MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ed1c8e0943e3e4877bc1732debf2c109ebe42dd4f88023db3b85246f25906601. 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 2 File information Comments 1
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SHA256 hash: ed1c8e0943e3e4877bc1732debf2c109ebe42dd4f88023db3b85246f25906601
SHA3-384 hash: 7d24d5841e098317da1261c2c1c5f28a3f812cfd3129f1c439800fa9bcd68949f1cb7fa2f33b5bc119df1243ff4e3433
SHA1 hash: 7d9817c971dd7694d325685def409b5658c10080
MD5 hash: bf27c89acbd897d3a37e415cf7b69ee2
humanhash: quebec-double-lamp-coffee
File name:bf27c89acbd897d3a37e415cf7b69ee2
Download: download sample
Signature Formbook
Create hunting rule
File size:942'592 bytes
First seen:2021-07-14 16:48:01 UTC
Last seen:2021-07-14 19:39:32 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'663 x AgentTesla, 19'478 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:N0GQVmYnrNls9XOd4+QCjmkEgM+5JKeyu6WSYBNcyEZIp1eoHUa1PaeRCsnMdwLz:NpoBHnaqHcyEZkB0yPaFStgcP
Threatray 6'004 similar samples on MalwareBazaar
TLSH T1A1158C2923BD965AF233FE315F69E2445FA67EA54215DC0D28C4320B0471E41AEEBD3B
Reporter zbetcheckin
Tags:32 exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
155
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
bf27c89acbd897d3a37e415cf7b69ee2
Verdict:
Suspicious activity
Analysis date:
2021-07-14 16:49:08 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/1d3388a4-44a1-4f49-b7f2-dd869f49fd25

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/171775/
Detection(s):
SecuriteInfo.com.Trojan.Inject4.14246.26900.10234.UNOFFICIAL
Create hunting rule

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/de9e86fd-82e8-4ca2-8673-198826948bf5
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/816423
Signature
.NET source code contains very large strings
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)
Modifies the prolog of user mode functions (user mode inline hooks)
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 AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 448839 Sample: Q6DZatto6y Startdate: 14/07/2021 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 Q6DZatto6y.exe 3 2->10         started        process3 file4 28 C:\Users\user\AppData\...\Q6DZatto6y.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 Q6DZatto6y.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 starrywriter.com 35.209.108.49, 49743, 80 GOOGLE-2US United States 17->30 32 www.starrywriter.com 17->32 34 4 other IPs or domains 17->34 44 System process connects to network (likely due to code injection or exploit) 17->44 21 msiexec.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/ed1c8e0943e3e4877bc1732debf2c109ebe42dd4f88023db3b85246f25906601/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
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Status:
Malicious
First seen:
2021-07-14 16:48:08 UTC
File Type:
PE (.Net Exe)
Extracted files:
19
AV detection:
19 of 29 (65.52%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
0ba21a458c54d5e18218ee2cbdba20f6130fd55ab0951db770b3882e773a8917
Formbook
432b598b280c8d89802ab7b26e239e9a779048e48704087f3a347962554ec144
Formbook
450047405e1508fda3cc27042f05ec5337e69dca04e00e976f490d4bd353e158
Formbook
6d52f253766c4c64e2fb9e5f30a37eaa8833a9d9b669a627d367e9a80518f76e
Formbook
74fde8074cd3435ffd7c24532d01feec52bb351eb07aa9849b864070c81de6ec
Formbook
78b11874a66b80ec78962b27c352a643d1a11c7f5cf9273f0db06df3f4f7e76c
Formbook
b4f47edd7bcf80737a4174a355498524f8725ddaab8237c41d85ae1b7e91db06
Formbook
d26002db103997db131096ea22189a0f4f2a5a17fea7d100796d5148f1815447
Formbook
e3f49f0b8d0d27770f262483e2931ab3c5d7683d2d2e086e97e99b1100269589
Formbook
f198ab80b865300fc6721e506292ddbe21d18004daec3f567c53fd9e2d86dc7f
Formbook
+ 5'994 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook rat spyware stealer trojan
Link:
https://tria.ge/reports/210714-bb5nle3xkj/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.hai96.com/lvno/
Unpacked files
SH256 hash:
7de004bdab6a4a8912d182e30147feaf0287ae0b96eefca51ce40f61e6623e0a
MD5 hash:
6bc985d34b5b808156fb1b59dac39b55
SHA1 hash:
282d6ca56c5e4a9660065d1b88ae3c749607a68a
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/a406b494-f55d-4568-9ceb-507a06351ce9/
Parent samples :
d26002db103997db131096ea22189a0f4f2a5a17fea7d100796d5148f1815447
432b598b280c8d89802ab7b26e239e9a779048e48704087f3a347962554ec144
e3f49f0b8d0d27770f262483e2931ab3c5d7683d2d2e086e97e99b1100269589
ed1c8e0943e3e4877bc1732debf2c109ebe42dd4f88023db3b85246f25906601
SH256 hash:
4c0ef8615f838fce4b4bf470e1146392c5edcbcfa9a98af9b7e604cabd706131
MD5 hash:
53eacef36583acf62a25534ffecb16c0
SHA1 hash:
f900a1244902dd08eaad1a6d797bad6b5a907064
Link:
https://www.unpac.me/results/a406b494-f55d-4568-9ceb-507a06351ce9/
SH256 hash:
13e3aca2d328582e46d65f8d838e33f4024425e2e13e77ee1b3d0f8d16103309
MD5 hash:
bf5b133247197e946576cf3f9bd429b6
SHA1 hash:
a28197dcaddf163335d23740dedc927d8d2a74e1
Link:
https://www.unpac.me/results/a406b494-f55d-4568-9ceb-507a06351ce9/
SH256 hash:
ee467d4f1719ce0583b39d7d52183220c810859f7bc1f7b5346d131f3be4bd4e
MD5 hash:
319357d157f90b6387550e8e24f591e1
SHA1 hash:
7beb59a812343341081968289e15dc3d723855c4
Link:
https://www.unpac.me/results/a406b494-f55d-4568-9ceb-507a06351ce9/
SH256 hash:
467a5336eef745c5830f2d355ff9629f2f2b7ea3de6f1da735db3d5f80a7d953
MD5 hash:
ee16ff0422a9ee6d6ebbdaec7aec5fc0
SHA1 hash:
0837258b1146f976311da37cacaea2dde52d25c4
Link:
https://www.unpac.me/results/a406b494-f55d-4568-9ceb-507a06351ce9/
SH256 hash:
ed1c8e0943e3e4877bc1732debf2c109ebe42dd4f88023db3b85246f25906601
MD5 hash:
bf27c89acbd897d3a37e415cf7b69ee2
SHA1 hash:
7d9817c971dd7694d325685def409b5658c10080
Link:
https://www.unpac.me/results/a406b494-f55d-4568-9ceb-507a06351ce9/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.65
Link:
https://yomi.yoroi.company/submissions/ed1c8e0943e3e4877bc1732debf2c109ebe42dd4f88023db3b85246f25906601

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:pe_imphash
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Rule name:Skystars_Malware_Imphash
Create hunting rule
Author:Skystars LightDefender
Description:imphash

File information

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

Web download

Formbook

Executable exe ed1c8e0943e3e4877bc1732debf2c109ebe42dd4f88023db3b85246f25906601

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/1454393/
Cape
Cape
https://www.capesandbox.com/analysis/171775/

Comments


Avatar
zbet commented on 2021-07-14 16:48:01 UTC

url : hxxp://136.144.41.14/so/kn.exe