agenttesla | 1db859eb9aef5ca51d4af8d3eb0f263af3a497b3daf4dbedf1cdc6847c3213cb

Analysis

max time kernel
129s
max time network
42s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
25-11-2022 13:46

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General

Target

RFQ- 19A20060.exe
Size

476KB
MD5

18bc83da8bfabb01740276062d6e014e
SHA1

2b9e4c4d82fcb91ec317ba1ea94a43c99c1a88f3
SHA256

17fad325e9717e20c930f698f08f711320a505560e239b5de9df67c62258a3bd
SHA512

718cbb37c7248661a778dfa8015e232e87cd00d6cb606e9b0ba4c0d63fcf52f493ee6bbb6d479f60c1428bf6384012cce7a81a8c3a16914114e0394f1bcd5381
SSDEEP

12288:/foXfDjiFs62c4Y40p9LqwFpFztF2+RCEUKMJ39Lavxrp:YXfDjiFKcFuwFpDQ+8HKMJpU

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.svcnc.com
Port:
587
Username:
[email protected]
Password:
Krupashine@6791
Email To:
[email protected]

Signatures

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

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

CasPol.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	CasPol.exe
Key opened	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	CasPol.exe
Key opened	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	CasPol.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

RFQ- 19A20060.exe

description pid process target process

PID 1672 set thread context of 1844 1672 RFQ- 19A20060.exe CasPol.exe
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

CasPol.exe

pid process

1844 CasPol.exe
1844 CasPol.exe
1844 CasPol.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

RFQ- 19A20060.exeCasPol.exe

description pid process

Token: SeDebugPrivilege 1672 RFQ- 19A20060.exe
Token: SeDebugPrivilege 1844 CasPol.exe

description	pid	process	target process
PID 1672 set thread context of 1844	1672	RFQ- 19A20060.exe	CasPol.exe

pid	process
1844	CasPol.exe
1844	CasPol.exe
1844	CasPol.exe

description	pid	process
Token: SeDebugPrivilege	1672	RFQ- 19A20060.exe
Token: SeDebugPrivilege	1844	CasPol.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

RFQ- 19A20060.exe

description	pid	process	target process
PID 1672 wrote to memory of 1844	1672	RFQ- 19A20060.exe	CasPol.exe
PID 1672 wrote to memory of 1844	1672	RFQ- 19A20060.exe	CasPol.exe
PID 1672 wrote to memory of 1844	1672	RFQ- 19A20060.exe	CasPol.exe
PID 1672 wrote to memory of 1844	1672	RFQ- 19A20060.exe	CasPol.exe
PID 1672 wrote to memory of 1844	1672	RFQ- 19A20060.exe	CasPol.exe
PID 1672 wrote to memory of 1844	1672	RFQ- 19A20060.exe	CasPol.exe
PID 1672 wrote to memory of 1844	1672	RFQ- 19A20060.exe	CasPol.exe
PID 1672 wrote to memory of 1844	1672	RFQ- 19A20060.exe	CasPol.exe
PID 1672 wrote to memory of 1844	1672	RFQ- 19A20060.exe	CasPol.exe

outlook_office_path 1 IoCs

Processes:

CasPol.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	CasPol.exe

outlook_win_path 1 IoCs

Processes:

CasPol.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-999675638-2867687379-27515722-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	CasPol.exe

C:\Users\Admin\AppData\Local\Temp\RFQ- 19A20060.exe
"C:\Users\Admin\AppData\Local\Temp\RFQ- 19A20060.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1672

C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\CasPol.exe"
2⤵
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:1844

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Email Collection

T1114

Command and Control

Exfiltration

Impact

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Downloads

memory/1672-54-0x0000000001200000-0x000000000127C000-memory.dmp

Filesize
496KB

Download
memory/1672-55-0x0000000000B60000-0x0000000000BDA000-memory.dmp

Filesize
488KB

Download
memory/1844-56-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1844-57-0x0000000000437B2E-mapping.dmp

Download
memory/1844-59-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1844-61-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1844-62-0x0000000075BD1000-0x0000000075BD3000-memory.dmp

Filesize
8KB

Download