Managed XDR

fwd_-comprobante-de-pago-fact-5235.msg (FormBookFormgrabber) — malware analysis report

File info

Filename
fwd_-comprobante-de-pago-fact-5235.msg
File type
CDFV2 Microsoft Outlook Message
File size
2.1 MB
First seen
Last seen

Environment

win7/x64 en

Hashes

SHA1
08696f40a89015221858442d8e010bc89a82b7a7
SHA256
fb2abcd840120cdb714e5473f809aff837f7438755e398a49d67d91817eef72d
MD5
d59f35b1639378958284d4ff7a6d4fd9

Malwares

  • FormBookFormgrabber

Signatures

Execution

T1059.006 drops_python_dll: Drops python dll

Persistence

T1574 dropper_dll: Creates DLL, which is then loaded into the process

Privilege Escalation

T1055.002 inject_write_pe: Writes PE file to another process's memory
T1055.012 injection_runpe: Injects code into another process
T1055 injection_failed: The attempt to inject into a process has failed
T1574 dropper_dll: Creates DLL, which is then loaded into the process
T1134 sets_privilegies_via_adjusttokenprivileges: Sets process privilege via AdjustTokenPrivileges
T1134 opens_process_token: Opens the access token associated with a process

Defense Evasion

T1055.002 inject_write_pe: Writes PE file to another process's memory
T1055.012 injection_runpe: Injects code into another process
T1027.002 unnamed_memory_regions_contains_pe: One or several unnamed memory regions are PE files
T1027.002 unnamed_memory_regions: Code was executed in unnamed regions
T1027.004 compiles_code: Compiles VB.NET code
T1497 antidbg_query_system: Checks for kernel debugger (SystemKernelDebuggerInformation)
T1497 antidbg_query_process: Checks if the process is being debugged (ProcessDebugPort)
T1027.002 pe_features: Executable file has PE anomalies (may be false positive)
T1055 injection_failed: The attempt to inject into a process has failed
T1574 dropper_dll: Creates DLL, which is then loaded into the process
T1134 sets_privilegies_via_adjusttokenprivileges: Sets process privilege via AdjustTokenPrivileges
T1134 opens_process_token: Opens the access token associated with a process
T1027.002 packer_entropy: Probably contains compressed or encrypted data
T1497.003 antisandbox_sleep: The process attempted to slow down analysis

Discovery

T1497 antidbg_query_system: Checks for kernel debugger (SystemKernelDebuggerInformation)
T1497 antidbg_query_process: Checks if the process is being debugged (ProcessDebugPort)
T1497.003 antisandbox_sleep: The process attempted to slow down analysis

Other

yara_rules: Static rules
unpacker_wrong_base: Possibly, an error occured in the file unpacker
runs_utility_without_cmdline: Runs system utility without arguments (non-typical usage)
suspicious_process: Spawns a suspicious process
valid_authenticode: The digital signature has been verified
has_pdb: This executable file has a PDB path
creates_suspended_process: Creates suspended process
pe_overlay: PE file contains overlay

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