agenttesla | 9c93e906ef77ff523e6101462ace5f103701a44184be8b1a75e25ea591ab8ee7

General

Target

yNioxZLGtliGwzF.exe
Size

646KB
MD5

e21b61cbcddca535a96fe74fb6c3d031
SHA1

9ef8001bd21dccabf7a5d5fe95468a856a8e4078
SHA256

9c93e906ef77ff523e6101462ace5f103701a44184be8b1a75e25ea591ab8ee7
SHA512

d934615185dc6694fb9896f65f27573b0154c470c3d711c4a7a396701919d467c2f96902018472ea46f75eaf07101116bd107724f0ba38eabbc08bbfc1255d06
SSDEEP

12288:dO361h61EWG445Hl6zYoVrCWAlw5rCjPJRPx06mog/aWSu8S/vlK7DDp5wxOSqdQ:djY7G446zZVrFOw5+jxRPW6moEVB/tSO

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.cimconautomation.com
Port:
587
Username:
[email protected]
Password:
anil2311@
Email To:
[email protected]

Signatures

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

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2952504676-3105837840-1406404655-1000\Software\Microsoft\Windows\CurrentVersion\Run\TWAhTh = "C:\\Users\\Admin\\AppData\\Roaming\\TWAhTh\\TWAhTh.exe"	yNioxZLGtliGwzF.exe

Looks up external IP address via web service 2 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
4	api.ipify.org
5	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1192 set thread context of 2688	1192	yNioxZLGtliGwzF.exe	28

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1192	yNioxZLGtliGwzF.exe
1192	yNioxZLGtliGwzF.exe
2688	yNioxZLGtliGwzF.exe
2688	yNioxZLGtliGwzF.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1192	yNioxZLGtliGwzF.exe
Token: SeDebugPrivilege	2688	yNioxZLGtliGwzF.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2688	yNioxZLGtliGwzF.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1192 wrote to memory of 2688	1192	yNioxZLGtliGwzF.exe	28
PID 1192 wrote to memory of 2688	1192	yNioxZLGtliGwzF.exe	28
PID 1192 wrote to memory of 2688	1192	yNioxZLGtliGwzF.exe	28
PID 1192 wrote to memory of 2688	1192	yNioxZLGtliGwzF.exe	28
PID 1192 wrote to memory of 2688	1192	yNioxZLGtliGwzF.exe	28
PID 1192 wrote to memory of 2688	1192	yNioxZLGtliGwzF.exe	28
PID 1192 wrote to memory of 2688	1192	yNioxZLGtliGwzF.exe	28
PID 1192 wrote to memory of 2688	1192	yNioxZLGtliGwzF.exe	28
PID 1192 wrote to memory of 2688	1192	yNioxZLGtliGwzF.exe	28

C:\Users\Admin\AppData\Local\Temp\yNioxZLGtliGwzF.exe
"C:\Users\Admin\AppData\Local\Temp\yNioxZLGtliGwzF.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1192
- C:\Users\Admin\AppData\Local\Temp\yNioxZLGtliGwzF.exe
  "C:\Users\Admin\AppData\Local\Temp\yNioxZLGtliGwzF.exe"
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:2688

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

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Downloads

memory/1192-19-0x0000000074400000-0x0000000074AEE000-memory.dmp

Filesize
6.9MB

Download
memory/1192-1-0x0000000074400000-0x0000000074AEE000-memory.dmp

Filesize
6.9MB

Download
memory/1192-2-0x00000000005E0000-0x0000000000620000-memory.dmp

Filesize
256KB

Download
memory/1192-3-0x00000000007B0000-0x00000000007C0000-memory.dmp

Filesize
64KB

Download
memory/1192-4-0x00000000007D0000-0x00000000007D8000-memory.dmp

Filesize
32KB

Download
memory/1192-5-0x00000000007E0000-0x00000000007EA000-memory.dmp

Filesize
40KB

Download
memory/1192-6-0x00000000054D0000-0x000000000554C000-memory.dmp

Filesize
496KB

Download
memory/1192-0-0x0000000000A30000-0x0000000000AD8000-memory.dmp

Filesize
672KB

Download
memory/2688-9-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2688-8-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2688-14-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2688-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2688-10-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2688-16-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2688-18-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2688-7-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2688-20-0x0000000074400000-0x0000000074AEE000-memory.dmp

Filesize
6.9MB

Download
memory/2688-21-0x0000000004AC0000-0x0000000004B00000-memory.dmp

Filesize
256KB

Download
memory/2688-24-0x0000000074400000-0x0000000074AEE000-memory.dmp

Filesize
6.9MB

Download
memory/2688-25-0x0000000004AC0000-0x0000000004B00000-memory.dmp

Filesize
256KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads