MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a72d23291c793083519a7095c31a259f88b62f15759f7988894bf6b99903cc23. 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: 16


Intelligence 16 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a72d23291c793083519a7095c31a259f88b62f15759f7988894bf6b99903cc23
SHA3-384 hash: cf9fcc5673ef6a337b949adb976644c11778ed45994a103cfd03b88f3a25675ecf95ba7f985a56fb1a46b7c15e9a13ec
SHA1 hash: 9ea23b1013180128d3e83ea6e6316b3143580ca8
MD5 hash: 32f44879deceb76529bfe2532dec9195
humanhash: green-fourteen-carbon-wisconsin
File name:SecuriteInfo.com.Variant.Lazy.263646.20228.9012
Download: download sample
Signature Formbook
Create hunting rule
File size:1'098'240 bytes
First seen:2022-11-12 08:56:35 UTC
Last seen:2022-11-13 17:22:08 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'600 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 12288:qm6U6JIKqaL62WQboR4IU3DmgykgN8pYMvO/kMt/FXzSD+c8anUDG1YWE0N:jCJIk+yLyknA/keeDxn0G1YH0N
TLSH T1DD35090925B5C433F0490BF45224F9EC253CEC0B6E98824F6DB2BD176EB99A7F498D52
TrID 61.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.0% (.SCR) Windows screen saver (13097/50/3)
8.8% (.EXE) Win64 Executable (generic) (10523/12/4)
5.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.2% (.EXE) Win16 NE executable (generic) (5038/12/1)
Reporter SecuriteInfoCom
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
188
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SecuriteInfo.com.Variant.Lazy.263646.20228.9012
Verdict:
Suspicious activity
Analysis date:
2022-11-12 08:59:43 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/bb37f350-cf29-41a7-abb8-5e823fb5151a

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/332855/
Detection(s):
SecuriteInfo.com.Variant.Lazy.263646.20228.9012.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed
Link:
https://www.filescan.io/uploads/636f5fe24834ec1f25eeeb37/reports/ef86607b-7190-4811-81b6-9455f3578b5a/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/c4ed3d30-e31d-4d7d-9882-09be05fa6434
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1111789
Signature
.NET source code contains potential unpacker
C2 URLs / IPs found in malware configuration
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
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:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a72d23291c793083519a7095c31a259f88b62f15759f7988894bf6b99903cc23/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-11-12 08:57:13 UTC
File Type:
PE (.Net Exe)
Extracted files:
34
AV detection:
20 of 26 (76.92%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=u4wsgki4peyigum2ock4ggrft6elmlyvowpxtcejjp3ltgidzqrq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:pl63 rat spyware stealer trojan
Link:
https://tria.ge/reports/221112-kwk9sahg4v/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Formbook payload
Formbook
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/34e22962-7191-4d1a-b653-af9d8454291d
Unpacked files
SH256 hash:
593f55f7c418a1362d53371845b8440c9d4fbbba7497a206d7ba80cbcb394a91
MD5 hash:
93e4106f303e29acb6469add640333cf
SHA1 hash:
f61a89d4078763d2a1819edcf87cf444e9bee059
Detections:
FormBook
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/a22489b1-2ad2-4c9b-8635-e0fa27018ae9/
Parent samples :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 hash:
e8a669f0e98321c537d89ca259b98dc09f1d4b181165c1be6698517ff409adca
MD5 hash:
af7d3f5336237231e02088b27a01c630
SHA1 hash:
991de6f3722ba50352a143f81b54a06affb02888
Link:
https://www.unpac.me/results/a22489b1-2ad2-4c9b-8635-e0fa27018ae9/
SH256 hash:
7f272c4db499b1501a5ea1711d23de0e6a0c07faf16275e9b01722dae889c7c9
MD5 hash:
dd8b9511dda8eb7c84e1621046828883
SHA1 hash:
7f715270ffcadcba5c3148d2a0cecfaaf6c2e805
Link:
https://www.unpac.me/results/a22489b1-2ad2-4c9b-8635-e0fa27018ae9/
SH256 hash:
c740090e775027f4f54e6692cd4cec5b044c7ba32e3f19829da74ec73630e8c3
MD5 hash:
2acd2257d5153e95e296fba8d09601ec
SHA1 hash:
5df4def0954aac418e55d094fcd4def0e4cf3d5d
Link:
https://www.unpac.me/results/a22489b1-2ad2-4c9b-8635-e0fa27018ae9/
SH256 hash:
ab19f28c700d64814b0c55df868c30dfb94e0a1f9fb6f7bca05bac6eb78a4e52
MD5 hash:
1f2a6c02dcf9aa00a28a5039fb5b8ce0
SHA1 hash:
1ef480867d39b98368af7586a8e6ba38c0c3893a
Link:
https://www.unpac.me/results/a22489b1-2ad2-4c9b-8635-e0fa27018ae9/
SH256 hash:
a72d23291c793083519a7095c31a259f88b62f15759f7988894bf6b99903cc23
MD5 hash:
32f44879deceb76529bfe2532dec9195
SHA1 hash:
9ea23b1013180128d3e83ea6e6316b3143580ca8
Link:
https://www.unpac.me/results/a22489b1-2ad2-4c9b-8635-e0fa27018ae9/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/a72d23291c79/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.81
Link:
https://yomi.yoroi.company/submissions/a72d23291c793083519a7095c31a259f88b62f15759f7988894bf6b99903cc23

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.

Cape
Cape
https://www.capesandbox.com/analysis/332855/

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