agenttesla | a1045bc7406e2f0cb992d569501278bef67b6e644185b7662de59fafe1b9c377

General

Target

CoLYHfsA7mnOFfW.exe
Size

648KB
MD5

8afd8346a60583275b120bcbffb85af2
SHA1

872e8a84eda1e1402dc1bfaefd4abdff3475b43f
SHA256

ef030162bcf9de1409f69b87233b1ba9d256349773ba623ae4816cc39827c4cf
SHA512

eae8fe52465aed2fa69a40c81f6e7682a098a311d9858fb44fccfb639f8cfa339427b1b6ff322265501e694916cd090c9837c90ca11115dd16cd35bee9b1df96
SSDEEP

12288:pV3IU8S6eUdCSW+3LpeMgu0C6Nylpace9BbUyo0iWpe/mA:p9ItSAdCSW+3IMguZwcIRyWsuA

Score

10^/10

agenttesla zgrat keylogger persistence rat spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.gianindo.co.id
Port:
587
Username:
[email protected]
Password:
Ge@753951
Email To:
[email protected]

Signatures

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

Detect ZGRat V1 1 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2168-3-0x00000000003B0000-0x00000000003C8000-memory.dmp	family_zgrat_v1

ZGRat
ZGRat is remote access trojan written in C#.
rat zgrat
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
T1552.001
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
T1552.001
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
T1552.001

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

CoLYHfsA7mnOFfW.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1514849007-2165033493-4114354048-1000\Software\Microsoft\Windows\CurrentVersion\Run\cVbWC = "C:\\Users\\Admin\\AppData\\Roaming\\cVbWC\\cVbWC.exe"	CoLYHfsA7mnOFfW.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

CoLYHfsA7mnOFfW.exe

description pid process target process

PID 2168 set thread context of 2788 2168 CoLYHfsA7mnOFfW.exe CoLYHfsA7mnOFfW.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

CoLYHfsA7mnOFfW.exe

pid process

2788 CoLYHfsA7mnOFfW.exe
2788 CoLYHfsA7mnOFfW.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

CoLYHfsA7mnOFfW.exe

description pid process

Token: SeDebugPrivilege 2788 CoLYHfsA7mnOFfW.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

CoLYHfsA7mnOFfW.exe

pid process

2788 CoLYHfsA7mnOFfW.exe

description	pid	process	target process
PID 2168 set thread context of 2788	2168	CoLYHfsA7mnOFfW.exe	CoLYHfsA7mnOFfW.exe

pid	process
2788	CoLYHfsA7mnOFfW.exe
2788	CoLYHfsA7mnOFfW.exe

description	pid	process
Token: SeDebugPrivilege	2788	CoLYHfsA7mnOFfW.exe

pid	process
2788	CoLYHfsA7mnOFfW.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

CoLYHfsA7mnOFfW.exe

description	pid	process	target process
PID 2168 wrote to memory of 2788	2168	CoLYHfsA7mnOFfW.exe	CoLYHfsA7mnOFfW.exe
PID 2168 wrote to memory of 2788	2168	CoLYHfsA7mnOFfW.exe	CoLYHfsA7mnOFfW.exe
PID 2168 wrote to memory of 2788	2168	CoLYHfsA7mnOFfW.exe	CoLYHfsA7mnOFfW.exe
PID 2168 wrote to memory of 2788	2168	CoLYHfsA7mnOFfW.exe	CoLYHfsA7mnOFfW.exe
PID 2168 wrote to memory of 2788	2168	CoLYHfsA7mnOFfW.exe	CoLYHfsA7mnOFfW.exe
PID 2168 wrote to memory of 2788	2168	CoLYHfsA7mnOFfW.exe	CoLYHfsA7mnOFfW.exe
PID 2168 wrote to memory of 2788	2168	CoLYHfsA7mnOFfW.exe	CoLYHfsA7mnOFfW.exe
PID 2168 wrote to memory of 2788	2168	CoLYHfsA7mnOFfW.exe	CoLYHfsA7mnOFfW.exe
PID 2168 wrote to memory of 2788	2168	CoLYHfsA7mnOFfW.exe	CoLYHfsA7mnOFfW.exe

C:\Users\Admin\AppData\Local\Temp\CoLYHfsA7mnOFfW.exe
"C:\Users\Admin\AppData\Local\Temp\CoLYHfsA7mnOFfW.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2168

C:\Users\Admin\AppData\Local\Temp\CoLYHfsA7mnOFfW.exe
"C:\Users\Admin\AppData\Local\Temp\CoLYHfsA7mnOFfW.exe"
2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2788

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Unsecured Credentials

3

T1552

Credentials In Files

3

T1552.001

Discovery

Lateral Movement

Collection

Data from Local System

3

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2168-0-0x0000000000BB0000-0x0000000000C58000-memory.dmp

Filesize
672KB

Download
memory/2168-1-0x0000000074C80000-0x000000007536E000-memory.dmp

Filesize
6.9MB

Download
memory/2168-2-0x0000000004D80000-0x0000000004DC0000-memory.dmp

Filesize
256KB

Download
memory/2168-3-0x00000000003B0000-0x00000000003C8000-memory.dmp

Filesize
96KB

Download
memory/2168-4-0x00000000001E0000-0x00000000001E8000-memory.dmp

Filesize
32KB

Download
memory/2168-5-0x0000000000240000-0x000000000024A000-memory.dmp

Filesize
40KB

Download
memory/2168-6-0x0000000000A80000-0x0000000000AFC000-memory.dmp

Filesize
496KB

Download
memory/2168-20-0x0000000074C80000-0x000000007536E000-memory.dmp

Filesize
6.9MB

Download
memory/2788-11-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2788-10-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2788-9-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2788-19-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2788-7-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2788-17-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2788-15-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2788-13-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2788-21-0x0000000074C80000-0x000000007536E000-memory.dmp

Filesize
6.9MB

Download
memory/2788-22-0x0000000004A50000-0x0000000004A90000-memory.dmp

Filesize
256KB

Download
memory/2788-24-0x0000000074C80000-0x000000007536E000-memory.dmp

Filesize
6.9MB

Download
memory/2788-25-0x0000000004A50000-0x0000000004A90000-memory.dmp

Filesize
256KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads