MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 8fe13da45a5732ae42c27687b9cf9105a3f2028857729bdfbe3ae31514a6b298. 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 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 8fe13da45a5732ae42c27687b9cf9105a3f2028857729bdfbe3ae31514a6b298
SHA3-384 hash: 7d1ffb317f43596b7f8f6f110a2a39112c684ea7f8b7884f173f4dc96a801877c7705c71d7a85598e4d890685131b62a
SHA1 hash: 3327c5cd3ecd636b72c335166fe709b955a32285
MD5 hash: b75247013200d602f98dc3801d2bde2f
humanhash: iowa-moon-robert-vegan
File name:b75247013200d602f98dc3801d2bde2f.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:953'344 bytes
First seen:2021-01-19 12:14:40 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'662 x AgentTesla, 19'478 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 6144:xZ1stW6zQvXjztivN/ue5z3IZtXKt9Koi6DTcyf5SxFKF4Yo5K9NJ0qhmxqV/59w:43+2/TpcFac8Sqhmxqf9RRmuGc4
Threatray 3'533 similar samples on MalwareBazaar
TLSH 1C15280427AD8F54F2FA87F812639A4093F72D0B921AE64E5C823DF6367DB830945797
Reporter abuse_ch
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
146
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
b75247013200d602f98dc3801d2bde2f.exe
Verdict:
Suspicious activity
Analysis date:
2021-01-19 12:29:16 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/d0eba434-4d31-4e11-806f-54dde7617f20

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/112870/
Detection(s):
SecuriteInfo.com.Trojan.Siggen11.57608.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a UDP request
Unauthorized injection to a recently created process
Creating a file
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/584930
Signature
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 submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Sigma detected: CMSTP Execution Process Creation
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: 341493 Sample: RrZ6BOnPCG.exe Startdate: 19/01/2021 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 6 other signatures 2->42 10 RrZ6BOnPCG.exe 3 2->10         started        process3 file4 28 C:\Users\user\AppData\...\RrZ6BOnPCG.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 RrZ6BOnPCG.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 learnhour.net 142.147.98.180, 49765, 80 UNREAL-SERVERSUS Canada 17->30 32 www.modshiro.com 75.126.104.229, 49755, 49775, 80 SOFTLAYERUS United States 17->32 34 17 other IPs or domains 17->34 44 System process connects to network (likely due to code injection or exploit) 17->44 21 cmstp.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/8fe13da45a5732ae42c27687b9cf9105a3f2028857729bdfbe3ae31514a6b298/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-01-19 08:33:32 UTC
File Type:
PE (.Net Exe)
Extracted files:
46
AV detection:
12 of 28 (42.86%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=r7qt3jc2k4zk4qwco2d3tt4rawr7eauik5zjxx56hlrrkffgwkma._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
38f3aadc65df16aed9f5bbaa5f42598d3fd9b29811429fcddd679a40b092fca0
Formbook
43240f1dfbde94a0fb438b295e6ddb3ef5aa5ef82f42222312f2eb49b91f9de8
Formbook
5551c39b0838a38711babfe60b36dda8855791ce1512553858fbaff025d31122
Formbook
9787e886d7536b9343db7b8b78a9f87f5177b5d11460130d2aced11ccb44de8f
Formbook
b88d84be2994a05ac716dac99a689356d8c7ecbd541989a5339be403da909430
Formbook
b9a286880c70bf7b6b049c8be7b7b14d8318b6c38d04185eced4bc48795330ff
Formbook
c41c3e04f58d643f5d30f52077a53a8c151d835aa44da144b9165a0297314f14
Formbook
d433e7ca5197ed83d851161b45aa94ae8b469a2c711b7a327d749c32279785f5
Formbook
dca4c9a7846a3ebb066c08583388adeb4b05e464f20abd10409ccf47164d8635
Formbook
edcbf58883f09441ef7eb461421b7ec33655663420ba2722ef5c45b62600f25c
Formbook
+ 3'523 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/210119-z524e2jdr2/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Xloader Payload
Formbook
Xloader
Malware Config
C2 Extraction:
http://www.learnhour.net/eaud/
Unpacked files
SH256 hash:
1c164e64adcbefb8250fa4cafab93cebc9c312add6e7ea5c240c878c7824e303
MD5 hash:
340fc2829d18eb310efe7a09b1faaa8e
SHA1 hash:
6a0eaccf2b68df2bcd4092e361bedd1fc395b8e1
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/138610ad-ca19-4458-beb3-49cf5dbbd55f/
Parent samples :
edcbf58883f09441ef7eb461421b7ec33655663420ba2722ef5c45b62600f25c
c41c3e04f58d643f5d30f52077a53a8c151d835aa44da144b9165a0297314f14
9787e886d7536b9343db7b8b78a9f87f5177b5d11460130d2aced11ccb44de8f
d433e7ca5197ed83d851161b45aa94ae8b469a2c711b7a327d749c32279785f5
8fe13da45a5732ae42c27687b9cf9105a3f2028857729bdfbe3ae31514a6b298
79a5735a233925fa0fbbae9a0d38411de1d697dd5bbed65970c94bdf2be1a16a
2f4c024e90b8fdb3077395f4b7b59c38d1feca1e8477636a8dfe4ab0b0da77e0
e29bf0082c57f6a228883a9c3c8b727dc68705f4780d6275870958c81d747290
fed11979ec84668f90bec2df7dde9872c7569080bbc832415746cde54bb3c384
b31d626131ee37bcb3366db2dda9cf1967ee57051f132e85425de1f1e495ca75
SH256 hash:
64a419709ad219ffc006bda776b650da486d55048d2fa34525f40227da0e5c86
MD5 hash:
88c0ec8398978fa2e4240f02765086ad
SHA1 hash:
5a5c4935b2d70e890c89ad9332365f4f4aa86f3c
Link:
https://www.unpac.me/results/138610ad-ca19-4458-beb3-49cf5dbbd55f/
SH256 hash:
a11c4f105d8b91404645213962ec6ca8665faa9dc9496f7d99c6f08a7cf2934a
MD5 hash:
cca09b96491a60857fe41f9ae14e8b12
SHA1 hash:
535129231e7ebba9cfc74f35f12514f0a954595e
Link:
https://www.unpac.me/results/138610ad-ca19-4458-beb3-49cf5dbbd55f/
SH256 hash:
8fe13da45a5732ae42c27687b9cf9105a3f2028857729bdfbe3ae31514a6b298
MD5 hash:
b75247013200d602f98dc3801d2bde2f
SHA1 hash:
3327c5cd3ecd636b72c335166fe709b955a32285
Link:
https://www.unpac.me/results/138610ad-ca19-4458-beb3-49cf5dbbd55f/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.87
Link:
https://yomi.yoroi.company/submissions/8fe13da45a5732ae42c27687b9cf9105a3f2028857729bdfbe3ae31514a6b298

File information

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

Web download

Formbook

Executable exe 8fe13da45a5732ae42c27687b9cf9105a3f2028857729bdfbe3ae31514a6b298

(this sample)

  
URLhaus
https://urlhaus.abuse.ch/url/971516/
  
Delivery method
Distributed via web download
Cape
Cape
https://www.capesandbox.com/analysis/112870/

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