MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 2358f255cb8390a108fca6934209b56e8f72eb08dbb3708431c449fffe8338e5. 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 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 2358f255cb8390a108fca6934209b56e8f72eb08dbb3708431c449fffe8338e5
SHA3-384 hash: 471ce006fe79dc8b53f3785c23f589579865f8de8fafa15d70172189641cbcf2564d73da72126276c3d01f6cda52dbf0
SHA1 hash: aecf6320581856198779afec0c1e816961e9757d
MD5 hash: 5a31e71dbdb0b31c5af2b1c1c32936ce
humanhash: orange-fruit-mango-twenty
File name:PRE ALERT KUL-BKI PNUE00951848 4511679901 Maritime n Industrial AE 455681 264-43349902 N7351 20 NOV - DDP TERMS.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:755'200 bytes
First seen:2023-03-31 10:37:23 UTC
Last seen:2023-03-31 11:35:36 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'649 x AgentTesla, 19'452 x Formbook, 12'201 x SnakeKeylogger)
ssdeep 12288:A79xzQKbXOJz0XXLyw+5iCxJ2rvvLTr8aSVd1Jkx1r7HrcFxJ+O2NimOMt+:lfz0HAiCubvLTar1Jkx1r7HrcFmO2NiQ
Threatray 2'666 similar samples on MalwareBazaar
TLSH T10FF4E064E6EE8109D428B23D90E3D2BC6335CC99E566C7D27FD8BC9FB6BABC50514081
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)
Reporter lowmal3
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
2
# of downloads :
253
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
2869a8d4-5f24-49fe-8b56-3498829d565f
Verdict:
Suspicious activity
Analysis date:
2023-03-31 10:40:31 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/8bf3bb81-1f7c-4f09-8962-fa4c4d9d416d

