agenttesla | 5a182bbc0b6a621737548194ea2d6bb8f2d41c30ecb7c0252a30c14508a40c90

General

Target

PO, Order#4500484210.exe
Size

619KB
MD5

0152c29a0311f35d715518908c2efe8c
SHA1

e167834be76dcbbe7e8e3eb15ccc688376a79715
SHA256

5a182bbc0b6a621737548194ea2d6bb8f2d41c30ecb7c0252a30c14508a40c90
SHA512

c2911167c228ea9d5d77215173636aa34ba4c18c4651615a1979598b98614c1e90751c781810cf8d6336361b57d541d7f0a4c2d1df09c3b0b8ef3cccc4678720

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
a2plcpnl0347.prod.iad2.secureserver.net
Port:
587
Username:
[email protected]
Password:
Admin_123

Signatures

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

AgentTesla Payload 3 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1332-126-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral2/memory/1332-127-0x000000000043762E-mapping.dmp	family_agenttesla
behavioral2/memory/1332-132-0x00000000050F0000-0x00000000055EE000-memory.dmp	family_agenttesla

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

RegSvcs.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Windows\CurrentVersion\Run\AvrzbM = "C:\\Users\\Admin\\AppData\\Roaming\\AvrzbM\\AvrzbM.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

PO, Order#4500484210.exe

description pid process target process

PID 800 set thread context of 1332 800 PO, Order#4500484210.exe RegSvcs.exe
Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

PO, Order#4500484210.exeRegSvcs.exe

pid process

800 PO, Order#4500484210.exe
800 PO, Order#4500484210.exe
800 PO, Order#4500484210.exe
800 PO, Order#4500484210.exe
1332 RegSvcs.exe
1332 RegSvcs.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

PO, Order#4500484210.exeRegSvcs.exe

description pid process

Token: SeDebugPrivilege 800 PO, Order#4500484210.exe
Token: SeDebugPrivilege 1332 RegSvcs.exe

description	pid	process	target process
PID 800 set thread context of 1332	800	PO, Order#4500484210.exe	RegSvcs.exe

pid	process
800	PO, Order#4500484210.exe
800	PO, Order#4500484210.exe
800	PO, Order#4500484210.exe
800	PO, Order#4500484210.exe
1332	RegSvcs.exe
1332	RegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	800	PO, Order#4500484210.exe
Token: SeDebugPrivilege	1332	RegSvcs.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

PO, Order#4500484210.exe

description	pid	process	target process
PID 800 wrote to memory of 1332	800	PO, Order#4500484210.exe	RegSvcs.exe
PID 800 wrote to memory of 1332	800	PO, Order#4500484210.exe	RegSvcs.exe
PID 800 wrote to memory of 1332	800	PO, Order#4500484210.exe	RegSvcs.exe
PID 800 wrote to memory of 1332	800	PO, Order#4500484210.exe	RegSvcs.exe
PID 800 wrote to memory of 1332	800	PO, Order#4500484210.exe	RegSvcs.exe
PID 800 wrote to memory of 1332	800	PO, Order#4500484210.exe	RegSvcs.exe
PID 800 wrote to memory of 1332	800	PO, Order#4500484210.exe	RegSvcs.exe
PID 800 wrote to memory of 1332	800	PO, Order#4500484210.exe	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\PO, Order#4500484210.exe
"C:\Users\Admin\AppData\Local\Temp\PO, Order#4500484210.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:800
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1332

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/800-114-0x00000000006B0000-0x00000000006B1000-memory.dmp

Filesize
4KB

Download
memory/800-116-0x0000000004FF0000-0x0000000004FF1000-memory.dmp

Filesize
4KB

Download
memory/800-117-0x0000000005590000-0x0000000005591000-memory.dmp

Filesize
4KB

Download
memory/800-118-0x0000000005090000-0x0000000005091000-memory.dmp

Filesize
4KB

Download
memory/800-119-0x0000000005090000-0x000000000558E000-memory.dmp

Filesize
5.0MB

Download
memory/800-120-0x0000000004F60000-0x0000000004F61000-memory.dmp

Filesize
4KB

Download
memory/800-121-0x0000000005280000-0x0000000005281000-memory.dmp

Filesize
4KB

Download
memory/800-122-0x00000000053F0000-0x00000000053F9000-memory.dmp

Filesize
36KB

Download
memory/800-123-0x000000007E390000-0x000000007E391000-memory.dmp

Filesize
4KB

Download
memory/800-124-0x0000000005E80000-0x0000000005F01000-memory.dmp

Filesize
516KB

Download
memory/800-125-0x0000000000FB0000-0x0000000000FFD000-memory.dmp

Filesize
308KB

Download
memory/1332-126-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1332-127-0x000000000043762E-mapping.dmp

Download
memory/1332-132-0x00000000050F0000-0x00000000055EE000-memory.dmp

Filesize
5.0MB

Download
memory/1332-133-0x0000000005580000-0x0000000005581000-memory.dmp

Filesize
4KB

Download
memory/1332-134-0x0000000005E50000-0x0000000005E51000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads