agenttesla | a4d604ac931839ec691dccc2474d80bf2f826693d4ce914a161a484288ebe20a

General

Target

RFQ.exe
Size

569KB
MD5

105cc34e0dcb56a0bb61374f2e6eaae6
SHA1

5e9dc5c0907fd3d4d3d3debc923b1715881da818
SHA256

a4d604ac931839ec691dccc2474d80bf2f826693d4ce914a161a484288ebe20a
SHA512

6133b8dc30fd532d585032acf515f49dce624139411a0c1879bd10a582a104743feed8d3c71523360c0e37d4bc5cc3141c7e1f0bc98f141010a7b127a20d6384

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.yandex.com
Port:
587
Username:
[email protected]
Password:
challenge12345@

Signatures

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

AgentTesla Payload 4 IoCs

resource	yara_rule
behavioral1/memory/1864-2-0x0000000000400000-0x0000000000452000-memory.dmp	family_agenttesla
behavioral1/memory/1864-3-0x000000000044CA9E-mapping.dmp	family_agenttesla
behavioral1/memory/1864-4-0x0000000000400000-0x0000000000452000-memory.dmp	family_agenttesla
behavioral1/memory/1864-5-0x0000000000400000-0x0000000000452000-memory.dmp	family_agenttesla

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-910373003-3952921535-3480519689-1000\Software\Microsoft\Windows\CurrentVersion\Run\LKUgjc = "C:\\Users\\Admin\\AppData\\Roaming\\LKUgjc\\LKUgjc.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 376 set thread context of 1864	376	RFQ.exe	26

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1864	RegSvcs.exe
1864	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1864	RegSvcs.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 376 wrote to memory of 1864	376	RFQ.exe	26
PID 376 wrote to memory of 1864	376	RFQ.exe	26
PID 376 wrote to memory of 1864	376	RFQ.exe	26
PID 376 wrote to memory of 1864	376	RFQ.exe	26
PID 376 wrote to memory of 1864	376	RFQ.exe	26
PID 376 wrote to memory of 1864	376	RFQ.exe	26
PID 376 wrote to memory of 1864	376	RFQ.exe	26
PID 376 wrote to memory of 1864	376	RFQ.exe	26
PID 376 wrote to memory of 1864	376	RFQ.exe	26
PID 376 wrote to memory of 1864	376	RFQ.exe	26
PID 376 wrote to memory of 1864	376	RFQ.exe	26
PID 376 wrote to memory of 1864	376	RFQ.exe	26
PID 1864 wrote to memory of 1672	1864	RegSvcs.exe	28
PID 1864 wrote to memory of 1672	1864	RegSvcs.exe	28
PID 1864 wrote to memory of 1672	1864	RegSvcs.exe	28
PID 1864 wrote to memory of 1672	1864	RegSvcs.exe	28

C:\Users\Admin\AppData\Local\Temp\RFQ.exe
"C:\Users\Admin\AppData\Local\Temp\RFQ.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:376
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "{path}"
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1864
- - C:\Windows\SysWOW64\netsh.exe
    "netsh" wlan show profile
    3⤵
    PID:1672

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1864-2-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1864-4-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/1864-5-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download

Analysis

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