agenttesla | 1db859eb9aef5ca51d4af8d3eb0f263af3a497b3daf4dbedf1cdc6847c3213cb

Analysis

max time kernel
152s
max time network
164s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-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-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	CasPol.exe
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	CasPol.exe
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\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 568 set thread context of 2560 568 RFQ- 19A20060.exe CasPol.exe
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

CasPol.exe

pid process

2560 CasPol.exe
2560 CasPol.exe
2560 CasPol.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

RFQ- 19A20060.exeCasPol.exe

description pid process

Token: SeDebugPrivilege 568 RFQ- 19A20060.exe
Token: SeDebugPrivilege 2560 CasPol.exe

description	pid	process	target process
PID 568 set thread context of 2560	568	RFQ- 19A20060.exe	CasPol.exe

pid	process
2560	CasPol.exe
2560	CasPol.exe
2560	CasPol.exe

description	pid	process
Token: SeDebugPrivilege	568	RFQ- 19A20060.exe
Token: SeDebugPrivilege	2560	CasPol.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

RFQ- 19A20060.exe

description	pid	process	target process
PID 568 wrote to memory of 2560	568	RFQ- 19A20060.exe	CasPol.exe
PID 568 wrote to memory of 2560	568	RFQ- 19A20060.exe	CasPol.exe
PID 568 wrote to memory of 2560	568	RFQ- 19A20060.exe	CasPol.exe
PID 568 wrote to memory of 2560	568	RFQ- 19A20060.exe	CasPol.exe
PID 568 wrote to memory of 2560	568	RFQ- 19A20060.exe	CasPol.exe
PID 568 wrote to memory of 2560	568	RFQ- 19A20060.exe	CasPol.exe
PID 568 wrote to memory of 2560	568	RFQ- 19A20060.exe	CasPol.exe
PID 568 wrote to memory of 2560	568	RFQ- 19A20060.exe	CasPol.exe

outlook_office_path 1 IoCs

Processes:

CasPol.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\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-1-5-21-2629973501-4017243118-3254762364-1000\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:568

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:2560

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Email Collection

T1114

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/568-132-0x0000021897AB0000-0x0000021897B2C000-memory.dmp

Filesize
496KB

Download
memory/568-133-0x00007FFC9AB30000-0x00007FFC9B5F1000-memory.dmp

Filesize
10.8MB

Download
memory/568-136-0x00007FFC9AB30000-0x00007FFC9B5F1000-memory.dmp

Filesize
10.8MB

Download
memory/2560-134-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2560-135-0x0000000000437B2E-mapping.dmp

Download
memory/2560-137-0x0000000005820000-0x0000000005DC4000-memory.dmp

Filesize
5.6MB

Download
memory/2560-138-0x00000000051A0000-0x000000000523C000-memory.dmp

Filesize
624KB

Download
memory/2560-139-0x0000000006010000-0x0000000006076000-memory.dmp

Filesize
408KB

Download
memory/2560-140-0x00000000062D0000-0x0000000006320000-memory.dmp

Filesize
320KB

Download
memory/2560-141-0x00000000064B0000-0x0000000006542000-memory.dmp

Filesize
584KB

Download
memory/2560-142-0x00000000067C0000-0x00000000067CA000-memory.dmp

Filesize
40KB

Download