MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 cb3cd1f7db0ac8ef966e513358935676673bd972b8baad11ef0f2a8bfdb9cbe4. 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: 14


Intelligence 14 IOCs YARA 4 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: cb3cd1f7db0ac8ef966e513358935676673bd972b8baad11ef0f2a8bfdb9cbe4
SHA3-384 hash: 85a1f7b761ff4e5d6aaf9a0321c905350415800a169a0c298cbdc8fa72cc212d2cb1182e8b834d55ed5a000379cea342
SHA1 hash: 42c8a406496525574a3954a219968db17eb7877f
MD5 hash: 33a2aca5866de0f687e0d5d64c1feb9b
humanhash: coffee-kilo-floor-colorado
File name:RFQ_20231201-876658xls.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:755'712 bytes
First seen:2023-12-01 13:55:27 UTC
Last seen:2023-12-01 15:31:39 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'663 x AgentTesla, 19'478 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 12288:kI2ICYm2L/c37RaJFheLHUvGnJ6zsCMgzF+Nm3jZ738FQTft:AX27c3yQL0vyljgzAwjZj8C
Threatray 3'253 similar samples on MalwareBazaar
TLSH T140F4F1163378DB03E9BA8BF46052755453FA25AE2022F6581DC235CF50E9FD94AB0BCB
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:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
323
Origin country :
DE DE
Vendor Threat Intelligence
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/461718/
Detection(s):
SecuriteInfo.com.Trojan.Inject4.59820.22349.26554.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Сreating synchronization primitives
Searching for synchronization primitives
Creating a window
Unauthorized injection to a recently created process
Restart of the analyzed sample
Creating a file
Using the Windows Management Instrumentation requests
DNS request
Sending an HTTP GET request
Reading critical registry keys
Sending a custom TCP request
Setting a keyboard event handler
Stealing user critical data
Verdict:
Malicious
Labled as:
Win/malicious_confidence_100%
Link:
https://www.hybrid-analysis.com/sample/cb3cd1f7db0ac8ef966e513358935676673bd972b8baad11ef0f2a8bfdb9cbe4
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:
Agent Tesla
Create hunting rule
Verdict:
Malicious
Link:
https://analyze.intezer.com/analyses/d753a128-d9bd-40b6-9fc1-35891c9992ca
Result
Threat name:
AgentTesla
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1351419
Behaviour
Behavior Graph:
n/a
Score:
100%
Verdict:
Malware
File Type:
PE
Link:
https://malprob.io/report/cb3cd1f7db0ac8ef966e513358935676673bd972b8baad11ef0f2a8bfdb9cbe4
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/cb3cd1f7db0ac8ef966e513358935676673bd972b8baad11ef0f2a8bfdb9cbe4/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2023-12-01 13:56:04 UTC
File Type:
PE (.Net Exe)
Extracted files:
19
AV detection:
16 of 23 (69.57%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=zm6nd563bleo7ftokezvre2wozttxwlsxc5k2eppb4vix7nzzpsa._file
Verdict:
malicious
Label(s):
agenttesla_v4
Create hunting rule
agenttesla
Create hunting rule
Similar samples:
1c6dffa90d393fdcc2db9e1cf8af2c557129bb4afadb04d87969ad3edd10ffc3
AgentTesla
5a420cf9353018576f8b446fd12723e585b96e2086b4aabf06cd113f376a6369
AgentTesla
5bd3f5d12690c59a0b40566fdc674310f02d4e19d6a6c6dba23b71854872d1fd
AgentTesla
f965267c9355d56472408f903ba9ddfea146c796a561426eac3ec35c46857a7d
AgentTesla
+ 3'243 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
family:agenttesla keylogger spyware stealer trojan
Link:
