MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 05b9b2ba7cef56b08f7d979f09119528e4de33b6165599c5f550b8c3c7a3f9d2. 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: 17


Intelligence 17 IOCs YARA 2 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 05b9b2ba7cef56b08f7d979f09119528e4de33b6165599c5f550b8c3c7a3f9d2
SHA3-384 hash: 3910fbcfc7eb1947f36cd02e69cb55e40f111f9e5669538a031c1b82d99ccd3c205a8801a0f54794b2783eb5540c7508
SHA1 hash: b33ac69d327091b970ba05b3b24451d32607ac24
MD5 hash: bfe2de8eba236fb0eb346c2f86c3bf26
humanhash: september-hotel-nuts-monkey
File name:Purchase Order.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:1'095'168 bytes
First seen:2023-06-14 08:39:29 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash f34d5f2d4577ed6d9ceec516c1f5a744 (48'652 x AgentTesla, 19'463 x Formbook, 12'204 x SnakeKeylogger)
ssdeep 12288:qqr+rZVvLJPXmkZ3qlFFr0lJYJwOXGkhzPeXpRP+sv:qrrtX58FF5wOXGkFCpb
Threatray 5'382 similar samples on MalwareBazaar
TLSH T17735913E1CBE523B95B4C6AACFD58827F440E5B731226D39A4D353864356E8239C723E
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 :
1
# of downloads :
269
Origin country :
CH CH
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
Purchase Order.exe
Verdict:
Malicious activity
Analysis date:
2023-06-14 08:58:36 UTC
Tags:
n/a
Link:
https://app.any.run/tasks/cccc4adb-19ad-40d2-ba17-11e556385693

