Managed XDR

gi44.exe (Agent Tesla) — malware analysis report

File info

Filename
gi44.exe
File type
PE32 executable (GUI) Intel 80386 Mono/.Net assembly, for MS Windows
File size
2.9 MB
First seen
Last seen

Environment

w10/x86 en

Hashes

SHA1
33492f65ea5d82150920484255b4e86a6fd95162
SHA256
0d4df5aee74d3a434df1f763e6ecb40a3c9aefc205a07509ce61968d968efd05
MD5
62b0cbd469a6db9c7a0853d23fae8fa0

Malwares

  • Agent Tesla

Signatures

Execution

T1053.005 creates_tasks: Creates a delayed task using Task Scheduler

Persistence

T1547.001 persistence_autorun: Makes itself run automatically on Windows startup
T1053.005 creates_tasks: Creates a delayed task using Task Scheduler

Privilege Escalation

T1547.001 persistence_autorun: Makes itself run automatically on Windows startup
T1055.002 inject_write_pe: Writes PE file to another process's memory
T1055.012 injection_runpe: Injects code into another process
T1053.005 creates_tasks: Creates a delayed task using Task Scheduler
T1134 sets_privilegies_via_adjusttokenprivileges: Sets process privilege via AdjustTokenPrivileges
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process

Defense Evasion

T1218 bypass_dev_utils: Executing .NET utility in a suspended state, potentially for injection
T1055.002 inject_write_pe: Writes PE file to another process's memory
T1055.012 injection_runpe: Injects code into another process
T1218 suspicious_path_cmdline: Starts process with suspicious command line
T1564.004 removes_zoneid_ads: Attempts to hide the indications that the file was downloaded from the Internet
T1027.002 packer_entropy: Probably contains compressed or encrypted data
T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1027.002 pe_features: Executable file has PE anomalies (may be false positive)
T1134 sets_privilegies_via_adjusttokenprivileges: Sets process privilege via AdjustTokenPrivileges
T1134 opens_thread_token: Opens the access token associated with a thread
T1134 opens_process_token: Opens the access token associated with a process
T1497.001 antivm_queries_computername: Retrieves the computer name
T1070 stealth_window: A process created a hidden window

Discovery

T1497.003 antisandbox_sleep: The process attempted to slow down analysis
T1497.001 antivm_queries_computername: Retrieves the computer name

Impact

T1565 modifies_hostfile: Writes data to system hosts file

Other

yara_rules: Static rules
steganographic_png: Possible malicious steganographic PNG
creates_exe: Creates executable files in the file system
static_pe_anomaly: The PE file structure contains anomalies
copies_self: Creates a copy of itself
no_graphical_activity: No graphic activity
dotnet_suspicious_resources_names: Dotnet program has suspicious resources names
create_rpc_bindings: Creates RPC connection
creates_suspended_process: Creates suspended process
dotnet_antimetadata_analysis: Dotnet program has anti-analysis tricks
dotnet_import_unmanaged_code: Dotnet program statically imports unmanaged functions/modules
test_check_service: Starts services
dotnet_use_suspicious_functions: Dotnet program potentially uses suspicious functions/modules
pe_overlay: PE file contains overlay

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