https://tria.ge/reports/231201-q8nhkaac39/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious use of SetThreadContext
Looks up external IP address via web service
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
AgentTesla
Unpacked files
SH256 hash:
bc99dcc182eaf17394c34611c1aef4ad45c3079ae116c19caa17620d64c39f7c
MD5 hash:
84fe0cc42b4f30e7b6f58c92f9ad3d56
SHA1 hash:
d753cc7cc8e2927f9cde57fb67b5bceebd2f5fd2
Link:
https://www.unpac.me/results/647619ec-96bc-45c9-ba8c-af41a00a3352/
SH256 hash:
5477a122664afe508f5647e6ee8144322f4242b4953f0cec8509f83fc3c18adb
MD5 hash:
ac229a9af00a4949468d32d363b5510c
SHA1 hash:
cbe00f0983ca45e97caffe1e4fb06c61abb8db70
Link:
https://www.unpac.me/results/647619ec-96bc-45c9-ba8c-af41a00a3352/
SH256 hash:
ab0b78a1ec92c55aee018b3e19f8654ceaf73c10be67dcf7f3507325e93f6e27
MD5 hash:
132afbda7d9d31d564e29207e34fcf12
SHA1 hash:
bcdfe4b7c8d6eeceff9020ba044843a1e0f20855
Link:
https://www.unpac.me/results/647619ec-96bc-45c9-ba8c-af41a00a3352/
SH256 hash:
3da3723b138d4580ed2038ff49d892231a70dd8f3031dd143b0846a4f05240ce
MD5 hash:
dfc1def464de5859347b1c3dcca190ce
SHA1 hash:
94c552839f26dabf92e10b7c8d83a437e0500155
Detections:
win_agent_tesla_g2
Create hunting rule
Agenttesla_type2
Create hunting rule
INDICATOR_EXE_Packed_GEN01
Create hunting rule
INDICATOR_SUSPICIOUS_Binary_References_Browsers
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_References_Messaging_Clients
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_Referenfces_File_Transfer_Clients
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_VaultSchemaGUID
Create hunting rule
INDICATOR_SUSPICIOUS_EXE_SandboxHookingDLL
Create hunting rule
MALWARE_Win_AgentTeslaV2
Create hunting rule
Link:
https://www.unpac.me/results/647619ec-96bc-45c9-ba8c-af41a00a3352/
Parent samples :
f965267c9355d56472408f903ba9ddfea146c796a561426eac3ec35c46857a7d
5bd3f5d12690c59a0b40566fdc674310f02d4e19d6a6c6dba23b71854872d1fd
5a420cf9353018576f8b446fd12723e585b96e2086b4aabf06cd113f376a6369
927273f7e580438d982ad6a4d7d354f9ccc7ed54b549595a8083e32e81baa500
1c6dffa90d393fdcc2db9e1cf8af2c557129bb4afadb04d87969ad3edd10ffc3
cb3cd1f7db0ac8ef966e513358935676673bd972b8baad11ef0f2a8bfdb9cbe4
SH256 hash:
0e8a5f6bd3e915b9d2fae9428730dc5017348d23b622bccbb1971e352052734b
MD5 hash:
56feb04fdc8b0453c62267ac204ed555
SHA1 hash:
7d41fb41cac90bea85cb6691a5945568115cbcbf
Link:
https://www.unpac.me/results/647619ec-96bc-45c9-ba8c-af41a00a3352/
SH256 hash:
cb3cd1f7db0ac8ef966e513358935676673bd972b8baad11ef0f2a8bfdb9cbe4
MD5 hash:
33a2aca5866de0f687e0d5d64c1feb9b
SHA1 hash:
42c8a406496525574a3954a219968db17eb7877f
Link:
https://www.unpac.me/results/647619ec-96bc-45c9-ba8c-af41a00a3352/
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/cb3cd1f7db0a/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Malicious File
Score:
0.95
Link:
https://yomi.yoroi.company/submissions/cb3cd1f7db0ac8ef966e513358935676673bd972b8baad11ef0f2a8bfdb9cbe4

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:AgentTesla_DIFF_Common_Strings_01
Create hunting rule
Author:schmidtsz
Description:Identify partial Agent Tesla strings
Rule name:NET
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

File information

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

Malspam

AgentTesla

Executable exe cb3cd1f7db0ac8ef966e513358935676673bd972b8baad11ef0f2a8bfdb9cbe4

(this sample)

  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/461718/

Comments