MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 36674027d875510c1e5b987c838e8d7b17d4ec489ef27dbf3b514ade9c499203. 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 8 File information Comments
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SHA256 hash: 36674027d875510c1e5b987c838e8d7b17d4ec489ef27dbf3b514ade9c499203
SHA3-384 hash: 4628094cdd18069014fa57c2ff623c87b555bb42d70be8b79b40fa75a0868d8313ddac5ecb271691bac8e9839a4840a1
SHA1 hash: 21d2019bebe8f0d7c9e0f8770bd31f5136767310
MD5 hash: 74bfe3cbab7f8c3b92134ca012caffd5
humanhash: single-harry-sixteen-robert
File name:Safari and our details.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:1'043'456 bytes
First seen:2022-09-16 09:01:35 UTC
Last seen:2022-09-16 09:12:23 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'661 x AgentTesla, 19'474 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:0rKrdG+Xak4X0nmHPIKgfgcWyM+D/pc2VX:ZdzXaLXrpygcrdpc2
Threatray 17'829 similar samples on MalwareBazaar
TLSH T1A5251A0F21900993D43152B8A4DCD97347659E68F177CAC9BFCABCABF592F6C01E21A1
TrID 72.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.4% (.EXE) Win64 Executable (generic) (10523/12/4)
6.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.4% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.EXE) OS/2 Executable (generic) (2029/13)
File icon (PE):PE icon
dhash icon 6dd2d312dbc8cc49 (94 x Formbook, 5 x AgentTesla)
Reporter cocaman
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
4
# of downloads :
336
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
Create hunting rule
ID:
1
File name:
Safari and our details.exe
Verdict:
Malicious activity
Analysis date:
2022-09-16 09:11:54 UTC
Tags:
formbook trojan stealer
Link:
https://app.any.run/tasks/68288ff0-7be9-4562-a747-c97a87727cdb

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/310493/
Detection(s):
SecuriteInfo.com.Trojan.Inject4.42577.UNOFFICIAL
Create hunting rule

