MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8f56d5aba891600d6c163c0c1f8a8657c13a998bb82d0f5bb101c8afa6e0d977. 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: 18


Intelligence 18 IOCs YARA File information Comments
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SHA256 hash: 8f56d5aba891600d6c163c0c1f8a8657c13a998bb82d0f5bb101c8afa6e0d977
SHA3-384 hash: 166402c54d6d53d79e6b2e61ef6a0253df2408e6e24069acbc7739a72ce829315b886b91cda5495790c104dc76d6b9f3
SHA1 hash: 94ced34551a4cc01eb986a5d6eb5d73fd2581182
MD5 hash: 520d5858b91181fddaf00e0e5ebcdf56
humanhash: whiskey-autumn-cola-enemy
File name:issu 07042022.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:246'250 bytes
First seen:2022-04-07 14:18:22 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 56a78d55f3f7af51443e58e0ce2fb5f6 (719 x GuLoader, 451 x Formbook, 295 x Loki)
ssdeep 6144:HNeZmJZmA8/d3MzlvTSYltiBJ0XrX+Cuht5z/qc:HNlJad3M5uYvO0X+XhXZ
Threatray 14'682 similar samples on MalwareBazaar
TLSH T1B234121762B0D277D06147322E3A497BAFF59B0A1164166B3B508B2E7A73A42D33E353
File icon (PE):PE icon
dhash icon b2a89c96a2cada72 (2'283 x Formbook, 981 x Loki, 803 x AgentTesla)
Reporter GovCERT_CH
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
275
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
Create hunting rule
ID:
1
File name:
94ced34551a4cc01eb986a5d6eb5d73fd2581182
Verdict:
Malicious activity
Analysis date:
2022-04-07 12:58:27 UTC
Tags:
formbook trojan stealer
Link:
https://app.any.run/tasks/bcf6ffa4-34a2-471b-a3f3-939a68147912

