agenttesla | 8c316e585ae6eca25662de6cabe7d047e5f0f9630c8331d1565345347b8c3395

Analysis

max time kernel
140s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240611-en
resource tags

arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system
submitted
20/06/2024, 01:34

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General

Target

Purchase order.exe
Size

625KB
MD5

e8d8ca457a6053f729967d83a0a88803
SHA1

61fe68d7713d5811f426bcc4ed40bb730f7d8423
SHA256

a3d537273efd479c1cc02c3d7e288482b495d119ffe172afa28aa33a6c90522b
SHA512

d0016e07e5c8108acb322b87bf31687db5007f1e29aaec062c9613cef65368bbd46bc6d0d1de19470c03d9c290c7dc7dc79bbe415045e0f12ee69d7e66f2e377
SSDEEP

12288:73TwuerhoVI6uncw29GeoKni8o0Zc3jD+R+xS5rkRHI+j7D:fwut+6Mc7yT8J8vpxQrkB9

Score

10^/10

agenttesla execution keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.mahesh-ent.com
Port:
587
Username:
[email protected]
Password:
M@hesh3981
Email To:
[email protected]

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
1004	powershell.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\Control Panel\International\Geo\Nation	Purchase order.exe

Looks up external IP address via web service 2 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
29	api.ipify.org
30	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3184 set thread context of 3152	3184	Purchase order.exe	97

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
4344	schtasks.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

pid	Process
3184	Purchase order.exe
3184	Purchase order.exe
1004	powershell.exe
3184	Purchase order.exe
3152	MSBuild.exe
3152	MSBuild.exe
1004	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	3184	Purchase order.exe
Token: SeDebugPrivilege	1004	powershell.exe
Token: SeDebugPrivilege	3152	MSBuild.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3152	MSBuild.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 3184 wrote to memory of 1004	3184	Purchase order.exe	93
PID 3184 wrote to memory of 1004	3184	Purchase order.exe	93
PID 3184 wrote to memory of 1004	3184	Purchase order.exe	93
PID 3184 wrote to memory of 4344	3184	Purchase order.exe	95
PID 3184 wrote to memory of 4344	3184	Purchase order.exe	95
PID 3184 wrote to memory of 4344	3184	Purchase order.exe	95
PID 3184 wrote to memory of 3152	3184	Purchase order.exe	97
PID 3184 wrote to memory of 3152	3184	Purchase order.exe	97
PID 3184 wrote to memory of 3152	3184	Purchase order.exe	97
PID 3184 wrote to memory of 3152	3184	Purchase order.exe	97
PID 3184 wrote to memory of 3152	3184	Purchase order.exe	97
PID 3184 wrote to memory of 3152	3184	Purchase order.exe	97
PID 3184 wrote to memory of 3152	3184	Purchase order.exe	97
PID 3184 wrote to memory of 3152	3184	Purchase order.exe	97

C:\Users\Admin\AppData\Local\Temp\Purchase order.exe
"C:\Users\Admin\AppData\Local\Temp\Purchase order.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3184
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\npskLsUx.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1004
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\npskLsUx" /XML "C:\Users\Admin\AppData\Local\Temp\tmp7678.tmp"
  2⤵
  - Scheduled Task/Job: Scheduled Task
  PID:4344
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:3152

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_o5fz31j1.41l.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp7678.tmp

Filesize
1KB

MD5
1ccc4ee6e899a369eb70d786f322055d

SHA1
831bcd362416bfc6673a58314bc950e42110e5e1

SHA256
7debd28ebb6866bce99ac2a998d303bc1c68150ed266a12fcb903eed5754a8b6

SHA512
aec06cf84e54dd419467fbc69bc3bcd79d99b118f3d32c1f3479026b7c516ca097ad67ffd4dbac3f4d330d80c0a0094b2ef4f21e13e5e91580db5ad92aea0be9