Win.Dropper.Nanocore-9968000-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Sending a custom TCP request
Launching a process
Launching cmd.exe command interpreter
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/63243ba41594be804f8913e5/reports/6da8b205-c55d-4198-92c0-8d5bf4b046b1/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/207ac6fb-7a13-4399-b18f-623c5ce4225b
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1071512
Signature
.NET source code contains potential unpacker
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
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)
Modifies the prolog of user mode functions (user mode inline hooks)
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 detect virtualization through RDTSC time measurements
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 704054 Sample: Safari and our details.exe Startdate: 16/09/2022 Architecture: WINDOWS Score: 100 34 Malicious sample detected (through community Yara rule) 2->34 36 Antivirus detection for URL or domain 2->36 38 Multi AV Scanner detection for submitted file 2->38 40 8 other signatures 2->40 10 Safari and our details.exe 3 2->10         started        process3 file4 28 C:\Users\...\Safari and our details.exe.log, ASCII 10->28 dropped 50 Injects a PE file into a foreign processes 10->50 14 Safari and our details.exe 10->14         started        signatures5 process6 signatures7 52 Modifies the context of a thread in another process (thread injection) 14->52 54 Maps a DLL or memory area into another process 14->54 56 Sample uses process hollowing technique 14->56 58 Queues an APC in another process (thread injection) 14->58 17 explorer.exe 14->17 injected process8 dnsIp9 30 name.shoplazza.store 104.18.128.14, 49737, 80 CLOUDFLARENETUS United States 17->30 32 www.lowesy.club 17->32 42 System process connects to network (likely due to code injection or exploit) 17->42 21 wscript.exe 17->21         started        signatures10 process11 signatures12 44 Modifies the context of a thread in another process (thread injection) 21->44 46 Maps a DLL or memory area into another process 21->46 48 Tries to detect virtualization through RDTSC time measurements 21->48 24 cmd.exe 1 21->24         started        process13 process14 26 conhost.exe 24->26         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/36674027d875510c1e5b987c838e8d7b17d4ec489ef27dbf3b514ade9c499203/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-09-06 10:27:33 UTC
File Type:
PE (.Net Exe)
Extracted files:
27
AV detection:
26 of 40 (65.00%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=gztuaj6yoviqyhs3tb6ihdunpml5j3cit3zh3pz3kffn5hcjsibq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
2fc2fa039f2ac3a572a94b03ab7510df0751222ae1b82d96d89d301de5af5997
Formbook
41a777eaec8aab590f8f5cd6dce86bc1376b9eb61df1c9661cf0fd93f0d2d767
Formbook
4ed2e62c7ba6acded6001155a43722102f950a3b2b5bb33a4f0a3597a2d6a8ff
Formbook
9b5e9f6e2896450b1073f9b64ca1b851d045657a4d2e21c8c7cb90377bd92d94
Formbook
9bfbca223cfe1d4ad139cc89861b6dfb09d24a63c24f3291a4af0508e03ee8b6
Formbook
a476ba449653ab554fa2702115e10bb9ff57c49b4bbae4c897b7d15156df5a2e
Formbook
d50c5e1caab10868e966e4480693c4a0014ec5a555b128d25141a487ae882df3
Formbook
+ 17'819 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:rsea rat spyware stealer trojan
Link:
https://tria.ge/reports/220916-kzf48sahcl/
Behaviour
Enumerates system info in registry
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
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/19283d87-a365-4cf5-b8e7-cb6280b0c522
Unpacked files
SH256 hash:
1c1197a3e6b4fc172fb702defd122092e721ba3c271a48c89466121f4771fd9f
MD5 hash:
610f04d8febfa747d32b84a3ac777e81
SHA1 hash:
799bafeb8333ce64674864a89f969c3977152e26
Detections:
FormBook
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/c35bcaa6-22b3-4db2-a83f-5a1ae4354905/
Parent samples :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 hash:
8b533ffaed24e0351e489b14aaac6960b731db189ce7ed0c0c02d4a546af8e63
MD5 hash:
dbc7be56e6e32349315170599c8b333f
SHA1 hash:
d8e5840e3574b87d435e55a65ac648e040871aee
Link:
https://www.unpac.me/results/c35bcaa6-22b3-4db2-a83f-5a1ae4354905/
SH256 hash:
7d9fb0f8c484991fa25319d25796dcd9d364d3c029145335c83e81e09648e1fd
MD5 hash:
bf725608457e0dd0cdf8f48b4b139b6a
SHA1 hash:
788a89c05da2422811b1cd803fd0d95c1c96204b
Link:
https://www.unpac.me/results/c35bcaa6-22b3-4db2-a83f-5a1ae4354905/
SH256 hash:
4390ec7ebc4ea5e9dbb1e2c145294bd1ce8ed6638013c4677fe8588f61636e51
MD5 hash:
66dd58cae186966e5f537601238ff2b5
SHA1 hash:
4e90f9444120744a0b2affe7f678ff8dbeddb664
Link:
https://www.unpac.me/results/c35bcaa6-22b3-4db2-a83f-5a1ae4354905/
SH256 hash:
9b4aee132a0228378d66a57fda3a2030952309ef74cf2db724ac916b04d8c034
MD5 hash:
93c6391d23c1aa1ed66fb13f82f2ee31
SHA1 hash:
220098c3047c32b51ae13a5cc1e9beeef3da6e18
Link:
https://www.unpac.me/results/c35bcaa6-22b3-4db2-a83f-5a1ae4354905/
SH256 hash:
36674027d875510c1e5b987c838e8d7b17d4ec489ef27dbf3b514ade9c499203
MD5 hash:
74bfe3cbab7f8c3b92134ca012caffd5
SHA1 hash:
21d2019bebe8f0d7c9e0f8770bd31f5136767310
Link:
https://www.unpac.me/results/c35bcaa6-22b3-4db2-a83f-5a1ae4354905/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/36674027d875/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/36674027d875510c1e5b987c838e8d7b17d4ec489ef27dbf3b514ade9c499203

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:BitcoinAddress
Create hunting rule
Author:Didier Stevens (@DidierStevens)
Description:Contains a valid Bitcoin address
Rule name:malware_Formbook_strings
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Formbook in memory
Reference:internal research
Rule name:meth_get_eip
Create hunting rule
Author:Willi Ballenthin
Rule name:meth_stackstrings
Create hunting rule
Author:Willi Ballenthin
Rule name:pe_imphash
Create hunting rule
Rule name:RansomwareTest3
Create hunting rule
Author:Daoyuan Wu
Description:Test Ransomware YARA rules
Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash
Rule name:win_formbook_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.formbook.

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

Formbook

rar 4b00551171394128e6391e1461ea221fbccdaca7413a4bb1ebc3c5ec2d3ddc22

Formbook

Executable exe 36674027d875510c1e5b987c838e8d7b17d4ec489ef27dbf3b514ade9c499203

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 4b00551171394128e6391e1461ea221fbccdaca7413a4bb1ebc3c5ec2d3ddc22
Cape
Cape
https://www.capesandbox.com/analysis/310493/
  
Dropped by
MD5 dcc8cb63a42201eec4a1d727dd8eeab5

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