MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ac5c103386769730b707147b6b9161061e1f3eb0e360095826cac29609ff6d43. 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: ac5c103386769730b707147b6b9161061e1f3eb0e360095826cac29609ff6d43
SHA3-384 hash: 51546d95120dc0ac942bde20265bc05391578f8c3271e7c9a9899ffd7274a1ad5a0bf482e72deb0a7e8e3765f36cb9aa
SHA1 hash: b252f1adacdf219f0f0c437d01d77e9c6a259164
MD5 hash: 7057fc3823b808479efd9a29ab4b66ac
humanhash: mars-fanta-high-hydrogen
File name:hesaphareketi-00.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:881'664 bytes
First seen:2023-07-25 18:09:49 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 24576:NxtnHIcTrGCSiGRG+xJA7HpoA1C5WzTfq+5UvMGCIomTOs:LRHIkrzSjG+xJA7HpH1C5WzTfq+5UvM8
Threatray 3'438 similar samples on MalwareBazaar
TLSH T1D015E01136A99F63C57B4FF8022B2AF0C3BAAB9A6735D3085DC670DA1571B4C463DA13
TrID 63.0% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.2% (.SCR) Windows screen saver (13097/50/3)
9.0% (.EXE) Win64 Executable (generic) (10523/12/4)
5.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.8% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon 644c088c0448484c (3 x SnakeKeylogger, 2 x Formbook, 2 x AgentTesla)
Reporter abuse_ch
Tags:exe FormBook geo TUR

Intelligence

File Origin
# of uploads :
1
# of downloads :
260
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
hesaphareketi-00.exe
Verdict:
Malicious activity
Analysis date:
2023-07-25 18:23:28 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/275107f8-5d47-43fd-b935-c810fe7d006d

