MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 00898f3a97840deb064852654e9c86e6e250a0e638b51c6af8938aa086ca8e23. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 00898f3a97840deb064852654e9c86e6e250a0e638b51c6af8938aa086ca8e23
SHA3-384 hash: d59901863f3e1c27ed229babb6828fdaf44515c689f37a403aa0302b6ff1c7b601c61acff935dbe34bae4a75c550f3ed
SHA1 hash: fc9221071f9c049ee9e225c5ffe132d96691ef87
MD5 hash: 3e1293ee8cdb1b7383339fcc7d7a4cd0
humanhash: sixteen-snake-avocado-nuts
File name:AJuHXs6fD8VCDet.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:676'352 bytes
First seen:2022-12-12 15:59:16 UTC
Last seen:2022-12-12 17:33:39 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'744 x AgentTesla, 19'608 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:HPuYd+V6b1momPZefwOEDdP3vbB773xhASwOy3iX7o93iB2OP7So+xeQcHawKPuI:HPuYd+V6bIomxi8pHbxfASwOyumyB2O2
TLSH T161E4012DB716D92BCE94E871F87DA04616F1BD789DA1CA3D3183329FC572B9D8A04306
TrID 71.1% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.2% (.EXE) Win64 Executable (generic) (10523/12/4)
6.3% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.3% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.ICL) Windows Icons Library (generic) (2059/9)
File icon (PE):PE icon
dhash icon 00c0c0b2c0709a6c (16 x AgentTesla, 5 x Formbook, 3 x SnakeKeylogger)
Reporter malwarelabnet
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
170
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
formbook
Create hunting rule
ID:
1
File name:
A22908107B53FD836b320031f.txt
Verdict:
Malicious activity
Analysis date:
2022-12-09 10:36:49 UTC
Tags:
formbook xloader trojan stealer
Link:
https://app.any.run/tasks/1735f6b9-5bbd-4357-9c13-2933fe0a8a0e

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/345513/
Detection(s):
Porcupine.Trojan.Spy.MSIL.Noon.gen.59236.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Unauthorized injection to a recently created process
Creating a file
Сreating synchronization primitives
Launching a process
Searching for synchronization primitives
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/63975004485d8463dc4142be/reports/6f26f75f-2068-4e6c-bf85-b2b98dd5dc81/overview
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
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/4b3c4096-d61c-4604-887a-c06ce5f96538
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1132807
Signature
.NET source code contains potential unpacker
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Deletes itself after installation
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
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)
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 765528 Sample: AJuHXs6fD8VCDet.exe Startdate: 12/12/2022 Architecture: WINDOWS Score: 100 31 Snort IDS alert for network traffic 2->31 33 Malicious sample detected (through community Yara rule) 2->33 35 Antivirus detection for URL or domain 2->35 37 7 other signatures 2->37 8 AJuHXs6fD8VCDet.exe 3 2->8         started        process3 file4 23 C:\Users\user\...\AJuHXs6fD8VCDet.exe.log, ASCII 8->23 dropped 11 AJuHXs6fD8VCDet.exe 8->11         started        process5 signatures6 47 Modifies the context of a thread in another process (thread injection) 11->47 49 Maps a DLL or memory area into another process 11->49 51 Sample uses process hollowing technique 11->51 53 Queues an APC in another process (thread injection) 11->53 14 explorer.exe 11->14 injected process7 dnsIp8 25 pollicino.online 195.110.124.133, 49688, 49689, 49690 REGISTER-ASIT Italy 14->25 27 www.suhosty.xyz 198.54.121.81, 49691, 49692, 49693 NAMECHEAP-NETUS United States 14->27 29 4 other IPs or domains 14->29 55 System process connects to network (likely due to code injection or exploit) 14->55 57 Performs DNS queries to domains with low reputation 14->57 18 colorcpl.exe 13 14->18         started        21 autofmt.exe 14->21         started        signatures9 process10 signatures11 39 Tries to steal Mail credentials (via file / registry access) 18->39 41 Tries to harvest and steal browser information (history, passwords, etc) 18->41 43 Deletes itself after installation 18->43 45 2 other signatures 18->45
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/00898f3a97840deb064852654e9c86e6e250a0e638b51c6af8938aa086ca8e23/
Threat name:
Win32.Trojan.Leonem
Create hunting rule
Status:
Malicious
First seen:
2022-12-05 09:05:20 UTC
File Type:
PE (.Net Exe)
Extracted files:
14
AV detection:
29 of 39 (74.36%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=acey6ouxqqg6wbsikjsu5heg43rfbihghc2ry2xysofkbbwkryrq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:2qgh rat spyware stealer trojan
Link:
https://tria.ge/reports/221212-tfmx4sbg53/
Behaviour
Gathers network information
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
Suspicious use of SetThreadContext
Checks computer location settings
Loads dropped DLL
Formbook
Verdict:
Suspicious
Tags:
n/a
YARA:
n/a
Link:
https://app.threat.zone/submission/d017e737-4d71-41fe-9350-f0379c002f45
Unpacked files
SH256 hash:
67f0d796e15aa339f97a986c967e3111fdf39dfaad53767575c6cb2ba9b57139
MD5 hash:
3b1af7151db628bc7d5635271ab7d448
SHA1 hash:
d60f2940fa7985a4664a8ece21a09767ae9cf0f4
Detections:
XLoader
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/68f5f953-149d-4b5f-8fff-3d7dcb9d202e/
Parent samples :
7a235cfadbd748b39ad61448836b2fde622f708806d83c64a51a8207fe69c2b1
00898f3a97840deb064852654e9c86e6e250a0e638b51c6af8938aa086ca8e23
90a5faee22076b0369872bafae0c6f194f4d2a92ec0047427edc06590ee64f36
SH256 hash:
280372c1114cb1235a2d2d4c288b6532ac4333f08c9473384c08c91ff8aeb93d
MD5 hash:
ccbcb35bdd3ca9cc0122ad8585b1e033
SHA1 hash:
09b32f9e1ece635e7aac01f4010d81766fbd4d39
Link:
https://www.unpac.me/results/68f5f953-149d-4b5f-8fff-3d7dcb9d202e/
SH256 hash:
5372d6f7a72892f6d4b155c5b10240143ec3385398d431eb93fb6c43e4f22126
MD5 hash:
7816c7d53401432c7e3cbb3308c2c662
SHA1 hash:
f881186b2769cfaa9fd0eb3c9e7e78082b4a6ddc
Link:
https://www.unpac.me/results/68f5f953-149d-4b5f-8fff-3d7dcb9d202e/
SH256 hash:
3424e2e158f5c13dc18b76094d6379c6ed68c41342a70aa1ee7c0112ce66baaa
MD5 hash:
2855327ee6c0b202910ad4b8f9fe99f8
SHA1 hash:
d16dcc2b403035e4b362d819eaad0bed670a35a5
Link:
https://www.unpac.me/results/68f5f953-149d-4b5f-8fff-3d7dcb9d202e/
SH256 hash:
06404f0f2373b8834e6c400be5600cc548715f29461b09ba3f69c71f2f091f62
MD5 hash:
10a8e5f8fad39ea4ee2bd67f32adb9f7
SHA1 hash:
bffd927b28b0f3ca49709d2610835b7c2afa7baa
Link:
https://www.unpac.me/results/68f5f953-149d-4b5f-8fff-3d7dcb9d202e/
SH256 hash:
922915132a628d0050bf03a473370544dde3323627fb4adcba3f1ba869537e50
MD5 hash:
1ecb63625d636b0b8f8ebdece9fa80c3
SHA1 hash:
5623d5ad21fc63893011bae7e4709c51219fcc1c
Link:
https://www.unpac.me/results/68f5f953-149d-4b5f-8fff-3d7dcb9d202e/
SH256 hash:
00898f3a97840deb064852654e9c86e6e250a0e638b51c6af8938aa086ca8e23
MD5 hash:
3e1293ee8cdb1b7383339fcc7d7a4cd0
SHA1 hash:
fc9221071f9c049ee9e225c5ffe132d96691ef87
Link:
https://www.unpac.me/results/68f5f953-149d-4b5f-8fff-3d7dcb9d202e/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Formbook
Score:
1.00
Link:
https://yomi.yoroi.company/submissions/00898f3a97840deb064852654e9c86e6e250a0e638b51c6af8938aa086ca8e23

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: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.

Cape
Cape
https://www.capesandbox.com/analysis/345513/

Comments