MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 108edfe357a05a8227884876907fcde1f533d86026bf8f6888cb004b3385cd7c. 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: 108edfe357a05a8227884876907fcde1f533d86026bf8f6888cb004b3385cd7c
SHA3-384 hash: 0e6040bd7978f680a39bf8d0d450a9ed7d30d27adbf1ff9664d68d00aacae06144058b624a831c268f5880eef4b5405b
SHA1 hash: 1be3345cc048d3a6838a9c43a0df27d1c924ef29
MD5 hash: 36c918def347518ecf109d06a3b5802e
humanhash: mississippi-gee-ack-avocado
File name:P.O Confirmation.exe
Download: download sample
Signature Formbook
File size:299'752 bytes
First seen:2023-03-27 05:28:45 UTC
Last seen:2023-04-03 05:55:13 UTC
File type:Executable exe
MIME type:application/x-dosexec
ssdeep 6144:NnhQy7787+F5GW1Fknxh2q31ZC/GT10THvsJ+oeajKbPHI:phQIX5lWeyZk9HvsJ+oeaKbPHI
Threatray 2 similar samples on MalwareBazaar
TLSH T16A54E0DD755079EEC857D8B289A81C70BBA07176930BD283A01751ED8E8DACBCF590F2
TrID 56.5% (.EXE) Win64 Executable (generic) (10523/12/4)
11.0% (.ICL) Windows Icons Library (generic) (2059/9)
10.9% (.EXE) OS/2 Executable (generic) (2029/13)
10.7% (.EXE) Generic Win/DOS Executable (2002/3)
10.7% (.EXE) DOS Executable Generic (2000/1)
Reporter adrian__luca
Tags:exe FormBook

Intelligence


File Origin
# of uploads :
2
# of downloads :
239
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
ID:
1
File name:
P.O Confirmation.exe
Verdict:
Malicious activity
Analysis date:
2023-03-27 05:33:21 UTC
Tags:
formbook trojan stealer

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

Behaviour
Launching a process
Creating a file
Сreating synchronization primitives
Searching for synchronization primitives
DNS request
Sending an HTTP GET request
Sending a custom TCP request
Reading critical registry keys
Creating a file in the %temp% directory
Unauthorized injection to a recently created process
Launching the default Windows debugger (dwwin.exe)
Stealing user critical data
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
83%
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.spyw.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
Allocates memory in foreign processes
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
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
Performs DNS queries to domains with low reputation
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
System process connects to network (likely due to code injection or exploit)
Tries to harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Writes to foreign memory regions
Yara detected FormBook
Behaviour
Behavior Graph:
behaviorgraph top1 signatures2 2 Behavior Graph ID: 835328 Sample: P.O_Confirmation.exe Startdate: 27/03/2023 Architecture: WINDOWS Score: 100 32 Malicious sample detected (through community Yara rule) 2->32 34 Antivirus detection for URL or domain 2->34 36 Antivirus / Scanner detection for submitted sample 2->36 38 4 other signatures 2->38 8 P.O_Confirmation.exe 1 2->8         started        process3 file4 24 C:\Users\user\...\P.O_Confirmation.exe.log, CSV 8->24 dropped 52 Writes to foreign memory regions 8->52 54 Allocates memory in foreign processes 8->54 56 Injects a PE file into a foreign processes 8->56 12 CasPol.exe 8->12         started        15 CasPol.exe 8->15         started        signatures5 process6 signatures7 58 Modifies the context of a thread in another process (thread injection) 12->58 60 Maps a DLL or memory area into another process 12->60 62 Sample uses process hollowing technique 12->62 64 Queues an APC in another process (thread injection) 12->64 17 explorer.exe 3 6 12->17 injected process8 dnsIp9 26 www.metavall.com 103.139.3.54, 49714, 49715, 80 WEST263GO-HKWest263InternationalLimitedHK China 17->26 28 www.washinsy.xyz 184.94.212.57, 49710, 49711, 80 VXCHNGE-NC01US United States 17->28 30 12 other IPs or domains 17->30 40 System process connects to network (likely due to code injection or exploit) 17->40 42 Performs DNS queries to domains with low reputation 17->42 21 explorer.exe 13 17->21         started        signatures10 process11 signatures12 44 Tries to steal Mail credentials (via file / registry access) 21->44 46 Tries to harvest and steal browser information (history, passwords, etc) 21->46 48 Modifies the context of a thread in another process (thread injection) 21->48 50 Maps a DLL or memory area into another process 21->50
Threat name:
ByteCode-MSIL.Packed.Generic
Status:
Suspicious
First seen:
2023-03-24 02:17:51 UTC
File Type:
PE+ (.Net Exe)
Extracted files:
1
AV detection:
19 of 24 (79.17%)
Threat level:
  1/5
Result
Malware family:
n/a
Score:
  8/10
Tags:
spyware stealer
Behaviour
Modifies Internet Explorer settings
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
Program crash
Suspicious use of SetThreadContext
Loads dropped DLL
Reads user/profile data of web browsers
Blocklisted process makes network request
Unpacked files
SH256 hash:
108edfe357a05a8227884876907fcde1f533d86026bf8f6888cb004b3385cd7c
MD5 hash:
36c918def347518ecf109d06a3b5802e
SHA1 hash:
1be3345cc048d3a6838a9c43a0df27d1c924ef29
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:INDICATOR_EXE_Packed_ConfuserEx
Author:ditekSHen
Description:Detects executables packed with ConfuserEx Mod
Rule name:PE_Digital_Certificate
Author:albertzsigovits
Rule name:PE_Potentially_Signed_Digital_Certificate
Author:albertzsigovits

File information


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

Malspam

Formbook

Executable exe 108edfe357a05a8227884876907fcde1f533d86026bf8f6888cb004b3385cd7c

(this sample)

  
Delivery method
Distributed via e-mail attachment

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