MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 e29100d2ecddd199e9b4b40d094b36f7a67981393cf3f58cfacabf91e3dd7eed. 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: 14


Intelligence 14 IOCs YARA 3 File information Comments

SHA256 hash: e29100d2ecddd199e9b4b40d094b36f7a67981393cf3f58cfacabf91e3dd7eed
SHA3-384 hash: d2ad032ebde59869215c5e7b2179783cb92d2f065bf9f73c1a0da66233e9d50bb9b3a949962b776f9fd310826666e14b
SHA1 hash: 69ab50a310639287cd39bc6a3c4fc222e5949195
MD5 hash: 25b24f0197c3638f1c605b1937bbf6a8
humanhash: table-island-speaker-princess
File name:triage_dropped_file
Download: download sample
Signature Formbook
File size:295'291 bytes
First seen:2021-11-29 13:59:39 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 7fa974366048f9c551ef45714595665e (946 x Formbook, 398 x Loki, 261 x AgentTesla)
ssdeep 6144:rGifbMwGAcKDc7UM9Zh3CddgsEpQ1PAYx1:/M9A3DcoM9ZbpcIYx1
Threatray 11'894 similar samples on MalwareBazaar
TLSH T15F54138B6BC8CAB3E1A7063217F397B453BB42D996801A6363A07F7A35542C34E35753
File icon (PE):PE icon
dhash icon b2a89c96a2cada72 (2'283 x Formbook, 981 x Loki, 803 x AgentTesla)
Reporter malwarelabnet
Tags:exe FormBook

Intelligence


File Origin
# of uploads :
1
# of downloads :
138
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
http://nongbua.nfe.go.th/binjuju.exe
Verdict:
Malicious activity
Analysis date:
2021-11-29 04:14:47 UTC
Tags:
loader trojan formbook stealer

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Creating a file in the %temp% directory
Creating a file
Unauthorized injection to a recently created process
Searching for synchronization primitives
Launching a process
Сreating synchronization primitives
Launching cmd.exe command interpreter
DNS request
Reading critical registry keys
Setting browser functions hooks
Unauthorized injection to a system process
Unauthorized injection to a browser process
Result
Malware family:
n/a
Score:
  0/10
Tags:
n/a
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
overlay packed
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
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Signature
C2 URLs / IPs found in malware configuration
Found malware configuration
Injects a PE file into a foreign processes
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
Self deletion via cmd delete
Tries to detect virtualization through RDTSC time measurements
Yara detected FormBook
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 530398 Sample: triage_dropped_file Startdate: 29/11/2021 Architecture: WINDOWS Score: 100 40 Found malware configuration 2->40 42 Malicious sample detected (through community Yara rule) 2->42 44 Multi AV Scanner detection for submitted file 2->44 46 2 other signatures 2->46 10 triage_dropped_file.exe 17 2->10         started        14 explorer.exe 1 2->14         started        process3 file4 30 C:\Users\user\AppData\...\eezaiwecaxx.dll, PE32 10->30 dropped 56 Tries to detect virtualization through RDTSC time measurements 10->56 58 Injects a PE file into a foreign processes 10->58 16 triage_dropped_file.exe 10->16         started        signatures5 process6 signatures7 32 Modifies the context of a thread in another process (thread injection) 16->32 34 Maps a DLL or memory area into another process 16->34 36 Sample uses process hollowing technique 16->36 38 Queues an APC in another process (thread injection) 16->38 19 explorer.exe 16->19 injected process8 process9 21 wscript.exe 19->21         started        signatures10 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        26 explorer.exe 1 157 21->26         started        process11 process12 28 conhost.exe 24->28         started       
Threat name:
Win32.Trojan.FormBook
Status:
Malicious
First seen:
2021-11-29 14:00:15 UTC
File Type:
PE (Exe)
Extracted files:
3
AV detection:
22 of 28 (78.57%)
Threat level:
  5/5
Result
Malware family:
formbook
Score:
  10/10
Tags:
family:formbook campaign:j1u6 rat spyware stealer trojan
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 WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Deletes itself
Loads dropped DLL
Formbook Payload
Formbook
Malware Config
C2 Extraction:
http://www.goldenentnefetis.com/j1u6/
Unpacked files
SH256 hash:
e29100d2ecddd199e9b4b40d094b36f7a67981393cf3f58cfacabf91e3dd7eed
MD5 hash:
25b24f0197c3638f1c605b1937bbf6a8
SHA1 hash:
69ab50a310639287cd39bc6a3c4fc222e5949195
Malware family:
FormBook
Verdict:
Malicious
Please note that we are no longer able to provide a coverage score for Virus Total.

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:Formbook
Author:JPCERT/CC Incident Response Group
Description:detect Formbook in memory
Reference:internal research
Rule name:INDICATOR_SUSPICIOUS_Stomped_PECompilation_Timestamp_InTheFuture
Author:ditekSHen
Description:Detect executables with stomped PE compilation timestamp that is greater than local current time
Rule name:win_formbook_auto
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.formbook.

File information


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

Web download

Formbook

Executable exe e29100d2ecddd199e9b4b40d094b36f7a67981393cf3f58cfacabf91e3dd7eed

(this sample)

  
Delivery method
Distributed via web download

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