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MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a5350fb5b4e5a8dce705883533f71826d48cd3001cc423de68ad8e071f5a88ce. 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: a5350fb5b4e5a8dce705883533f71826d48cd3001cc423de68ad8e071f5a88ce
SHA3-384 hash: f7ed64762307897f9f689fe05c0d53af3f03860c5717c202e81ee6eb3d4f72a1ec6bf6302a6453ea32e8eebff5dc53f8
SHA1 hash: 10c11fc4079a4619d79f4007535c2828955dd66c
MD5 hash: 96dda1ac2129f9283c23a07b47a4d05b
humanhash: avocado-orange-pennsylvania-freddie
File name:a5350fb5b4e5a8dce705883533f71826d48cd3001cc423de68ad8e071f5a88ce
Download: download sample
Signature Formbook
Create hunting rule
File size:1'077'760 bytes
First seen:2026-09-04 20:19:41 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (49'218 x AgentTesla, 20'417 x Formbook, 12'370 x SnakeKeylogger)
ssdeep 24576:WwfiZ1/uRwOrjuutTOjBDqv61yyhg9/VhkelMcGJ:Wwqnmr3uIOjVqvj9/VhWcW
TLSH T148350134AA58DE02C46617F04536FBB617746C7DE620D3468EEABDEB7825F462C08393
TrID 73.9% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
6.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
6.6% (.EXE) Win64 Executable (generic) (6522/11/2)
4.5% (.EXE) Win32 Executable (generic) (4504/4/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Magika pebin
Reporter adrian__luca
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
54
Origin country :
HU HU
Vendor Threat Intelligence
Malware configuration found for:
RoboSki
Details
Link:
https://research.acce.ciphertechsolutions.com/results/1338e0d7-1c65-46a7-a8d1-1e1a5de8d313/
Malware family:
n/a
ID:
1
File name:
exe
Verdict:
No threats detected
Analysis date:
2026-09-04 22:34:33 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/9d23bf1d-2f61-4714-99be-591ba62a158e

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/83979/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Searching for synchronization primitives
Launching the default Windows debugger (dwwin.exe)
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
entropy packed
Link:
https://www.filescan.io/uploads/6a9b2804fcf8ac3ee6d1d3f7/reports/d9620888-3b51-44bc-8b67-1698178c9a17/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/a5350fb5b4e5a8dce705883533f71826d48cd3001cc423de68ad8e071f5a88ce
Verdict:
Malicious
File Type:
exe x32
First seen:
2026-08-03T03:53:00Z UTC
Last seen:
2026-09-03T14:13:00Z UTC
Hits:
~1000
Link:
https://opentip.kaspersky.com/a5350fb5b4e5a8dce705883533f71826d48cd3001cc423de68ad8e071f5a88ce/results?tab=lookup
Malware family:
Formbook
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/ba3495ff-8acc-499a-9178-851d95263813
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/a5350fb5b4e5a8dce705883533f71826d48cd3001cc423de68ad8e071f5a88ce
Verdict:
inconclusive
YARA:
5 match(es)
Tags:
.Net Executable Managed .NET PE (Portable Executable) PE File Layout SOS: 0.49 Win 32 Exe x86
Link:
https://app.malva.re/file/96dda1ac2129f9283c23a07b47a4d05b
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a5350fb5b4e5a8dce705883533f71826d48cd3001cc423de68ad8e071f5a88ce/
Threat name:
ByteCode-MSIL.Trojan.SnakeKeyLogger
Create hunting rule
Status:
Malicious
First seen:
2026-08-03 09:12:39 UTC
File Type:
PE (.Net Exe)
Extracted files:
4
AV detection:
27 of 36 (75.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=uu2q7nnu4wunzzyfra2th5yye3kizuyadtcchxtivwhaoh22rdha._file
Verdict:
malicious
Label(s):
Formbook
Create hunting rule
Link:
https://reports.threatray.com/e2e2c51f-e607-42a3-9c06-36055d09fa4b
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook discovery rat spyware stealer trojan
Link:
https://tria.ge/reports/260904-y4na1ahm9v/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Program crash
System Location Discovery: System Language Discovery
SmartAssembly .NET packer
Suspicious use of SetThreadContext
Family: Formbook
Formbook payload
Unpacked files
SH256 hash:
a5350fb5b4e5a8dce705883533f71826d48cd3001cc423de68ad8e071f5a88ce
MD5 hash:
96dda1ac2129f9283c23a07b47a4d05b
SHA1 hash:
10c11fc4079a4619d79f4007535c2828955dd66c
Link:
https://www.unpac.me/results/05c4fbc9-eae2-4f83-ab26-7f67bd7aa94e/
SH256 hash:
7993f3f39bf995971fca177dbfedab0008c1c5ad4b1a0197b760b46fbd744952
MD5 hash:
e6d1b71459b5f91ab361da3b12ea77a5
SHA1 hash:
0c474bd2506506b6d3a6876d74b63bb5ae1d3b64
Detections:
INDICATOR_EXE_Packed_SmartAssembly
Create hunting rule
Link:
https://www.unpac.me/results/05c4fbc9-eae2-4f83-ab26-7f67bd7aa94e/
Parent samples :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 hash:
07f5eb00b20c9b4899239e8799a9271297fcbfcad6b0a12b7e6de4079b209ecc
MD5 hash:
653234f4ed50a489a65eab536cfd1411
SHA1 hash:
ebdca1c4f437210a313c1506f7bc559788b48ba8
Detections:
SUSP_OBF_NET_ConfuserEx_Name_Pattern_Jan24
Create hunting rule
Link:
https://www.unpac.me/results/05c4fbc9-eae2-4f83-ab26-7f67bd7aa94e/
SH256 hash:
c253f236403f614e12416fdf1fcd8a6ce2089e667bdf0fef70c13b02ee06024d
MD5 hash:
a72d64581fadbfe11a7beb720e7d2a47
SHA1 hash:
ed165503966b98b64ea1bf4b482fab8405002288
Link:
https://www.unpac.me/results/05c4fbc9-eae2-4f83-ab26-7f67bd7aa94e/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/a5350fb5b4e5/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.

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:NET
Create hunting rule
Author:malware-lu
Rule name:NETexecutableMicrosoft
Create hunting rule
Author:malware-lu
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/83979/

Comments