agenttesla | 95ca04b4abadcb3028812e9ded490aa0ba3b5c31e0ed2bff3a46ec5534c31e19

General

Target

95ca04b4abadcb3028812e9ded490aa0ba3b5c31e0ed2bff3a46ec5534c31e19N.exe
Size

35KB
MD5

97e22a9d4aa0d4cfab11ec3af470a070
SHA1

ef29a39d263de303cbf5daaaff90c557e4563b6e
SHA256

95ca04b4abadcb3028812e9ded490aa0ba3b5c31e0ed2bff3a46ec5534c31e19
SHA512

8bc2b7e55f747e721e0d0c65d1f7b054af0a42ebb34d76ff1489820c46001e34a7889c77d8ab32255d9fd5a2181a5ba36920b7a9b91c5b893f805c299d1fc07f
SSDEEP

384:XZirz04kYcm5oRVPUn30CDG1iZMJSalHXeqZhsWIgDWsjxZUtO4f54A:Mi+5uVPUn30gGEZQH5SAXJ4f54A

Score

10^/10

agenttesla discovery keylogger persistence spyware stealer trojan upx

Malware Config

Signatures

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

Executes dropped EXE 1 IoCs

pid	Process
2504	system.exe

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\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MyApp = "C:\\WINDOWS\\system.exe"	95ca04b4abadcb3028812e9ded490aa0ba3b5c31e0ed2bff3a46ec5534c31e19N.exe

UPX packed file 4 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2508-0-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/files/0x0008000000016115-10.dat	upx
behavioral1/memory/2508-11-0x0000000000400000-0x000000000040B000-memory.dmp	upx
behavioral1/memory/2504-14-0x0000000000400000-0x000000000040B000-memory.dmp	upx

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\WINDOWS\system.exe	95ca04b4abadcb3028812e9ded490aa0ba3b5c31e0ed2bff3a46ec5534c31e19N.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	95ca04b4abadcb3028812e9ded490aa0ba3b5c31e0ed2bff3a46ec5534c31e19N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	system.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2508	95ca04b4abadcb3028812e9ded490aa0ba3b5c31e0ed2bff3a46ec5534c31e19N.exe
2504	system.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2508 wrote to memory of 2504	2508	95ca04b4abadcb3028812e9ded490aa0ba3b5c31e0ed2bff3a46ec5534c31e19N.exe	30
PID 2508 wrote to memory of 2504	2508	95ca04b4abadcb3028812e9ded490aa0ba3b5c31e0ed2bff3a46ec5534c31e19N.exe	30
PID 2508 wrote to memory of 2504	2508	95ca04b4abadcb3028812e9ded490aa0ba3b5c31e0ed2bff3a46ec5534c31e19N.exe	30
PID 2508 wrote to memory of 2504	2508	95ca04b4abadcb3028812e9ded490aa0ba3b5c31e0ed2bff3a46ec5534c31e19N.exe	30
PID 2508 wrote to memory of 2504	2508	95ca04b4abadcb3028812e9ded490aa0ba3b5c31e0ed2bff3a46ec5534c31e19N.exe	30
PID 2508 wrote to memory of 2504	2508	95ca04b4abadcb3028812e9ded490aa0ba3b5c31e0ed2bff3a46ec5534c31e19N.exe	30
PID 2508 wrote to memory of 2504	2508	95ca04b4abadcb3028812e9ded490aa0ba3b5c31e0ed2bff3a46ec5534c31e19N.exe	30

C:\Users\Admin\AppData\Local\Temp\95ca04b4abadcb3028812e9ded490aa0ba3b5c31e0ed2bff3a46ec5534c31e19N.exe
"C:\Users\Admin\AppData\Local\Temp\95ca04b4abadcb3028812e9ded490aa0ba3b5c31e0ed2bff3a46ec5534c31e19N.exe"
1⤵
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2508
- C:\WINDOWS\system.exe
  "C:\WINDOWS\system.exe" 0
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of SetWindowsHookEx
  PID:2504

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

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\system.exe

Filesize
35KB

MD5
31207c08830176d018c27874baa5346e

SHA1
6774038c8658b3db7a7ec1fe9b945560c274fceb

SHA256
cc5a1f1532e1b8f6d1a075d9b1c8b7a94e8b28f5af35918fb0bb324f6a3d7a05

SHA512
936610fb80dae11f7bb17d9656577a98899cdf05128e63fc6047108d19fbcbc913ca3efd3209c54b4b2691a5bd03462940ec3ee166243ad2ae82505b7d33d5f1

Download Submit
memory/2504-14-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2508-0-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/2508-1-0x0000000000020000-0x000000000002B000-memory.dmp

Filesize
44KB

Download
memory/2508-2-0x0000000000020000-0x000000000002B000-memory.dmp

Filesize
44KB

Download
memory/2508-7-0x00000000003B0000-0x00000000003B9000-memory.dmp

Filesize
36KB

Download
memory/2508-11-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads