MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 5a88f2832e625232b811db9715dcbb1058f9b33ae86677a95c3482ba66f2b98f. 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: 5a88f2832e625232b811db9715dcbb1058f9b33ae86677a95c3482ba66f2b98f
SHA3-384 hash: bb80b2d45b70f1768d430958471956791d000bd925dfc6463721baa58d4647379b801abf3ec1bb96490a0fd7f3475433
SHA1 hash: 9d47c2ac288d9cee2b79dec75fc4f6b6b0ab0fb2
MD5 hash: 6eede7c5b08dcd2860119d4f456be572
humanhash: mobile-may-leopard-west
File name:6eede7c5b08dcd2860119d4f456be572.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:1'957'376 bytes
First seen:2021-02-19 07:59:18 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'741 x AgentTesla, 19'604 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 24576:ZNmnNPidL6R8S4RMkLWRzFGscXzmExOEY4UJKW1mTLFeCXDMDYxN7:eNtzGsmY4UJKW1mTLFeCXDMDYxN
Threatray 668 similar samples on MalwareBazaar
TLSH BD95D641A3A85F16E03D5B788169510D03F1A403DB2BE76FEEE160EE9E66742CF1B316
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
90
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
114X.zip
Verdict:
Malicious activity
Analysis date:
2021-02-19 17:52:20 UTC
Tags:
macros encrypted trojan lokibot stealer trickbot loader rat remcos evasion redline opendir exploit CVE-2017-11882 keylogger agenttesla formbook
Link:
https://app.any.run/tasks/31e65560-a06b-4983-a948-e4ab5167bae6

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/117933/
Result
Verdict:
Clean
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
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/612429
Signature
.NET source code contains potential unpacker
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)
Multi AV Scanner detection for domain / URL
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: 355232 Sample: CMahQwuvAE.exe Startdate: 19/02/2021 Architecture: WINDOWS Score: 100 36 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->36 38 Multi AV Scanner detection for domain / URL 2->38 40 Found malware configuration 2->40 42 7 other signatures 2->42 10 CMahQwuvAE.exe 3 2->10         started        process3 file4 28 C:\Users\user\AppData\...\CMahQwuvAE.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 CMahQwuvAE.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 illfingers.com 162.241.217.138, 49771, 80 UNIFIEDLAYER-AS-1US United States 17->30 32 www.mgg360.com 66.152.187.17, 49762, 80 MULTA-ASN1US United States 17->32 34 25 other IPs or domains 17->34 44 System process connects to network (likely due to code injection or exploit) 17->44 21 wscript.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/5a88f2832e625232b811db9715dcbb1058f9b33ae86677a95c3482ba66f2b98f/
Threat name:
ByteCode-MSIL.Spyware.Noon
Create hunting rule
Status:
Malicious
First seen:
2021-02-19 01:38:52 UTC
AV detection:
5 of 46 (10.87%)
Threat level:
  2/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=lkepfazomjjdfoar3olrlxf3cbmptmz25bthpkk4gsbluzxsxghq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
149bc7bb666f2eabcf946822bd316709ddeeef787f059687415f98c71ad47783
Formbook
5ec36ac5ba843f29bb0dc75d7d527ab9cee34a681bad704a89fd5ed12cdea337
Formbook
6a37a2a65393b805bbe4e7e4e42b642da433e9caa7436aaeb9df8ab0fc6679b9
Formbook
8241caa4d6c5a09290864492d19dee143f0f80074d370135c0f91bad01c16ee3
Formbook
9681746b0d72e882c0949fcbdd3005b15720d66b4a8795b9d7c8c98a59048582
Formbook
9ab3bb93a6d39ab709c9b2369cde749ccbe7f3796c7c3e2fc39aa4715c3bb0fd
Formbook
a4ed754c1a38fd8fc24bb4ec7f5da899c254df070bcc8cfd7b16778701c4b72d
Formbook
b0787f51caf44390126cfb1e827d548139021e30bca2cf2e299917ea5788a8bf
Formbook
dc5f7d89ab2465597ff7fa9f544326613aeaab2afa6e2e457ba5fc0da15bd450
Formbook
fd43374c3bef6b11ed3bd01e3830cb6c62cab1bdb3ffcf0f3c29de7151513b0a
Formbook
+ 658 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:formbook family:xloader loader rat spyware stealer trojan
Link:
https://tria.ge/reports/210219-grd4r9wbvj/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Xloader Payload
Formbook
Xloader
Malware Config
C2 Extraction:
http://www.rizrvd.com/bw82/
Unpacked files
SH256 hash:
b2f91d1427c7b60a3ad485bed04ba75636560783c9265a8f26542d5f6aa5d8a9
MD5 hash:
5ad6dc03137fc80e4e691f4b409d9120
SHA1 hash:
edb38e49ce79ecce33ce9a891df56468c3a4016e
Link:
https://www.unpac.me/results/6706350e-feff-4401-8a1c-052e369a28c0/
SH256 hash:
5a88f2832e625232b811db9715dcbb1058f9b33ae86677a95c3482ba66f2b98f
MD5 hash:
6eede7c5b08dcd2860119d4f456be572
SHA1 hash:
9d47c2ac288d9cee2b79dec75fc4f6b6b0ab0fb2
Link:
https://www.unpac.me/results/6706350e-feff-4401-8a1c-052e369a28c0/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Formbook
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/5a88f2832e625232b811db9715dcbb1058f9b33ae86677a95c3482ba66f2b98f

File information

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

Web download

Formbook

Executable exe 5a88f2832e625232b811db9715dcbb1058f9b33ae86677a95c3482ba66f2b98f

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/117933/
  
URLhaus
https://urlhaus.abuse.ch/url/1017036/
  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/1020120/

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