MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 98bf2d56d6648be19d20e78cc7f006b4ef48c5627c2e9ce70539b5a51fc9e5ad. 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


Intelligence 11 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 98bf2d56d6648be19d20e78cc7f006b4ef48c5627c2e9ce70539b5a51fc9e5ad
SHA3-384 hash: bd8801fd781c79f317577d4445753fb71c0983f3b4b72259d8e1b4378f9f76ec90d574e3e7f3ff9b6cdfe56f5e4fb192
SHA1 hash: 99771a7dbb2a19bef7ee83efef76934fe7ed567d
MD5 hash: 61a763f7b6cdb197a45e3331a627d2fd
humanhash: mars-georgia-cold-potato
File name:61a763f7b6cdb197a45e3331a627d2fd.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:947'712 bytes
First seen:2022-12-16 08:07:01 UTC
Last seen:Never
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:CzWmiVpvvvk96/cH+IC+tsRw0zF/1BROLsaW/cHsssx4TJZYkdsrgvkGnKaktmyu:sI0sRdFtu+ryTJfdsUMGnKawmVl
TLSH T1FE158B0AB0D94D19EB45EAF00740B6B136977FED69DEAA3D4EE93F490432218DC241DE
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% (.ICL) Windows Icons Library (generic) (2059/9)
File icon (PE):PE icon
dhash icon f0dc9eb69696c0f0 (12 x AgentTesla, 6 x Formbook, 3 x SnakeKeylogger)
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
165
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
61a763f7b6cdb197a45e3331a627d2fd.exe
Verdict:
No threats detected
Analysis date:
2022-12-16 08:09:46 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/4459084b-ac2d-4944-a6a4-4cc27f153749

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/346921/
Detection(s):
SecuriteInfo.com.Trojan.Inject4.48217.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a custom TCP request
Unauthorized injection to a recently created process
Verdict:
No Threat
Threat level:
  2/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/639c274301ed163ebd10a414/reports/8fed7a30-9dd5-4973-8a39-353cba89a848/overview
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
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/6862bbce-14de-4ec1-b745-8aff58e5d533
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1135558
Signature
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 domain / URL
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
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:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/98bf2d56d6648be19d20e78cc7f006b4ef48c5627c2e9ce70539b5a51fc9e5ad/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-12-15 18:52:01 UTC
File Type:
PE (.Net Exe)
Extracted files:
12
AV detection:
19 of 26 (73.08%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=tc7s2vwwmsf6dhja46gmp4agwtxurrlcpqxjzzyfhg22kh6j4wwq._file
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:w086 rat spyware stealer trojan
Link:
https://tria.ge/reports/221216-jzz2nshb71/
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
Link:
https://app.threat.zone/submission/8d312665-da7d-4ea1-a5d3-17b0a930e4e0
Unpacked files
SH256 hash:
d46c34f0a0c5bf4316730eba075ac8cc8b78fa9843e86641e53c260caecbb959
MD5 hash:
05f74a08c86c90a8b96039ef8f63ccbb
SHA1 hash:
f7b111ee1c9a3df7a894b1ec6d450aea9b0695fe
Detections:
XLoader
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/b1be3dfc-603c-4317-ac5a-f7d0c5e553d4/
Parent samples :
502eb45094080794e04e0db85d0a1844f268407bd310d5a631fd185eab11b39e
893f2dfd5758eb6fd8a7c8d9a6e83bc28ef165be2ef52c9a3ef4124f25dcd661
268552c2ffe8fbb6b8a2244ce2931ca115a4057d74bfb72fc7ba91b95d95ac63
dc99d626b36e12c70bcb745c3b7894eda7d7d7c788978eb5ba17beca18e995ab
91fc06743f28fe6510f6e23c02532b67519f6bdc4ab6f93c0aa14abb8225d60e
98bf2d56d6648be19d20e78cc7f006b4ef48c5627c2e9ce70539b5a51fc9e5ad
SH256 hash:
2338186284297f25351ddc123d8046efc9b7d4cbac65172319fa72e2351005c7
MD5 hash:
09e865319428d4a49f353bde5fad3ab5
SHA1 hash:
dd5e7bf688d69a0d5995985a5690639029f0d52e
Link:
https://www.unpac.me/results/b1be3dfc-603c-4317-ac5a-f7d0c5e553d4/
SH256 hash:
35cad145efd0b5b6396491150d2e307d4cb5e06d4f1b41aa310393c6dce520b9
MD5 hash:
56f8354a2e307e73243ff0056295fedd
SHA1 hash:
ed3257769ea438e1b5e86c3ef033e2deca86e239
Link:
https://www.unpac.me/results/b1be3dfc-603c-4317-ac5a-f7d0c5e553d4/
SH256 hash:
942ddbcb91047239e356b3d6307432ae1b349b89fd3ab006ae2e995477bc0734
MD5 hash:
57fb9f619c113edcf5e684f61453c77c
SHA1 hash:
8f5e1c726a7ec23c5f6d9275863b5d8e9a1c813a
Link:
https://www.unpac.me/results/b1be3dfc-603c-4317-ac5a-f7d0c5e553d4/
SH256 hash:
4ee60523f3c5539d03eddfc2e17cbd4dbf19a18e8909d0d588ad103d6edf035b
MD5 hash:
bff6f69f0462353c9d308ccb4177a957
SHA1 hash:
7cd553cb3f39bd241ac315627c486759299fc218
Link:
https://www.unpac.me/results/b1be3dfc-603c-4317-ac5a-f7d0c5e553d4/
SH256 hash:
d558c34f2bdde64aa650834b817d42d95e1f5d98fcc7398506f525ca5f7d1e30
MD5 hash:
799afa1e11934f5212c0c7a6a8444667
SHA1 hash:
604effef52893a65d666a6341f4e1797f80e924e
Link:
https://www.unpac.me/results/b1be3dfc-603c-4317-ac5a-f7d0c5e553d4/
SH256 hash:
98bf2d56d6648be19d20e78cc7f006b4ef48c5627c2e9ce70539b5a51fc9e5ad
MD5 hash:
61a763f7b6cdb197a45e3331a627d2fd
SHA1 hash:
99771a7dbb2a19bef7ee83efef76934fe7ed567d
Link:
https://www.unpac.me/results/b1be3dfc-603c-4317-ac5a-f7d0c5e553d4/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.45
Link:
https://yomi.yoroi.company/submissions/98bf2d56d6648be19d20e78cc7f006b4ef48c5627c2e9ce70539b5a51fc9e5ad

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
Create hunting rule
Rule name:Skystars_Malware_Imphash
Create hunting rule
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 98bf2d56d6648be19d20e78cc7f006b4ef48c5627c2e9ce70539b5a51fc9e5ad

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2259317/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/346921/

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