agenttesla | d872c84aaa87d90521400f1d6052524e0d2256b3d865aeaad679beea3919a49e

General

Target

RFQ_C73639811.PDF.exe
Size

436KB
MD5

6f5505f192e637d38811991f4f62b81a
SHA1

055e0e03018b75b39a551b754f4eaad8067e6481
SHA256

d872c84aaa87d90521400f1d6052524e0d2256b3d865aeaad679beea3919a49e
SHA512

82adeb010bdd3674b77bc930b7608e2bdc50a14309b42ea91c57f91225173cf23e417af50525ee40f720e025ad3ff68e3025a23c163e284eef33badc230a1017

Score

10^/10

persistence spyware keylogger trojan stealer agenttesla

Malware Config

Signatures

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

RFQ_C73639811.PDF.exeRFQ_C73639811.PDF.exe

description	pid	process	target process
PID 1388 wrote to memory of 1812	1388	RFQ_C73639811.PDF.exe	RFQ_C73639811.PDF.exe
PID 1388 wrote to memory of 1812	1388	RFQ_C73639811.PDF.exe	RFQ_C73639811.PDF.exe
PID 1388 wrote to memory of 1812	1388	RFQ_C73639811.PDF.exe	RFQ_C73639811.PDF.exe
PID 1388 wrote to memory of 1812	1388	RFQ_C73639811.PDF.exe	RFQ_C73639811.PDF.exe
PID 1388 wrote to memory of 1824	1388	RFQ_C73639811.PDF.exe	RFQ_C73639811.PDF.exe
PID 1388 wrote to memory of 1824	1388	RFQ_C73639811.PDF.exe	RFQ_C73639811.PDF.exe
PID 1388 wrote to memory of 1824	1388	RFQ_C73639811.PDF.exe	RFQ_C73639811.PDF.exe
PID 1388 wrote to memory of 1824	1388	RFQ_C73639811.PDF.exe	RFQ_C73639811.PDF.exe
PID 1388 wrote to memory of 1840	1388	RFQ_C73639811.PDF.exe	RFQ_C73639811.PDF.exe
PID 1388 wrote to memory of 1840	1388	RFQ_C73639811.PDF.exe	RFQ_C73639811.PDF.exe
PID 1388 wrote to memory of 1840	1388	RFQ_C73639811.PDF.exe	RFQ_C73639811.PDF.exe
PID 1388 wrote to memory of 1840	1388	RFQ_C73639811.PDF.exe	RFQ_C73639811.PDF.exe
PID 1388 wrote to memory of 1840	1388	RFQ_C73639811.PDF.exe	RFQ_C73639811.PDF.exe
PID 1388 wrote to memory of 1840	1388	RFQ_C73639811.PDF.exe	RFQ_C73639811.PDF.exe
PID 1388 wrote to memory of 1840	1388	RFQ_C73639811.PDF.exe	RFQ_C73639811.PDF.exe
PID 1388 wrote to memory of 1840	1388	RFQ_C73639811.PDF.exe	RFQ_C73639811.PDF.exe
PID 1388 wrote to memory of 1840	1388	RFQ_C73639811.PDF.exe	RFQ_C73639811.PDF.exe
PID 1840 wrote to memory of 1568	1840	RFQ_C73639811.PDF.exe	netsh.exe
PID 1840 wrote to memory of 1568	1840	RFQ_C73639811.PDF.exe	netsh.exe
PID 1840 wrote to memory of 1568	1840	RFQ_C73639811.PDF.exe	netsh.exe
PID 1840 wrote to memory of 1568	1840	RFQ_C73639811.PDF.exe	netsh.exe

Modifies service 2 TTPs 5 IoCs

persistence

Modify Registry

T1112

Modify Existing Service

T1031

Processes:

netsh.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\napagent\LocalConfig\Enroll\HcsGroups	netsh.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\NapAgent\Shas	netsh.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\NapAgent\Qecs	netsh.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\napagent\LocalConfig\UI	netsh.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\NapAgent\LocalConfig	netsh.exe

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

Data from Local System
T1005

Credentials in Files
T1081
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware

Data from Local System
T1005

Credentials in Files
T1081
AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
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

Data from Local System
T1005

Credentials in Files
T1081
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

RFQ_C73639811.PDF.exeRFQ_C73639811.PDF.exe

description pid process

Token: SeDebugPrivilege 1388 RFQ_C73639811.PDF.exe
Token: SeDebugPrivilege 1840 RFQ_C73639811.PDF.exe
Suspicious behavior: EnumeratesProcesses 5 IoCs

Processes:

RFQ_C73639811.PDF.exeRFQ_C73639811.PDF.exe

pid process

1388 RFQ_C73639811.PDF.exe
1388 RFQ_C73639811.PDF.exe
1388 RFQ_C73639811.PDF.exe
1840 RFQ_C73639811.PDF.exe
1840 RFQ_C73639811.PDF.exe
Suspicious use of SetThreadContext 1 IoCs

Processes:

RFQ_C73639811.PDF.exe

description pid process target process

PID 1388 set thread context of 1840 1388 RFQ_C73639811.PDF.exe RFQ_C73639811.PDF.exe

description	pid	process
Token: SeDebugPrivilege	1388	RFQ_C73639811.PDF.exe
Token: SeDebugPrivilege	1840	RFQ_C73639811.PDF.exe

pid	process
1388	RFQ_C73639811.PDF.exe
1388	RFQ_C73639811.PDF.exe
1388	RFQ_C73639811.PDF.exe
1840	RFQ_C73639811.PDF.exe
1840	RFQ_C73639811.PDF.exe

description	pid	process	target process
PID 1388 set thread context of 1840	1388	RFQ_C73639811.PDF.exe	RFQ_C73639811.PDF.exe

C:\Users\Admin\AppData\Local\Temp\RFQ_C73639811.PDF.exe
"C:\Users\Admin\AppData\Local\Temp\RFQ_C73639811.PDF.exe"
1⤵
- Suspicious use of WriteProcessMemory
- Suspicious use of AdjustPrivilegeToken
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetThreadContext
PID:1388

C:\Users\Admin\AppData\Local\Temp\RFQ_C73639811.PDF.exe
"{path}"
2⤵
PID:1812

C:\Users\Admin\AppData\Local\Temp\RFQ_C73639811.PDF.exe
"{path}"
2⤵
PID:1824

C:\Users\Admin\AppData\Local\Temp\RFQ_C73639811.PDF.exe
"{path}"
2⤵
- Suspicious use of WriteProcessMemory
- Suspicious use of AdjustPrivilegeToken
- Suspicious behavior: EnumeratesProcesses
PID:1840

C:\Windows\SysWOW64\netsh.exe
"netsh" wlan show profile
3⤵
- Modifies service
PID:1568

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Modify Existing Service

1

T1031

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials in Files

3

T1081

Discovery

Lateral Movement

Collection

Data from Local System

3

T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/1568-4-0x0000000000000000-mapping.dmp

Download
memory/1840-0-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1840-1-0x000000000044CC4E-mapping.dmp

Download
memory/1840-2-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1840-3-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download

Analysis

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