MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 42a7a28a30807901bea53485cdf412afef9a6bbab0e567f71be77ad34fa43376. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.
Database Entry
Formbook
Vendor detections: 13
| SHA256 hash: | 42a7a28a30807901bea53485cdf412afef9a6bbab0e567f71be77ad34fa43376 |
|---|---|
| SHA3-384 hash: | dc36338a9c97cdcae3efabc657a1fdc19d7af4ba021d1a5b0b7dde2eb2d5c7abb4b2d2e705b0bfc58b8aec102c29cc23 |
| SHA1 hash: | b90edff63ed469d50e48cbe9bcb0e43cd097667f |
| MD5 hash: | 6fa3e07a6ff198d106e3341320f724b2 |
| humanhash: | angel-cup-idaho-xray |
| File name: | 6fa3e07a6ff198d106e3341320f724b2 |
| Download: | download sample |
| Signature | Formbook |
| File size: | 1'056'768 bytes |
| First seen: | 2022-07-18 16:38:30 UTC |
| Last seen: | 2022-07-18 17:39:57 UTC |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'748 x AgentTesla, 19'643 x Formbook, 12'245 x SnakeKeylogger) |
| ssdeep | 24576:tFsu1DHD66LrWEVgV6B9LJPvzOLr4l0L9Yb:tFX1a6rfvpvzOnOaYb |
| Threatray | 16'455 similar samples on MalwareBazaar |
| TLSH | T13925F11271B53B56D2B8C7F4415600901FF52E6EB4AFE66ACEEAB4DB61B0F004A84F17 |
| TrID | 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 10.2% (.EXE) Win64 Executable (generic) (10523/12/4) 6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) 4.3% (.EXE) Win32 Executable (generic) (4505/5/1) 2.0% (.EXE) Win16/32 Executable Delphi generic (2072/23) |
| File icon (PE): |  |
| dhash icon | c409f8f0d8d06084 (1 x Formbook, 1 x RedLineStealer) |
| Reporter |  zbetcheckin |
| Tags: | 32 exe FormBook |
Intelligence
File Origin
# of uploads :
2
# of downloads :
231
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Result
Verdict:
Malware
Maliciousness:
Behaviour
Creating a window
Sending a custom TCP request
Verdict:
Suspicious
Threat level:
5/10
Confidence:
100%
Tags:
packed
Result
Verdict:
MALICIOUS
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Malware family:
Formbook
Verdict:
Malicious
Result
Threat name:
FormBook
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Maps a DLL or memory area into another process
Modifies the context of a thread in another process (thread injection)
Multi AV Scanner detection for submitted file
Potentially malicious time measurement code found
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Detection:
formbook
Threat name:
ByteCode-MSIL.Trojan.FormBook
Status:
Malicious
First seen:
2022-07-15 21:49:42 UTC
File Type:
PE (.Net Exe)
Extracted files:
22
AV detection:
21 of 25 (84.00%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
formbook
Similar samples:
+ 16'445 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
5/10
Tags:
n/a
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Unpacked files
SH256 hash:
9f27b0d61a2c502087f9c225ebda4caf82b052f79b76f35aeb75f4f6512449be
MD5 hash:
2dcee1f625ee42cf55f4e9f671fadc2f
SHA1 hash:
cc056cc8d9c891993abc3ed52990755cf27aeeb0
Detections:
win_formbook_g0
win_formbook_auto
SH256 hash:
ec7d694bf6b0a330d75a0f3c273e656f34b0df1c3aa7e177a19b48ae337c261f
MD5 hash:
f64569d03afbc3da62916ec6349335ae
SHA1 hash:
e43c8e964a80f234a3709552c3d31aca24f53fce
SH256 hash:
0a7a755c65c8c024e27cbe60d2fd4951369d47a60363f4e59a4781e1b2c26e1a
MD5 hash:
fb65ce618167239915c908dc7e686d46
SHA1 hash:
c1fc1453fba64260acb5d7e51aeac688d65e3522
SH256 hash:
883b63ef84c6b1cc09687962beca56e4f4b7960df7c5459e29998befaa3ccf15
MD5 hash:
ecb3f27eb8279c51608c8ea8f8050655
SHA1 hash:
82385d75444ab5fccacf37e2746c7dce73faa7f3
SH256 hash:
42a7a28a30807901bea53485cdf412afef9a6bbab0e567f71be77ad34fa43376
MD5 hash:
6fa3e07a6ff198d106e3341320f724b2
SHA1 hash:
b90edff63ed469d50e48cbe9bcb0e43cd097667f
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
YARA Signatures
MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.
| Rule name: | pe_imphash |
|---|
| Rule name: | Skystars_Malware_Imphash |
|---|---|
| Author: | Skystars LightDefender |
| Description: | imphash |
File information
The table below shows additional information about this malware sample such as delivery method and external references.
Web download
Delivery method
Distributed via web download
Comments
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