agenttesla | 3cd91536b366a2d0dd11691a47fbd169e8720d2a70ae7c7fcd3f89838b92de79

General

Target

shipping document.exe
Size

903KB
MD5

b2e8cb36e8ed07eeb5873988a10e629e
SHA1

4c27ed343a8991373edcab4856ee5455e060aa0d
SHA256

1591047265c7c48f80cfaae3ce6745bd132236aad0cd93515f384fd94e583502
SHA512

5c572770494269f70f00352c5d329fe757cd17f7cfebdc838675feec14ea2d7b2fe7d12fb5eb8a86836328666763ae4b4443a3c66b129c9e1da06ae84746328f

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.a-k.co.ir
Port:
587
Username:
[email protected]
Password:
09133434194

Signatures

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

AgentTesla Payload 4 IoCs

Processes:

resource	yara_rule
behavioral2/memory/1308-125-0x0000000000400000-0x000000000043C000-memory.dmp	family_agenttesla
behavioral2/memory/1308-126-0x00000000004375FE-mapping.dmp	family_agenttesla
behavioral2/memory/1308-131-0x0000000004FA0000-0x000000000549E000-memory.dmp	family_agenttesla
behavioral2/memory/1308-136-0x0000000004FA0000-0x000000000549E000-memory.dmp	family_agenttesla

Drops file in Drivers directory 1 IoCs

Processes:

shipping document.exe

description ioc process

File opened for modification C:\Windows\system32\drivers\etc\hosts shipping document.exe
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
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 stealer

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

description	ioc	process
File opened for modification	C:\Windows\system32\drivers\etc\hosts	shipping document.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

shipping document.exe

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

Suspicious use of SetThreadContext 1 IoCs

Processes:

shipping document.exe

description pid process target process

PID 796 set thread context of 1308 796 shipping document.exe shipping document.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

shipping document.exe

pid process

1308 shipping document.exe
1308 shipping document.exe
1308 shipping document.exe
1308 shipping document.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

shipping document.exe

description pid process

Token: SeDebugPrivilege 1308 shipping document.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

shipping document.exe

pid process

1308 shipping document.exe

description	pid	process	target process
PID 796 set thread context of 1308	796	shipping document.exe	shipping document.exe

pid	process
1308	shipping document.exe
1308	shipping document.exe
1308	shipping document.exe
1308	shipping document.exe

description	pid	process
Token: SeDebugPrivilege	1308	shipping document.exe

pid	process
1308	shipping document.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

shipping document.exe

description	pid	process	target process
PID 796 wrote to memory of 1308	796	shipping document.exe	shipping document.exe
PID 796 wrote to memory of 1308	796	shipping document.exe	shipping document.exe
PID 796 wrote to memory of 1308	796	shipping document.exe	shipping document.exe
PID 796 wrote to memory of 1308	796	shipping document.exe	shipping document.exe
PID 796 wrote to memory of 1308	796	shipping document.exe	shipping document.exe
PID 796 wrote to memory of 1308	796	shipping document.exe	shipping document.exe
PID 796 wrote to memory of 1308	796	shipping document.exe	shipping document.exe
PID 796 wrote to memory of 1308	796	shipping document.exe	shipping document.exe

C:\Users\Admin\AppData\Local\Temp\shipping document.exe
"C:\Users\Admin\AppData\Local\Temp\shipping document.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:796

C:\Users\Admin\AppData\Local\Temp\shipping document.exe
"{path}"
2⤵
- Drops file in Drivers directory
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1308

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

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

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Downloads

memory/796-114-0x00000000007E0000-0x00000000007E1000-memory.dmp

Filesize
4KB

Download
memory/796-116-0x00000000057C0000-0x00000000057C1000-memory.dmp

Filesize
4KB

Download
memory/796-117-0x00000000052C0000-0x00000000052C1000-memory.dmp

Filesize
4KB

Download
memory/796-118-0x00000000052C0000-0x00000000057BE000-memory.dmp

Filesize
5.0MB

Download
memory/796-119-0x00000000053A0000-0x00000000053A1000-memory.dmp

Filesize
4KB

Download
memory/796-120-0x00000000075F0000-0x00000000075F1000-memory.dmp

Filesize
4KB

Download
memory/796-121-0x00000000075D0000-0x00000000075D5000-memory.dmp

Filesize
20KB

Download
memory/796-122-0x000000007F920000-0x000000007F921000-memory.dmp

Filesize
4KB

Download
memory/796-123-0x00000000079B0000-0x0000000007A6F000-memory.dmp

Filesize
764KB

Download
memory/796-124-0x0000000002C40000-0x0000000002CBF000-memory.dmp

Filesize
508KB

Download
memory/1308-125-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/1308-126-0x00000000004375FE-mapping.dmp

Download
memory/1308-131-0x0000000004FA0000-0x000000000549E000-memory.dmp

Filesize
5.0MB

Download
memory/1308-132-0x0000000005420000-0x0000000005421000-memory.dmp

Filesize
4KB

Download
memory/1308-133-0x0000000005C00000-0x0000000005C01000-memory.dmp

Filesize
4KB

Download
memory/1308-136-0x0000000004FA0000-0x000000000549E000-memory.dmp

Filesize
5.0MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads