MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 1fbbd76779084cc1c6abdc0589285d263f1cc021c7977e7f9fef6bd4db8ab892. 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: 11


Intelligence 11 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 1fbbd76779084cc1c6abdc0589285d263f1cc021c7977e7f9fef6bd4db8ab892
SHA3-384 hash: 28af05b7d83a93a4616f1a71f05facc2f2b6862d6acb186521de4800f633dafc6d7f77c097745581e7548336647ddf6a
SHA1 hash: bf5384e74afb5591fd7d3da294cfb9e874ff59c6
MD5 hash: 70307a189ae4e32b7a5dff16857ab85b
humanhash: uranus-jupiter-moon-purple
File name:1fbbd76779084cc1c6abdc0589285d263f1cc021c7977e7f9fef6bd4db8ab892
Download: download sample
Signature Formbook
Create hunting rule
File size:769'024 bytes
First seen:2025-07-07 15:05:48 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'462 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:PsnbEh2TL9fVLCWIgBZRrknigO7S/xSwb6qGCgHimF3k3QkslEQNC+:PsnbttLLhBroP/xS4BGbi0sQkq5NC
TLSH T1F6F4121A2DA7C092C1AA2FB489D3C17849743FDA5C73C6DBAFC57C8F3428D52611276A
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10522/11/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4504/4/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
Magika pebin
dhash icon 1a71c0aaaaaa0203 (10 x Formbook, 2 x RemcosRAT, 2 x SnakeKeylogger)
Reporter adrian__luca
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
23
Origin country :
HU HU
Vendor Threat Intelligence
Detection:
Formbook
Create hunting rule
Link:
https://www.capesandbox.com/analysis/13202/
Verdict:
Malicious
Score:
96.5%
Link:
https://cyber-fortress.com/docs/result/index.php?id=686be2b3900df8e7f86851ae
Tags:
virus micro msil
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a process with a hidden window
Creating a file in the %AppData% directory
Enabling the 'hidden' option for recently created files
Adding an access-denied ACE
Creating a file in the %temp% directory
Launching a process
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)
Adding an exclusion to Microsoft Defender
Enabling autorun by creating a file
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/1fbbd76779084cc1c6abdc0589285d263f1cc021c7977e7f9fef6bd4db8ab892
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/0503f5d7-d22b-4d55-80e6-198a53ca5e02
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/1fbbd76779084cc1c6abdc0589285d263f1cc021c7977e7f9fef6bd4db8ab892
Verdict:
inconclusive
YARA:
10 match(es)
Tags:
.Net Executable PE (Portable Executable) SOS: 0.07 Win 32 Exe x86
Link:
https://app.malva.re/file/70307a189ae4e32b7a5dff16857ab85b
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/1fbbd76779084cc1c6abdc0589285d263f1cc021c7977e7f9fef6bd4db8ab892/
Threat name:
Win32.Infostealer.Generic
Create hunting rule
Status:
Suspicious
First seen:
2025-06-26 06:45:31 UTC
File Type:
PE (.Net Exe)
Extracted files:
13
AV detection:
17 of 24 (70.83%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=d655oz3zbbgmdrvl3qcyskc5ey7rzqbby6lx474755v5jw4kxcja._file
Result
Malware family:
n/a
Score:
  8/10
Tags:
discovery execution persistence
Link:
https://tria.ge/reports/250707-sgywbsgm2s/
Behaviour
Scheduled Task/Job: Scheduled Task
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
System Location Discovery: System Language Discovery
Suspicious use of SetThreadContext
Checks computer location settings
Command and Scripting Interpreter: PowerShell
Verdict:
Malicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/785ecac6-8e40-453d-8d1d-7c73a0108fad
Unpacked files
SH256 hash:
1fbbd76779084cc1c6abdc0589285d263f1cc021c7977e7f9fef6bd4db8ab892
MD5 hash:
70307a189ae4e32b7a5dff16857ab85b
SHA1 hash:
bf5384e74afb5591fd7d3da294cfb9e874ff59c6
Link:
https://www.unpac.me/results/c7b3e1f1-2430-4cbe-8a49-6df82ce89fa4/
SH256 hash:
cb003afa5004ccca313cb66051da3cdde77a408530748b14a0bd5d653b2c3e44
MD5 hash:
0377aff515c4e3685c1d3563c016595f
SHA1 hash:
2706fdd1eda5ecfd9f955ebb77dbcb0b849dc00c
Link:
https://www.unpac.me/results/c7b3e1f1-2430-4cbe-8a49-6df82ce89fa4/
SH256 hash:
16b286e265bf73d9306fdcf18b6af9aa68bcd5322cb250cb66b1b14a220c88d6
MD5 hash:
9d1364afa57b30b1f4eea413809f2d08
SHA1 hash:
66bc8a0b0e37e21dbb5fe5a2050e2522391067e1
Detections:
SUSP_OBF_NET_Reactor_Indicators_Jan24
Create hunting rule
INDICATOR_EXE_Packed_SmartAssembly
Create hunting rule
Link:
https://www.unpac.me/results/c7b3e1f1-2430-4cbe-8a49-6df82ce89fa4/
Parent samples :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 hash:
6eaa5bff3c3598e260179be6dfa1b10b924148426889003d78baa643611309b0
MD5 hash:
52d7a876232e9eef3324a52400701310
SHA1 hash:
7019b552646fc0e4b1e1812e50c6c86a068a5151
Detections:
SUSP_OBF_NET_ConfuserEx_Name_Pattern_Jan24
Create hunting rule
SUSP_OBF_NET_Reactor_Indicators_Jan24
Create hunting rule
Link:
https://www.unpac.me/results/c7b3e1f1-2430-4cbe-8a49-6df82ce89fa4/
SH256 hash:
956908a35740e9ac5e4e904eaee626e828dadf29e65376590e53660a9004e3ca
MD5 hash:
e941d3ef68136671b297962c1b78578d
SHA1 hash:
06218af10c66b2026237302333e4e352d5cbc1e1
Link:
https://www.unpac.me/results/c7b3e1f1-2430-4cbe-8a49-6df82ce89fa4/
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/1fbbd76779084cc1c6abdc0589285d263f1cc021c7977e7f9fef6bd4db8ab892

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
Rule name:Sus_Obf_Enc_Spoof_Hide_PE
Create hunting rule
Author:XiAnzheng
Description:Check for Overlay, Obfuscating, Encrypting, Spoofing, Hiding, or Entropy Technique(can create FP)

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/13202/

BLint

The following table provides more information about this file using BLint. BLint is a Binary Linter to check the security properties, and capabilities in executables.

Findings
IDTitleSeverity
CHECK_AUTHENTICODEMissing Authenticodehigh
CHECK_DLL_CHARACTERISTICSMissing dll Security Characteristics (HIGH_ENTROPY_VA)high

Comments