MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 ba666b362fbf39a28389eacd17bbe764cf1ea11428f381bb2c874e2dbbe5586d. 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: ba666b362fbf39a28389eacd17bbe764cf1ea11428f381bb2c874e2dbbe5586d
SHA3-384 hash: 6fba4a383be1240e1bfe17f79e56377a727a02841b5fc8132d491a15df77e5aca2e7c8172711ab62982f7bc6421a05d1
SHA1 hash: e3bfdc81446434eb55625ae2bbc7be91c6868399
MD5 hash: b77095273c3615edd71fdc14a5b6872a
humanhash: mike-alanine-maryland-oklahoma
File name:PO20583167.exe
Download: download sample
Signature Formbook
Create hunting rule
File size:2'148'864 bytes
First seen:2023-05-08 06:57:25 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'205 x SnakeKeylogger)
ssdeep 12288:87uix2TBXVnBGw4I/6QTdp7lRpIlfMer5iiTvdyNxc68NMXzp9VWWdTwWDOdKu68:oMXzXcWDOdY0P
Threatray 3'057 similar samples on MalwareBazaar
TLSH T1D2A52421AAF51D0BF032AB3ED8E377556A6DFEE10727D66A1540B34A5D27AC0CDC0623
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 71f0f8f4f4f8f071 (11 x Formbook, 7 x AgentTesla, 6 x Loki)
Reporter lowmal3
Tags:exe FormBook

Intelligence

File Origin
# of uploads :
1
# of downloads :
251
Origin country :
DE DE
Vendor Threat Intelligence
Malware family:
formbook
Create hunting rule
ID:
1
File name:
PO20583167.exe
Verdict:
Malicious activity
Analysis date:
2023-05-08 07:00:27 UTC
Tags:
formbook xloader
Link:
https://app.any.run/tasks/87379fbd-8489-42f1-9900-742b21f22ba0

