MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2c1aa5bb60d80963ec2d4bf2db10966a2b5edcb332d9128505e8d4db2edf61ca. 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 3 File information Comments
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SHA256 hash: 2c1aa5bb60d80963ec2d4bf2db10966a2b5edcb332d9128505e8d4db2edf61ca
SHA3-384 hash: 513544f876239547bf35cca5a15a6820b11566ca32842eeffde92a428be77ea65632e5a72e324eb5afaa0027ae407d2f
SHA1 hash: d0658f7ef3ac20cf51816473306260484e5de010
MD5 hash: 1f5c585d127ec40bedca025c08dc32c7
humanhash: wyoming-freddie-iowa-red
File name:1f5c585d127ec40bedca025c08dc32c7
Download: download sample
Signature Formbook
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File size:244'224 bytes
First seen:2021-06-13 15:46:09 UTC
Last seen:2021-06-13 16:42:41 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:CK6nX47zmm9A1oIpGBUUFWy/R5Nbga+gJhHgK:CKc4Pmmi1ZEBUUV/rN9+gJ5gK
TLSH F234D0240A8A6D77CECD16B24EBC9B1507F7D381F073A5A5BC8F16CEC68324EC591689
Reporter zbetcheckin
Tags:32 exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
172
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
1f5c585d127ec40bedca025c08dc32c7
Verdict:
Suspicious activity
Analysis date:
2021-06-13 15:49:24 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/3d89daf4-76ec-43db-91fb-e5c813bd830b

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection(s):
SecuriteInfo.com.Trojan.GenericKD.46452956.29641.4858.UNOFFICIAL
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Result
Verdict:
Malware
Maliciousness:

Behaviour
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.
Malware family:
Formbook
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/d0aa73bc-573f-4334-8de6-d7bfd2f2e1e4
Result
Threat name:
FormBook
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Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/801352
Signature
Antivirus / Scanner detection for submitted sample
C2 URLs / IPs found in malware configuration
Found malware configuration
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 submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Sigma detected: Suspect Svchost Activity
Sigma detected: Suspicious Svchost Process
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 signatures2 2 Behavior Graph ID: 433748 Sample: mc08efb9wO Startdate: 13/06/2021 Architecture: WINDOWS Score: 100 47 Found malware configuration 2->47 49 Malicious sample detected (through community Yara rule) 2->49 51 Antivirus / Scanner detection for submitted sample 2->51 53 6 other signatures 2->53 8 explorer.exe 2->8         started        12 mc08efb9wO.exe 1 2->12         started        process3 dnsIp4 27 www.aadetermatology.com 81.17.18.197, 80 PLI-ASCH Switzerland 8->27 29 www.zwelopa.com 45.77.235.139, 80 AS-CHOOPAUS United States 8->29 31 5 other IPs or domains 8->31 55 System process connects to network (likely due to code injection or exploit) 8->55 15 svchost.exe 12 8->15         started        25 C:\Users\user\AppData\...\mc08efb9wO.exe.log, ASCII 12->25 dropped 57 Tries to detect virtualization through RDTSC time measurements 12->57 19 mc08efb9wO.exe 12->19         started        file5 signatures6 process7 dnsIp8 33 www.aadetermatology.com 15->33 35 System process connects to network (likely due to code injection or exploit) 15->35 37 Modifies the context of a thread in another process (thread injection) 15->37 39 Maps a DLL or memory area into another process 15->39 41 Tries to detect virtualization through RDTSC time measurements 15->41 21 cmd.exe 1 15->21         started        43 Sample uses process hollowing technique 19->43 45 Queues an APC in another process (thread injection) 19->45 signatures9 process10 process11 23 conhost.exe 21->23         started       
Detection:
xloader
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Link:
https://mwdb.cert.pl/sample/2c1aa5bb60d80963ec2d4bf2db10966a2b5edcb332d9128505e8d4db2edf61ca/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
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Status:
Malicious
First seen:
2021-06-07 07:59:10 UTC
AV detection:
24 of 46 (52.17%)
Threat level:
  5/5
Result
Malware family:
xloader
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Score:
  10/10
Tags:
family:xloader loader rat
Link:
https://tria.ge/reports/210613-mtjxvsrchj/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Xloader Payload
Xloader
Malware Config
C2 Extraction:
http://www.sugene-proloser.icu/nins/
Unpacked files
SH256 hash:
4c992c8ba67fbcedd535f3e2547fdcd62c71ae8058f8f4fd4ae20cb436d35b9c
MD5 hash:
8311cb58cba72399fb29eac665e19913
SHA1 hash:
399c7c15d7cfa8b10ce9bcf053471924be87d1dd
Detections:
win_formbook_g0
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win_formbook_auto
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Link:
https://www.unpac.me/results/5e6ea158-62c5-4e92-87de-caed332d2f47/
Parent samples :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 hash:
3fe966e21625f83eccdcc49762305a16e6c488397b4e08a98e1be48d93c3a571
MD5 hash:
884c22791622cbd6edc8ad0dfcea87f2
SHA1 hash:
8b2b539c86f49597a05a289fda4ac27b2fd1c177
Link:
https://www.unpac.me/results/5e6ea158-62c5-4e92-87de-caed332d2f47/
Parent samples :
fb50faa852bc2917ace3552b02c754c91872d0892e247f51a1e48336e598d6ef
6f97024532dc240921683a3769cb317aefc60bf89c8916b01e80a804675f7487
8e36d4f98a882487bedbedf73cbb010f793c7bb529d133a58673a14850198f9f
SH256 hash:
2c1aa5bb60d80963ec2d4bf2db10966a2b5edcb332d9128505e8d4db2edf61ca
MD5 hash:
1f5c585d127ec40bedca025c08dc32c7
SHA1 hash:
d0658f7ef3ac20cf51816473306260484e5de010
Link:
https://www.unpac.me/results/5e6ea158-62c5-4e92-87de-caed332d2f47/
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/2c1aa5bb60d80963ec2d4bf2db10966a2b5edcb332d9128505e8d4db2edf61ca

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:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFu
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Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time
Rule name:pe_imphash
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Rule name:Skystars_Malware_Imphash
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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 2c1aa5bb60d80963ec2d4bf2db10966a2b5edcb332d9128505e8d4db2edf61ca

(this sample)

  
Delivery method
Distributed via web download
  
URLhaus
https://urlhaus.abuse.ch/url/1361708/

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