MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 137ab99c2cbf5b89d466a1208139b94be31e7668e94b9d0e35c41e180bbbd702. 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: 14


Intelligence 14 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 137ab99c2cbf5b89d466a1208139b94be31e7668e94b9d0e35c41e180bbbd702
SHA3-384 hash: 261143dda75b1dd2e5e9780d01308dbccd7b7798e2878b7cbc6cf81167c992f1d02e89622a82f858e2e2897a38c76d39
SHA1 hash: e11def9e5fde641a096a880903f5a56bb12e7ae8
MD5 hash: 8e4c02fb2c31e0d1dd7b34b0d9caa9a3
humanhash: august-lima-spring-montana
File name:12790429914_20221110_05380177_HesapOzeti,txt.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:782'848 bytes
First seen:2022-11-10 12:30:09 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'658 x AgentTesla, 19'469 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:ItRLYxmN7tSevM/zSoamkqH9xX2OEsQHvJgsYnyLxXgxwQphKxH0hVkUtDn:EcMoLH+pxYnyLxwMH0HkUtD
TLSH T1EDF48C68A156C995FA6F8372A1ECFFB013F270E3D1C9C65792681284C7D9BD60D8128F
TrID 64.2% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.5% (.SCR) Windows screen saver (13097/50/3)
9.2% (.EXE) Win64 Executable (generic) (10523/12/4)
5.7% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.9% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 0ce4d09ecefc799a (13 x Formbook, 9 x AgentTesla, 6 x SnakeKeylogger)
Reporter abuse_ch
Tags:exe FormBook geo TUR

Intelligence

File Origin
# of uploads :
1
# of downloads :
203
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
12790429914_20221110_05380177_HesapOzeti,txt.exe
Verdict:
Malicious activity
Analysis date:
2022-11-10 12:46:45 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/195f6172-c3e1-4a5f-8c55-35adf1c4fae4

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/331910/
Detection(s):
SecuriteInfo.com.PUA.EmbeddedEXE-1.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed rundll32.exe
Link:
https://www.filescan.io/uploads/636cef065ae98d577068ac40/reports/18c27de0-7f69-4c96-b7ea-0d8804efedd2/overview
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
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/511132d1-74b5-48fb-a799-9dae012a5681
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
96 / 100
Link:
https://www.joesandbox.com/analysis/1110484
Signature
.NET source code contains potential unpacker
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
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)
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/137ab99c2cbf5b89d466a1208139b94be31e7668e94b9d0e35c41e180bbbd702/
Threat name:
Win32.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-11-10 08:54:57 UTC
File Type:
PE (.Net Exe)
Extracted files:
62
AV detection:
21 of 41 (51.22%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=cn5lthbmx5nytvdgueqiconzjprr45ti5ffz2drvyqpbqc5324ba._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:s5zx rat spyware stealer trojan
Link:
https://tria.ge/reports/221110-pp2qeabgcl/
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/5cb99b49-a813-4262-b79a-3f7fce13f004
Unpacked files
SH256 hash:
e7cccb43dd3b796e66281d2f398c390ce0942ae8214ccc306219a938fd4d5656
MD5 hash:
f40c50b52491bd866e05761d98d141e8
SHA1 hash:
b6ee73fb9683096944f650c35c7143a7c31837ea
Detections:
XLoader
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/88b84b7a-8c60-4e98-9e32-f99a4fdb0db3/
Parent samples :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 hash:
e43ed5a4e94e1b17fdde319b08cb15120b3d0c05548c1332d4abbf4f282cb389
MD5 hash:
dd88b555de397f749a9e38a3a14d25b4
SHA1 hash:
5280de0af81c992a7114f029d135f157135a27da
Link:
https://www.unpac.me/results/88b84b7a-8c60-4e98-9e32-f99a4fdb0db3/
SH256 hash:
dafb02a64180eb13979625cd8c7eb0ecec59f71dc29d82bdf102b40a2794adf0
MD5 hash:
2adfe1e339d856053be3be8667bb9118
SHA1 hash:
7168852c67f1f0f7cff00f452f377dd9ce98cd7a
Link:
https://www.unpac.me/results/88b84b7a-8c60-4e98-9e32-f99a4fdb0db3/
SH256 hash:
bc444c4ec803b91da7af06cb0eb233fe69f565067f89544bf750fc17a9ede6dd
MD5 hash:
b52058082749f08bbcb7036b0d4189e8
SHA1 hash:
90365baf6b18ff3139da00cd5caf30660643110e
Link:
https://www.unpac.me/results/88b84b7a-8c60-4e98-9e32-f99a4fdb0db3/
SH256 hash:
ab19f28c700d64814b0c55df868c30dfb94e0a1f9fb6f7bca05bac6eb78a4e52
MD5 hash:
1f2a6c02dcf9aa00a28a5039fb5b8ce0
SHA1 hash:
1ef480867d39b98368af7586a8e6ba38c0c3893a
Link:
https://www.unpac.me/results/88b84b7a-8c60-4e98-9e32-f99a4fdb0db3/
SH256 hash:
aa86723f77909017b8009cd286e15d4f45e71f81be4df3888a834c2b7c3ff54a
MD5 hash:
e93c8b2cc2c5932697842de254b8f62d
SHA1 hash:
08242ef29a1f1dcb88286149a68bd68b9663b9f3
Link:
https://www.unpac.me/results/88b84b7a-8c60-4e98-9e32-f99a4fdb0db3/
SH256 hash:
137ab99c2cbf5b89d466a1208139b94be31e7668e94b9d0e35c41e180bbbd702
MD5 hash:
8e4c02fb2c31e0d1dd7b34b0d9caa9a3
SHA1 hash:
e11def9e5fde641a096a880903f5a56bb12e7ae8
Link:
https://www.unpac.me/results/88b84b7a-8c60-4e98-9e32-f99a4fdb0db3/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.65
Link:
https://yomi.yoroi.company/submissions/137ab99c2cbf5b89d466a1208139b94be31e7668e94b9d0e35c41e180bbbd702

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.

Malspam

Formbook

Executable exe 137ab99c2cbf5b89d466a1208139b94be31e7668e94b9d0e35c41e180bbbd702

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/331910/

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