MalwareBazaar Database
You are currently viewing the MalwareBazaar entry for SHA256 4cfa2754f65c5621cec77a0804c28092191f5d2993a49c40312c940fe2ef08c3. 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: 11
| SHA256 hash: | 4cfa2754f65c5621cec77a0804c28092191f5d2993a49c40312c940fe2ef08c3 |
|---|---|
| SHA3-384 hash: | 24419a7a0c2c757a6cff73003a7cadac2e78d0ba74cad9d86bf078be91b4d0d8a2a3f0252473ad34e042a27f948ebac1 |
| SHA1 hash: | 2e7ad3fb6f08de1f29b65f0cd23cce4732d5f110 |
| MD5 hash: | dcfd252b42db66edd1a625bf6d1a8f6e |
| humanhash: | blue-pip-network-equal |
| File name: | SecuriteInfo.com.W32.AIDetectNet.01.17024.23666 |
| Download: | download sample |
| Signature | Formbook |
| File size: | 675'840 bytes |
| First seen: | 2022-04-25 09:31:00 UTC |
| Last seen: | Never |
| File type: |  exe |
| MIME type: | application/x-dosexec |
| imphash | f34d5f2d4577ed6d9ceec516c1f5a744 (48'661 x AgentTesla, 19'474 x Formbook, 12'208 x SnakeKeylogger) |
| ssdeep | 12288:LpMcz5psjVm1ZlDaNIndVol+qXpS/IM1y86THpDFpK/5tk/IYVbhqaPo38xIbrY2:LpMz/HbhqvbrYU8oCmuqHUCGlH7 |
| Threatray | 15'106 similar samples on MalwareBazaar |
| TLSH | T12DE4BE57B559DA05C978BAF562106D8002A2AF8E90B1D2F918A137B925F33C3FE407DF |
| TrID | 49.6% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13) 21.2% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13) 8.9% (.SCR) Windows screen saver (13101/52/3) 7.1% (.EXE) Win64 Executable (generic) (10523/12/4) 4.4% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2) |
| File icon (PE): |  |
| dhash icon | 0f3375cccc61338f (15 x AgentTesla, 11 x Formbook, 6 x SnakeKeylogger) |
| Reporter |  SecuriteInfoCom |
| Tags: | exe FormBook |
Intelligence
File Origin
# of uploads :
1
# of downloads :
235
Origin country :
n/a
Vendor Threat Intelligence
Detection:
Formbook
Result
Verdict:
Clean
Maliciousness:
Behaviour
Searching for the window
Creating a window
DNS request
Sending a custom TCP request
Verdict:
Malicious
Threat level:
10/10
Confidence:
100%
Tags:
obfuscated packed
Result
Verdict:
UNKNOWN
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
Found malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect virtualization through RDTSC time measurements
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Detection:
xloader
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2022-04-25 07:25:14 UTC
File Type:
PE (.Net Exe)
Extracted files:
18
AV detection:
20 of 41 (48.78%)
Threat level:
5/5
Detection(s):
Suspicious file
Verdict:
malicious
Label(s):
formbook
Similar samples:
+ 15'096 additional samples on MalwareBazaar
Result
Malware family:
xloader
Score:
10/10
Tags:
family:xloader campaign:hfhf loader rat
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Xloader Payload
Xloader
Unpacked files
SH256 hash:
d3492b6c0770fa388c60451a16c6f713d13a01f4a811944a0233b9fb11bba155
MD5 hash:
989d8703a267516a3651bdd106ec6f79
SHA1 hash:
fce51a59c0c9d7559766fc77acafe6663a416ea3
Detections:
win_formbook_g0
win_formbook_auto
SH256 hash:
1d5aaaf2a366dd6facce8703b39d758d0bcb9d23723d59ca35d981e8a1b0c8ea
MD5 hash:
1fc6b9df1e81a1542d39b6cac2fe65e6
SHA1 hash:
d61c3593bd6230799b064d356c40d774d2b2c214
SH256 hash:
09cd3bc420c8982190990a9673b58c3ab01e933dff0881f1e521d3316f1b9a6b
MD5 hash:
6933707e111286a128ad0f7fa298153f
SHA1 hash:
d1121c8bed634e9684727e8c0aad3f597b0749ad
SH256 hash:
67977574236df7d288d0c2e0993470a12e8ecbb29821e821715b5a4424c1a21c
MD5 hash:
b3ce7a76ecd11354e946e8752b9dc133
SHA1 hash:
19111a08cdb3bc0b730a64614077ce1a1f30a744
SH256 hash:
4cfa2754f65c5621cec77a0804c28092191f5d2993a49c40312c940fe2ef08c3
MD5 hash:
dcfd252b42db66edd1a625bf6d1a8f6e
SHA1 hash:
2e7ad3fb6f08de1f29b65f0cd23cce4732d5f110
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.45
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: | pdb2 |
|---|
| 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.
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