MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 baf5d53f07c0cc8ed9ba7055cc91a18b936d0342e0792f618ee6846cbb8859b6. 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: baf5d53f07c0cc8ed9ba7055cc91a18b936d0342e0792f618ee6846cbb8859b6
SHA3-384 hash: c5bdcbfb6136c5631fcf3b5e3bab9b118489a5d8af7a705d387be92d058e21ca2f8592353092fa32d4fa86d65cc400c2
SHA1 hash: 3003585cc405e33c123b5943ee513d7d58d70919
MD5 hash: 5865d0682ca9d862abb1d89a39a58bc3
humanhash: cardinal-delaware-item-helium
File name:SecuriteInfo.com.Trojan.PackedNET.389.25536.27491
Download: download sample
Signature Formbook
Create hunting rule
File size:1'064'960 bytes
First seen:2022-11-01 04:32:29 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'741 x AgentTesla, 19'605 x Formbook, 12'242 x SnakeKeylogger)
ssdeep 12288:u6tu6n0oHLU/UhMIDDovGDG7VH1NG0EwK0sw4gvDy/CeHnNCqjfeAGYikxW/r6ZC:u6qEY/U6WMvdVVs0l6gm/RnNCqjDA/+
Threatray 17'071 similar samples on MalwareBazaar
TLSH T13C35D03702928A0AC046527889E1C3F4EBFC5EB1D636D2475FDABD27F4778AB6B04494
TrID 72.5% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
10.4% (.EXE) Win64 Executable (generic) (10523/12/4)
6.5% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
4.4% (.EXE) Win32 Executable (generic) (4505/5/1)
2.0% (.EXE) OS/2 Executable (generic) (2029/13)
File icon (PE):PE icon
dhash icon f0f0f2b2e834b498 (29 x AgentTesla, 12 x AveMariaRAT, 8 x RedLineStealer)
Reporter SecuriteInfoCom
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
332
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
SecuriteInfo.com.Trojan.PackedNET.389.25536.27491
Verdict:
Malicious activity
Analysis date:
2022-11-01 04:33:58 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/ca8fdfed-d31b-44ab-a8ad-854c42879957

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/326662/
Detection(s):
SecuriteInfo.com.Trojan.PackedNET.389-2.UNOFFICIAL
Create hunting rule

SecuriteInfo.com.Trojan.PackedNET.389.25536.27491.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Launching a process
Creating a process with a hidden window
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
packed
Link:
https://www.filescan.io/uploads/6360a17eb8952e91d3d24b25/reports/08aba842-89ef-4032-9eed-5f5f6e603d31/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/9915e2b9-06bd-43f9-8ce2-6646c410e79f
Result
Threat name:
FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1102242
Signature
.NET source code contains potential unpacker
Adds a directory exclusion to Windows Defender
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Injects a PE file into a foreign processes
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 dropped file
Multi AV Scanner detection for submitted file
Queues an APC in another process (thread injection)
Sample uses process hollowing technique
Sigma detected: Scheduled temp file as task from temp location
Tries to detect sandboxes and other dynamic analysis tools (process name or module or function)
Tries to detect virtualization through RDTSC time measurements
Uses schtasks.exe or at.exe to add and modify task schedules
Yara detected AntiVM3
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 signatures2 2 Behavior Graph ID: 734904 Sample: SecuriteInfo.com.Trojan.Pac... Startdate: 01/11/2022 Architecture: WINDOWS Score: 100 53 Malicious sample detected (through community Yara rule) 2->53 55 Antivirus detection for URL or domain 2->55 57 Sigma detected: Scheduled temp file as task from temp location 2->57 59 7 other signatures 2->59 9 IrrsKDaxzR.exe 5 2->9         started        12 SecuriteInfo.com.Trojan.PackedNET.389.25536.27491.exe 7 2->12         started        process3 file4 61 Multi AV Scanner detection for dropped file 9->61 63 Tries to detect virtualization through RDTSC time measurements 9->63 65 Injects a PE file into a foreign processes 9->65 15 IrrsKDaxzR.exe 9->15         started        18 schtasks.exe 1 9->18         started        45 C:\Users\user\AppData\...\IrrsKDaxzR.exe, PE32 12->45 dropped 47 C:\Users\...\IrrsKDaxzR.exe:Zone.Identifier, ASCII 12->47 dropped 49 C:\Users\user\AppData\Local\...\tmp497F.tmp, XML 12->49 dropped 51 SecuriteInfo.com.T...25536.27491.exe.log, ASCII 12->51 dropped 67 Uses schtasks.exe or at.exe to add and modify task schedules 12->67 69 Adds a directory exclusion to Windows Defender 12->69 20 powershell.exe 21 12->20         started        22 schtasks.exe 1 12->22         started        24 SecuriteInfo.com.Trojan.PackedNET.389.25536.27491.exe 12->24         started        signatures5 process6 signatures7 75 Modifies the context of a thread in another process (thread injection) 15->75 77 Maps a DLL or memory area into another process 15->77 79 Sample uses process hollowing technique 15->79 81 Queues an APC in another process (thread injection) 15->81 26 wlanext.exe 15->26         started        29 explorer.exe 15->29 injected 31 autoconv.exe 15->31         started        33 conhost.exe 18->33         started        35 conhost.exe 20->35         started        37 conhost.exe 22->37         started        process8 signatures9 71 Maps a DLL or memory area into another process 26->71 73 Tries to detect virtualization through RDTSC time measurements 26->73 39 cmd.exe 1 26->39         started        41 autoconv.exe 29->41         started        process10 process11 43 conhost.exe 39->43         started       
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/baf5d53f07c0cc8ed9ba7055cc91a18b936d0342e0792f618ee6846cbb8859b6/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2022-11-01 04:33:09 UTC
File Type:
PE (.Net Exe)
Extracted files:
20
AV detection:
21 of 26 (80.77%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=xl25kpyhydgi5wn2obk4zenbrojw2a2c4b4s6ymo42cgzo4ilg3a._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
0a8b952a910a7278793ed7f7373b628afe07138aedde676453482806b2ea7b0b
Formbook
251cd653abe819fd47b8b6d04d25f698fdd59a709dc40421cec083fd83f8d9a1
Formbook
46cbbf73c50dd90268f30bec98085b53402a7de7d0911f4045fb286162687e60
Formbook
566b1792d888a840627496095ec7ef8fb969dda1390de7cbb33b91ad3a2005ac
Formbook
9e6253eadc5d2960862d03ba5e28577fc6132497bd86f359557be8b8c22c1210
Formbook
9fdb9a2f37301c92127d7c8efcf941acae143968f98c01704453bf6acda3ac45
Formbook
d936dbd1677939645b8945767ce9525ad92f068e0d81c9316e4c83fe916811cc
Formbook
e13e08e3de1d9fa5a1fee56048118bf59a11ebbadbe2b38af4f10fecb6d29796
Formbook
e8db90d8d2528f0767e5b82262223e07578e29f8e4166df3cf495318006ebbd6
Formbook
+ 17'061 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:a4b0 rat spyware stealer trojan
Link:
https://tria.ge/reports/221101-e6hzhsgaf4/
Behaviour
Creates scheduled task(s)
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Suspicious use of SetThreadContext
Checks computer location settings
Formbook payload
Formbook
Unpacked files
SH256 hash:
92517f96cf0ea92dbd830c7a69d66c75a0d322d52361d7078b2ab8c4ac954129
MD5 hash:
799a5a5beca91a5a079b4c0f272fa43c
SHA1 hash:
6a32981af85f0fe86371fc1e651c894530feadac
Detections:
FormBook
Create hunting rule
win_formbook_auto
Create hunting rule
win_formbook_g0
Create hunting rule
Link:
https://www.unpac.me/results/ca6bd807-4757-4ab8-a03a-56b874a9f8b3/
Parent samples :
baf5d53f07c0cc8ed9ba7055cc91a18b936d0342e0792f618ee6846cbb8859b6
c875024dec744f6883a1716dc5bf67cd65e1cb201f7d2b40fc4a953101ae9848
0422eb91595e9d98d7f4373f91bf00c8da685e1cae1545082807698d9be95b8a
SH256 hash:
15d73a776fe344c81d89f8c1403a88694e798a4698997b7e71ff8cd285043e5e
MD5 hash:
30f4d7c4a68786ee7add65357696b171
SHA1 hash:
f1dc5ea4551456140bda5f1be92ea156260cab2f
Link:
https://www.unpac.me/results/ca6bd807-4757-4ab8-a03a-56b874a9f8b3/
SH256 hash:
92a109ce9d6b7b32150af1e3ab78c57c2ecb4c91deacbbdfb682569953e0922e
MD5 hash:
3d18491b552ef02bdb002374997bda45
SHA1 hash:
a75d5a5f045beacd691fa9251028b6ac372426b4
Link:
https://www.unpac.me/results/ca6bd807-4757-4ab8-a03a-56b874a9f8b3/
SH256 hash:
744928a56b4d36f17e73eea0534c5e99103d1553d5b0a864a6fd9d4f9899b47f
MD5 hash:
91fed5db1afcdf48e0cd6d4058a013ba
SHA1 hash:
3717b3346e25d3f66f00626ad1a771d8655f485f
Link:
https://www.unpac.me/results/ca6bd807-4757-4ab8-a03a-56b874a9f8b3/
SH256 hash:
5ff79feb27b219386afd46736efd82b30c7298eddac2775f305c1ab45094da34
MD5 hash:
f88f2e38cc6c1d3d2e859261383d5903
SHA1 hash:
09be4e0fdbbc34d2bf67d564fcb9f598b564002b
Link:
https://www.unpac.me/results/ca6bd807-4757-4ab8-a03a-56b874a9f8b3/
SH256 hash:
baf5d53f07c0cc8ed9ba7055cc91a18b936d0342e0792f618ee6846cbb8859b6
MD5 hash:
5865d0682ca9d862abb1d89a39a58bc3
SHA1 hash:
3003585cc405e33c123b5943ee513d7d58d70919
Link:
https://www.unpac.me/results/ca6bd807-4757-4ab8-a03a-56b874a9f8b3/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/baf5d53f07c0/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/baf5d53f07c0cc8ed9ba7055cc91a18b936d0342e0792f618ee6846cbb8859b6

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/326662/

Comments