MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2bbbdcfb275850e7059866e45736d343df03c9176d4558b23247b036cbbf9c79. 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 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 2bbbdcfb275850e7059866e45736d343df03c9176d4558b23247b036cbbf9c79
SHA3-384 hash: 1c28e2956bb50218cb3924e3b16f5876413cd4c7888eb6de1755a6ecf11e80d0f56c9539cd15973e8836112bf4071ac8
SHA1 hash: f883b5ae202c706ded5b5bbf74b679ddda701f33
MD5 hash: 2c2f1e01ef64aae8d509bc34e1cd93f1
humanhash: magazine-video-saturn-illinois
File name:2bbbdcfb275850e7059866e45736d343df03c9176d4558b23247b036cbbf9c79
Download: download sample
Signature Formbook
Create hunting rule
File size:784'384 bytes
First seen:2025-03-10 12:09:12 UTC
Last seen:2025-03-10 13:10:52 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'740 x AgentTesla, 19'600 x Formbook, 12'241 x SnakeKeylogger)
ssdeep 12288:Rw383le9cipbklfqlZgTIdM3xXvcAKC2pUcHVx5XXlUjfQ7T1dSfhmLm:RC33bklfYZw2Shv4b5tXVUjQ7T1dS6m
TLSH T1E6F402483A18D443D695A2F446A2F1B607BD0DADB911D2E74FDABDDB7CE2F101E80287
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 d4cc86d4f29ec4d4 (9 x Formbook, 4 x MassLogger, 3 x Loki)
Reporter adrian__luca
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
330
Origin country :
HU HU
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
2bbbdcfb275850e7059866e45736d343df03c9176d4558b23247b036cbbf9c79
Verdict:
No threats detected
Analysis date:
2025-03-10 17:40:01 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/5692816b-e218-47dc-b786-ff49ccbb2069

