MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8b47208af9a6ddc6cbba36c03495fb4308c64b18bd455925502c9e39326e693e. 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 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8b47208af9a6ddc6cbba36c03495fb4308c64b18bd455925502c9e39326e693e
SHA3-384 hash: 93db0a557c7099351ffa4c0f48e1db4e8bb8a80ed31794900b89d4ea362162c41aa0a72580bd1cd57b108c91197635f7
SHA1 hash: f2adf38cda498e6740fa24b95e44378e0ad78df0
MD5 hash: 57bd2d2933d5c64bca855b90f21887a4
humanhash: carpet-north-bluebird-spaghetti
File name:DHL_119040 documento de recibo de la compra,pdf.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:563'200 bytes
First seen:2021-12-21 16:50:18 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:2xcBuSK3Ztkg8IoWWnHd0cCqmhrwvBpGKo:2CUSK3Zte/vqbhr+
Threatray 12'428 similar samples on MalwareBazaar
TLSH T115C4CE81B2AC6F56D77877F529B5974077B17C762823E24D0ECAB0DA2972B804D30E27
File icon (PE):PE icon
dhash icon 050559c9190a4460 (13 x RemcosRAT, 5 x AgentTesla, 3 x Formbook)
Reporter abuse_ch
Tags:DHL exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
172
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
DHL_119040 documento de recibo de la compra,pdf.exe
Verdict:
Malicious activity
Analysis date:
2021-12-21 17:05:07 UTC
Tags:
trojan formbook stealer
Link:
https://app.any.run/tasks/53c99d4c-4705-4945-90ef-092d7a797c91

