MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 fae57c2f185899220dff608004ab571822fc14cc02aa7e30b1cd5db7be4beea8. 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: 12


Intelligence 12 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: fae57c2f185899220dff608004ab571822fc14cc02aa7e30b1cd5db7be4beea8
SHA3-384 hash: 8b40162279adc6df4660675e6c225baedd09c2541f13105746ffc3f22fd2315f7c9aa744a67d9a6299628753572634a2
SHA1 hash: e67d261ef38eb251fb97a466d83c95e75d286ebe
MD5 hash: 15d8096422d137c7388908bb2be61ec4
humanhash: quiet-west-timing-charlie
File name:SKM_C36821010708320.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:784'896 bytes
First seen:2021-01-13 20:11:29 UTC
Last seen:2021-01-13 21:59:20 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'666 x AgentTesla, 19'479 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 6144:SJE48vE+80jGdr3lL//L1g++DML8Rv+vOf4ikNOt/0CL5Glvd99j0ah2/a0XJtbq:SJRDpTr1rAbdN+l0hY/jDi6yx7FBq9
TLSH BBF45900ABD59300E3FD67FD682000612BF1EA26F7BCD75DDD41A07A9EA2A1845FD792
Reporter abuse_ch
Tags:DHL exe FormBook


Avatar
abuse_ch
Malspam distributing Formbook:

HELO: dhl.com
Sending IP: 79.110.52.80
From: DHL EXPRESS <NoReply.ODD@dhl.com>
Subject: DHL On Demand Delivery
Attachment: SKM_C36821010708320.zip (contains "SKM_C36821010708320.exe")

Intelligence

File Origin
# of uploads :
2
# of downloads :
160
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SKM_C36821010708320.exe
Verdict:
Malicious activity
Analysis date:
2021-01-14 05:36:55 UTC
Tags:
trojan formbook stealer
Link:
https://app.any.run/tasks/200e2127-4359-41aa-82e3-e5b38b1d3300

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/111845/
Detection(s):
SecuriteInfo.com.Artemis15D8096422D1.25344.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a custom TCP request
Sending a UDP request
Unauthorized injection to a recently created process
Creating a file
Launching a process
Launching cmd.exe command interpreter
Unauthorized injection to a system process
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.
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/580676
Signature
.NET source code contains potential unpacker
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)
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 (e.g. based on Emerging Threat rules)
System process connects to network (likely due to code injection or exploit)
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect virtualization through RDTSC time measurements
Yara detected AntiVM_3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 339379 Sample: SKM_C36821010708320.exe Startdate: 13/01/2021 Architecture: WINDOWS Score: 100 36 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->36 38 Found malware configuration 2->38 40 Malicious sample detected (through community Yara rule) 2->40 42 7 other signatures 2->42 10 SKM_C36821010708320.exe 3 2->10         started        process3 file4 28 C:\Users\user\...\SKM_C36821010708320.exe.log, ASCII 10->28 dropped 52 Tries to detect virtualization through RDTSC time measurements 10->52 54 Injects a PE file into a foreign processes 10->54 14 SKM_C36821010708320.exe 10->14         started        signatures5 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 14->17 injected process8 dnsIp9 30 www.bhscsh.com 69.30.217.211, 49748, 80 WIIUS United States 17->30 32 sheilataman.com 103.29.215.252, 49749, 80 SENTRACOLO-AS-IDSentraNiagaSolusindoPTID Indonesia 17->32 34 5 other IPs or domains 17->34 44 System process connects to network (likely due to code injection or exploit) 17->44 21 msdt.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/fae57c2f185899220dff608004ab571822fc14cc02aa7e30b1cd5db7be4beea8/
Threat name:
ByteCode-MSIL.Spyware.Noon
Create hunting rule
Status:
Malicious
First seen:
2021-01-13 20:12:12 UTC
AV detection:
16 of 28 (57.14%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=7lsxylyylcmsedp7mcaajk2xdarpyfgmakvh4mfrzvo3ppsl52ua._file
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook rat spyware stealer trojan
Link:
https://tria.ge/reports/210113-v4y6f614g6/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of UnmapMainImage
Suspicious use of SetThreadContext
Deletes itself
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.ameeraglow.com/6bu2/
Unpacked files
SH256 hash:
fae57c2f185899220dff608004ab571822fc14cc02aa7e30b1cd5db7be4beea8
MD5 hash:
15d8096422d137c7388908bb2be61ec4
SHA1 hash:
e67d261ef38eb251fb97a466d83c95e75d286ebe
Link:
https://www.unpac.me/results/e50a50ba-f08b-437b-ab9e-6db489b338d4/
SH256 hash:
a742c96e314a9632157e79e1d1e68c87de7b147b0a8c84e6f863c5235c5ebfb5
MD5 hash:
58869dba9d06057211414d7b5366ce4f
SHA1 hash:
de03770665731939f9a122d067513b1045c49231
Link:
https://www.unpac.me/results/e50a50ba-f08b-437b-ab9e-6db489b338d4/
SH256 hash:
296620e9308a1069ca98d27c426f25f5c1f87d9240bb371c657571034b0261b5
MD5 hash:
4cf24d41a7882216740280e3294cb853
SHA1 hash:
6bcb31d3dc0a7d71da1067a628168664202769a4
Link:
https://www.unpac.me/results/e50a50ba-f08b-437b-ab9e-6db489b338d4/
SH256 hash:
80b848a359e2966c54a0bcf98af7ab4bb016eeb390af00fba483458a32fe819d
MD5 hash:
0afd5dbfa152fcce503f43f9521ae220
SHA1 hash:
6b7bb701ff949004afb096e96c4324cdfedc3fbd
Link:
https://www.unpac.me/results/e50a50ba-f08b-437b-ab9e-6db489b338d4/
SH256 hash:
e50b28171b70e7aa6689f9b59a445b9492936567f7987b64c1b4356a1fa8e109
MD5 hash:
fe8596427946d8683333aa3c3a2f0b18
SHA1 hash:
ce11c7800946e25f6781d0140c591a1483e69b45
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/e50a50ba-f08b-437b-ab9e-6db489b338d4/
Parent samples :
cd3afb904bdbe5aa145aca40398017b76ef22f9fa85556c728f38744d57a3352
7c3b63765f896c6e5faf093f002fa0f854994a1ea028a9abf53e7fdc8a3f18a4
c3e1964ef80251e5ba5be42de7ac10b4bd271ce9f9715ccd08a826b248083b15
1be30259b1ef0db4c2f47994e89b30a3a4f78f29070b1c4dedb8101646d2b5ce
0ba0cfe605b7b1f5b3d528da4345630f504581be60dd5b73b232118a6aa37c43
a0de9d8eca22f1c44f3c295c94b09813543e1bba1def47bd1f0f37eea87c9b28
fae57c2f185899220dff608004ab571822fc14cc02aa7e30b1cd5db7be4beea8
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.97
Link:
https://yomi.yoroi.company/submissions/fae57c2f185899220dff608004ab571822fc14cc02aa7e30b1cd5db7be4beea8

File information

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

Malspam

Formbook

zip 725ab5fd0cc7f113bdef6621274334b39533c3aceb576c1dd16cf5b40f088231

Formbook

Executable exe fae57c2f185899220dff608004ab571822fc14cc02aa7e30b1cd5db7be4beea8

(this sample)

  
Dropped by
MD5 7b24c59359051fdd4b73db208dc4c204
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/111845/
  
Dropped by
SHA256 725ab5fd0cc7f113bdef6621274334b39533c3aceb576c1dd16cf5b40f088231

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