MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 aa0d7a869139a6e9e4706324b519e9571241367507559f01ad6f9ddf4687693e. 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 17 File information Comments

SHA256 hash:	aa0d7a869139a6e9e4706324b519e9571241367507559f01ad6f9ddf4687693e
SHA3-384 hash:	12cce51530667d6f8f2ad75aecb2d35d25dbed911c5ecedfc887296734632838c0f80b3374441281c0554b5acc15246f
SHA1 hash:	8187f0614ca7060b995fe96a604baca3d27c0ca3
MD5 hash:	51c8df4f2082d1b9b5fd4ecdfb9cbd79
humanhash:	romeo-september-tennis-black
File name:	factura 00005111, 005112,, 005113, 005114,,, 005115.pdf.bat
Download:	download sample
Signature	Formbook Create hunting rule
File size:	727'040 bytes
First seen:	2024-01-16 18:38:02 UTC
Last seen:	2024-01-16 20:21:27 UTC
File type:	exe
MIME type:	application/x-dosexec
imphash	21371b611d91188d602926b15db6bd48 (60 x Formbook, 23 x AgentTesla, 20 x RemcosRAT)
ssdeep	12288:VsHzOUNUSB/o5LsI1uwajJ5yvv1l2OWI/iXTyoMhLaYo:MiUmSB/o5d1ubcvBX/iXW2B
Threatray	4'851 similar samples on MalwareBazaar
TLSH	T169F4D0B134A5E887F6BB0DF3F95A677420E0269DA5FF104EA6DC977B01A2350009E36D
TrID	39.1% (.EXE) UPX compressed Win32 Executable (27066/9/6) 38.3% (.EXE) Win32 EXE Yoda's Crypter (26569/9/4) 7.2% (.EXE) Win16 NE executable (generic) (5038/12/1) 6.5% (.EXE) Win32 Executable (generic) (4505/5/1) 2.9% (.EXE) OS/2 Executable (generic) (2029/13)
File icon (PE):
dhash icon	64e4d4d4d4d4d4c4 (1 x Formbook)
Reporter	malwarelabnet
Tags:	exe FormBook

Intelligence

File Origin

# of uploads :

# of downloads :

326

Origin country :

Vendor Threat Intelligence

Malware family:

agenttesla

ID:

File name:

Orden_000957464478696785646674.pdf.uu

Verdict:

Malicious activity

Analysis date:

2024-01-16 18:40:06 UTC

Tags:

evasion stealer agenttesla

Link:

https://app.any.run/tasks/a03043fb-2ce6-49a5-bdeb-d30f31d12b2a

Note:

ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample

Detection:

AgentTeslaV2

Link:

https://www.capesandbox.com/analysis/471199/

Detection(s):

SecuriteInfo.com.Win32.Trojan.Agent.EFTR6C.6287.25982.UNOFFICIAL

Verdict:

Malicious

Threat level:

10/10

Confidence:

100%

Tags:

autoit control greyware keylogger lolbin lolbin masquerade packed packed packed shell32 upx

Link:

https://www.filescan.io/uploads/65a6cd0f784d3498d74070a0/reports/8b62fc1c-d620-4151-a911-c91688e44217/overview

Verdict:

Malicious

Labled as:

Malware

Link:

https://www.hybrid-analysis.com/sample/aa0d7a869139a6e9e4706324b519e9571241367507559f01ad6f9ddf4687693e

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.

Verdict:

Unknown

Link:

https://analyze.intezer.com/analyses/a4b818d4-95cf-45be-a539-2e0f203a955f

Result

Threat name:

AgentTesla

Detection:

malicious

Classification:

troj.spyw.evad

Score:

100 / 100

Link:

https://www.joesandbox.com/analysis/1375612

Signature

Antivirus / Scanner detection for submitted sample

Binary is likely a compiled AutoIt script file

Check if machine is in data center or colocation facility

Contains functionality to check if a debugger is running (CheckRemoteDebuggerPresent)

Contains functionality to log keystrokes (.Net Source)

Found API chain indicative of sandbox detection

Found malware configuration

Initial sample is a PE file and has a suspicious name

Machine Learning detection for sample

Malicious sample detected (through community Yara rule)

Maps a DLL or memory area into another process

Multi AV Scanner detection for submitted file

Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)

Queries sensitive video device information (via WMI, Win32_VideoController, often done to detect virtual machines)

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)

Uses an obfuscated file name to hide its real file extension (double extension)

Writes to foreign memory regions

Yara detected AgentTesla

Yara detected AntiVM3

Yara detected Generic Downloader

Behaviour

Behavior Graph:

Download SVG

Score:

98%

Verdict:

Malware

File Type:

Link:

https://malprob.io/report/aa0d7a869139a6e9e4706324b519e9571241367507559f01ad6f9ddf4687693e

Detection:

n/a

Link:

https://mwdb.cert.pl/sample/aa0d7a869139a6e9e4706324b519e9571241367507559f01ad6f9ddf4687693e/

Threat name:

Win32.Spyware.Negasteal

Status:

Malicious

First seen:

2024-01-16 16:28:49 UTC

File Type:

PE (Exe)

Extracted files:

AV detection:

18 of 24 (75.00%)

Threat level:

2/5

Detection(s):

Malicious file

Link:

https://check.spamhaus.org/check/?searchterm=vigxvburhgtotzdqmmslkgpjk4jecntva5kz6annn6o56ruhne7a._file

Verdict:

malicious

Label(s):

agenttesla_v4

agenttesla

Formbook

1d411c7bc92cb31171c0f02d34491ce6ee96eed6181e5cb075092209fdd60733

Formbook

5769990f534b9e77b10af7b86276d41673e4e5e81ee2be5768f838e838299cff

Formbook

667ade680488ead36e7e6cd112f953212c964c0dcbef2fe88923811df818e161

Formbook

aa0d7a869139a6e9e4706324b519e9571241367507559f01ad6f9ddf4687693e

Formbook

e7236fe777e772afa5fe027e6013318ae8724059ee3d05101771d4528e7fc5b6

Formbook

+ 4'841 additional samples on MalwareBazaar

Result

Malware family:

agenttesla

Score:

10/10

Tags:

family:agenttesla keylogger spyware stealer trojan upx

Link:

https://tria.ge/reports/240116-w938ashdg9/

Behaviour

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: MapViewOfSection

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

AutoIT Executable

Suspicious use of SetThreadContext

Looks up external IP address via web service

UPX packed file

AgentTesla

Unpacked files

SH256 hash:

6262a2af64ffe825409bcc421ee49d5059c119f31e1aecadeb54224d732b6f66

MD5 hash:

168d0e943005972c49d37789f723680c

SHA1 hash:

e912328392ead4004760e28b629026e2e89dae52

Detections:

win_agent_tesla_g2

INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients

Agenttesla_type2

MALWARE_Win_AgentTeslaV2

INDICATOR_SUSPICIOUS_Binary_References_Browsers

INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID

INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients

INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL

INDICATOR_EXE_Packed_GEN01

INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store

Link:

https://www.unpac.me/results/cc16c66b-cb1d-4fc5-b7ab-7883c6fb11eb/

Parent samples :

f47c028b576f0510c5a5ecee522789eccef66ac59d3d60e7b4c91ef0841e9730
d6be3ce60c7585b89ff180e61027f1c0259975b5c4b3d315fc9a70ee46e5392e
4a0a4e9caa9ec0c910beb5023912bdc59e0d07d8a5d6162dd265740630d9268b
5769990f534b9e77b10af7b86276d41673e4e5e81ee2be5768f838e838299cff
e7236fe777e772afa5fe027e6013318ae8724059ee3d05101771d4528e7fc5b6
1d411c7bc92cb31171c0f02d34491ce6ee96eed6181e5cb075092209fdd60733
667ade680488ead36e7e6cd112f953212c964c0dcbef2fe88923811df818e161
1730345fea7a9812b05c73cc2fe4791597f87d7ed40018c127c94f7066173353
aa0d7a869139a6e9e4706324b519e9571241367507559f01ad6f9ddf4687693e
b909af5762d7adef435ec0cb9afd8752d171952dc796d9a7269d2b1838e31225
9fed1695a089e3f2a246b6f9f23f096deaab55b31e9a133db47dbdd83ca4f126
ca8157919b90d7a631653dacf8e1bf9e9f7330e4afedb2d0fb9154e405a8b415
4d32e2790a7a84c1cf62be213293d84087c4fa7cb53431da4a25d805f1827d12
6262a2af64ffe825409bcc421ee49d5059c119f31e1aecadeb54224d732b6f66
03b39b5ae27efd95eb42ff9fea9a9fbaf6a381d5a7c8cc34d12be9d6b06248c1
4707037ad06f9050346dfc8046cbd3d55c93a16fa346d367caeb56068cdf0329
3d79bf5d780b6770babf2f2cba5549a01992d4e77f797292e2f4a3ecd668379c
56dc031aa91579dc52c287554375c2cbea9aa02601ec4a50ecb3ad7af014dead

