MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 351e57f3d222d0e1fd7639e2853d6e0a25025987c4cbfd232d22728e83debc7f. 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 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 351e57f3d222d0e1fd7639e2853d6e0a25025987c4cbfd232d22728e83debc7f
SHA3-384 hash: cd14c367709c976b7ccd78b491cbf675e95bb6a1d5fb970245b0acd0854ccc956b5da6e37835829738f54d1db1a381de
SHA1 hash: 538e3aa4c3f8d2433299dac00b6a6d6a84ddc1ca
MD5 hash: 1115513127e3fca808190287a7032598
humanhash: foxtrot-mirror-cola-july
File name:SecuriteInfo.com.Trojan.PackedNET.2182.14807.861
Download: download sample
Signature Formbook
Create hunting rule
File size:595'456 bytes
First seen:2023-07-17 14:27:45 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'468 x Formbook, 12'206 x SnakeKeylogger)
ssdeep 12288:GKj+GN6Q0TdH5nqSJK2jT4CnARN6lDizQTphye1oqTrQaSejL8ZlF:GzzqCK2jTXnSAUGhyeKqTrQaSejL8Zl
Threatray 3'240 similar samples on MalwareBazaar
TLSH T165C4CF38113C87AFE767DBB6E434145613F013621BF2D38C8CB664AF3E75624A2949B6
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 SecuriteInfoCom
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
286
Origin country :
FR FR
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Halkbank_Ekstre_20230717.pdf.exe
Verdict:
Malicious activity
Analysis date:
2023-07-17 08:14:07 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/f37072fb-93cd-40cc-b9e5-b20f3d6e3f4f

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/422510/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.2182.14807.861.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Creating a process with a hidden window
Creating a file in the %temp% directory
Launching a process
Restart of the analyzed sample
Adding an exclusion to Microsoft Defender
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
masquerade packed
Link:
https://www.filescan.io/uploads/64b54ff7f52c3e1a0149bc0f/reports/132342fa-4155-41af-aa9e-bdcedfe67f3e/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/351e57f3d222d0e1fd7639e2853d6e0a25025987c4cbfd232d22728e83debc7f
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/54266024-85af-442b-a3d7-99dfedefc9b9
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1274491
Signature
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
Machine Learning detection for dropped file
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
Multi AV Scanner detection for dropped file
Multi AV Scanner detection for submitted file
Sigma detected: Scheduled temp file as task from temp location
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 1274491 Sample: SecuriteInfo.com.Trojan.Pac... Startdate: 17/07/2023 Architecture: WINDOWS Score: 100 37 Malicious sample detected (through community Yara rule) 2->37 39 Sigma detected: Scheduled temp file as task from temp location 2->39 41 Multi AV Scanner detection for submitted file 2->41 43 3 other signatures 2->43 7 SecuriteInfo.com.Trojan.PackedNET.2182.14807.861.exe 7 2->7         started        11 QXRHPqnrOnq.exe 5 2->11         started        process3 file4 29 C:\Users\user\AppData\...\QXRHPqnrOnq.exe, PE32 7->29 dropped 31 C:\Users\...\QXRHPqnrOnq.exe:Zone.Identifier, ASCII 7->31 dropped 33 C:\Users\user\AppData\Local\...\tmpF36F.tmp, XML 7->33 dropped 35 SecuriteInfo.com.T...2.14807.861.exe.log, ASCII 7->35 dropped 45 Uses schtasks.exe or at.exe to add and modify task schedules 7->45 47 Adds a directory exclusion to Windows Defender 7->47 13 powershell.exe 21 7->13         started        15 schtasks.exe 1 7->15         started        17 SecuriteInfo.com.Trojan.PackedNET.2182.14807.861.exe 7->17         started        49 Multi AV Scanner detection for dropped file 11->49 51 Machine Learning detection for dropped file 11->51 19 schtasks.exe 1 11->19         started        21 QXRHPqnrOnq.exe 11->21         started        signatures5 process6 process7 23 conhost.exe 13->23         started        25 conhost.exe 15->25         started        27 conhost.exe 19->27         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/351e57f3d222d0e1fd7639e2853d6e0a25025987c4cbfd232d22728e83debc7f/
Threat name:
Win32.Trojan.Leonem
Create hunting rule
Status:
Malicious
First seen:
2023-07-17 09:40:17 UTC
File Type:
PE (.Net Exe)
Extracted files:
10
AV detection:
18 of 25 (72.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=gupfp46seliod7lwhhrikplobisqewmhytf72iznejzi5a66xr7q._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
5dbb4e38b75fcd447683c5c89948f3fb41373df5f1c0b15b9a907550e77ef272
Formbook
7a08e064522b59f7198565d2437e6c1347837fc3bb0ddb2077e358d061160484
Formbook
8bb4dbfeb12ea6c27f6a4bf9ba8188cc231208519e0d7c42bb48c1d75062c76d
Formbook
97bd79e26600f552bfb5764aec1606acb63b830b5fefb807d12fe2088854a3cc
Formbook
b5d921e0f8d51e9bfb643766df1ec884d787d2fb16d7f78a136edc801b1eeca1
Formbook
b80d975ddd8e28bf201a5dd08cbfa50ef211aa5600f33b4c10e6d72068864f13
Formbook
dce92db361fb0e2b6cc00cb1b205288120af9c48b7ffdfc71b5735ad81c72b16
Formbook
f792e08bbda113fc78f608ed6aea5424257a5fefe071dfa13dd8e88715d36b87
Formbook
+ 3'230 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  7/10
Tags:
n/a
Link:
https://tria.ge/reports/230717-rsz24ace72/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Checks computer location settings
Unpacked files
SH256 hash:
c4aa2a951d45c5dcda2a9fcc74303e04b2855272f1abb124c5d0b0b3b6e1bad6
MD5 hash:
ac60ea23ca3cdbd89e0815d94c5f0bf8
SHA1 hash:
c6a40024710286e2f5ed6094dcc1cdb2aefd7f6e
Detections:
XLoader
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/65107ba8-b393-4c90-8e3a-a0440077817d/
Parent samples :
351e57f3d222d0e1fd7639e2853d6e0a25025987c4cbfd232d22728e83debc7f
affc74db906a6b57d940a90471204922b9778426e1defb4be5b645308b1a3da5
SH256 hash:
adaa803ee32e3399c7f9fc36c554213ab7f89675c9e59bd72d6dc4bb83669839
MD5 hash:
48803e602c57905524d0abb53d106e93
SHA1 hash:
36a32c7211f36b9e000c65249071b13b88547698
Link:
https://www.unpac.me/results/65107ba8-b393-4c90-8e3a-a0440077817d/
SH256 hash:
53f2ad060cf771aa4f197df5789cee95959480c244a0b392bb450c8ce7311d77
MD5 hash:
37e82d3e2864e27b34f5fbacaea759c3
SHA1 hash:
a87024a466e052bff09a170bb8c6f374f6c84c32
Link:
https://www.unpac.me/results/65107ba8-b393-4c90-8e3a-a0440077817d/
SH256 hash:
ce8ebf3d5d29bef4762201ddf7fdafe123dc2b0623032df3b2552a7861947422
MD5 hash:
e3985ce593add36cba1c77a6adb71180
SHA1 hash:
6e49c19a528028e13b309058df2061e583b4ed90
Link:
https://www.unpac.me/results/65107ba8-b393-4c90-8e3a-a0440077817d/
SH256 hash:
3e24c77fe108059f14fe61b8400c5fe023dc2b0ec7c4fe23fa9911681086f7a9
MD5 hash:
a5228b97b33467ac41fac5cac2718252
SHA1 hash:
28bb020c8a53b046fc8e8106f2913e62c5941a0d
Link:
https://www.unpac.me/results/65107ba8-b393-4c90-8e3a-a0440077817d/
SH256 hash:
351e57f3d222d0e1fd7639e2853d6e0a25025987c4cbfd232d22728e83debc7f
MD5 hash:
1115513127e3fca808190287a7032598
SHA1 hash:
538e3aa4c3f8d2433299dac00b6a6d6a84ddc1ca
Link:
https://www.unpac.me/results/65107ba8-b393-4c90-8e3a-a0440077817d/
Malware family:
XLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/351e57f3d222/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/351e57f3d222d0e1fd7639e2853d6e0a25025987c4cbfd232d22728e83debc7f

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:meth_get_eip
Create hunting rule
Author:Willi Ballenthin
Rule name:pe_imphash
Create hunting rule
Rule name:shellcode
Create hunting rule
Author:nex
Description:Matched shellcode byte patterns
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/422510/

Comments