MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e8287d910fa441a9af68860be6dbeeb6ca4e6e5ee2920f1f2d66775dc7c30b05. 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 4 File information Comments
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SHA256 hash: e8287d910fa441a9af68860be6dbeeb6ca4e6e5ee2920f1f2d66775dc7c30b05
SHA3-384 hash: 41525c779537f423993f959dec3539cc1c16b8f6e913edc7a93d52ccac276c0765a2248e65ff2f7012616a9b76eaa865
SHA1 hash: a21c2095591a1ddd093242d45b2220bc4fad5298
MD5 hash: 55a9557fd520e2b5886a09ca8921def3
humanhash: kansas-dakota-steak-johnny
File name:009283736LG20211008_pdf.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:704'000 bytes
First seen:2021-08-11 17:03:29 UTC
Last seen:2021-08-11 17:54:53 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:OMv/HK7z/vgOLvgA/5w6o8hTAfe0/RTc9e+FQ:mE0vl/5w6zBy49n
Threatray 7'710 similar samples on MalwareBazaar
TLSH T165E4025127EC5766F87A7BFA4A54609213FBE4478B32DA5E1DC414EA0E2BF00CB61723
Reporter James_inthe_box
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
368
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
009283736LG20211008_pdf.exe
Verdict:
Malicious activity
Analysis date:
2021-08-11 17:05:25 UTC
Tags:
trojan formbook stealer
Link:
https://app.any.run/tasks/68a0b3cf-27de-4d02-9f36-c82756737ced

