agenttesla | e4aa399e5df5c48a5d8141676c53a0b1f5c6af2822de6cec89cea4018a657b68

General

Target

e4aa399e5df5c48a5d8141676c53a0b1f5c6af2822de6cec89cea4018a657b68.exe
Size

578KB
MD5

4a94305aed23bd34e543e458af43a4d6
SHA1

fbbedbc4f487b4131cf17187e1d15adf77a3f1e4
SHA256

e4aa399e5df5c48a5d8141676c53a0b1f5c6af2822de6cec89cea4018a657b68
SHA512

a93dda85f751e70517d1d48daa0b22209b7d849faaa46f2b42df4275d84ac572cdee329b01713350c3f165c46097f035d9f728460d3b1339bebb12dadc17a424
SSDEEP

12288:prN3B4f7VvmIsvmO/zhWknXH/GMRsozSbspnWBE+CJZ:puhsT/zhWk3/GQnvr

Score

10^/10

agenttesla evasion keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot7189076260:AAHEL9QuHqQcKXN8kPXNO5BpYSd3XtQOqFg/

Signatures

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

UAC bypass 3 TTPs 1 IoCs

evasion trojan

Bypass User Account Control

T1548.002

Disable or Modify Tools

T1562.001

Modify Registry

T1112

Processes:

e4aa399e5df5c48a5d8141676c53a0b1f5c6af2822de6cec89cea4018a657b68.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	e4aa399e5df5c48a5d8141676c53a0b1f5c6af2822de6cec89cea4018a657b68.exe

Checks whether UAC is enabled 1 TTPs 2 IoCs

evasion trojan

System Information Discovery

T1082

Processes:

e4aa399e5df5c48a5d8141676c53a0b1f5c6af2822de6cec89cea4018a657b68.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	e4aa399e5df5c48a5d8141676c53a0b1f5c6af2822de6cec89cea4018a657b68.exe
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	e4aa399e5df5c48a5d8141676c53a0b1f5c6af2822de6cec89cea4018a657b68.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.

Processes:

flow ioc

4 api.ipify.org
5 api.ipify.org

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

Suspicious use of SetThreadContext 1 IoCs

Processes:

e4aa399e5df5c48a5d8141676c53a0b1f5c6af2822de6cec89cea4018a657b68.exe

description	pid	process	target process
PID 2924 set thread context of 2832	2924	e4aa399e5df5c48a5d8141676c53a0b1f5c6af2822de6cec89cea4018a657b68.exe	AddInProcess32.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

powershell.exeAddInProcess32.exe

pid process

2988 powershell.exe
2832 AddInProcess32.exe
2832 AddInProcess32.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

powershell.exeAddInProcess32.exe

description pid process

Token: SeDebugPrivilege 2988 powershell.exe
Token: SeDebugPrivilege 2832 AddInProcess32.exe
Suspicious use of SetWindowsHookEx 1 IoCs

Processes:

AddInProcess32.exe

pid process

2832 AddInProcess32.exe

pid	process
2988	powershell.exe
2832	AddInProcess32.exe
2832	AddInProcess32.exe

description	pid	process
Token: SeDebugPrivilege	2988	powershell.exe
Token: SeDebugPrivilege	2832	AddInProcess32.exe

