MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4f319d971fd23958cbb4a4a2dcc608c2cba461194011e526d693c25a909e8505. 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: 4f319d971fd23958cbb4a4a2dcc608c2cba461194011e526d693c25a909e8505
SHA3-384 hash: 1c866f96780bed7a14214304ce6f8fb03f0c17d31a311e33ec7e2ec3449732e6ad9abf11048f88e67a21c9387e3deb81
SHA1 hash: 9e9efecab59eeccb5dd2dba635d1362d1830d2f1
MD5 hash: ff67bcffcccd4f7137ff3cdd8f9b4d40
humanhash: table-oven-maryland-georgia
File name:Ziraat bankasi Swift Messaji07112022.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:816'640 bytes
First seen:2022-11-07 11:30:23 UTC
Last seen:Never
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:lXeWxQir2iN627toeMPVRS3pfpEkhEfcb5q3cq6bQbRIyLHa9Oa5UAmaJ8:lbr1MaHMtY5fenkbj7AIyLW5HmC8
TLSH T1ED05025AF732F9A8E53903B928724C522B72991AB8BCCD3D1CC6369A0C35743465BDC7
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)
Reporter abuse_ch
Tags:exe FormBook geo TUR ZiraatBank

Intelligence

File Origin
# of uploads :
1
# of downloads :
158
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
Create hunting rule
ID:
1
File name:
Ziraat bankasi Swift Messaji07112022.exe
Verdict:
Malicious activity
Analysis date:
2022-11-07 11:34:22 UTC
Tags:
formbook trojan stealer
Link:
https://app.any.run/tasks/ad6d1eff-51fb-4786-bf59-f60f0800acab

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/329851/
Detection(s):
SecuriteInfo.com.Trojan.Inject4.46272.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.MSIL.Kryptik.WZA.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a custom TCP request
Launching a process
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/6368ec7c3c6c57b4ec415a4c/reports/4650faf0-4e40-4ff1-99c7-a60b3e494693/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.
Verdict:
Suspicious
Link:
https://analyze.intezer.com/analyses/e1223857-d506-4768-a21a-39244a6717d3
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1107260
Signature
.NET source code contains potential unpacker
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Deletes itself after installation
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 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 harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 739929 Sample: Ziraat bankasi Swift Messaj... Startdate: 07/11/2022 Architecture: WINDOWS Score: 100 24 www.escraptor.com 2->24 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 6 other signatures 2->40 9 Ziraat bankasi Swift Messaji07112022.exe 3 2->9         started        signatures3 process4 file5 22 Ziraat bankasi Swi...aji07112022.exe.log, ASCII 9->22 dropped 12 Ziraat bankasi Swift Messaji07112022.exe 9->12         started        process6 signatures7 50 Modifies the context of a thread in another process (thread injection) 12->50 52 Maps a DLL or memory area into another process 12->52 54 Sample uses process hollowing technique 12->54 56 Queues an APC in another process (thread injection) 12->56 15 explorer.exe 12->15 injected process8 dnsIp9 26 www.a1taxconsultant.com 162.215.226.4, 49720, 49721, 49722 PUBLIC-DOMAIN-REGISTRYUS United States 15->26 28 marxmixer.com 169.239.219.58, 49718, 80 DIAMATRIXZA South Africa 15->28 30 www.marxmixer.com 15->30 32 System process connects to network (likely due to code injection or exploit) 15->32 19 mstsc.exe 13 15->19         started        signatures10 process11 signatures12 42 Tries to steal Mail credentials (via file / registry access) 19->42 44 Tries to harvest and steal browser information (history, passwords, etc) 19->44 46 Deletes itself after installation 19->46 48 2 other signatures 19->48
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4f319d971fd23958cbb4a4a2dcc608c2cba461194011e526d693c25a909e8505/
Threat name:
Win32.Trojan.Leonem
Create hunting rule
Status:
Malicious
First seen:
2022-11-07 11:31:17 UTC
File Type:
PE (.Net Exe)
Extracted files:
17
AV detection:
19 of 26 (73.08%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=j4yz3fy72i4vrs5uusrnzrqiylf2iyiziai6kjwwspbfvee6qucq._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/221107-nmqdxsgaep/
Behaviour
Modifies Internet Explorer settings
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
Checks computer location settings
Loads dropped DLL
Formbook
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/4f725c45-4059-48a4-8ed6-2759210c22b9
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/266b12b2-0e4a-41c7-a2ff-eeecb3245164/
Parent samples :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 hash:
e43ed5a4e94e1b17fdde319b08cb15120b3d0c05548c1332d4abbf4f282cb389
MD5 hash:
dd88b555de397f749a9e38a3a14d25b4
SHA1 hash:
5280de0af81c992a7114f029d135f157135a27da
Link:
https://www.unpac.me/results/266b12b2-0e4a-41c7-a2ff-eeecb3245164/
SH256 hash:
aef880acbe0970a2e6c41daa91ba7d8214b04ce6a3d88f2be1533167958ffdde
MD5 hash:
be5e3706a86878af71fbae118dcc39bc
SHA1 hash:
d17df70175971c17d8759fc54930cb798dac6832
Link:
https://www.unpac.me/results/266b12b2-0e4a-41c7-a2ff-eeecb3245164/
SH256 hash:
5c0f17ae00a869f7dd7a03f67935fe5c79074280f18d851e3e00eaae54945806
MD5 hash:
9ff1e5a9f3e643074270056375b2b9b7
SHA1 hash:
a8772e675dffd017f61c3834b7927775e664ef2e
Link:
https://www.unpac.me/results/266b12b2-0e4a-41c7-a2ff-eeecb3245164/
SH256 hash:
cfc16a2dbb933b1b85807d48966e9301b9fc34f4c44e7357713ca88b54bf4ab4
MD5 hash:
aabd0bdc81026ade6c57383f21d5c227
SHA1 hash:
4b26936bb8c03be6d7963184215a5ab594ecb765
Link:
https://www.unpac.me/results/266b12b2-0e4a-41c7-a2ff-eeecb3245164/
SH256 hash:
92bd802a0f7eb1213758a6c1a4c07302e0320c3a2aeb6273b0303dd3bbdefe90
MD5 hash:
046e97119545e5abde2f40b5dc3a0344
SHA1 hash:
3e69b67ddff2554c8cd72e129d4da9c8acd9d331
Link:
https://www.unpac.me/results/266b12b2-0e4a-41c7-a2ff-eeecb3245164/
SH256 hash:
4f319d971fd23958cbb4a4a2dcc608c2cba461194011e526d693c25a909e8505
MD5 hash:
ff67bcffcccd4f7137ff3cdd8f9b4d40
SHA1 hash:
9e9efecab59eeccb5dd2dba635d1362d1830d2f1
Link:
https://www.unpac.me/results/266b12b2-0e4a-41c7-a2ff-eeecb3245164/
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/4f319d971fd23958cbb4a4a2dcc608c2cba461194011e526d693c25a909e8505

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 4f319d971fd23958cbb4a4a2dcc608c2cba461194011e526d693c25a909e8505

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/329851/

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