MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c3e63fb19596315605cf56504eff7eef01596f3ef814e8c2938e3f7830093664. 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 7 File information Comments
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SHA256 hash: c3e63fb19596315605cf56504eff7eef01596f3ef814e8c2938e3f7830093664
SHA3-384 hash: 86108d4d48864141d745856523a4c3c0aae1117d103b289daf12bb19c6f2bc191cfffe1a450971bbcbffa32cd541807c
SHA1 hash: da43a7d4b7e31f3934d165079fdfb10e0d0a5ce6
MD5 hash: 72c4e84cd5e822846c61a021fa3e844a
humanhash: south-vermont-south-delaware
File name:72c4e84cd5e822846c61a021fa3e844a.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:356'961 bytes
First seen:2023-02-01 16:04:44 UTC
Last seen:2023-02-01 17:37:11 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 61259b55b8912888e90f516ca08dc514 (1'059 x Formbook, 741 x AgentTesla, 427 x GuLoader)
ssdeep 6144:TYa6SIvPPiON/lpJ0e0BI9qiBFpLoxCHc3v3PovtSAflZ:TYVvSONdpwI0iBHoEHWvPctSS
TLSH T1B074DFC6FA00D5A0EC2A47322A3BCD725953BC7E94742A0D2ACF3E7B3E7B4528419553
TrID 47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
15.9% (.EXE) Win64 Executable (generic) (10523/12/4)
9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
6.8% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon d4c4c4d8ccd4f0c4 (63 x Formbook, 23 x AgentTesla, 8 x RemcosRAT)
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
173
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
Create hunting rule
ID:
1
File name:
72c4e84cd5e822846c61a021fa3e844a.exe
Verdict:
Malicious activity
Analysis date:
2023-02-01 16:15:01 UTC
Tags:
trojan formbook stealer
Link:
https://app.any.run/tasks/4898c89f-c348-487f-9cbe-0dd11f91502a