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Verdict:
Malicious
Score:
81.4%
Link:
https://cyber-fortress.com/docs/result/index.php?id=67cedebf1f777fe306089eb6
Tags:
micro shell spawn
Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Сreating synchronization primitives
Creating a process with a hidden window
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Launching the default Windows debugger (dwwin.exe)
Adding an exclusion to Microsoft Defender
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed packed packer_detected vbnet
Link:
https://www.filescan.io/uploads/67ced6ac3c5f644bd94b27be/reports/4eb06032-a0cb-433e-80e7-68d9e4f598f1/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/2bbbdcfb275850e7059866e45736d343df03c9176d4558b23247b036cbbf9c79
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/d843e81d-1e4a-4e73-862f-d518d7a24ed3
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1634581
Signature
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
Found direct / indirect Syscall (likely to bypass EDR)
Joe Sandbox ML detected suspicious sample
Loading BitLocker PowerShell Module
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
Performs DNS queries to domains with low reputation
Queues an APC in another process (thread injection)
Sigma detected: Powershell Base64 Encoded MpPreference Cmdlet
Suricata IDS alerts for network traffic
Switches to a custom stack to bypass stack traces
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: 1634581 Sample: 6rD81QiPgt.exe Startdate: 11/03/2025 Architecture: WINDOWS Score: 100 37 www.xchnge.xyz 2->37 39 www.ressalto.xyz 2->39 41 16 other IPs or domains 2->41 49 Suricata IDS alerts for network traffic 2->49 51 Antivirus detection for URL or domain 2->51 53 Antivirus / Scanner detection for submitted sample 2->53 57 6 other signatures 2->57 10 6rD81QiPgt.exe 4 2->10         started        signatures3 55 Performs DNS queries to domains with low reputation 39->55 process4 file5 35 C:\Users\user\AppData\...\6rD81QiPgt.exe.log, ASCII 10->35 dropped 69 Adds a directory exclusion to Windows Defender 10->69 14 6rD81QiPgt.exe 10->14         started        17 powershell.exe 23 10->17         started        signatures6 process7 signatures8 71 Maps a DLL or memory area into another process 14->71 19 rmjnBUDIB9CFYN.exe 14->19 injected 73 Loading BitLocker PowerShell Module 17->73 22 WmiPrvSE.exe 17->22         started        24 conhost.exe 17->24         started        process9 signatures10 59 Found direct / indirect Syscall (likely to bypass EDR) 19->59 26 gpupdate.exe 13 19->26         started        process11 signatures12 61 Tries to steal Mail credentials (via file / registry access) 26->61 63 Tries to harvest and steal browser information (history, passwords, etc) 26->63 65 Modifies the context of a thread in another process (thread injection) 26->65 67 3 other signatures 26->67 29 rmjnBUDIB9CFYN.exe 26->29 injected 33 firefox.exe 26->33         started        process13 dnsIp14 43 phranzihs.art 195.110.124.133, 49741, 49742, 49743 REGISTER-ASIT Italy 29->43 45 031234399.xyz 144.76.229.203, 49725, 49726, 49727 HETZNER-ASDE Germany 29->45 47 7 other IPs or domains 29->47 75 Found direct / indirect Syscall (likely to bypass EDR) 29->75 signatures15
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/2bbbdcfb275850e7059866e45736d343df03c9176d4558b23247b036cbbf9c79
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/2bbbdcfb275850e7059866e45736d343df03c9176d4558b23247b036cbbf9c79/
Threat name:
Win32.Trojan.Leonem
Create hunting rule
Status:
Malicious
First seen:
2025-02-26 08:23:28 UTC
AV detection:
26 of 38 (68.42%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=fo55z6zhlbioobmym3sfonwtippqhsixnvcvrmrsi6ydns57tr4q._file
Verdict:
malicious
Label(s):
unc_loader_037
Create hunting rule
Similar samples:
error
Formbook
Result
Malware family:
n/a
Score:
  8/10
Tags:
discovery execution
Link:
https://tria.ge/reports/250310-pbkvqstydv/
Behaviour
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/67961712-5fd4-49f3-abd1-e4fcc051d4db
Unpacked files
SH256 hash:
2bbbdcfb275850e7059866e45736d343df03c9176d4558b23247b036cbbf9c79
MD5 hash:
2c2f1e01ef64aae8d509bc34e1cd93f1
SHA1 hash:
f883b5ae202c706ded5b5bbf74b679ddda701f33
Link:
https://www.unpac.me/results/941b027b-845f-4c05-8c8e-fb25dc005cba/
SH256 hash:
05a6d5f4726b3729f5958424a01d9a2033857c4381baee62a004a1241fb70cd1
MD5 hash:
eaf07392f2fad2e065b9e7f2399e5b72
SHA1 hash:
7a969669c8e2e0485d2840a3c89d98179ec4f9e5
Link:
https://www.unpac.me/results/941b027b-845f-4c05-8c8e-fb25dc005cba/
SH256 hash:
1c73f0eaf9e864b395c91513e1caa1c082148e20566e7908ca4c83cf89bf6738
MD5 hash:
5282cef729d38b1f144662d1f6f1bc61
SHA1 hash:
9540b6b2ac09fa71a7074ccf30e44321d1d8e18f
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/941b027b-845f-4c05-8c8e-fb25dc005cba/
SH256 hash:
93429d7ad4b0550340b0cbc2d51fce187b1b5e5c5632797c83452b05f7fe602f
MD5 hash:
9261bf8548f850862d44f7766d7fb0cf
SHA1 hash:
cd71a636b51136b1541ce7feaff3347192d1da6d
Link:
https://www.unpac.me/results/941b027b-845f-4c05-8c8e-fb25dc005cba/
SH256 hash:
5dbb7c38aea6879e256a68fb40822013618c70d7a7e69565b9d8c7efa0774d55
MD5 hash:
ff222ed21fba9f3a4dc70e49240c9bae
SHA1 hash:
3128e3bd169cbb35f6768fb8d5242737c0cd2e5e
Link:
https://www.unpac.me/results/941b027b-845f-4c05-8c8e-fb25dc005cba/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/2bbbdcfb2758/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
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.

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 (GUARD_CF)high

Comments