MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 416de50eb7136a66364744b8712b82405813c4192cdf2764fcbbec07154495d9. 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: 16


Intelligence 16 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 416de50eb7136a66364744b8712b82405813c4192cdf2764fcbbec07154495d9
SHA3-384 hash: 6371f846e77eec08a870df0f857e296e98353ded7f0e76d10984666f64c41e9d1e2e332b7fd827b08440f61e42ef8420
SHA1 hash: 0d10b11f89b8f00259202246dc7861c665dffa86
MD5 hash: 2cb8ad76c6cbe89283361fbd8cb7a1bc
humanhash: kansas-beryllium-chicken-pluto
File name:tWDoTa0pA64bXwH.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:923'648 bytes
First seen:2024-05-28 17:43:02 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'461 x Formbook, 12'202 x SnakeKeylogger)
ssdeep 12288:ri1yvK/xxNNtz1Jf364b19B5+7PfcZgbQbT9mTeY/zsVJ7rGKkjt8sos+Op5Beoe:r6y2r1VXngPfcSbQv9XiCrGKk5b/+O
TLSH T1DB15CFAC36107ADFC857C9728AA42CA4EA2074BB970BD213902715ECDA0DAD7DF145F7
TrID 67.7% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
9.7% (.EXE) Win64 Executable (generic) (10523/12/4)
6.0% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
4.1% (.EXE) Win32 Executable (generic) (4504/4/1)
File icon (PE):PE icon
dhash icon 00d0d070d0607000 (6 x AgentTesla, 6 x Formbook, 1 x RemcosRAT)
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
320
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
416de50eb7136a66364744b8712b82405813c4192cdf2764fcbbec07154495d9.exe
Verdict:
Malicious activity
Analysis date:
2024-05-28 18:26:25 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/976a5d87-f7ff-4a9a-8b2d-fc3c2f58c517

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Win32.PWSX-gen.3356.22668.UNOFFICIAL
Create hunting rule

Verdict:
Malicious
Score:
81.4%
Link:
https://cyber-fortress.com/docs/result/index.php?id=6656185f3d0e5a324e7655cbwin7simulatehigh_evasion
Tags:
Agent
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Сreating synchronization primitives
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/665617e6689418da6f077fd8/reports/9d02c1b9-24fe-464c-aac8-d99d4bf2286c/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/416de50eb7136a66364744b8712b82405813c4192cdf2764fcbbec07154495d9
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/c4a34290-9e51-435b-8efd-6928ef121e68
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1448813
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
AI detected suspicious sample
Antivirus / Scanner detection for submitted sample
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Found direct / indirect Syscall (likely to bypass EDR)
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
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)
Snort IDS alert for network traffic
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: 1448813 Sample: tWDoTa0pA64bXwH.exe Startdate: 29/05/2024 Architecture: WINDOWS Score: 100 30 www.d99qtpkvavjj.xyz 2->30 32 www.cloudsoda.xyz 2->32 34 5 other IPs or domains 2->34 44 Snort IDS alert for network traffic 2->44 46 Malicious sample detected (through community Yara rule) 2->46 48 Antivirus / Scanner detection for submitted sample 2->48 52 7 other signatures 2->52 10 tWDoTa0pA64bXwH.exe 3 2->10         started        signatures3 50 Performs DNS queries to domains with low reputation 32->50 process4 signatures5 64 Detected unpacking (changes PE section rights) 10->64 66 Detected unpacking (overwrites its own PE header) 10->66 13 tWDoTa0pA64bXwH.exe 10->13         started        16 tWDoTa0pA64bXwH.exe 10->16         started        process6 signatures7 68 Maps a DLL or memory area into another process 13->68 18 GeNZnteHHFuvgcFTvqr.exe 13->18 injected process8 signatures9 42 Found direct / indirect Syscall (likely to bypass EDR) 18->42 21 convert.exe 13 18->21         started        process10 signatures11 54 Tries to steal Mail credentials (via file / registry access) 21->54 56 Tries to harvest and steal browser information (history, passwords, etc) 21->56 58 Modifies the context of a thread in another process (thread injection) 21->58 60 2 other signatures 21->60 24 GeNZnteHHFuvgcFTvqr.exe 21->24 injected 28 firefox.exe 21->28         started        process12 dnsIp13 36 www.firmshow.top 203.161.43.228, 49737, 49738, 49739 VNPT-AS-VNVNPTCorpVN Malaysia 24->36 38 cloudsoda.xyz 84.32.84.32, 49728, 49729, 49730 NTT-LT-ASLT Lithuania 24->38 40 2 other IPs or domains 24->40 62 Found direct / indirect Syscall (likely to bypass EDR) 24->62 signatures14
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/416de50eb7136a66364744b8712b82405813c4192cdf2764fcbbec07154495d9
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/416de50eb7136a66364744b8712b82405813c4192cdf2764fcbbec07154495d9/
Threat name:
Win32.Trojan.Leonem
Create hunting rule
Status:
Malicious
First seen:
2024-05-27 11:42:06 UTC
File Type:
PE (.Net Exe)
Extracted files:
24
AV detection:
19 of 24 (79.17%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ifw6kdvxcnvgmnshis4hck4cibmbhrazftpsozh4xpwaofkesxmq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://tria.ge/reports/240528-wakxnsdf8v/
Behaviour
Enumerates system info in registry
Modifies Internet Explorer settings
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/093439e5-49ea-444b-85dc-be6e1e3b293a
Unpacked files
SH256 hash:
038cf34cd79ecd8376908c139230525534395e593f4d08f9f4b28564aa37431a
MD5 hash:
2e740df58a5a82664404d89d801564ab
SHA1 hash:
7378f0739ccd9516ea9237ebe8fc0bf4b4d720b2
Detections:
win_formbook_w0
Create hunting rule
win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/f0dfd09f-943d-48fb-8228-7d0eb0994e48/
SH256 hash:
9f893195c4d8f5d2415dd084908ed11b93fc43315bf6155991c6f77001d0aa94
MD5 hash:
d18279ae3e9c00d067ff9f15c9c1c317
SHA1 hash:
ec9129501ddb4eed1a4de3bea0aa8edbe2015515
Link:
https://www.unpac.me/results/f0dfd09f-943d-48fb-8228-7d0eb0994e48/
SH256 hash:
1feba65bd2aa62dc3cad4b386b25e5a5922cfaaa4f0c1aecff536bf10f54dc12
MD5 hash:
21ca6aa79257797cfcf81faf284a9f89
SHA1 hash:
bb55c21f04bd9a0d6fbd40f7129ec68344bd524e
Link:
https://www.unpac.me/results/f0dfd09f-943d-48fb-8228-7d0eb0994e48/
SH256 hash:
7f5a313fc14db9ac790972cc489df33ed3f6ab07d64e4bd4e33861a9de5980ff
MD5 hash:
293326be801448eb13c840deb5a60ca6
SHA1 hash:
682b52f88dc6990b0c6ac384320b666528af7497
Link:
https://www.unpac.me/results/f0dfd09f-943d-48fb-8228-7d0eb0994e48/
SH256 hash:
5c2e5cfdf7a87c46df2ac9104cf7384fbe77ffa31ce5e58bfff88d81e438ed85
MD5 hash:
77644ce1daf57ffa9b51055c9ef898a2
SHA1 hash:
3915fde59b68e000bccd0d7b8093f62baf548de4
Link:
https://www.unpac.me/results/f0dfd09f-943d-48fb-8228-7d0eb0994e48/
SH256 hash:
416de50eb7136a66364744b8712b82405813c4192cdf2764fcbbec07154495d9
MD5 hash:
2cb8ad76c6cbe89283361fbd8cb7a1bc
SHA1 hash:
0d10b11f89b8f00259202246dc7861c665dffa86
Link:
https://www.unpac.me/results/f0dfd09f-943d-48fb-8228-7d0eb0994e48/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/416de50eb713/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Formbook
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/416de50eb7136a66364744b8712b82405813c4192cdf2764fcbbec07154495d9

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.

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