MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 0a3c2df94c07ae0419de57632bde7162ef6db72144c10d2d8422e0e45cd7081f. 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 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 0a3c2df94c07ae0419de57632bde7162ef6db72144c10d2d8422e0e45cd7081f
SHA3-384 hash: 1a5b9324993061b26e02523b6c355369815bb3d171b6a86427e7ba42af40693f118af88747d9a498cef41e788d439d39
SHA1 hash: 500ee65b92de82f4bb7973940ac5bc3d0cf1ff3b
MD5 hash: a283b64604a5c759fb137dbed60bccfc
humanhash: alaska-beryllium-pluto-emma
File name:AO22164.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:298'959 bytes
First seen:2022-02-18 14:23:19 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 099c0646ea7282d232219f8807883be0 (476 x Formbook, 210 x Loki, 107 x AgentTesla)
ssdeep 6144:owhFetySc2TAP5cQHiHuyxFKa1BH3HCWWaCHrFI44k0HZeVX:1FeIVVxcjOyLKUxSPJt05eVX
Threatray 13'542 similar samples on MalwareBazaar
TLSH T1F65423D7D4D0D1C7E901163EA6A3962DD3F297173862254FC3494EFE39331469EA43A2
File icon (PE):PE icon
dhash icon b2a89c96a2cada72 (2'283 x Formbook, 981 x Loki, 803 x AgentTesla)
Reporter James_inthe_box
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
302
Origin country :
n/a
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/242549/
Detection(s):
SecuriteInfo.com.FakeAV.CXA.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% directory
Creating a window
Creating a process from a recently created file
Searching for the window
Launching a process
Сreating synchronization primitives
Launching cmd.exe command interpreter
Searching for synchronization primitives
DNS request
Setting browser functions hooks
Unauthorized injection to a recently created process
Unauthorized injection to a recently created process by context flags manipulation
Unauthorized injection to a system process
Unauthorized injection to a browser process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
control.exe overlay packed shell32.dll
Link:
https://www.filescan.io/uploads/620fac09a2660f3bb9fc19cd/reports/cbae1341-169c-4514-909f-e0fa6cf7b851/overview
Result
Verdict:
UNKNOWN
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/a9857ae4-f4a6-4344-b1d3-5c65f5a13cfb
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/942261
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors)
Found malware configuration
Injects a PE file into a foreign processes
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
Tries to detect virtualization through RDTSC time measurements
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 574739 Sample: AO22164.exe Startdate: 18/02/2022 Architecture: WINDOWS Score: 100 48 Found malware configuration 2->48 50 Malicious sample detected (through community Yara rule) 2->50 52 Antivirus detection for URL or domain 2->52 54 4 other signatures 2->54 11 AO22164.exe 19 2->11         started        process3 file4 36 C:\Users\user\AppData\Local\Temp\aczajl.exe, PE32 11->36 dropped 14 aczajl.exe 1 11->14         started        process5 signatures6 62 Multi AV Scanner detection for dropped file 14->62 64 Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors) 14->64 66 Tries to detect virtualization through RDTSC time measurements 14->66 68 Injects a PE file into a foreign processes 14->68 17 aczajl.exe 14->17         started        20 conhost.exe 14->20         started        process7 signatures8 40 Modifies the context of a thread in another process (thread injection) 17->40 42 Maps a DLL or memory area into another process 17->42 44 Sample uses process hollowing technique 17->44 46 Queues an APC in another process (thread injection) 17->46 22 explorer.exe 17->22 injected process9 process10 24 help.exe 22->24         started        signatures11 56 Modifies the context of a thread in another process (thread injection) 24->56 58 Maps a DLL or memory area into another process 24->58 60 Tries to detect virtualization through RDTSC time measurements 24->60 27 explorer.exe 2 155 24->27         started        30 cmd.exe 1 24->30         started        32 explorer.exe 107 24->32         started        process12 dnsIp13 38 192.168.2.1 unknown unknown 27->38 34 conhost.exe 30->34         started        process14
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/0a3c2df94c07ae0419de57632bde7162ef6db72144c10d2d8422e0e45cd7081f/
Threat name:
Win32.Trojan.Woreflint
Create hunting rule
Status:
Malicious
First seen:
2022-02-18 14:22:52 UTC
File Type:
PE (Exe)
Extracted files:
4
AV detection:
19 of 28 (67.86%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=bi6c36kma6xaigo6k5rsxxtrmlxw3nzbitaq2lmeelqoixgxbapq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
1eb4790d6bde96e2486580793a9f6759241f0bde48e6b7f1df0e9a1e62e6a1e5
Formbook
285ea8da28b4ec517b76444c22289a789036aeba6869b1fe8174da9da5afd56e
Formbook
37a33a9a958fee18155dbe436b263dd70ad2494a8cf46abaea59aff017fa0384
Formbook
6420ceb34588ec91292aa6fcaa2b77b99a4b492a009f51a409fd240d138c7856
Formbook
990f9670fa7d9b45b44f6f4e9de0ad9a71c2f519d4b654ada06464f742d5899a
Formbook
d5f77ba2b2ad58cfad5ae3111994ad0f889967e6d4f67ecb9cedf1b8f10a6149
Formbook
dee29915a45463d25c7f4de2abac14269137c359f848baf8ad4205fb07e2fa0b
Formbook
e149c419c1e3da9f42da46d4ba594ec7b97fc9a333bea11d1693b6750edf603b
Formbook
f556af7cd24cc02eba24924d19c42966a1a98b84dfabd78c523c55f492d54acd
Formbook
+ 13'532 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:bs11 rat spyware stealer suricata trojan
Link:
https://tria.ge/reports/220218-rqp44sddhl/
Behaviour
Modifies registry class
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Drops file in Windows directory
Suspicious use of SetThreadContext
Loads dropped DLL
Executes dropped EXE
Formbook Payload
Formbook
suricata: ET MALWARE FormBook CnC Checkin (GET)
Unpacked files
SH256 hash:
49e8c59a7f1df9020210cc1912c83e6648a2d7beee96db0ba01d2cbd7ccc9c6d
MD5 hash:
d9f9dfae2d32da88369ddf011321ba3b
SHA1 hash:
ccc27f5859478135f976b9aac027de2d4a7a3e0c
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/6b489306-1513-4f35-ab58-88b79c464a8e/
Parent samples :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 hash:
41eacf378ed8d117cbb07d0a87fed0b760d23144927524509b9eed940c28efa5
MD5 hash:
ed3deffa25e48a579d57f4b028748019
SHA1 hash:
58734b0ebf75d0315835e17a09ec27095b42c0e3
Link:
https://www.unpac.me/results/6b489306-1513-4f35-ab58-88b79c464a8e/
SH256 hash:
0a3c2df94c07ae0419de57632bde7162ef6db72144c10d2d8422e0e45cd7081f
MD5 hash:
a283b64604a5c759fb137dbed60bccfc
SHA1 hash:
500ee65b92de82f4bb7973940ac5bc3d0cf1ff3b
Link:
https://www.unpac.me/results/6b489306-1513-4f35-ab58-88b79c464a8e/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Legit
Score:
0.18
Link:
https://yomi.yoroi.company/submissions/0a3c2df94c07ae0419de57632bde7162ef6db72144c10d2d8422e0e45cd7081f

File information

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

  
Delivery method
Other
Cape
Cape
https://www.capesandbox.com/analysis/242549/

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