MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 f4a6e60a7ee010bef6cb4ea0d9548d48ca5d7415336feff957eed8c043ead2b1. 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: 16


Intelligence 16 IOCs YARA 7 File information Comments
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SHA256 hash: f4a6e60a7ee010bef6cb4ea0d9548d48ca5d7415336feff957eed8c043ead2b1
SHA3-384 hash: b979bd6b7b779fa6f6ea325f991108ba70d54c75c7add5795398a4a7c268fbf8b09651d5202937d52e561ac0ccb0c63d
SHA1 hash: aa8d6f692c189ac89795020a0933b28cd6f82a90
MD5 hash: 4b75a6e118d94db850863558197d5f21
humanhash: missouri-nine-romeo-johnny
File name:DSG2011001_INV+PL.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:315'966 bytes
First seen:2023-02-09 06:48:30 UTC
Last seen:2023-02-09 14:12:45 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 61259b55b8912888e90f516ca08dc514 (1'059 x Formbook, 741 x AgentTesla, 427 x GuLoader)
ssdeep 6144:vYa67XLqVXgnM/7xu2z2sW3txgC7/RdAAKIv1WMOtjAwrvMa:vYhX6/7/2sW3ti2h9W9tjVvL
TLSH T18C6423386AF498ABD8118633193747362EF1F72B2178670397445B9EBC63A43561F393
TrID 47.3% (.EXE) Win32 Executable MS Visual C++ (generic) (31206/45/13)
15.9% (.EXE) Win64 Executable (generic) (10523/12/4)
9.9% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
7.6% (.EXE) Win16 NE executable (generic) (5038/12/1)
6.8% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon b2a89c96a2cada72 (2'283 x Formbook, 981 x Loki, 803 x AgentTesla)
Reporter lowmal3
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
7
# of downloads :
181
Origin country :
DE DE
Vendor Threat Intelligence
Malware family:
formbook
Create hunting rule
ID:
1
File name:
DSG2011001_INV+PL.exe
Verdict:
Malicious activity
Analysis date:
2023-02-09 06:49:04 UTC
Tags:
trojan formbook stealer
Link:
https://app.any.run/tasks/a08ec432-9141-4c14-a8ce-5e2f00926350

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/362550/
Detection(s):
SecuriteInfo.com.Trojan.NSISX.Spy.Gen.24.20565.31746.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a file in the %temp% directory
Creating a window
Creating a process from a recently created file
Sending a custom TCP request
Сreating synchronization primitives
Launching a process
Searching for synchronization primitives
DNS request
Reading critical registry keys
Sending an HTTP GET request
Launching the default Windows debugger (dwwin.exe)
Unauthorized injection to a recently created process by context flags manipulation
Stealing user critical data
Unauthorized injection to a system process
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/66976/overview
Behaviour
MalwareBazaar
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
overlay packed shell32.dll
Link:
https://www.filescan.io/uploads/63e49760459bcf4604ffd487/reports/9384f877-5986-4819-ae27-ddf40a8cf5ed/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/f4a6e60a7ee010bef6cb4ea0d9548d48ca5d7415336feff957eed8c043ead2b1
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.
Malware family:
Formbook
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Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/c4ee0530-45dd-4091-b15e-c078d05b8e5b
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1170605
Signature
Antivirus detection for URL or domain
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 domain / URL
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 harvest and steal browser information (history, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 803395 Sample: DSG2011001_INV+PL.exe Startdate: 09/02/2023 Architecture: WINDOWS Score: 100 33 Snort IDS alert for network traffic 2->33 35 Multi AV Scanner detection for domain / URL 2->35 37 Malicious sample detected (through community Yara rule) 2->37 39 4 other signatures 2->39 9 DSG2011001_INV+PL.exe 19 2->9         started        process3 file4 25 C:\Users\user\AppData\Local\...\jnmfjri.exe, PE32 9->25 dropped 12 jnmfjri.exe 9->12         started        process5 signatures6 51 Maps a DLL or memory area into another process 12->51 15 jnmfjri.exe 12->15         started        process7 signatures8 53 Modifies the context of a thread in another process (thread injection) 15->53 55 Maps a DLL or memory area into another process 15->55 57 Sample uses process hollowing technique 15->57 59 Queues an APC in another process (thread injection) 15->59 18 explorer.exe 1 1 15->18 injected process9 dnsIp10 27 www.wanknumbers.co.uk 81.17.18.196, 49702, 49703, 80 PLI-ASCH Switzerland 18->27 29 www.scriptmonkey.uk 213.171.195.105, 49696, 49697, 80 ONEANDONE-ASBrauerstrasse48DE United Kingdom 18->29 31 12 other IPs or domains 18->31 41 System process connects to network (likely due to code injection or exploit) 18->41 22 msdt.exe 13 18->22         started        signatures11 process12 signatures13 43 Tries to steal Mail credentials (via file / registry access) 22->43 45 Tries to harvest and steal browser information (history, passwords, etc) 22->45 47 Modifies the context of a thread in another process (thread injection) 22->47 49 Maps a DLL or memory area into another process 22->49
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/f4a6e60a7ee010bef6cb4ea0d9548d48ca5d7415336feff957eed8c043ead2b1/
Threat name:
Win32.Trojan.Leonem
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Status:
Malicious
First seen:
2023-02-09 04:51:58 UTC
File Type:
PE (Exe)
Extracted files:
3
AV detection:
23 of 26 (88.46%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=6stomct64ail55wlj2qnsvenjdff25avgnx676kx53mmaq7k2kyq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Result
Malware family:
n/a
Score:
  7/10
Tags:
n/a
Link:
https://tria.ge/reports/230209-hlchsage92/
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
Enumerates physical storage devices
Program crash
Suspicious use of SetThreadContext
Checks computer location settings
Executes dropped EXE
Loads dropped DLL
Unpacked files
SH256 hash:
83d072c29de9ede240bd1a69c347f8fe7f42a3472dc2a1fe404058e1cf7051b3
MD5 hash:
d7f4751e0cee2d8120bdba38bac7c464
SHA1 hash:
43ed503448a0fedb606adf47fbcf28d3728ea295
Link:
https://www.unpac.me/results/e08e140d-8e2a-4cbf-9afe-2aee24025486/
SH256 hash:
f4a6e60a7ee010bef6cb4ea0d9548d48ca5d7415336feff957eed8c043ead2b1
MD5 hash:
4b75a6e118d94db850863558197d5f21
SHA1 hash:
aa8d6f692c189ac89795020a0933b28cd6f82a90
Link:
https://www.unpac.me/results/e08e140d-8e2a-4cbf-9afe-2aee24025486/
Malware family:
XLoader
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/f4a6e60a7ee0/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/f4a6e60a7ee010bef6cb4ea0d9548d48ca5d7415336feff957eed8c043ead2b1

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:meth_get_eip
Create hunting rule
Author:Willi Ballenthin
Rule name:meth_stackstrings
Create hunting rule
Author:Willi Ballenthin
Rule name:shellcode
Create hunting rule
Author:nex
Description:Matched shellcode byte patterns
Rule name:Windows_Trojan_Formbook
Create hunting rule
Author:@malgamy12
Rule name:Windows_Trojan_Formbook_1112e116
Create hunting rule
Author:Elastic Security
Rule name:win_formbook_auto
Create hunting rule
Author:Felix Bilstein - yara-signator at cocacoding dot com
Description:Detects win.formbook.
Rule name:win_formbook_w0
Create hunting rule
Author:@malgamy12

File information

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

Malspam

Formbook

zip b2add1ed737a7b2f4cbc819f608fca8d06c64000f56551ea70ac34ca002862ec

Formbook

Executable exe f4a6e60a7ee010bef6cb4ea0d9548d48ca5d7415336feff957eed8c043ead2b1

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/362550/
  
Dropped by
SHA256 b2add1ed737a7b2f4cbc819f608fca8d06c64000f56551ea70ac34ca002862ec
  
Dropped by
MD5 a59721bfddd808ca572a3b6d2efbfe01

Comments