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/178353/
Detection(s):
SecuriteInfo.com.Trojan.Win32.Save.a.20244.12641.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
Launching a process
Launching cmd.exe command interpreter
Forced shutdown of a system process
Unauthorized injection to a system process
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/ef9cf645-eac6-497d-a72f-00a24d8debb5
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/831152
Signature
C2 URLs / IPs found in malware configuration
Found malware configuration
Initial sample is a PE file and has a suspicious name
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
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
Uses ipconfig to lookup or modify the Windows network settings
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 463583 Sample: 009283736LG20211008_pdf.exe Startdate: 11/08/2021 Architecture: WINDOWS Score: 100 31 www.makarimusic2020.com 2->31 33 makarimusic2020.com 2->33 41 Snort IDS alert for network traffic (e.g. based on Emerging Threat rules) 2->41 43 Found malware configuration 2->43 45 Malicious sample detected (through community Yara rule) 2->45 47 7 other signatures 2->47 11 009283736LG20211008_pdf.exe 3 2->11         started        signatures3 process4 file5 29 C:\Users\...\009283736LG20211008_pdf.exe.log, Unknown 11->29 dropped 59 Tries to detect virtualization through RDTSC time measurements 11->59 61 Injects a PE file into a foreign processes 11->61 15 009283736LG20211008_pdf.exe 11->15         started        signatures6 process7 signatures8 63 Modifies the context of a thread in another process (thread injection) 15->63 65 Maps a DLL or memory area into another process 15->65 67 Sample uses process hollowing technique 15->67 69 Queues an APC in another process (thread injection) 15->69 18 explorer.exe 15->18 injected process9 dnsIp10 35 www.daniellageorges.com 104.143.9.211, 49777, 80 VIVIDHOSTINGUS United States 18->35 37 www.assaulttrucking.net 208.91.197.27, 49778, 80 CONFLUENCE-NETWORK-INCVG Virgin Islands (BRITISH) 18->37 39 17 other IPs or domains 18->39 49 System process connects to network (likely due to code injection or exploit) 18->49 51 Uses ipconfig to lookup or modify the Windows network settings 18->51 22 ipconfig.exe 18->22         started        signatures11 process12 signatures13 53 Modifies the context of a thread in another process (thread injection) 22->53 55 Maps a DLL or memory area into another process 22->55 57 Tries to detect virtualization through RDTSC time measurements 22->57 25 cmd.exe 1 22->25         started        process14 process15 27 conhost.exe 25->27         started       
Detection:
xloader
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Link:
https://mwdb.cert.pl/sample/e8287d910fa441a9af68860be6dbeeb6ca4e6e5ee2920f1f2d66775dc7c30b05/
Threat name:
ByteCode-MSIL.Trojan.Sabsik
Create hunting rule
Status:
Malicious
First seen:
2021-08-11 16:48:29 UTC
File Type:
PE (.Net Exe)
Extracted files:
13
AV detection:
15 of 28 (53.57%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=5auh3eipura2tl3iqyf6nw7ow3fe43s64kja6hznmz3v3r6dbmcq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
15303228b6250763173b667b553db40a0637af946cbca7310415d5b92032b9f3
Formbook
19f2101d500dfa2ba71baf220497fe8888667bb7d9c8cf4996087ff67c11d156
Formbook
a352710790883442f580f87d70387649d03b7d1d6472d995ca4bdf96d88bbf50
Formbook
a521b489989a9c3e92621174ec90982d6bbf04ddc074eff4feef54c18017418c
Formbook
c224e597b165da77d8555c2d28901b3526dd5369f0b89b4cd4c798c18a088c16
Formbook
ccaefd526c1b30f67694ea01efb7bd5c794859ae01c68001a3d92e3d1dced67f
Formbook
e3335282720a64aced9b13cfed4c58e850a78f347eca73ecf5dcf4b83925de13
Formbook
+ 7'700 additional samples on MalwareBazaar
Result
Malware family:
xloader
Create hunting rule
Score:
  10/10
Tags:
family:xloader campaign:uisg loader rat suricata
Link:
https://tria.ge/reports/210811-zawdbgp58j/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of FindShellTrayWindow
Suspicious use of SendNotifyMessage
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Deletes itself
Xloader Payload
Xloader
suricata: ET MALWARE FormBook CnC Checkin (GET)
Malware Config
C2 Extraction:
http://www.makarimusic2020.com/uisg/
Unpacked files
SH256 hash:
ba6579c6a4408f2eb899f3743de65000cb834ce5878f666e5c4bce026f931a82
MD5 hash:
956c7ae9486e5095631e4c7f99de68c2
SHA1 hash:
fce11b1bdbe0b282600cf668fb7698fbc1f8c1a1
Detections:
win_formbook_g0
Create hunting rule
win_formbook_auto
Create hunting rule
Link:
https://www.unpac.me/results/af71f0d1-0714-4c2d-aca7-15e830c2fe8c/
Parent samples :
c224e597b165da77d8555c2d28901b3526dd5369f0b89b4cd4c798c18a088c16
15303228b6250763173b667b553db40a0637af946cbca7310415d5b92032b9f3
e8287d910fa441a9af68860be6dbeeb6ca4e6e5ee2920f1f2d66775dc7c30b05
e3639a291e120d2ac06f722f0da51fd842cea6469339208ef0ec6e7edf84e310
SH256 hash:
79bb8d21788faffaf4540135ec273222c0a425c849b23a55257358460ac96307
MD5 hash:
3978735bd55612c62d28db1e6bb46f23
SHA1 hash:
3c709ff33617708454238cd67b6029a2e940c811
Link:
https://www.unpac.me/results/af71f0d1-0714-4c2d-aca7-15e830c2fe8c/
SH256 hash:
ed0dd1e2260da7b03c8b80e0b45e8fef44be722c1e8c41e078c1a25ed0d18ecc
MD5 hash:
6057ce35bd926dd6d49dedfa9cc18372
SHA1 hash:
1f4e44e1740ffbd91129ac3a37d22845bc52c158
Link:
https://www.unpac.me/results/af71f0d1-0714-4c2d-aca7-15e830c2fe8c/
SH256 hash:
e8287d910fa441a9af68860be6dbeeb6ca4e6e5ee2920f1f2d66775dc7c30b05
MD5 hash:
55a9557fd520e2b5886a09ca8921def3
SHA1 hash:
a21c2095591a1ddd093242d45b2220bc4fad5298
Link:
https://www.unpac.me/results/af71f0d1-0714-4c2d-aca7-15e830c2fe8c/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.81
Link:
https://yomi.yoroi.company/submissions/e8287d910fa441a9af68860be6dbeeb6ca4e6e5ee2920f1f2d66775dc7c30b05

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_InTheFuture
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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:pe_imphash
Create hunting rule
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.

  
Delivery method
Other
Cape
Cape
https://www.capesandbox.com/analysis/178353/

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