MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 03bdef1835627c2aff6b3c97d3e2096f95606c52769845304f1702c1bf62bc6a. 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: 15


Intelligence 15 IOCs YARA 2 File information Comments

SHA256 hash: 03bdef1835627c2aff6b3c97d3e2096f95606c52769845304f1702c1bf62bc6a
SHA3-384 hash: f64b225d6f782f01a1121761df7ff35bdc12e06ed2fe9999c8c4b23600a6a88896cc8055209ee3d435926b8ee417f0ae
SHA1 hash: 111854899364b7329c2c8fe8488613f6a4c52f2d
MD5 hash: e318267f4168cbd3e4424f8b542a7796
humanhash: fix-item-friend-mockingbird
File name:e318267f4168cbd3e4424f8b542a7796.exe
Download: download sample
Signature Formbook
File size:713'728 bytes
First seen:2022-11-25 07:38:11 UTC
Last seen:2022-11-25 09:40:48 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'469 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:tchgh/PsZ1DX/VDJJhlMZLR8JsT68k7WWDTXu19GX+wPMwJRGy:Chgh/PUlMZLiJySWPPGTPMway
TLSH T1DFE417CB2F300E84DB4F34715D8D1B8856523DA149F59CF22B35AA786D468BFA69233C
TrID 63.0% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.2% (.SCR) Windows screen saver (13097/50/3)
9.0% (.EXE) Win64 Executable (generic) (10523/12/4)
5.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.8% (.EXE) Win32 Executable (generic) (4505/5/1)
Reporter abuse_ch
Tags:exe FormBook

Intelligence


File Origin
# of uploads :
2
# of downloads :
176
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
e318267f4168cbd3e4424f8b542a7796.exe
Verdict:
Suspicious activity
Analysis date:
2022-11-25 07:46:02 UTC
Tags:
n/a

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
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.
Result
Threat name:
FormBook
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Deletes itself after installation
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
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Snort IDS alert for network traffic
System process connects to network (likely due to code injection or exploit)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 753679 Sample: 7OCY3xDx8D.exe Startdate: 25/11/2022 Architecture: WINDOWS Score: 100 31 www.houmenmarket.com 2->31 33 houmenmarket.com 2->33 37 Snort IDS alert for network traffic 2->37 39 Malicious sample detected (through community Yara rule) 2->39 41 Antivirus detection for URL or domain 2->41 43 7 other signatures 2->43 9 7OCY3xDx8D.exe 3 2->9         started        signatures3 process4 file5 23 C:\Users\user\AppData\...\7OCY3xDx8D.exe.log, ASCII 9->23 dropped 53 Injects a PE file into a foreign processes 9->53 13 7OCY3xDx8D.exe 9->13         started        signatures6 process7 signatures8 55 Modifies the context of a thread in another process (thread injection) 13->55 57 Maps a DLL or memory area into another process 13->57 59 Sample uses process hollowing technique 13->59 61 Queues an APC in another process (thread injection) 13->61 16 explorer.exe 13->16 injected process9 dnsIp10 25 iamme-label.com 81.169.145.80, 49701, 49702, 49703 STRATOSTRATOAGDE Germany 16->25 27 www.ahmedo.ch 213.239.221.71, 49700, 80 HETZNER-ASDE Germany 16->27 29 2 other IPs or domains 16->29 35 System process connects to network (likely due to code injection or exploit) 16->35 20 wlanext.exe 13 16->20         started        signatures11 process12 signatures13 45 Tries to steal Mail credentials (via file / registry access) 20->45 47 Tries to harvest and steal browser information (history, passwords, etc) 20->47 49 Deletes itself after installation 20->49 51 2 other signatures 20->51
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Status:
Malicious
First seen:
2022-11-24 11:03:19 UTC
File Type:
PE (.Net Exe)
Extracted files:
10
AV detection:
22 of 26 (84.62%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
formbook
Result
Malware family:
formbook
Score:
  10/10
Tags:
family:formbook campaign:dcn0 rat spyware stealer trojan
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Formbook
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Unpacked files
SH256 hash:
6fb3515c15daada5ecdb6194a69cc199a68e378ed018e2423d9e2ce2ef6d9493
MD5 hash:
3d5e5048fd971cf530cd06128c0d488c
SHA1 hash:
1d9563e53c7982db06037ae22160e2fbaa9b8243
Detections:
XLoader win_formbook_auto win_formbook_g0
SH256 hash:
42571754dcc7501f6aff155ce4db9c38dd55937bffdc8ce54dfb21900ce9fce6
MD5 hash:
319fd9ed786bd8638c6455806386d20e
SHA1 hash:
ac84ea9a8ccb1b977e758f3be0ed6ad0105d3891
SH256 hash:
53029ee8739b29f1642bfbc15a3832c5c67b3ec626b055921f301e6eb1fed197
MD5 hash:
a5049bef52e75e83fde8f28b675ba4b5
SHA1 hash:
d3d0d8951fd9906a2cdbfb76db0f1c1a3105b6cf
SH256 hash:
e7fac667327d4df2f43478b49e3163d2d0f95748c98925724ae4b61922b1390f
MD5 hash:
1c0902d3e7837772d6a834dfbba5aa26
SHA1 hash:
cc485acf816e8901f76968307de5fc6e1e03937a
SH256 hash:
cfc16a2dbb933b1b85807d48966e9301b9fc34f4c44e7357713ca88b54bf4ab4
MD5 hash:
aabd0bdc81026ade6c57383f21d5c227
SHA1 hash:
4b26936bb8c03be6d7963184215a5ab594ecb765
SH256 hash:
ab19f28c700d64814b0c55df868c30dfb94e0a1f9fb6f7bca05bac6eb78a4e52
MD5 hash:
1f2a6c02dcf9aa00a28a5039fb5b8ce0
SHA1 hash:
1ef480867d39b98368af7586a8e6ba38c0c3893a
SH256 hash:
03bdef1835627c2aff6b3c97d3e2096f95606c52769845304f1702c1bf62bc6a
MD5 hash:
e318267f4168cbd3e4424f8b542a7796
SHA1 hash:
111854899364b7329c2c8fe8488613f6a4c52f2d
Please note that we are no longer able to provide a coverage score for Virus Total.

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

Formbook

Executable exe 03bdef1835627c2aff6b3c97d3e2096f95606c52769845304f1702c1bf62bc6a

(this sample)

  
Delivery method
Distributed via web download

Comments