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/215684/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.1140.21850.7083.UNOFFICIAL
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Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
DNS request
Unauthorized injection to a recently created process
Creating a file
Searching for synchronization primitives
Reading critical registry keys
Launching a process
Сreating synchronization primitives
Launching cmd.exe command interpreter
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed
Link:
https://www.filescan.io/uploads/61c205f8ec6c6c14a9e7f323/reports/85b9912e-20fc-45ac-ac0e-5226d693348d/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/e8055381-3c15-406a-9fdb-103645550d69
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/911109
Signature
.NET source code contains potential unpacker
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
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
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Self deletion via cmd delete
Sigma detected: CMSTP Execution Process Creation
Snort IDS alert for network traffic (e.g. based on Emerging Threat rules)
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
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 543588 Sample: DHL_119040 documento de rec... Startdate: 21/12/2021 Architecture: WINDOWS Score: 100 31 www.toyaelhf.com 2->31 33 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->33 35 Multi AV Scanner detection for domain / URL 2->35 37 Found malware configuration 2->37 39 11 other signatures 2->39 11 DHL_119040 documento de recibo de la compra,pdf.exe 3 2->11         started        signatures3 process4 file5 29 DHL_119040 documen... compra,pdf.exe.log, ASCII 11->29 dropped 49 Injects a PE file into a foreign processes 11->49 15 DHL_119040 documento de recibo de la compra,pdf.exe 11->15         started        signatures6 process7 signatures8 51 Modifies the context of a thread in another process (thread injection) 15->51 53 Maps a DLL or memory area into another process 15->53 55 Sample uses process hollowing technique 15->55 57 Queues an APC in another process (thread injection) 15->57 18 explorer.exe 15->18 injected process9 process10 20 cmstp.exe 18->20         started        signatures11 41 Self deletion via cmd delete 20->41 43 Modifies the context of a thread in another process (thread injection) 20->43 45 Maps a DLL or memory area into another process 20->45 47 Tries to detect virtualization through RDTSC time measurements 20->47 23 cmd.exe 1 20->23         started        25 explorer.exe 2 150 20->25         started        process12 process13 27 conhost.exe 23->27         started       
Detection:
formbook
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Link:
https://mwdb.cert.pl/sample/8b47208af9a6ddc6cbba36c03495fb4308c64b18bd455925502c9e39326e693e/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-12-21 16:51:11 UTC
File Type:
PE (.Net Exe)
Extracted files:
10
AV detection:
18 of 43 (41.86%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=rndsbcxzu3o4ns52g3adjfp3imemmsyyxvcvsjkqfspdsmtone7a._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
1358d88e078f1c59b546256968179bf213928f1e6f4e7afa255681b2cd8f92a2
Formbook
30c4d8cc68cc16af698b521cf9e31a8540f0c5cce8e2d66e874fc62a87dae393
Formbook
5ab3abbaaa772885b083fd8bd8d5855e8c6578c4a7cbaeef2cf68c1a3f4c1e11
Formbook
694b9ea09a47c2f24b47c60ddff0a0537828e8ba964c0ad0045b9862bce37d42
Formbook
85601ede72b1c348db5663e3782e7b3f3157c2356e2c90b769bb2afc2d476e4c
Formbook
bd226a9a2ca1733959a195b2b808bf9183ce5aebdb730afdb31a62ff42817a0b
Formbook
dfa895fe8d8da53e7f3c0466a7e88aa5d36f1a781675d03b0c7400847a0b4f6b
Formbook
e14df53adff2889344d4502133a00a389e06039715c26a7724ed3f046fc683a1
Formbook
f26c8230582080acd9756af444ae80bc874e3a2268c207cf69fb57f06720b63d
Formbook
fedeb19031bcc0941b0943dd3ed45ee6095b8c489c072c85e513b414abf8acf5
Formbook
+ 12'418 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:ob15 rat spyware stealer suricata trojan
Link:
https://tria.ge/reports/211221-vctf6aehcp/
Behaviour
Gathers network information
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Deletes itself
Formbook Payload
Formbook
suricata: ET MALWARE FormBook CnC Checkin (GET)
Unpacked files
SH256 hash:
14be9dc47074a21889fd2be91134d9bf4464f60f6d1d98abcb101e4e79abca71
MD5 hash:
0dcd816fb6e7c19de3474ef456222e03
SHA1 hash:
32ff5e25a600d7f3e26dffc1a5cc67150213e7fa
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/73a1aba3-f71a-4b91-a803-f38725ea535c/
Parent samples :
f26c8230582080acd9756af444ae80bc874e3a2268c207cf69fb57f06720b63d
f84146281b8ffffdc316796c59ed29892f5f8b0c0d3127d4be22084abb103bee
8b47208af9a6ddc6cbba36c03495fb4308c64b18bd455925502c9e39326e693e
SH256 hash:
ef956638a6952159768587ffed7bc76da5284c98e269b35344746b88810f3ae3
MD5 hash:
0d90ab1fa9038db7025409b3895b31c3
SHA1 hash:
37666bc1fb60545d595540c0b57f9f3748815d91
Link:
https://www.unpac.me/results/73a1aba3-f71a-4b91-a803-f38725ea535c/
SH256 hash:
9f5763966bacdc6de3944a6e06a49b05869c38f2e98b32cb93b483a480a6ffff
MD5 hash:
3418c620c4b9dd4533a88f1ba5ec3ff1
SHA1 hash:
12f6aaf1c90030c4063d42a27b2e7000a08b6e74
Link:
https://www.unpac.me/results/73a1aba3-f71a-4b91-a803-f38725ea535c/
SH256 hash:
8b47208af9a6ddc6cbba36c03495fb4308c64b18bd455925502c9e39326e693e
MD5 hash:
57bd2d2933d5c64bca855b90f21887a4
SHA1 hash:
f2adf38cda498e6740fa24b95e44378e0ad78df0
Link:
https://www.unpac.me/results/73a1aba3-f71a-4b91-a803-f38725ea535c/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/8b47208af9a6/report/overview.html
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/8b47208af9a6ddc6cbba36c03495fb4308c64b18bd455925502c9e39326e693e

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
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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/215684/

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