Download Submit
memory/1004-19-0x0000000005770000-0x0000000005D98000-memory.dmp

Filesize
6.2MB

Download
memory/1004-28-0x0000000006030000-0x0000000006384000-memory.dmp

Filesize
3.3MB

Download
memory/1004-62-0x0000000007C70000-0x0000000007C78000-memory.dmp

Filesize
32KB

Download
memory/1004-61-0x0000000007C90000-0x0000000007CAA000-memory.dmp

Filesize
104KB

Download
memory/1004-60-0x0000000007B90000-0x0000000007BA4000-memory.dmp

Filesize
80KB

Download
memory/1004-59-0x0000000007B80000-0x0000000007B8E000-memory.dmp

Filesize
56KB

Download
memory/1004-58-0x0000000007B50000-0x0000000007B61000-memory.dmp

Filesize
68KB

Download
memory/1004-57-0x0000000007BD0000-0x0000000007C66000-memory.dmp

Filesize
600KB

Download
memory/1004-56-0x00000000079C0000-0x00000000079CA000-memory.dmp

Filesize
40KB

Download
memory/1004-55-0x0000000007950000-0x000000000796A000-memory.dmp

Filesize
104KB

Download
memory/1004-16-0x00000000050A0000-0x00000000050D6000-memory.dmp

Filesize
216KB

Download
memory/1004-17-0x0000000074960000-0x0000000075110000-memory.dmp

Filesize
7.7MB

Download
memory/1004-53-0x0000000007860000-0x0000000007903000-memory.dmp

Filesize
652KB

Download
memory/1004-66-0x0000000074960000-0x0000000075110000-memory.dmp

Filesize
7.7MB

Download
memory/1004-52-0x0000000006C20000-0x0000000006C3E000-memory.dmp

Filesize
120KB

Download
memory/1004-25-0x0000000005FB0000-0x0000000006016000-memory.dmp

Filesize
408KB

Download
memory/1004-42-0x0000000070C40000-0x0000000070C8C000-memory.dmp

Filesize
304KB

Download
memory/1004-24-0x0000000005F40000-0x0000000005FA6000-memory.dmp

Filesize
408KB

Download
memory/1004-26-0x0000000074960000-0x0000000075110000-memory.dmp

Filesize
7.7MB

Download
memory/1004-21-0x0000000074960000-0x0000000075110000-memory.dmp

Filesize
7.7MB

Download
memory/1004-54-0x0000000007FA0000-0x000000000861A000-memory.dmp

Filesize
6.5MB

Download
memory/1004-41-0x0000000006C60000-0x0000000006C92000-memory.dmp

Filesize
200KB

Download
memory/1004-22-0x0000000005EA0000-0x0000000005EC2000-memory.dmp

Filesize
136KB

Download
memory/1004-40-0x0000000006BD0000-0x0000000006C1C000-memory.dmp

Filesize
304KB

Download
memory/1004-39-0x0000000006630000-0x000000000664E000-memory.dmp

Filesize
120KB

Download
memory/3152-38-0x0000000074960000-0x0000000075110000-memory.dmp

Filesize
7.7MB

Download
memory/3152-67-0x0000000074960000-0x0000000075110000-memory.dmp

Filesize
7.7MB

Download
memory/3152-20-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/3152-63-0x0000000006AF0000-0x0000000006B40000-memory.dmp

Filesize
320KB

Download
memory/3184-11-0x0000000006770000-0x00000000067F4000-memory.dmp

Filesize
528KB

Download
memory/3184-27-0x0000000074960000-0x0000000075110000-memory.dmp

Filesize
7.7MB

Download
memory/3184-0-0x000000007496E000-0x000000007496F000-memory.dmp

Filesize
4KB

Download
memory/3184-10-0x0000000006710000-0x000000000671C000-memory.dmp

Filesize
48KB

Download
memory/3184-9-0x0000000006700000-0x0000000006708000-memory.dmp

Filesize
32KB

Download
memory/3184-8-0x00000000052D0000-0x00000000052E2000-memory.dmp

Filesize
72KB

Download
memory/3184-7-0x00000000050A0000-0x000000000513C000-memory.dmp

Filesize
624KB

Download
memory/3184-6-0x0000000005DD0000-0x00000000062FC000-memory.dmp

Filesize
5.2MB

Download
memory/3184-5-0x0000000074960000-0x0000000075110000-memory.dmp

Filesize
7.7MB

Download
memory/3184-4-0x0000000004D90000-0x0000000004D9A000-memory.dmp

Filesize
40KB

Download
memory/3184-3-0x0000000004DE0000-0x0000000004E72000-memory.dmp

Filesize
584KB

Download
memory/3184-2-0x00000000052F0000-0x0000000005894000-memory.dmp

Filesize
5.6MB

Download
memory/3184-1-0x00000000002E0000-0x0000000000382000-memory.dmp

Filesize
648KB

Download