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/261743/
Detection(s):
SecuriteInfo.com.Trojan.NSISX.Spy.Gen.2.7863.29834.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %temp% directory
Creating a process from a recently created file
Launching a process
Сreating synchronization primitives
Launching cmd.exe command interpreter
Searching for synchronization primitives
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
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/13002/overview
Behaviour
MalwareBazaar
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
control.exe overlay packed shell32.dll
Link:
https://www.filescan.io/uploads/624ef2d9d53a7479dacf27c6/reports/64adde66-660c-4ba2-9e9e-fd5f7bbda462/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
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/a28ffe83-7acb-46ab-8c12-d6a503be30f5
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/972459
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)
Modifies the prolog of user mode functions (user mode inline hooks)
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 detect virtualization through RDTSC time measurements
Uses netstat to query active network connections and open ports
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 604944 Sample: issu 07042022.exe Startdate: 07/04/2022 Architecture: WINDOWS Score: 100 36 www.littlespaceandmore.com 2->36 50 Found malware configuration 2->50 52 Malicious sample detected (through community Yara rule) 2->52 54 Antivirus detection for URL or domain 2->54 56 4 other signatures 2->56 12 issu 07042022.exe 18 2->12         started        signatures3 process4 file5 34 C:\Users\user\AppData\Local\...\ilsawaq.exe, PE32 12->34 dropped 15 ilsawaq.exe 12->15         started        process6 signatures7 68 Found evasive API chain (may stop execution after reading information in the PEB, e.g. number of processors) 15->68 70 Tries to detect virtualization through RDTSC time measurements 15->70 72 Injects a PE file into a foreign processes 15->72 18 ilsawaq.exe 15->18         started        process8 signatures9 42 Modifies the context of a thread in another process (thread injection) 18->42 44 Maps a DLL or memory area into another process 18->44 46 Sample uses process hollowing technique 18->46 48 Queues an APC in another process (thread injection) 18->48 21 explorer.exe 18->21 injected process10 dnsIp11 38 www.lldwjs.com 155.159.160.227, 49774, 80 CLAYERLIMITED-AS-APClayerLimitedHK South Africa 21->38 40 www.jordsagency.com 21->40 58 System process connects to network (likely due to code injection or exploit) 21->58 60 Uses netstat to query active network connections and open ports 21->60 25 NETSTAT.EXE 21->25         started        28 autofmt.exe 21->28         started        signatures12 process13 signatures14 62 Modifies the context of a thread in another process (thread injection) 25->62 64 Maps a DLL or memory area into another process 25->64 66 Tries to detect virtualization through RDTSC time measurements 25->66 30 cmd.exe 1 25->30         started        process15 process16 32 conhost.exe 30->32         started       
Detection:
formbook
Create hunting rule
Link:
https://mwdb.cert.pl/sample/8f56d5aba891600d6c163c0c1f8a8657c13a998bb82d0f5bb101c8afa6e0d977/
Threat name:
Win32.Trojan.NSISInject
Create hunting rule
Status:
Malicious
First seen:
2022-04-07 11:44:54 UTC
File Type:
PE (Exe)
Extracted files:
4
AV detection:
24 of 26 (92.31%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=r5lnlk5isfqa23awhqgb7cugk7atvgmlxawq6w5rahek7jxa3f3q._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
0e60ab02aa9936b071370ea4d7163f77da68cc6eedb562016311e53f67502405
Formbook
1d5e0028a025d76c09fbf798a8a3311ed7477c985b16ae8078b110e762778154
Formbook
4b11b45c019f5c15f5568d5c1258cb1cb077aaf59bdff581e5efc280047f62ab
Formbook
51ca9a86ecb638b2805cd27a752159a05d4a3317c11ea43fb0f0cca78601c8dc
Formbook
6ed4597153654e9526d066d62bbf7cc0e7d7e0660049f9e3b826475d3fa71abe
Formbook
84ab32d1af140cca0c1cc02e9eff7f8d2d48bba935b963056d96a5e2dcec4869
Formbook
aad5152504878bc2505e3274d65c3913c4e4274309e4ec5e03e9c555a1995678
Formbook
bc09ecf5cb6364f4d053ec0420282fa6e7a1649a8a5ca2af2ca933aa27f8b90c
Formbook
+ 14'672 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:d23n rat spyware stealer trojan
Link:
https://tria.ge/reports/220407-rmtywshce4/
Behaviour
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
Suspicious use of SetThreadContext
Loads dropped DLL
Executes dropped EXE
Formbook Payload
Formbook
Unpacked files
SH256 hash:
0466e3a40ccdf42cbb1de109aa3e0aee3f2cc910be1da3198d9cddd1b5783358
MD5 hash:
2205b8448fef03808d29327e94a4c5f5
SHA1 hash:
d9f6b0a71e0312da2033a613546f68b183b5d196
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/4c8c484f-8c89-4d8a-8aa8-a0afccc52494/
Parent samples :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 hash:
b5eaade7ec5f11ac8dbb24e1ca58dcb99da3d8a8acc031349719642ec09a044c
MD5 hash:
e716d6fcc7d1dc39c926aabef11ef049
SHA1 hash:
78a45f5b87fb5f9930be12086b94e902b96fd590
Link:
https://www.unpac.me/results/4c8c484f-8c89-4d8a-8aa8-a0afccc52494/
SH256 hash:
8f56d5aba891600d6c163c0c1f8a8657c13a998bb82d0f5bb101c8afa6e0d977
MD5 hash:
520d5858b91181fddaf00e0e5ebcdf56
SHA1 hash:
94ced34551a4cc01eb986a5d6eb5d73fd2581182
Link:
https://www.unpac.me/results/4c8c484f-8c89-4d8a-8aa8-a0afccc52494/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/8f56d5aba891/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/8f56d5aba891600d6c163c0c1f8a8657c13a998bb82d0f5bb101c8afa6e0d977

File information

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

Malspam

Formbook

Executable exe 8f56d5aba891600d6c163c0c1f8a8657c13a998bb82d0f5bb101c8afa6e0d977

(this sample)

  
Dropped by
formbook
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/261743/

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