pid	process
2832	AddInProcess32.exe

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

e4aa399e5df5c48a5d8141676c53a0b1f5c6af2822de6cec89cea4018a657b68.exe

description	pid	process	target process
PID 2924 wrote to memory of 2988	2924	e4aa399e5df5c48a5d8141676c53a0b1f5c6af2822de6cec89cea4018a657b68.exe	powershell.exe
PID 2924 wrote to memory of 2988	2924	e4aa399e5df5c48a5d8141676c53a0b1f5c6af2822de6cec89cea4018a657b68.exe	powershell.exe
PID 2924 wrote to memory of 2988	2924	e4aa399e5df5c48a5d8141676c53a0b1f5c6af2822de6cec89cea4018a657b68.exe	powershell.exe
PID 2924 wrote to memory of 2832	2924	e4aa399e5df5c48a5d8141676c53a0b1f5c6af2822de6cec89cea4018a657b68.exe	AddInProcess32.exe
PID 2924 wrote to memory of 2832	2924	e4aa399e5df5c48a5d8141676c53a0b1f5c6af2822de6cec89cea4018a657b68.exe	AddInProcess32.exe
PID 2924 wrote to memory of 2832	2924	e4aa399e5df5c48a5d8141676c53a0b1f5c6af2822de6cec89cea4018a657b68.exe	AddInProcess32.exe
PID 2924 wrote to memory of 2832	2924	e4aa399e5df5c48a5d8141676c53a0b1f5c6af2822de6cec89cea4018a657b68.exe	AddInProcess32.exe
PID 2924 wrote to memory of 2832	2924	e4aa399e5df5c48a5d8141676c53a0b1f5c6af2822de6cec89cea4018a657b68.exe	AddInProcess32.exe
PID 2924 wrote to memory of 2832	2924	e4aa399e5df5c48a5d8141676c53a0b1f5c6af2822de6cec89cea4018a657b68.exe	AddInProcess32.exe
PID 2924 wrote to memory of 2832	2924	e4aa399e5df5c48a5d8141676c53a0b1f5c6af2822de6cec89cea4018a657b68.exe	AddInProcess32.exe
PID 2924 wrote to memory of 2832	2924	e4aa399e5df5c48a5d8141676c53a0b1f5c6af2822de6cec89cea4018a657b68.exe	AddInProcess32.exe
PID 2924 wrote to memory of 2832	2924	e4aa399e5df5c48a5d8141676c53a0b1f5c6af2822de6cec89cea4018a657b68.exe	AddInProcess32.exe
PID 2924 wrote to memory of 2488	2924	e4aa399e5df5c48a5d8141676c53a0b1f5c6af2822de6cec89cea4018a657b68.exe	WerFault.exe
PID 2924 wrote to memory of 2488	2924	e4aa399e5df5c48a5d8141676c53a0b1f5c6af2822de6cec89cea4018a657b68.exe	WerFault.exe
PID 2924 wrote to memory of 2488	2924	e4aa399e5df5c48a5d8141676c53a0b1f5c6af2822de6cec89cea4018a657b68.exe	WerFault.exe

System policy modification 1 TTPs 1 IoCs

evasion

Modify Registry

T1112

Processes:

e4aa399e5df5c48a5d8141676c53a0b1f5c6af2822de6cec89cea4018a657b68.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0"	e4aa399e5df5c48a5d8141676c53a0b1f5c6af2822de6cec89cea4018a657b68.exe

C:\Users\Admin\AppData\Local\Temp\e4aa399e5df5c48a5d8141676c53a0b1f5c6af2822de6cec89cea4018a657b68.exe
"C:\Users\Admin\AppData\Local\Temp\e4aa399e5df5c48a5d8141676c53a0b1f5c6af2822de6cec89cea4018a657b68.exe"
1⤵
- UAC bypass
- Checks whether UAC is enabled
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
- System policy modification
PID:2924

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\e4aa399e5df5c48a5d8141676c53a0b1f5c6af2822de6cec89cea4018a657b68.exe" -Force
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2988

C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2832

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 2924 -s 800
2⤵
PID:2488

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Abuse Elevation Control Mechanism

1

T1548

Bypass User Account Control

1

T1548.002

Defense Evasion

Abuse Elevation Control Mechanism

1

T1548

Bypass User Account Control

1

T1548.002

Impair Defenses

1

T1562

Disable or Modify Tools

Modify Registry

Credential Access

Discovery

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2832-19-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2832-28-0x0000000074B60000-0x000000007524E000-memory.dmp

Filesize
6.9MB

Download
memory/2832-13-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2832-17-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2832-18-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2832-26-0x0000000004A00000-0x0000000004A40000-memory.dmp

Filesize
256KB

Download
memory/2832-15-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2832-25-0x0000000074B60000-0x000000007524E000-memory.dmp

Filesize
6.9MB

Download
memory/2832-24-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2832-16-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2832-22-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2924-27-0x000007FEF6030000-0x000007FEF6A1C000-memory.dmp

Filesize
9.9MB

Download
memory/2924-2-0x000000001BE30000-0x000000001BEB0000-memory.dmp

Filesize
512KB

Download
memory/2924-1-0x000007FEF6030000-0x000007FEF6A1C000-memory.dmp

Filesize
9.9MB

Download
memory/2924-0-0x0000000000250000-0x00000000002E4000-memory.dmp

Filesize
592KB

Download
memory/2988-10-0x00000000024D0000-0x0000000002550000-memory.dmp

Filesize
512KB

Download
memory/2988-21-0x000007FEEE120000-0x000007FEEEABD000-memory.dmp

Filesize
9.6MB

Download
memory/2988-14-0x00000000024D0000-0x0000000002550000-memory.dmp

Filesize
512KB

Download
memory/2988-12-0x00000000024D0000-0x0000000002550000-memory.dmp

Filesize
512KB

Download
memory/2988-11-0x000007FEEE120000-0x000007FEEEABD000-memory.dmp

Filesize
9.6MB

Download
memory/2988-9-0x000007FEEE120000-0x000007FEEEABD000-memory.dmp

Filesize
9.6MB

Download
memory/2988-8-0x0000000002410000-0x0000000002418000-memory.dmp

Filesize
32KB

Download
memory/2988-7-0x000000001B210000-0x000000001B4F2000-memory.dmp

Filesize
2.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads