MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3e10798328d85925f056603ec4f7cb11cbf929f4dd053707d2327859bbea00fa. 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: 3e10798328d85925f056603ec4f7cb11cbf929f4dd053707d2327859bbea00fa
SHA3-384 hash: cd84f04a19d47625948bd4e3e1b2c223b74b1fb79115aeafb448351f20254381419f6b4f48a2e6d8fc15488117f2c431
SHA1 hash: 6fcfce27b4b6e1118e9aff3c8596912d07cea40b
MD5 hash: c8f21652ef65f96245689ba30534558f
humanhash: hamper-bakerloo-april-jig
File name:c8f21652ef65f96245689ba30534558f.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:639'488 bytes
First seen:2023-08-25 12:06:22 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'747 x AgentTesla, 19'636 x Formbook, 12'244 x SnakeKeylogger)
ssdeep 12288:rYjIkCZsc3/GfS7EKqlyUe1UBzJeXNYYjGfhxGDANVLjg:hkZkGSEyAzJe9YeGbGDY
Threatray 1'458 similar samples on MalwareBazaar
TLSH T183D4126D62FE4358CE6F5A7110B7522947F4352B3422EF1C8F5E78E92E217C24608BA3
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 c8860d19694d864c (2 x Formbook, 1 x AgentTesla, 1 x SnakeKeylogger)
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
263
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
c8f21652ef65f96245689ba30534558f.exe
Verdict:
No threats detected
Analysis date:
2023-08-25 12:14:25 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/bc642c72-8223-41df-bed7-87309b951093

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/444734/
Detection(s):
Porcupine.Malware.58887.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
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/64e89969b3b7d7c782cfa2b0/reports/a4ad240e-37b9-487d-9b15-f02a283912e2/overview
Verdict:
Malicious
Labled as:
Ser.Lazy.Generic
Link:
https://www.hybrid-analysis.com/sample/3e10798328d85925f056603ec4f7cb11cbf929f4dd053707d2327859bbea00fa
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/e74d8000-3a58-4f12-b0e2-25b9c3f62ef3
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1297355
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found malware configuration
Injects a PE file into a foreign processes
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)
Modifies the prolog of user mode functions (user mode inline hooks)
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Snort IDS alert for network traffic
System process connects to network (likely due to code injection or exploit)
Tries to detect virtualization through RDTSC time measurements
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 1297355 Sample: bDSxNSxaYQ.exe Startdate: 25/08/2023 Architecture: WINDOWS Score: 100 34 www.gaoxiba150.com 2->34 38 Snort IDS alert for network traffic 2->38 40 Found malware configuration 2->40 42 Malicious sample detected (through community Yara rule) 2->42 44 8 other signatures 2->44 11 bDSxNSxaYQ.exe 3 2->11         started        signatures3 process4 signatures5 52 Tries to detect virtualization through RDTSC time measurements 11->52 54 Injects a PE file into a foreign processes 11->54 14 bDSxNSxaYQ.exe 11->14         started        process6 signatures7 56 Modifies the context of a thread in another process (thread injection) 14->56 58 Maps a DLL or memory area into another process 14->58 60 Sample uses process hollowing technique 14->60 62 Queues an APC in another process (thread injection) 14->62 17 explorer.exe 2 6 14->17 injected process8 dnsIp9 28 www.izmn2vd8.click 43.154.67.170, 49747, 80 LILLY-ASUS Japan 17->28 30 td-ccm-168-233.wixdns.net 34.117.168.233, 49735, 80 GOOGLE-AS-APGoogleAsiaPacificPteLtdSG United States 17->30 32 5 other IPs or domains 17->32 36 System process connects to network (likely due to code injection or exploit) 17->36 21 cscript.exe 17->21         started        signatures10 process11 signatures12 46 Modifies the context of a thread in another process (thread injection) 21->46 48 Maps a DLL or memory area into another process 21->48 50 Tries to detect virtualization through RDTSC time measurements 21->50 24 cmd.exe 1 21->24         started        process13 process14 26 conhost.exe 24->26         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/3e10798328d85925f056603ec4f7cb11cbf929f4dd053707d2327859bbea00fa/
Threat name:
Win32.Trojan.Swotter
Create hunting rule
Status:
Malicious
First seen:
2023-08-25 01:29:16 UTC
File Type:
PE (.Net Exe)
Extracted files:
6
AV detection:
20 of 37 (54.05%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=hyihtazi3bmsl4cwma7mj56lchf7skpu3uctob6sgj4fto7kad5a._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
0758259823e80bd6a86e003977f8c3f7a2ef73f138d6ec69e22e8ae36d2d693c
Formbook
0eb17464a055d2e229ee01607cd4e5b5c348fbdae15871fbdbe925730928f047
Formbook
1b1b538e6ba71436837c6f84182d53be06f6284b7776dc5f8303045810c997d2
Formbook
37ae2eea990aef5c0e85a2d5deed27fe59347f310129c5387992ed21790fa7fb
Formbook
43dcf51a9c64834f8f5e50054eaa5042f90db1c486cc5670956f612c3931522e
Formbook
59347c2464428bb947c2cf150653b66592ca52da2ca4c4c48441663b4e7120fe
Formbook
b2673aac317ce046fa5eeb0356d6916482b4083fc12e19ff43e37fdadcd58dc1
Formbook
cee78c62aeb8545055769d9c91610875a41407038351b78894f4b4eb512df449
Formbook
e1a154c41b5b1562e06e9883399b735ee7420259276875c9cb44e402338240c6
Formbook
e4b8b19c8c8fd39ae06ba2ec632970e7fe16f78ca1f91582461de5da1403a4ed
Formbook
+ 1'448 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:oy30 rat spyware stealer trojan
Link:
https://tria.ge/reports/230825-paa9xadc5z/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Formbook payload
Formbook
Unpacked files
SH256 hash:
ac8768f08b9495e7023b01546679be265510f5c2512d8bc2174d846eaeb379ab
MD5 hash:
4fafab18430d6a314b9e90797d939a72
SHA1 hash:
d3a649f6f6d72cf7416b325b6ff2f0f6aa1fd312
Detections:
FormBook
Create hunting rule
win_formbook_w0
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/f00ba8ea-e9d8-4339-a436-67a7e5d1be88/
Parent samples :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 hash:
f9b6533015ba9d4f0aeab9afe13d70e43ad2fa67085ebec73fafec91590401f0
MD5 hash:
ed9842236f636822cb20dc1fb17b68fc
SHA1 hash:
bac74601df6f32606d3918f588248f37dbf7c6d5
Link:
https://www.unpac.me/results/f00ba8ea-e9d8-4339-a436-67a7e5d1be88/
SH256 hash:
e8d399db8c9330cff7ee73eb6a76c93e19cbf190d414773227f5a70a3f8e6613
MD5 hash:
dcd5e01fc044305a42b499363a987837
SHA1 hash:
99492aacf744f389be816b8104c0b76a30e57f41
Link:
https://www.unpac.me/results/f00ba8ea-e9d8-4339-a436-67a7e5d1be88/
SH256 hash:
b523fe191fdda08b49d3b24c02428a204e4f2a2091366fe1e851b263ff5be6af
MD5 hash:
47eebe372103cee283df5d6f3990547b
SHA1 hash:
5ce2bb9b0cedb446e7b56a394dfef56884f5a312
Link:
https://www.unpac.me/results/f00ba8ea-e9d8-4339-a436-67a7e5d1be88/
SH256 hash:
14a67f08986229877004478f49b4a24bd83546e32361166fb74831a28153675f
MD5 hash:
d1c8669c6cea2e21d02b51f00669b74a
SHA1 hash:
3a3537234434cbf09dec9080b7937c2694f0e952
Link:
https://www.unpac.me/results/f00ba8ea-e9d8-4339-a436-67a7e5d1be88/
SH256 hash:
3e10798328d85925f056603ec4f7cb11cbf929f4dd053707d2327859bbea00fa
MD5 hash:
c8f21652ef65f96245689ba30534558f
SHA1 hash:
6fcfce27b4b6e1118e9aff3c8596912d07cea40b
Link:
https://www.unpac.me/results/f00ba8ea-e9d8-4339-a436-67a7e5d1be88/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/3e10798328d8/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/3e10798328d85925f056603ec4f7cb11cbf929f4dd053707d2327859bbea00fa

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.

Web download

Formbook

Executable exe 3e10798328d85925f056603ec4f7cb11cbf929f4dd053707d2327859bbea00fa

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2706713/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/444734/

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