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/379044/
Detection(s):
Sanesecurity.Malware.28872.BadIN4.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Launching a process
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
80%
Tags:
formbook packed
Link:
https://www.filescan.io/uploads/6426b80c688c0e6397b3e68f/reports/effa6ac1-a8e7-4f02-8d78-30b61ccb6c2c/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/2358f255cb8390a108fca6934209b56e8f72eb08dbb3708431c449fffe8338e5
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/8dba624b-bfe9-43c5-b806-274b907a7060
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1205833
Signature
.NET source code contains potential unpacker
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
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)
Modifies the prolog of user mode functions (user mode inline hooks)
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 virtualization through RDTSC time measurements
Uses netstat to query active network connections and open ports
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 838749 Sample: DP_TERMS.exe Startdate: 31/03/2023 Architecture: WINDOWS Score: 100 36 Snort IDS alert for network traffic 2->36 38 Malicious sample detected (through community Yara rule) 2->38 40 Antivirus detection for URL or domain 2->40 42 6 other signatures 2->42 10 DP_TERMS.exe 3 2->10         started        process3 file4 28 C:\Users\user\AppData\...\DP_TERMS.exe.log, ASCII 10->28 dropped 54 Tries to detect virtualization through RDTSC time measurements 10->54 56 Injects a PE file into a foreign processes 10->56 14 DP_TERMS.exe 10->14         started        signatures5 process6 signatures7 58 Modifies the context of a thread in another process (thread injection) 14->58 60 Maps a DLL or memory area into another process 14->60 62 Sample uses process hollowing technique 14->62 64 Queues an APC in another process (thread injection) 14->64 17 explorer.exe 1 1 14->17 injected process8 dnsIp9 30 transfer.shareone.thindercdn.com 110.34.180.113, 49697, 80 VPLSVPLSASIATH Thailand 17->30 32 www.micloudlogin.page 188.114.97.7, 49696, 80 CLOUDFLARENETUS European Union 17->32 34 2 other IPs or domains 17->34 44 System process connects to network (likely due to code injection or exploit) 17->44 46 Uses netstat to query active network connections and open ports 17->46 21 NETSTAT.EXE 17->21         started        signatures10 process11 signatures12 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 52 Tries to detect virtualization through RDTSC time measurements 21->52 24 cmd.exe 1 21->24         started        process13 process14 26 conhost.exe 24->26         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/2358f255cb8390a108fca6934209b56e8f72eb08dbb3708431c449fffe8338e5/
Threat name:
ByteCode-MSIL.Trojan.FormBook
Create hunting rule
Status:
Malicious
First seen:
2023-03-31 08:47:22 UTC
File Type:
PE (.Net Exe)
Extracted files:
10
AV detection:
18 of 36 (50.00%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=enmpevolqoikcch4u2juecnvn2hxf2yi3ozxbbbryre777udhdsq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
2cf6b9480c8c7a3e9ecfda6a28bac4f48f019d35f75d89847c8ef866aef2cc98
Formbook
4d833b054ab8a92e1342bf015ae2348b5c88d8b5281a7bda7b5ef21e67926ad7
Formbook
bd636a268d4511297bcf90fde8103829bf21a31e7075b93aae30824af3e3703d
Formbook
c130d7ecfd4247d4b31878fc53e77b29f6cf286a977964d32069baa3769d4779
Formbook
ca598fdf9fb15e2c04dbb11f4c4ba49c397029ed14fe2eedbc5c320eea4a00a6
Formbook
cf30e92c897a307421160bcc8072cd2901b89331de784059a1a1608d2ca80123
Formbook
d8e945322322e348f8ccd15cd7eb464b39f45664d831aa368398e64461869d05
Formbook
f4b21e57bb6fabca1dd4b5499d5940749346c350975dcc07cf8f40db0376acfc
Formbook
f72a28baaee398dbbd65efbdae0cf4864f208f806f4592f8f6bb7c9a735c2362
Formbook
+ 2'656 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:c29i rat spyware stealer trojan
Link:
https://tria.ge/reports/230331-mpdmgahc88/
Behaviour
Gathers network information
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: MapViewOfSection
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Formbook payload
Formbook
Unpacked files
SH256 hash:
257fc20e7d669ad99b02171c3ad8e283c15a03f37353b86dfc9ce7f97a2e83f4
MD5 hash:
5ec006776d581c467571140ae88a8fc5
SHA1 hash:
79146bdccbcdd91c70ebab114e202ee8b611c2b9
Detections:
FormBook
Create hunting rule
win_formbook_w0
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/a024ff43-166a-4c4e-8b23-c0a2c1d705dd/
Parent samples :
2358f255cb8390a108fca6934209b56e8f72eb08dbb3708431c449fffe8338e5
b284d003b3fe69db7b293a9ec8d080952f6190026bbd28f2e0ab22273197a080
0bf1ad7e3d5f2bdd589d32f36db80fe2862a8b3412c7cfcdef4f839c9339d6af
bd407e66453e00d96368122b1d8761c995aa3a9606995dbd46ec1629debb18ed
SH256 hash:
5062f99a5460cbd448d7f9c35d5c05aafa3ce36357be73268367d779dd92396e
MD5 hash:
c499b0e057f46db9f5ad9f0e9181830e
SHA1 hash:
fda2b448e6c7a411e1baed2a8bca7050b9b769ef
Link:
https://www.unpac.me/results/a024ff43-166a-4c4e-8b23-c0a2c1d705dd/
SH256 hash:
1a2b6b73d08b2688a32262563992218e7b9c3285b7b8b48d0019eea687d5bc72
MD5 hash:
96fae9fc1ca4190353b05e66b727c12a
SHA1 hash:
ea02e007f952ec737312f6acf960eb49211b7734
Link:
https://www.unpac.me/results/a024ff43-166a-4c4e-8b23-c0a2c1d705dd/
SH256 hash:
232aa148e87e245beeb7f48598cf334d35c4261d02ed271358edb1bb77d62bf1
MD5 hash:
dfad89965955155522828870f970e494
SHA1 hash:
b1229cd8256f5842960be0917ed21ff5fd87d05e
Link:
https://www.unpac.me/results/a024ff43-166a-4c4e-8b23-c0a2c1d705dd/
SH256 hash:
3c507afadbb1c31a9ebdd24baac5739d47576159e01c5e84f973c951885100aa
MD5 hash:
e79bf0e7e9d52d398e0b23b352394c68
SHA1 hash:
682325763a0ec77e0fd475ea3a4021b4651eceac
Link:
https://www.unpac.me/results/a024ff43-166a-4c4e-8b23-c0a2c1d705dd/
SH256 hash:
2358f255cb8390a108fca6934209b56e8f72eb08dbb3708431c449fffe8338e5
MD5 hash:
5a31e71dbdb0b31c5af2b1c1c32936ce
SHA1 hash:
aecf6320581856198779afec0c1e816961e9757d
Link:
https://www.unpac.me/results/a024ff43-166a-4c4e-8b23-c0a2c1d705dd/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/2358f255cb83/report/overview.html
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: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.

  
Delivery method
Other
Cape
Cape
https://www.capesandbox.com/analysis/379044/

Comments