MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e9eaf870b7dc67f068a0e00b8bf7cc5b95bb6f071bbd7d95034268b40ec61649. 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: 13


Intelligence 13 IOCs YARA 2 File information Comments
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SHA256 hash: e9eaf870b7dc67f068a0e00b8bf7cc5b95bb6f071bbd7d95034268b40ec61649
SHA3-384 hash: 03d26cb7981ce5c1f5deec1b46a96b5cd8537f28ba669dafa134e89d7564414a0a5cf8f6f18afc1b46b0da7396323188
SHA1 hash: 0d89d024aa57729fff2b96423b6ccf3003c032a0
MD5 hash: c03061ec3dfd7cf2856c929735edc6da
humanhash: lemon-six-arizona-artist
File name:c03061ec3dfd7cf2856c929735edc6da.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:493'568 bytes
First seen:2022-01-13 16:13:21 UTC
Last seen:2022-01-13 18:21:42 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 6144:7U9ACrD5/NBzayx8gowvNX0pc1ss0tMMNFIN2vKpQfCt4EX0wvOwl83LkV2ixphF:ZCP5/z4wv9028tMMNzZfCKEBOw3hho
Threatray 10'138 similar samples on MalwareBazaar
TLSH T125A4021137B9560FE1BE4BB909B4E15147F6BC9AB901D60C2DC1B2CD5AB1B828F21B73
File icon (PE):PE icon
dhash icon ce9c9496e4949c9c (73 x AgentTesla, 51 x SnakeKeylogger, 30 x Formbook)
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
230
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
c03061ec3dfd7cf2856c929735edc6da.exe
Verdict:
Malicious activity
Analysis date:
2022-01-13 16:22:16 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/eba37423-cb4f-4707-a88c-1564a2cbe4cb