SH256 hash:

3b79c33245861e85e7f80b42ea7f775b9ff58f0b4228686d252ffa550ce516c1

MD5 hash:

1bf81507624974789388299ab340481d

SHA1 hash:

f521b2787a393b5f7330f6c38f551dd3ccc15a83

Detections:

AutoIT_Compiled

Link:

https://www.unpac.me/results/cc16c66b-cb1d-4fc5-b7ab-7883c6fb11eb/

SH256 hash:

aa0d7a869139a6e9e4706324b519e9571241367507559f01ad6f9ddf4687693e

MD5 hash:

51c8df4f2082d1b9b5fd4ecdfb9cbd79

SHA1 hash:

8187f0614ca7060b995fe96a604baca3d27c0ca3

Link:

https://www.unpac.me/results/cc16c66b-cb1d-4fc5-b7ab-7883c6fb11eb/

Verdict:

Malicious

Link:

https://www.vmray.com/analyses/_mb/aa0d7a869139/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/aa0d7a869139a6e9e4706324b519e9571241367507559f01ad6f9ddf4687693e

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:	AgentTeslaV2 Create hunting rule
Author:	ditekshen
Description:	AgenetTesla Type 2 Keylogger payload

Rule name:	AgentTeslaV3 Create hunting rule
Author:	ditekshen
Description:	AgentTeslaV3 infostealer payload

Rule name:	DebuggerCheck__RemoteAPI Create hunting rule
Reference:	https://github.com/naxonez/yaraRules/blob/master/AntiDebugging.yara

Rule name:	INDICATOR_EXE_Packed_GEN01 Create hunting rule
Author:	ditekSHen
Description:	Detect packed .NET executables. Mostly AgentTeslaV4.

Rule name:	INDICATOR_SUSPICIOUS_Binary_References_Browsers Create hunting rule
Author:	ditekSHen
Description:	Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers.

Rule name:	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store Create hunting rule
Author:	ditekSHen
Description:	Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers

Rule name:	INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients Create hunting rule
Author:	ditekSHen
Description:	Detects executables referencing many email and collaboration clients. Observed in information stealers

Rule name:	INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients Create hunting rule
Author:	ditekSHen
Description:	Detects executables referencing many file transfer clients. Observed in information stealers

Rule name:	INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL Create hunting rule
Author:	ditekSHen
Description:	Detects binaries and memory artifacts referencing sandbox DLLs typically observed in sandbox evasion

Rule name:	INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID Create hunting rule
Author:	ditekSHen
Description:	Detects executables referencing Windows vault credential objects. Observed in infostealers

Rule name:	malware_Agenttesla_type2 Create hunting rule
Author:	JPCERT/CC Incident Response Group
Description:	detect Agenttesla in memory
Reference:	internal research

Rule name:	MALWARE_Win_AgentTeslaV2 Create hunting rule
Author:	ditekSHen
Description:	AgenetTesla Type 2 Keylogger payload

Rule name:	NETexecutableMicrosoft Create hunting rule
Author:	malware-lu

Rule name:	pe_imphash Create hunting rule

Rule name:	Skystars_Malware_Imphash Create hunting rule
Author:	Skystars LightDefender
Description:	imphash

Rule name:	UPXV200V290MarkusOberhumerLaszloMolnarJohnReiser Create hunting rule
Author:	malware-lu

Rule name:	Windows_Trojan_AgentTesla_ebf431a8 Create hunting rule
Author:	Elastic Security

File information

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

Cape

https://www.capesandbox.com/analysis/471199/

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