MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 aef2ec08c3a59a0ac4d2acb6a25b2ec4b6123b996a9753c1fc67da2f17a9c8f8. 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: 17


Intelligence 17 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: aef2ec08c3a59a0ac4d2acb6a25b2ec4b6123b996a9753c1fc67da2f17a9c8f8
SHA3-384 hash: dd49d6fc1f9209424a8e0defa527c73193770a72fa7a949762b6e6752987bef1ae013512f2366501bcc950c14333ac78
SHA1 hash: 9776bb83944d705556c8d99ade5eaab73a2df7b6
MD5 hash: 23ff29b9374014a0a0fb378c1d3aaaf4
humanhash: foxtrot-carbon-jersey-timing
File name:DHL DELIVERY CUSTOMS CLEARANCE FORM.pdf.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:711'168 bytes
First seen:2023-08-30 06:30:17 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'738 x AgentTesla, 19'596 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 12288:/YGAyEjVQtQ/qknaVHI/5pSxSaGKbYzlkdhceo8UhRcOJ5cZK:/YEESUqknadI//uXxrce75y4
Threatray 38 similar samples on MalwareBazaar
TLSH T11BE4E11876B85F26E6BD83F58474564807F977AE243EE38C8DD234EF2660F814A11B27
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)
Reporter abuse_ch
Tags:DHL exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
276
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
formbook
Create hunting rule
ID:
1
File name:
DHL DELIVERY CUSTOMS CLEARANCE FORM.pdf.exe
Verdict:
Malicious activity
Analysis date:
2023-08-30 06:41:44 UTC
Tags:
formbook xloader
Link:
https://app.any.run/tasks/b71e4d73-4132-42dd-b709-7324760b9f29

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/445213/
Detection(s):
Porcupine.Malware.58887.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a custom TCP request
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Launching a process
Launching cmd.exe command interpreter
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
explorer lolbin masquerade packed
Link:
https://www.filescan.io/uploads/64eee2287444d2eb09f33ca2/reports/4c54ac11-4bc8-4340-8aee-b30b8c5f6301/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_90%
Link:
https://www.hybrid-analysis.com/sample/aef2ec08c3a59a0ac4d2acb6a25b2ec4b6123b996a9753c1fc67da2f17a9c8f8
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.
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/e4547bf5-d112-4968-9a6d-05241c23cf8e
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1300171
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found malware configuration
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for submitted file
Tries to detect virtualization through RDTSC time measurements
Uses an obfuscated file name to hide its real file extension (double extension)
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/aef2ec08c3a59a0ac4d2acb6a25b2ec4b6123b996a9753c1fc67da2f17a9c8f8/
Threat name:
ByteCode-MSIL.Spyware.Noon
Create hunting rule
Status:
Malicious
First seen:
2023-08-30 06:31:06 UTC
File Type:
PE (.Net Exe)
Extracted files:
15
AV detection:
19 of 24 (79.17%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=v3zoycgduwnavrgsvs3kewzoys3beo4znklvhqp4m7nc6f5jzd4a._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
305362809f5dba8394aadc7d504a87af728d70173c1941c3a111f8479b9deb04
Formbook
48344ddf6064b91600662af7a6b0c9d66b4ed354bd50839c360c21d62d49e63b
Formbook
5e451077fb7fef7d63de5d16408ccac22b93e1d57d9ffdb8285c9293ec6232ea
Formbook
93656757a068411ff061886178374d02011c112bc4cd89217eae721b6fef78f0
Formbook
946c1319c6a08e50e191cc56cac6895bfac47b2e766901a8714251f40a06bdff
Formbook
9a2008be914863b763da0fec53a39e995cae4bb95a03aeb634c95ba7a6943522
Formbook
b34d5f723853264502eb255218c41fcd86396a3d15025484836182b0c97d5531
Formbook
c0545f16fbbecef4ff1983c05e620651f24c48d3debaf525fd3e057ef688fae4
Formbook
c607e2b096cdac3b4d50a30c3acad0b1fb6b0741b8d98d7fd73ba20660aaded4
Formbook
dd6340502962824fb0d1e1259db672582c60dcf7dc9d995b660f1f2fd76d077c
Formbook
+ 28 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:sy22 rat spyware stealer trojan
Link:
https://tria.ge/reports/230830-g92l5sab57/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
Program crash
Suspicious use of SetThreadContext
Formbook payload
Formbook
Unpacked files
SH256 hash:
24fe9517e8701825def1d4094e92edbf9eaa76f22ef708f6e74b081ad1483f9a
MD5 hash:
fc5df6126d3f7c266dfa3ae743a9848e
SHA1 hash:
08b1e6c48eb2149ffb272ed476314135dca8ff09
Detections:
FormBook
Create hunting rule
win_formbook_w0
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/d0cb59a7-dae7-4761-99cf-1df66cd44729/
Parent samples :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 hash:
9e9b12793284d115d7e1ea40f8052c61c8cd84a379d177b7ff63383cd66edd86
MD5 hash:
b59ce4661993125911520b704c70cda8
SHA1 hash:
e2f8ba815caa5dcc4e1d0583967e7c8e38e62436
Link:
https://www.unpac.me/results/d0cb59a7-dae7-4761-99cf-1df66cd44729/
SH256 hash:
2a995b5b64848a9eb8fd76a8b8092290314f8277e32dd9777514f1f743655d71
MD5 hash:
b64f9b22dbc01029545a7755d42c00e3
SHA1 hash:
b562d820f62236292a5f63a80751960cffed9e06
Link:
https://www.unpac.me/results/d0cb59a7-dae7-4761-99cf-1df66cd44729/
SH256 hash:
dda35204d5abe071296093e48efbbfbdc7420b2a32b243237284d81d1015fffe
MD5 hash:
e9f0746eba820d03fa6bcd5dbc6ee1fc
SHA1 hash:
2803a2c8c995633b65f36fc0f6aba3e2750d9bcb
Link:
https://www.unpac.me/results/d0cb59a7-dae7-4761-99cf-1df66cd44729/
SH256 hash:
aef2ec08c3a59a0ac4d2acb6a25b2ec4b6123b996a9753c1fc67da2f17a9c8f8
MD5 hash:
23ff29b9374014a0a0fb378c1d3aaaf4
SHA1 hash:
9776bb83944d705556c8d99ade5eaab73a2df7b6
Link:
https://www.unpac.me/results/d0cb59a7-dae7-4761-99cf-1df66cd44729/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/aef2ec08c3a5/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/aef2ec08c3a59a0ac4d2acb6a25b2ec4b6123b996a9753c1fc67da2f17a9c8f8

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:NET
Create hunting rule
Author:malware-lu
Rule name:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
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 aef2ec08c3a59a0ac4d2acb6a25b2ec4b6123b996a9753c1fc67da2f17a9c8f8

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/445213/

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