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
XorStringsNET
Create hunting rule
Link:
https://www.capesandbox.com/analysis/398655/
Detection(s):
SecuriteInfo.com.Trojan.GenericKD.67510308.31874.23030.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a window
Verdict:
Malicious
Threat level:
  10/10
Confidence:
100%
Tags:
quasar
Link:
https://www.filescan.io/uploads/64897ce4afa30f336ef0e655/reports/6de1f25b-6a36-4bd2-9758-da8aed41796e/overview
Verdict:
Malicious
Labled as:
Trojan.Generic
Link:
https://www.hybrid-analysis.com/sample/05b9b2ba7cef56b08f7d979f09119528e4de33b6165599c5f550b8c3c7a3f9d2
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/b7ecebba-2df0-4bc6-a089-57ce531a7d57
Result
Threat name:
AgentTesla, zgRAT
Create hunting rule
Detection:
malicious
Classification:
troj.spyw.evad
Score:
100 / 100
Link:
https://www.joesandbox.com/analysis/1254283
Signature
.NET source code contains very large strings
Found malware configuration
Initial sample is a PE file and has a suspicious name
Injects a PE file into a foreign processes
Machine Learning detection for sample
Malicious sample detected (through community Yara rule)
May check the online IP address of the machine
Multi AV Scanner detection for submitted file
Queries sensitive network adapter information (via WMI, Win32_NetworkAdapter, often done to detect virtual machines)
Sample uses string decryption to hide its real strings
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)
Yara detected AgentTesla
Yara detected zgRAT
Behaviour
Behavior Graph:
Download SVG
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/05b9b2ba7cef56b08f7d979f09119528e4de33b6165599c5f550b8c3c7a3f9d2/
Threat name:
ByteCode-MSIL.Trojan.AgentTesla
Create hunting rule
Status:
Malicious
First seen:
2023-06-13 22:10:38 UTC
File Type:
PE (.Net Exe)
Extracted files:
4
AV detection:
15 of 24 (62.50%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=aw43fot455llbd35s6pqsemvfdsn4m5wczkztrpvkc4mhr5d7hja._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
Similar samples:
57191284c75940f3a637266acc38d3a503ab97a52c9d99a0a85ff61d27420b6f
AgentTesla
58036d338d5e813b0143524d21a140f38d8b58f1a531b72f7ce4a82091380185
AgentTesla
5d9023550ab2c666d9361bb72940be22b4304febbb93f21e4a93ea93748f33c8
AgentTesla
60e1ed8c3c6bc9d9ef48d6e2129a75c8d39deb97844ab5b17944539e4400f24a
AgentTesla
813ee787efe7691b84a7286dfb567f0f6f377f3ac0f0d2dc200e106df9f8f222
AgentTesla
852e0d9a8f474077261d053d587868b211e70eff320a7e7067c3fc1cb3253ea5
AgentTesla
8617b9831e3ac243a932ac26cb32dcf1b3554300389c2d6d88b920b5d97be0dd
AgentTesla
9267fc3af8040cbf3f53d4501c063d70e54574c98d7133a5c18c8d5b9686d901
AgentTesla
d1152b70f5918e5fcb1e0648d485d7ed5b06a2394bf182ff0a1049cabb04d065
AgentTesla
eeb2bc1861ce16da1ce6bf7a28f19b6096454dd3f1133d3cc4f89e6eadf67dfa
AgentTesla
+ 5'372 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/230614-kkvzvafa55/
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
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:
c440617e04a50ced73c8ab992cbe8d8954a3e41f21f046ee9d1f2a41ea9b416d
MD5 hash:
9390df6c9a6111978dee5414bc42eda6
SHA1 hash:
d3cb1c366b9e466afa93eb369838a04d30777795
Link:
https://www.unpac.me/results/36be5f43-080f-4042-bc43-7b2ad7a4de01/
SH256 hash:
9f8e41845c036987e077fad933f55cb08580b9aea10f14c2025a1c955c88b705
MD5 hash:
6c2f276d56a0cd6a84a43d5e44310a19
SHA1 hash:
a57cce17fddca2f0d5c2a0c4f68519303373a5c3
Link:
https://www.unpac.me/results/36be5f43-080f-4042-bc43-7b2ad7a4de01/
SH256 hash:
f8dbc6077f6b01c6eec334061d687ff1b291a2aa5513cf1e0b5bde4a8dbc5588
MD5 hash:
15aab611795bcbf2758052944013be1a
SHA1 hash:
772a1002b111e117cf3b1e9f0cabda4894777399
Link:
https://www.unpac.me/results/36be5f43-080f-4042-bc43-7b2ad7a4de01/
SH256 hash:
af5628432c6d8e7c7de62add7ed15d79e04a8320a2917c87577f117510753bef
MD5 hash:
8276c1e9a22142555e24725ca2304a0b
SHA1 hash:
5e945688b82f0281849fb89eaa5e5daae9559244
Link:
https://www.unpac.me/results/36be5f43-080f-4042-bc43-7b2ad7a4de01/
SH256 hash:
dc75b431b7d923f594786d7f2e820af9ecedb8fba91c210fd3782386003e6dc6
MD5 hash:
b8366ce3c58e423959ecd7753b36bdd4
SHA1 hash:
583c0ea85f998b43477af2e03fbab5cec79aed2c
Detections:
AgentTeslaXorStringsNet
Create hunting rule
Link:
https://www.unpac.me/results/36be5f43-080f-4042-bc43-7b2ad7a4de01/
Parent samples :
05b9b2ba7cef56b08f7d979f09119528e4de33b6165599c5f550b8c3c7a3f9d2
e2a4e3661a1ba5c88dbfcb792f0d489b37f14f74f2d1b2111a278bc81fb930c7
3520f6322123eacd232b1dd107d892e852aa8cfa79eaf4fc3fb9c5b23893c948
0e2e9a7a5d6597e2d6e890b3dabd32d067c4e63cbaaf0428cefca2ca8822aa94
cf1eb9b3d862c9f561c215d3c9c49795fd822b4022e325368963376014fce4e3
SH256 hash:
05b9b2ba7cef56b08f7d979f09119528e4de33b6165599c5f550b8c3c7a3f9d2
MD5 hash:
bfe2de8eba236fb0eb346c2f86c3bf26
SHA1 hash:
b33ac69d327091b970ba05b3b24451d32607ac24
Link:
https://www.unpac.me/results/36be5f43-080f-4042-bc43-7b2ad7a4de01/
Malware family:
AgentTesla
Create hunting rule
Verdict:
Malicious
Link:
https://www.vmray.com/analyses/_mb/05b9b2ba7cef/report/overview.html
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
AgentTesla
Score:
0.90
Link:
https://yomi.yoroi.company/submissions/05b9b2ba7cef56b08f7d979f09119528e4de33b6165599c5f550b8c3c7a3f9d2

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

AgentTesla

ace 5930dce2e28222e38cfc257cab9cbe4cb65ae0667c9464bfab073f4f9fe815c5

AgentTesla

Executable exe 05b9b2ba7cef56b08f7d979f09119528e4de33b6165599c5f550b8c3c7a3f9d2

(this sample)

  
Delivery method
Other
  
Dropped by
SHA256 5930dce2e28222e38cfc257cab9cbe4cb65ae0667c9464bfab073f4f9fe815c5
Cape
Cape
https://www.capesandbox.com/analysis/398655/
  
Dropped by
MD5 2781a721380fe9407f7d159b498eaf93

Comments