MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 6b889ef8b43f316066faf4f225e192e2390f3dd007bd87ef371ddf0aae8745dc. 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: 6b889ef8b43f316066faf4f225e192e2390f3dd007bd87ef371ddf0aae8745dc
SHA3-384 hash: aa87530de911bd8cafa09a85679f11fb46550200562c05dc20225652df2bfd5f5785f7e60606dcd0519ee246f9e7fe39
SHA1 hash: 41133fd74c940e3ea644fdcc06e3dc1bcad8c7c5
MD5 hash: 8656d2e33f56f68ac0f1a179c54f7c13
humanhash: hotel-cup-arkansas-freddie
File name:8656d2e33f56f68ac0f1a179c54f7c13.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:471'374 bytes
First seen:2021-11-03 20:21:18 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash b76363e9cb88bf9390860da8e50999d2 (464 x Formbook, 184 x AgentTesla, 122 x SnakeKeylogger)
ssdeep 12288:H8VGy+my1vPbaV/vaD4dc4LnbQhOsD0nS:WGL117Sn64dxn80sDz
Threatray 11'266 similar samples on MalwareBazaar
TLSH T1E9A405912046B779CA550B71BB9AC11E4F7749BAA9C2840F36D57EFAB7AC00DD30312B
File icon (PE):PE icon
dhash icon 30f0e0f0e0f0f030 (22 x Formbook, 12 x AgentTesla, 2 x RedLineStealer)
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
158
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
8656d2e33f56f68ac0f1a179c54f7c13.exe
Verdict:
Malicious activity
Analysis date:
2021-11-03 20:31:13 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/73fc5412-999b-4de1-9c66-ff70aadb004c

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/202071/
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
overlay packed
Link:
https://www.filescan.io/uploads/6182ef719982ff7c3f7e2b76/reports/7945ca51-ef0a-4a78-b192-2887fee45c0b/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/cb62bdb8-a5af-4ada-a4f9-68fa4ffbaa85
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/882607
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
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
Performs DNS queries to domains with low reputation
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Self deletion via cmd delete
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 virtualization through RDTSC time measurements
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 515045 Sample: rMLVGb8I0B.exe Startdate: 03/11/2021 Architecture: WINDOWS Score: 100 29 www.wyevibes.com 2->29 31 wyevibes.com 2->31 33 www.sittedarren.quest 2->33 53 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->53 55 Found malware configuration 2->55 57 Malicious sample detected (through community Yara rule) 2->57 59 6 other signatures 2->59 10 rMLVGb8I0B.exe 17 2->10         started        signatures3 process4 file5 27 C:\Users\user\AppData\Local\...\pmvuye.dll, PE32 10->27 dropped 61 Tries to detect virtualization through RDTSC time measurements 10->61 63 Injects a PE file into a foreign processes 10->63 14 rMLVGb8I0B.exe 10->14         started        signatures6 process7 signatures8 65 Modifies the context of a thread in another process (thread injection) 14->65 67 Maps a DLL or memory area into another process 14->67 69 Sample uses process hollowing technique 14->69 71 Queues an APC in another process (thread injection) 14->71 17 chkdsk.exe 14->17         started        20 explorer.exe 14->20 injected process9 dnsIp10 41 Self deletion via cmd delete 17->41 43 Modifies the context of a thread in another process (thread injection) 17->43 45 Maps a DLL or memory area into another process 17->45 47 Tries to detect virtualization through RDTSC time measurements 17->47 23 cmd.exe 1 17->23         started        35 ceracareofficial.top 50.116.87.48, 49790, 80 UNIFIEDLAYER-AS-1US United States 20->35 37 patriciaavalos.com 198.59.144.21, 49814, 80 HYPEENT-SJUS United States 20->37 39 13 other IPs or domains 20->39 49 System process connects to network (likely due to code injection or exploit) 20->49 51 Performs DNS queries to domains with low reputation 20->51 signatures11 process12 process13 25 conhost.exe 23->25         started       
Detection:
xloader
Create hunting rule
Link:
https://mwdb.cert.pl/sample/6b889ef8b43f316066faf4f225e192e2390f3dd007bd87ef371ddf0aae8745dc/
Threat name:
Win32.Backdoor.Zapchast
Create hunting rule
Status:
Malicious
First seen:
2021-11-03 08:59:14 UTC
AV detection:
12 of 45 (26.67%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
formbook
Create hunting rule
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Formbook
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Formbook
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dae6ba220bb0a34de731b57965753391343bfe96f9f3fa4fea48102d3377ccf7
Formbook
efe9b63a36e528968686974ee0afe6097d100ff4aa5dfaf4f6ee48a9d3f090bc
Formbook
+ 11'256 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader campaign:sywu loader rat
Link:
https://tria.ge/reports/211103-y5klhaehe5/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Loads dropped DLL
Xloader Payload
Xloader
Malware Config
C2 Extraction:
http://www.interrstellar.xyz/sywu/
Unpacked files
SH256 hash:
6b889ef8b43f316066faf4f225e192e2390f3dd007bd87ef371ddf0aae8745dc
MD5 hash:
8656d2e33f56f68ac0f1a179c54f7c13
SHA1 hash:
41133fd74c940e3ea644fdcc06e3dc1bcad8c7c5
Link:
https://www.unpac.me/results/90933d6c-bf3e-4b3e-9b84-8c405752fac6/
Malware family:
XLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/6b889ef8b43f/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.47
Link:
https://yomi.yoroi.company/submissions/6b889ef8b43f316066faf4f225e192e2390f3dd007bd87ef371ddf0aae8745dc

File information

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

Web download

Formbook

Executable exe 6b889ef8b43f316066faf4f225e192e2390f3dd007bd87ef371ddf0aae8745dc

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/1735318/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/202071/

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