MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 529ebe4ffb398f3610005b26f83941e754add3685be6f8846515e105b5765fab. 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: 15


Intelligence 15 IOCs YARA 1 File information Comments

SHA256 hash: 529ebe4ffb398f3610005b26f83941e754add3685be6f8846515e105b5765fab
SHA3-384 hash: 6726c727e54fc9580c551d38c536570304562bb0d30f5caaa2a39cb2f0cabea114db6790d93ffc224791b3b123c923b8
SHA1 hash: eb39b4ce39bded0fbf2acd16d2b62e2b91a14e42
MD5 hash: a3c7eee749c29ef97ca345c50ebcc3f8
humanhash: fish-artist-march-oklahoma
File name:DHL_SKMBT #KV19RE991-A5471.exe
Download: download sample
Signature Formbook
File size:497'152 bytes
First seen:2023-04-11 10:29:35 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
ssdeep 6144:BHx5W0WIQir49nmWKzpu4xEBEK+znwHjrGpsB2k43YZJHbgtPCjhJ2bEomd81BtM:BRtSIHz/4Dl43KJHbQP8ObETdOB7bR
Threatray 1'287 similar samples on MalwareBazaar
TLSH T133B4122683F89756C5BC63797E7532604F7D93183426C5213C48A0EAF5F2B02AF929E7
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 abuse_ch
Tags:DHL exe FormBook

Intelligence


File Origin
# of uploads :
1
# of downloads :
239
Origin country :
NL NL
Vendor Threat Intelligence
Malware family:
formbook
ID:
1
File name:
DHL_SKMBT #KV19RE991-A5471.exe
Verdict:
Malicious activity
Analysis date:
2023-04-11 10:30:28 UTC
Tags:
stealer formbook trojan

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

Behaviour
Searching for the window
Creating a window
Launching a process
Creating a file
Сreating synchronization primitives
Searching for synchronization primitives
DNS request
Sending an HTTP GET 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)
Forced shutdown of a system process
Stealing user critical data
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
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.expl.evad
Score:
100 / 100
Signature
.NET source code contains potential unpacker
.NET source code contains very large array initializations
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
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Snort IDS alert for network traffic
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 harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Writes to foreign memory regions
Yara detected AntiVM3
Yara detected FormBook
Yara detected UAC Bypass using CMSTP
Behaviour
Behavior Graph:
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 844591 Sample: DHL_SKMBT_#KV19RE991-A5471.exe Startdate: 11/04/2023 Architecture: WINDOWS Score: 100 27 www.953716.buzz 2->27 35 Snort IDS alert for network traffic 2->35 37 Malicious sample detected (through community Yara rule) 2->37 39 Antivirus detection for URL or domain 2->39 41 8 other signatures 2->41 9 DHL_SKMBT_#KV19RE991-A5471.exe 3 2->9         started        signatures3 process4 file5 25 C:\...\DHL_SKMBT_#KV19RE991-A5471.exe.log, CSV 9->25 dropped 53 Writes to foreign memory regions 9->53 55 Injects a PE file into a foreign processes 9->55 13 jsc.exe 9->13         started        16 aspnet_regiis.exe 9->16         started        signatures6 process7 signatures8 57 Modifies the context of a thread in another process (thread injection) 13->57 59 Maps a DLL or memory area into another process 13->59 61 Sample uses process hollowing technique 13->61 63 Queues an APC in another process (thread injection) 13->63 18 explorer.exe 1 13->18 injected process9 dnsIp10 29 www.27935.biz 156.236.68.169, 49701, 49702, 80 YISUCLOUDLTD-AS-APYISUCLOUDLTDHK Seychelles 18->29 31 www.42230.org.wcdnga.com 163.171.128.148, 49699, 49700, 80 QUANTILNETWORKSUS European Union 18->31 33 7 other IPs or domains 18->33 43 System process connects to network (likely due to code injection or exploit) 18->43 22 mstsc.exe 13 18->22         started        signatures11 process12 signatures13 45 Tries to steal Mail credentials (via file / registry access) 22->45 47 Tries to harvest and steal browser information (history, passwords, etc) 22->47 49 Modifies the context of a thread in another process (thread injection) 22->49 51 Maps a DLL or memory area into another process 22->51
Threat name:
Win64.Trojan.Leonem
Status:
Malicious
First seen:
2023-04-11 10:30:11 UTC
File Type:
PE+ (.Net Exe)
Extracted files:
7
AV detection:
18 of 24 (75.00%)
Threat level:
  5/5
Result
Malware family:
n/a
Score:
  8/10
Tags:
spyware stealer
Behaviour
Enumerates system info in registry
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
Enumerates physical storage devices
Program crash
Suspicious use of SetThreadContext
Loads dropped DLL
Reads user/profile data of web browsers
Uses the VBS compiler for execution
Blocklisted process makes network request
Unpacked files
SH256 hash:
529ebe4ffb398f3610005b26f83941e754add3685be6f8846515e105b5765fab
MD5 hash:
a3c7eee749c29ef97ca345c50ebcc3f8
SHA1 hash:
eb39b4ce39bded0fbf2acd16d2b62e2b91a14e42
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:pdb_YARAify
Author:@wowabiy314
Description:PDB

File information


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

Malspam

Formbook

Executable exe 529ebe4ffb398f3610005b26f83941e754add3685be6f8846515e105b5765fab

(this sample)

  
Delivery method
Distributed via e-mail attachment

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