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
Formbook
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Link:
https://www.capesandbox.com/analysis/359180/
Detection(s):
SecuriteInfo.com.Trojan.NSISX.Spy.Gen.24.4550.12055.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a file in the %temp% directory
Creating a window
Creating a process from a recently created file
Сreating synchronization primitives
Searching for synchronization primitives
Launching a process
Reading critical registry keys
DNS request
Sending an HTTP GET request
Launching the default Windows debugger (dwwin.exe)
Unauthorized injection to a recently created process
Unauthorized injection to a recently created process by context flags manipulation
Stealing user critical data
Unauthorized injection to a system process
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/64575/overview
Behaviour
MalwareBazaar
Verdict:
No Threat
Threat level:
  2/10
Confidence:
83%
Tags:
overlay packed shell32.dll
Link:
https://www.filescan.io/uploads/63da8daf696b2d9725750fcf/reports/f96ffc27-7d78-4f5b-b36d-2d9caed894ef/overview
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
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/b00ff43f-08f3-4313-b82e-af3ec74f78ad
Result
Threat name:
FormBook
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Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1163380
Signature
Antivirus detection for URL or domain
Detected unpacking (changes PE section rights)
Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors)
Icon mismatch, binary includes an icon from a different legit application in order to fool users
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 dropped file
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
System process connects to network (likely due to code injection or exploit)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 796150 Sample: LI0nmhdm1g.exe Startdate: 01/02/2023 Architecture: WINDOWS Score: 100 28 www.dongshi88.com 2->28 44 Malicious sample detected (through community Yara rule) 2->44 46 Antivirus detection for URL or domain 2->46 48 Icon mismatch, binary includes an icon from a different legit application in order to fool users 2->48 50 3 other signatures 2->50 10 LI0nmhdm1g.exe 19 2->10         started        signatures3 process4 file5 26 C:\Users\user\AppData\Local\...\abjbovau.exe, PE32 10->26 dropped 13 abjbovau.exe 10->13         started        process6 signatures7 62 Multi AV Scanner detection for dropped file 13->62 64 Detected unpacking (changes PE section rights) 13->64 66 Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors) 13->66 68 Maps a DLL or memory area into another process 13->68 16 abjbovau.exe 13->16         started        process8 signatures9 36 Modifies the context of a thread in another process (thread injection) 16->36 38 Maps a DLL or memory area into another process 16->38 40 Sample uses process hollowing technique 16->40 42 Queues an APC in another process (thread injection) 16->42 19 explorer.exe 3 6 16->19 injected process10 dnsIp11 30 www.dongshi88.com 211.149.132.144, 80 CHINANET-SCIDC-AS-APCHINANETSiChuanTelecomInternetData China 19->30 32 www.bts-exhibition20.com 199.59.243.222, 49697, 80 BODIS-NJUS United States 19->32 34 6 other IPs or domains 19->34 52 System process connects to network (likely due to code injection or exploit) 19->52 23 colorcpl.exe 13 19->23         started        signatures12 process13 signatures14 54 Tries to steal Mail credentials (via file / registry access) 23->54 56 Tries to harvest and steal browser information (history, passwords, etc) 23->56 58 Modifies the context of a thread in another process (thread injection) 23->58 60 Maps a DLL or memory area into another process 23->60
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/c3e63fb19596315605cf56504eff7eef01596f3ef814e8c2938e3f7830093664/
Threat name:
Win32.Trojan.Nsisx
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Status:
Malicious
First seen:
2023-01-31 11:39:54 UTC
File Type:
PE (Exe)
Extracted files:
3
AV detection:
22 of 26 (84.62%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=yptd7mmvsyyvmbopkzie573654avs3z67akorqutry7xqmajgzsa._file
Result
Malware family:
n/a
Score:
  8/10
Tags:
n/a
Link:
https://tria.ge/reports/230201-tjhgssae96/
Behaviour
Modifies Internet Explorer settings
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Program crash
Suspicious use of SetThreadContext
Checks computer location settings
Loads dropped DLL
Executes dropped EXE
Unpacked files
SH256 hash:
dbaef780b19d70014369da279431ca61fbe2f15f3593c58db0c4572b9ddf094d
MD5 hash:
8d0f13a6c9e62ee404113e99171d0f20
SHA1 hash:
84f88373dc8640337ebf1a9a0e745e5cabe1d057
Link:
https://www.unpac.me/results/134f9df3-4b4a-490f-998f-102f28bc63a9/
SH256 hash:
d13ae5c77185b9e05d78da2a24f5031bc9aff331459395a7c26d1d143b407530
MD5 hash:
10f8b73625bd463839d48940995d4d86
SHA1 hash:
2904c95abb857e9f8546579b371a11b25e5ad5eb
Detections:
win_formbook_w0
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/134f9df3-4b4a-490f-998f-102f28bc63a9/
Parent samples :
d004812639335fc21774851e271241aaead5918a69f978e1aedb6b573b6cca1b
1a2a1e57a606e82fcb2e16a4b6acff6d4206c23bd33b6bcea2dd8e519f1cdb03
6bc6ca3dfc2f605544d24bd9b675fbf8b49a90c591b3892b438ef494bb5f6cb9
c3e63fb19596315605cf56504eff7eef01596f3ef814e8c2938e3f7830093664
SH256 hash:
af1777bd08d5ffd573c8287984d3099b35d580e4b33e3097f620b640014801b3
MD5 hash:
e9535e87eacdfe0f97a9bbd6c9136480
SHA1 hash:
e61ac613c371cd124b328616e94d1976eb59353b
Link:
https://www.unpac.me/results/134f9df3-4b4a-490f-998f-102f28bc63a9/
SH256 hash:
c3e63fb19596315605cf56504eff7eef01596f3ef814e8c2938e3f7830093664
MD5 hash:
72c4e84cd5e822846c61a021fa3e844a
SHA1 hash:
da43a7d4b7e31f3934d165079fdfb10e0d0a5ce6
Link:
https://www.unpac.me/results/134f9df3-4b4a-490f-998f-102f28bc63a9/
Malware family:
XLoader
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Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/c3e63fb19596/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/c3e63fb19596315605cf56504eff7eef01596f3ef814e8c2938e3f7830093664

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:crime_win32_ransom_avaddon_1
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Author:@VK_Intel
Description:Detects Avaddon ransomware
Reference:https://twitter.com/VK_Intel/status/1300944441390370819
Rule name:meth_get_eip
Create hunting rule
Author:Willi Ballenthin
Rule name:meth_stackstrings
Create hunting rule
Author:Willi Ballenthin
Rule name:shellcode
Create hunting rule
Author:nex
Description:Matched shellcode byte patterns
Rule name:Windows_Trojan_Formbook
Create hunting rule
Author:@malgamy12
Rule name:Windows_Trojan_Formbook_1112e116
Create hunting rule
Author:Elastic Security
Rule name:win_formbook_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.formbook.

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Web download

Formbook

Executable exe c3e63fb19596315605cf56504eff7eef01596f3ef814e8c2938e3f7830093664

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/2520017/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/359180/

Comments