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/219090/
Detection(s):
SecuriteInfo.com.Trojan.Siggen16.31828.19532.15452.UNOFFICIAL
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Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
DNS request
Unauthorized injection to a recently created process
Creating a file
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
obfuscated packed
Link:
https://www.filescan.io/uploads/61e04fdff2e8ec86fef89910/reports/accf4f84-106c-4d94-bc24-37d947cbaf55/overview
Malware family:
Formbook
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/7cdb7019-ab58-45c1-91dc-52eae0a67e01
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/920265
Signature
.NET source code contains method to dynamically call methods (often used by packers)
.NET source code contains potential unpacker
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)
Modifies the prolog of user mode functions (user mode inline hooks)
Multi AV Scanner detection for domain / URL
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
Sigma detected: Bad Opsec Defaults Sacrificial Processes With Improper Arguments
Sigma detected: Suspicious Rundll32 Without Any CommandLine Params
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: 552750 Sample: mpDeo5dkyz.exe Startdate: 13/01/2022 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 13 other signatures 2->42 10 mpDeo5dkyz.exe 3 2->10         started        process3 file4 28 C:\Users\user\AppData\...\mpDeo5dkyz.exe.log, ASCII 10->28 dropped 56 Tries to detect virtualization through RDTSC time measurements 10->56 58 Injects a PE file into a foreign processes 10->58 14 mpDeo5dkyz.exe 10->14         started        signatures5 process6 signatures7 60 Modifies the context of a thread in another process (thread injection) 14->60 62 Maps a DLL or memory area into another process 14->62 64 Sample uses process hollowing technique 14->64 66 Queues an APC in another process (thread injection) 14->66 17 explorer.exe 14->17 injected process8 dnsIp9 30 afrikhepri.com 64.182.72.193, 49816, 80 CORESPACE-DALUS United States 17->30 32 www.catilaf.com 104.21.43.155, 49815, 80 CLOUDFLARENETUS United States 17->32 34 8 other IPs or domains 17->34 44 System process connects to network (likely due to code injection or exploit) 17->44 46 Performs DNS queries to domains with low reputation 17->46 21 rundll32.exe 17->21         started        signatures10 process11 signatures12 48 Self deletion via cmd delete 21->48 50 Modifies the context of a thread in another process (thread injection) 21->50 52 Maps a DLL or memory area into another process 21->52 54 Tries to detect virtualization through RDTSC time measurements 21->54 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/e9eaf870b7dc67f068a0e00b8bf7cc5b95bb6f071bbd7d95034268b40ec61649/
Threat name:
ByteCode-MSIL.Backdoor.NanoBot
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Status:
Malicious
First seen:
2022-01-13 16:14:23 UTC
File Type:
PE (.Net Exe)
Extracted files:
11
AV detection:
17 of 28 (60.71%)
Threat level:
  5/5
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
0c510fde61332c2e2aacbfa4d1b7b7c9163e135ff116b7a99191a076728566bf
Formbook
123ff9f9a3f12261b2f1b201cf6c0c009b94ccab53d22f414113dc926f9eef63
Formbook
1c26112880679a9c6c7e310dedd154aa6e8afadf0117a8c1ff4bc53b2fd2ceda
Formbook
5c3579c7b2c142c402b4956cb0ce490a3933a3b1ea4d5f937037b117fbc1497d
Formbook
9029cb23c3237afc1e63076ffba6a89ed9d4fec8df9606feebe68b2de092fa36
Formbook
a1c94b041635b2153e990827648e415b94da3b8f473e98798e5deaa599f2eb62
Formbook
c3e318eafb968f401d5165bb17e765613339ce25e4e48e99ea734580fae06d84
Formbook
c4e0e2fd9fc5399619706e67a776832eeb09461874f035a75a7b8e047fb964a0
Formbook
dfa0138818e4f998337af94d5fea30fc920237ffba320fe5acd7af469db0c4a8
Formbook
f0711e7499ee1ad5e52c7e11db0b6881eab2445f5f50e5fc90efba03a9bf299b
Formbook
+ 10'128 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:d2z8 rat spyware stealer trojan
Link:
https://tria.ge/reports/220113-tprmnabdgk/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Formbook Payload
Formbook
Unpacked files
SH256 hash:
c1865ecddf7fe972c2014bfbb78060bc87b2dda46cce30ab69b3c2ec545877b7
MD5 hash:
071f229aea8c73c95a94e5be0931d583
SHA1 hash:
105653afad37f4b6f17461e633dc00108a3cf140
Detections:
win_formbook_g0
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win_formbook_auto
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Link:
https://www.unpac.me/results/8d75e2de-d448-4e6f-8270-c726d64c3110/
Parent samples :
9029cb23c3237afc1e63076ffba6a89ed9d4fec8df9606feebe68b2de092fa36
a1c94b041635b2153e990827648e415b94da3b8f473e98798e5deaa599f2eb62
dfa0138818e4f998337af94d5fea30fc920237ffba320fe5acd7af469db0c4a8
c4e0e2fd9fc5399619706e67a776832eeb09461874f035a75a7b8e047fb964a0
e9eaf870b7dc67f068a0e00b8bf7cc5b95bb6f071bbd7d95034268b40ec61649
SH256 hash:
6d6255e43f8c15ac35d75832b1b8ac911010720326488ca424eee3e0566817c6
MD5 hash:
6fbeffefb041ca0248c2873f8f170127
SHA1 hash:
dc99780c9888bd4855c7fb8c75e95921ecd6a96a
Link:
https://www.unpac.me/results/8d75e2de-d448-4e6f-8270-c726d64c3110/
SH256 hash:
010b99fa23246f54bddcc30e6c2c8ade523ce7311f5afbb6dff8b2f135c453f6
MD5 hash:
95cd6f2644d65018e8b99468b9a76a3a
SHA1 hash:
c41aa1e4c232d089be92948b1fae13c860732a66
Link:
https://www.unpac.me/results/8d75e2de-d448-4e6f-8270-c726d64c3110/
SH256 hash:
e9eaf870b7dc67f068a0e00b8bf7cc5b95bb6f071bbd7d95034268b40ec61649
MD5 hash:
c03061ec3dfd7cf2856c929735edc6da
SHA1 hash:
0d89d024aa57729fff2b96423b6ccf3003c032a0
Link:
https://www.unpac.me/results/8d75e2de-d448-4e6f-8270-c726d64c3110/
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/e9eaf870b7dc67f068a0e00b8bf7cc5b95bb6f071bbd7d95034268b40ec61649

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 e9eaf870b7dc67f068a0e00b8bf7cc5b95bb6f071bbd7d95034268b40ec61649

(this sample)

Cape
Cape
https://www.capesandbox.com/analysis/219090/
  
URLhaus
https://urlhaus.abuse.ch/url/1863440/
  
Delivery method
Distributed via web download

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