agenttesla | c30918e678ef92471a950450fd052eb49cbf066fa37a42bcf9c70b4a7522f86e

Analysis

max time kernel
62s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20230221-en
resource tags

arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system
submitted
19/04/2023, 10:06

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General

Target
PO23100050.exe
Size 581KB
Sample230419-l43pgabf71
SHA256 c30918e678ef92471a950450fd052eb49cbf066fa37a42bcf9c70b4a7522f86e
MD5 73330954b36c253f29158d4744be9cc3
SHA1 1b9612d092b55801face8450b13adbc56ead7c37
SHA512 dd2a3246875d75545802bec76e0020c7725cd21ac1dbb7372589339ab8157af03048d2971986cf51f0479c5fa7b72bc12aca8a259187ef969baa4bc862ccf480
SSDEEP 12288:ZIPb361WWcEM2LxsRPkE6dk6S09fAR8u2Hhn/vKcGQg:qqfM29eZukQfA+u2Hhn/vKcGr
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol
smtp
Host
mail.mbarieservicesltd.com
Port
587
Username
[email protected]
Password
*o9H+18Q4%;M
Email to
[email protected]

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO23100050.exe
Key opened	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO23100050.exe
Key opened	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO23100050.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2672 set thread context of 560	2672	PO23100050.exe	91

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2672	PO23100050.exe
2672	PO23100050.exe
2672	PO23100050.exe
2672	PO23100050.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2672	PO23100050.exe
Token: SeDebugPrivilege	560	PO23100050.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 2672 wrote to memory of 4560	2672	PO23100050.exe	89
PID 2672 wrote to memory of 4560	2672	PO23100050.exe	89
PID 2672 wrote to memory of 4560	2672	PO23100050.exe	89
PID 2672 wrote to memory of 4592	2672	PO23100050.exe	90
PID 2672 wrote to memory of 4592	2672	PO23100050.exe	90
PID 2672 wrote to memory of 4592	2672	PO23100050.exe	90
PID 2672 wrote to memory of 560	2672	PO23100050.exe	91
PID 2672 wrote to memory of 560	2672	PO23100050.exe	91
PID 2672 wrote to memory of 560	2672	PO23100050.exe	91
PID 2672 wrote to memory of 560	2672	PO23100050.exe	91
PID 2672 wrote to memory of 560	2672	PO23100050.exe	91
PID 2672 wrote to memory of 560	2672	PO23100050.exe	91
PID 2672 wrote to memory of 560	2672	PO23100050.exe	91
PID 2672 wrote to memory of 560	2672	PO23100050.exe	91

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO23100050.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	PO23100050.exe

C:\Users\Admin\AppData\Local\Temp\PO23100050.exe
"C:\Users\Admin\AppData\Local\Temp\PO23100050.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2672
- C:\Users\Admin\AppData\Local\Temp\PO23100050.exe
  "C:\Users\Admin\AppData\Local\Temp\PO23100050.exe"
  2⤵
  PID:4560
- C:\Users\Admin\AppData\Local\Temp\PO23100050.exe
  "C:\Users\Admin\AppData\Local\Temp\PO23100050.exe"
  2⤵
  PID:4592
- C:\Users\Admin\AppData\Local\Temp\PO23100050.exe
  "C:\Users\Admin\AppData\Local\Temp\PO23100050.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:560

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

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Downloads

PO23100050.exe.log

Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\PO23100050.exe.log
Size 1KB
SHA256 7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982
MD5 8ec831f3e3a3f77e4a7b9cd32b48384c
SHA1 d83f09fd87c5bd86e045873c231c14836e76a05c
SHA512 26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3
MD5 SHA1 SHA512

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memory/560-140-0x0000000000400000-0x0000000000430000-memory.dmp

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memory/560-147-0x0000000005900000-0x0000000005910000-memory.dmp

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memory/560-146-0x0000000006D90000-0x0000000006F52000-memory.dmp

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memory/560-145-0x0000000006A30000-0x0000000006A80000-memory.dmp

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memory/560-144-0x0000000005900000-0x0000000005910000-memory.dmp

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memory/560-143-0x0000000005790000-0x00000000057F6000-memory.dmp

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memory/2672-136-0x0000000004E10000-0x0000000004E1A000-memory.dmp

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memory/2672-139-0x0000000008320000-0x00000000083BC000-memory.dmp

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memory/2672-138-0x0000000005120000-0x0000000005130000-memory.dmp

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memory/2672-137-0x0000000005120000-0x0000000005130000-memory.dmp

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memory/2672-133-0x00000000004F0000-0x0000000000588000-memory.dmp

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memory/2672-135-0x0000000004EA0000-0x0000000004F32000-memory.dmp

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memory/2672-134-0x00000000053B0000-0x0000000005954000-memory.dmp

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