MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 c28559142e054b18009830100fd01e551ce2132a8002110f49f7d03d9b8232d4. 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: 12


Intelligence 12 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: c28559142e054b18009830100fd01e551ce2132a8002110f49f7d03d9b8232d4
SHA3-384 hash: 8f6a817ce1010cc340318e03f0925a23065acf1e423d9f6989d8dcc4e5c4e68879efe8082db9a36d3ecd67e2794a1ad0
SHA1 hash: ebbc4e79a7a61c6ff45efedb800419d29fc28ead
MD5 hash: a40c3ac04ec6d6fb3176acfbe61c2d66
humanhash: king-connecticut-hawaii-paris
File name:CONFIRM INVOICE SM21066V.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:967'168 bytes
First seen:2021-10-09 11:51:54 UTC
Last seen:2021-10-11 07:32:45 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'657 x AgentTesla, 19'469 x Formbook, 12'208 x SnakeKeylogger)
ssdeep 24576:hdkQF8FqNdoNJt/Ri36xIZ/VDHmPs2EE4:hYeoG3EIZ9DGPnt
Threatray 11'132 similar samples on MalwareBazaar
TLSH T12325BF5936207D9FE897C9718964BCE0AA217C6A57CBD207D017319CBE2E993CF901E3
Reporter GovCERT_CH
Tags:AgentTesla exe

Intelligence

File Origin
# of uploads :
2
# of downloads :
287
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
CONFIRM INVOICE SM21066V.exe
Verdict:
Suspicious activity
Analysis date:
2021-10-09 11:54:20 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/3c18dce7-7f9d-4177-befd-45eab011701e

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
AgentTeslaV3
Create hunting rule
Link:
https://www.capesandbox.com/analysis/196292/
Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Launching a process
Creating a file in the %temp% directory
Delayed writing of the file
Verdict:
Suspicious
Threat level:
  5/10
Confidence:
100%
Tags:
obfuscated packed
Link:
https://www.filescan.io/uploads/61618266334ba92bd922d450/reports/15be304e-a7c1-4c3f-bb4b-87daf51b2ea3/overview
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/c28559142e054b18009830100fd01e551ce2132a8002110f49f7d03d9b8232d4/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2021-10-09 11:52:06 UTC
AV detection:
19 of 28 (67.86%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=ykcvsfboavfrqaeygaia7ua6kuooeezkqabbcd2j67id3g4cglka._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
2282a50d33177e982a0704829cc50539d08a71329ca5afb9132a29b94011a209
AgentTesla
31900152ebb411e86701d5e4c7c4e5045aa9fde9794b2c5787b5e710620458b5
AgentTesla
7962a3af61a4ac9f4139a07bde78fe4b22b3699982c4350fa42fe9f0890d9a42
AgentTesla
7f3bc638d00a6b3fd61d768fd39047fc87b97942d809d16042770d42d0e0da24
AgentTesla
a24d0ce417486debf6ae1ba5f3f0993179451d2855c69619d50e3484c4f236a2
AgentTesla
c810e257ac876cb505d076efee941037f5f9fd11464a4af8515d0fbac61509b1
AgentTesla
f9c716c3b4b1144cc071f6056628f3f9c7fc05f20f17697b727804826ad03d3b
AgentTesla
+ 11'122 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/211009-n1qlvafcck/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
outlook_office_path
outlook_win_path
Program crash
Suspicious use of SetThreadContext
Accesses Microsoft Outlook profiles
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Reads user/profile data of web browsers
Drops file in Drivers directory
AgentTesla Payload
AgentTesla
Unpacked files
SH256 hash:
d434e7cb4105d7e760a39a1a8a1306338b00fbd6507025d53e4c44ede73d3788
MD5 hash:
6613b992e916924c3f38a179bb9866ab
SHA1 hash:
cd5741f4d0a4685c5fd9c9e2e708bbf33ec1691a
Link:
https://www.unpac.me/results/4b0b9721-72bd-4c13-a233-7628422e9562/
SH256 hash:
c8803c2ae73532f5672423a264d629f63f737b6a7cf4140631dcaefdf56e19d5
MD5 hash:
eb94c8891ebdfb6b56d2e38e94c49eda
SHA1 hash:
b9d9cd7887c5fe7d160b6c1b64f1a099e3726e49
Link:
https://www.unpac.me/results/4b0b9721-72bd-4c13-a233-7628422e9562/
SH256 hash:
67ceb23c94b9dd8a019b7e61ff7d700985f514dffc7f02d39dbf33ac36c7f314
MD5 hash:
399facc9c8db78c587cf4e6efc3fad6f
SHA1 hash:
06be79f6da32e68ad6e9c17875e6af1141a9ece8
Link:
https://www.unpac.me/results/4b0b9721-72bd-4c13-a233-7628422e9562/
SH256 hash:
c28559142e054b18009830100fd01e551ce2132a8002110f49f7d03d9b8232d4
MD5 hash:
a40c3ac04ec6d6fb3176acfbe61c2d66
SHA1 hash:
ebbc4e79a7a61c6ff45efedb800419d29fc28ead
Link:
https://www.unpac.me/results/4b0b9721-72bd-4c13-a233-7628422e9562/
Malware family:
Agent Tesla v3
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/c28559142e05/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/c28559142e054b18009830100fd01e551ce2132a8002110f49f7d03d9b8232d4

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: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 c28559142e054b18009830100fd01e551ce2132a8002110f49f7d03d9b8232d4

(this sample)

  
Dropped by
agenttesla
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/196292/

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