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/432973/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.738.12791.30435.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
Creating a process with a hidden window
Launching a process
Restart of the analyzed sample
Adding an exclusion to Microsoft Defender
Gathering data
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/ac5c103386769730b707147b6b9161061e1f3eb0e360095826cac29609ff6d43
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/ddbb43d0-0511-470e-a498-91f314d95b81
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1279531
Signature
Adds a directory exclusion to Windows Defender
Injects a PE file into a foreign processes
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: 1279531 Sample: hesaphareketi-00.exe Startdate: 25/07/2023 Architecture: WINDOWS Score: 100 39 Malicious sample detected (through community Yara rule) 2->39 41 Sigma detected: Scheduled temp file as task from temp location 2->41 43 Multi AV Scanner detection for submitted file 2->43 45 2 other signatures 2->45 7 hesaphareketi-00.exe 7 2->7         started        11 atSAYFtJnAbSRN.exe 5 2->11         started        process3 file4 31 C:\Users\user\AppData\...\atSAYFtJnAbSRN.exe, PE32 7->31 dropped 33 C:\...\atSAYFtJnAbSRN.exe:Zone.Identifier, ASCII 7->33 dropped 35 C:\Users\user\AppData\Local\...\tmpF419.tmp, XML 7->35 dropped 37 C:\Users\user\...\hesaphareketi-00.exe.log, ASCII 7->37 dropped 47 Uses schtasks.exe or at.exe to add and modify task schedules 7->47 49 Adds a directory exclusion to Windows Defender 7->49 51 Injects a PE file into a foreign processes 7->51 13 powershell.exe 21 7->13         started        15 schtasks.exe 1 7->15         started        17 hesaphareketi-00.exe 7->17         started        23 2 other processes 7->23 53 Multi AV Scanner detection for dropped file 11->53 55 Machine Learning detection for dropped file 11->55 19 schtasks.exe 1 11->19         started        21 atSAYFtJnAbSRN.exe 11->21         started        signatures5 process6 process7 25 conhost.exe 13->25         started        27 conhost.exe 15->27         started        29 conhost.exe 19->29         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/ac5c103386769730b707147b6b9161061e1f3eb0e360095826cac29609ff6d43/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2023-07-25 10:31:53 UTC
File Type:
PE (.Net Exe)
Extracted files:
47
AV detection:
21 of 37 (56.76%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=vrobam4go2ltbnyhcr5wxelbaypb6pvq4nqaswbgzlbjmcp7nvbq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
21a3feee6f44d5a03971e5aced1f93b6bc28950d2729f411a477fdec605ec156
Formbook
663142f32de0caac83cb6418b0982e82a1973eb3eaa916a24f88ddb9ae12edc1
Formbook
882bbeb5c5706da87e906a768a4335ab9adf734ac4348e4cee02c35339b2afac
Formbook
8c5c20763f5514325caf9fd4aa11531658fbf52200ba359f4aa3d4c7284c464d
Formbook
95bffddb091c2b221f1395a4a4cf1dbf4a3ad29638a503b7cc85848a45198e06
Formbook
9cfa472702dbedc0f87b0e594d3c8ace16e1c9952d8d7e44be8aa9114b214c45
Formbook
9e87a118ff99af8fa1ae32be359992f8872d632ee4e838e27d5b5137fef34cfc
Formbook
ba2ca0c5ba29b90d2ce55292293642c9f6b3b931381db8221d529452d04a5189
Formbook
df72be5f9ed3c15149f37c8fdb80683554f439257317837b0b6bb96dc4cac387
Formbook
fe1140b9f51be2ad605b26a161f79839994aad33089412401912811eb6d569e0
Formbook
+ 3'428 additional samples on MalwareBazaar
Result
Malware family:
n/a
Score:
  7/10
Tags:
n/a
Link:
https://tria.ge/reports/230725-wr28aafd5v/
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:
837ad2f4eb2b5d7a803f83f2a7fda4bdb8021a77973ccad0078c12a07b23b5c7
MD5 hash:
55833ee79ed78aa191cc946542d1f37e
SHA1 hash:
d28f145f4a0aac9e647c0773a29f64a94fa8b439
Detections:
win_formbook_w0
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/1bca9c21-bada-494c-9488-4d806647702b/
Parent samples :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 hash:
dc6df300e0c466d84ceddc5a91b36aeb84e19230d0264e3c149a646fc4f9537d
MD5 hash:
9c96ab224698a4e6054f9d313e7370eb
SHA1 hash:
c1a15f01deefb9c5f4ca9269720d795954402840
Link:
https://www.unpac.me/results/1bca9c21-bada-494c-9488-4d806647702b/
SH256 hash:
59da2cfb2e0b2e5beaef2aac1d10f4b946f12b249d0f39ba0b1b8d891cfe7e2d
MD5 hash:
7d5d52cfb26de5bb15c9d6096262511c
SHA1 hash:
c5573fe86ff616dd2f2e4f2428e9310256246bcb
Link:
https://www.unpac.me/results/1bca9c21-bada-494c-9488-4d806647702b/
SH256 hash:
a91674b4068df8a0bb6a81d073b91aa902b87b964e025051a4624c42d3b7e7ee
MD5 hash:
083e29923808debe145e7b06cb34e48b
SHA1 hash:
503dcc2b8eb06023b745216042896ec7472362a6
Link:
https://www.unpac.me/results/1bca9c21-bada-494c-9488-4d806647702b/
SH256 hash:
8a39cd2770e8c1cc2fd89de0fb4aee9b2756715b296b93d05ddec19e2f600e4d
MD5 hash:
598a483d34f9276d347782bc07572f37
SHA1 hash:
1e4385160571e5884c44667bf0a4c9353930d33d
Link:
https://www.unpac.me/results/1bca9c21-bada-494c-9488-4d806647702b/
SH256 hash:
ac5c103386769730b707147b6b9161061e1f3eb0e360095826cac29609ff6d43
MD5 hash:
7057fc3823b808479efd9a29ab4b66ac
SHA1 hash:
b252f1adacdf219f0f0c437d01d77e9c6a259164
Link:
https://www.unpac.me/results/1bca9c21-bada-494c-9488-4d806647702b/
Malware family:
XLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/ac5c10338676/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/ac5c103386769730b707147b6b9161061e1f3eb0e360095826cac29609ff6d43

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 ac5c103386769730b707147b6b9161061e1f3eb0e360095826cac29609ff6d43

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/432973/

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