MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 4c2f9e82e4659646aa281ac883da686b8599b518a536dbd3a2b0cf40620e0860. 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


AgentTesla


Vendor detections: 11


Intelligence 11 IOCs YARA 5 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 4c2f9e82e4659646aa281ac883da686b8599b518a536dbd3a2b0cf40620e0860
SHA3-384 hash: 7d5d24484e74333a8870749e49b62ae68057078f46b56ab4403a69873bd7899d55606b7657562043d53ceedf012e9659
SHA1 hash: cbf7c7cffd7d5b56cb005ae9d9d7b0450e00884a
MD5 hash: 221eb061fe7e6d03e95ba08feb6e7248
humanhash: cup-artist-colorado-network
File name:Ref 10M-86776)..exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:723'456 bytes
First seen:2023-04-18 13:24:00 UTC
Last seen:2023-04-18 16:29:14 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'658 x AgentTesla, 19'469 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:qnzIiJO0BLWwL/Gf6uldEyHAIsKmAvjwSbUbHOw:qntI04Y9ulVpJsSQbJ
Threatray 2'118 similar samples on MalwareBazaar
TLSH T1BDF48C3D3A9F4266E07ACB738E93F060E3BDD82BB11DF92928D3054446C698774D926D
TrID 63.0% (.EXE) Generic CIL Executable (.NET, Mono, etc.) (73123/4/13)
11.2% (.SCR) Windows screen saver (13097/50/3)
9.0% (.EXE) Win64 Executable (generic) (10523/12/4)
5.6% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
3.8% (.EXE) Win32 Executable (generic) (4505/5/1)
Reporter cocaman
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
226
Origin country :
CH CH
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Ref 10M-86776)..exe
Verdict:
Malicious activity
Analysis date:
2023-04-18 13:26:06 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/fbeb9e0e-8e2d-48ff-a569-df3b4df4c3e5

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/383036/
Detection(s):
Sanesecurity.Rogue.0hr.20230418-0632.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Sending a custom TCP request
Launching a process
Creating a file
Using the Windows Management Instrumentation requests
Reading critical registry keys
Forced shutdown of a system process
Stealing user critical data
Unauthorized injection to a system process
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
barys comodo lokibot packed
Link:
https://www.filescan.io/uploads/643e99f9b197bbdcf7dc49f1/reports/ecb2cc26-3474-452c-a37b-03b116f41f0a/overview
Verdict:
Malicious
Labled as:
Win/malicious_confidence_90%
Link:
https://www.hybrid-analysis.com/sample/4c2f9e82e4659646aa281ac883da686b8599b518a536dbd3a2b0cf40620e0860
Result
Verdict:
UNKNOWN
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:
Agent Tesla
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/55f98f06-102e-4c6e-8108-2fe8e64bc0b3
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1215980
Signature
Found malware configuration
Injects a PE file into a foreign processes
Machine Learning detection for sample
Multi AV Scanner detection for submitted file
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Snort IDS alert for network traffic
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 harvest and steal Putty / WinSCP information (sessions, passwords, etc)
Tries to steal Mail credentials (via file / registry access)
Writes to foreign memory regions
Yara detected AgentTesla
Yara detected AntiVM3
Behaviour
Behavior Graph:
Download SVG
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/4c2f9e82e4659646aa281ac883da686b8599b518a536dbd3a2b0cf40620e0860/
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=jqxz5axemwlenkridleihwtinocztniyuu3nxu5cwdhuayqobbqa._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
38c3ae233921c73bf8740f9bbcb42cb1b6c92eff4f28e16fbc53273a69f5d3ee
AgentTesla
86fe1b10dbbcc09763a47fe8763c4dfb1d118988be9f12b0436811c0391b2b95
AgentTesla
91b7c84b45a9f74780aed5d551cf59b93e8d2ce469b69227d1cd4d7d90fb6c58
AgentTesla
9dae0685d3f0af089704c4b032d79696500de70d2ea1e2cbcecbc54e2c5f956c
AgentTesla
f12eab3b67ee2319e87751025c12249d16d987355465125b9f35c552a3f6cb85
AgentTesla
+ 2'108 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla collection keylogger spyware stealer trojan
Link:
https://tria.ge/reports/230418-qndgvsbf49/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
AgentTesla
Unpacked files
SH256 hash:
ea8d4c91ec5bba5e1db6c17730d7ba5cdbb5ff3c1a777f70c90e91ce599d9b5d
MD5 hash:
27f5124bf8f451bca8d8a15c73c4f521
SHA1 hash:
5fd557e109b8fd1c3b362b64f0ba9f1600c07211
Link:
https://www.unpac.me/results/cdc0a707-63fb-4621-a3f3-9d6950ab7cfc/
SH256 hash:
3299a8ef31ae03fc22b166dc488e01b0ce4e1fa1d69eda00cc9aa95e29ec6f55
MD5 hash:
e0ca0a46582146a2af123c3b36f64a68
SHA1 hash:
332acd08aaed217d1c6278fae46284a53307aedf
Detections:
AgentTeslaXorStringsNet
Create hunting rule
Link:
https://www.unpac.me/results/cdc0a707-63fb-4621-a3f3-9d6950ab7cfc/
Parent samples :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 hash:
78603f79acdd6e6cc02dd7b31f1c4e56cf96f2d9c0b16323b236be214632106f
MD5 hash:
e3d2b02b286747d12998798fcfea0615
SHA1 hash:
1f5a126dac0863374995fa2dc061fe1bec4a4f8c
Link:
https://www.unpac.me/results/cdc0a707-63fb-4621-a3f3-9d6950ab7cfc/
SH256 hash:
4c2f9e82e4659646aa281ac883da686b8599b518a536dbd3a2b0cf40620e0860
MD5 hash:
221eb061fe7e6d03e95ba08feb6e7248
SHA1 hash:
cbf7c7cffd7d5b56cb005ae9d9d7b0450e00884a
Link:
https://www.unpac.me/results/cdc0a707-63fb-4621-a3f3-9d6950ab7cfc/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/4c2f9e82e465/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.41
Link:
https://yomi.yoroi.company/submissions/4c2f9e82e4659646aa281ac883da686b8599b518a536dbd3a2b0cf40620e0860

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:MSIL_SUSP_OBFUSC_XorStringsNet
Create hunting rule
Author:dr4k0nia
Description:Detects XorStringsNET string encryption, and other obfuscators derived from it
Reference:https://github.com/dr4k0nia/yara-rules
Rule name:msil_susp_obf_xorstringsnet
Create hunting rule
Author:dr4k0nia
Description:Detects XorStringsNET string encryption, and other obfuscators derived from it
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

AgentTesla

zip 01049d421e0f771d7cc5ccaa49fa49b19e677cc36e4be1e095c2a2c3a0c78080

AgentTesla

Executable exe 4c2f9e82e4659646aa281ac883da686b8599b518a536dbd3a2b0cf40620e0860

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 01049d421e0f771d7cc5ccaa49fa49b19e677cc36e4be1e095c2a2c3a0c78080
Cape
Cape
https://www.capesandbox.com/analysis/383036/
  
Dropped by
MD5 805b33c96c00fb309dff26311ef01863

Comments