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/387410/
Detection(s):
SecuriteInfo.com.Variant.Ser.MSILHeracles.1798.10823.2915.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Unauthorized injection to a recently created process
Sending a custom TCP request
Launching a process
Launching cmd.exe command interpreter
Unauthorized injection to a system process
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated
Link:
https://www.filescan.io/uploads/64589d7c36a9691aaede2369/reports/f9dfe5fb-51af-423f-a786-562bfba71096/overview
Verdict:
Malicious
Labled as:
Malware
Link:
https://www.hybrid-analysis.com/sample/ba666b362fbf39a28389eacd17bbe764cf1ea11428f381bb2c874e2dbbe5586d
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/588b67e1-7de4-475f-858d-81330f0852d0
Result
Threat name:
DarkTortilla, FormBook
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1228020
Signature
.NET source code contains very large array initializations
Antivirus / Scanner detection for submitted sample
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Found malware configuration
Hides that the sample has been downloaded from the Internet (zone.identifier)
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
Tries to detect virtualization through RDTSC time measurements
Yara detected DarkTortilla Crypter
Yara detected FormBook
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/ba666b362fbf39a28389eacd17bbe764cf1ea11428f381bb2c874e2dbbe5586d/
Threat name:
Win32.Trojan.Lazy
Create hunting rule
Status:
Malicious
First seen:
2023-05-08 05:28:43 UTC
File Type:
PE (.Net Exe)
Extracted files:
50
AV detection:
21 of 36 (58.33%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=xjtgwnrpx442fa4j5lgrpo7hmthr5iiufdzydozmq5hc3o7flbwq._file
Verdict:
malicious
Label(s):
formbook
Create hunting rule
Similar samples:
59393e44f0898bff733233dab3423c0a682c583886d87897f3ee184fd0acb3d1
Formbook
5e4a76f6e138e48915a6e38f071ca4e56f081cacadf102441bc188531a90ca1b
Formbook
b2e3bfe45329fe138df0ec35674497996bbdb1b0360fec6646e10ffc87c4b9a2
Formbook
dee9f9c3981971bad83e2d8e0735f699a74dfb1be01da7a7bf8b7dd584a731dc
Formbook
f2de7e1866310a43bf34f50a907b7ec8ff5c7b9ae4421c304e26aed008f30850
Formbook
f52d31b838551b1b8c1dedb845115e5aed85decae70cba2596fa43d326b2a920
Formbook
f89bdf26235faffcde237bebb15da55250f780d07a87a4304651a2e6b7e7e45a
Formbook
fd07424319841f436b7aeab83c5e449b99957183beea80340cc968adab5ce46a
Formbook
+ 3'047 additional samples on MalwareBazaar
Result
Malware family:
formbook
Create hunting rule
Score:
  10/10
Tags:
family:formbook campaign:wm23 rat spyware stealer trojan
Link:
https://tria.ge/reports/230508-hrha8ahd47/
Behaviour
Enumerates system info in registry
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
Deletes itself
Formbook payload
Formbook
Unpacked files
SH256 hash:
dab9e93a41a3ba7c82318ad6e089ca19e4e98c3c000aa5cae3d8353620b9d163
MD5 hash:
8a07b1201027f64e7ee27fa045160eb6
SHA1 hash:
b969ba87ddc0c7c88f986e07b800cdc251e87bb1
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/9128ece6-7cbb-46ea-83e4-307023adc148/
Parent samples :
59393e44f0898bff733233dab3423c0a682c583886d87897f3ee184fd0acb3d1
dee9f9c3981971bad83e2d8e0735f699a74dfb1be01da7a7bf8b7dd584a731dc
ba666b362fbf39a28389eacd17bbe764cf1ea11428f381bb2c874e2dbbe5586d
7dc1242cf01a3a2527ab8a7e03c370f556e3d62f4ad2567aa383000bb3448517
813edf2d24ed87e7182a05b6c7ae8acaee063fe5ff270b82d20ed00030caacb6
3fc300b0b16fefb8d0dc08f09803d7dbff6be6ea2a4c87833fb285499a3fc6f0
SH256 hash:
56aaa2b9e53d69dd75c8d1247220d8ea97b1b7705796b2e2ddff34c7eea8adee
MD5 hash:
50f28d178452b2db4e1f466904e55c78
SHA1 hash:
d9a3246a570715d756a6c653b6818afb99ae39ec
Link:
https://www.unpac.me/results/9128ece6-7cbb-46ea-83e4-307023adc148/
SH256 hash:
0781f74db6c9ff7aa0c1e76dd0ebc4a9575fba6caca9aac9fb0131c5a73c84be
MD5 hash:
2c064163cda2f093cf6d20302481dff7
SHA1 hash:
cf948b10d999c369ef51972f86278a4f536d400d
Link:
https://www.unpac.me/results/9128ece6-7cbb-46ea-83e4-307023adc148/
SH256 hash:
78df8242f1ca4bdc47a69c9ef128f8ff1a54b5fbe65f91d1fd4a5667ec7aa4bb
MD5 hash:
6fe068c9c0e8991222d166aa2b1a790d
SHA1 hash:
b46b92ba5eb4ef18a2c95b543f8f95fc436620d9
Link:
https://www.unpac.me/results/9128ece6-7cbb-46ea-83e4-307023adc148/
SH256 hash:
ba666b362fbf39a28389eacd17bbe764cf1ea11428f381bb2c874e2dbbe5586d
MD5 hash:
b77095273c3615edd71fdc14a5b6872a
SHA1 hash:
e3bfdc81446434eb55625ae2bbc7be91c6868399
Link:
https://www.unpac.me/results/9128ece6-7cbb-46ea-83e4-307023adc148/
Malware family:
FormBook
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/ba666b362fbf/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.

Malspam

Formbook

Executable exe ba666b362fbf39a28389eacd17bbe764cf1ea11428f381bb2c874e2dbbe5586d

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/387410/

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