agenttesla | ddbe0ed9d7e98d03eb859755074ddd8edb7fa55ecbf40d2564e4c9b4f601cb8d

Analysis

max time kernel
123s
max time network
128s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
09-10-2024 12:31

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General

Target

ddbe0ed9d7e98d03eb859755074ddd8edb7fa55ecbf40d2564e4c9b4f601cb8d.exe
Size

1.2MB
MD5

a8a6b34259911c9e8bea040600547b3c
SHA1

675de0e7d337d1e8c212f1c9f475ba5a37405290
SHA256

ddbe0ed9d7e98d03eb859755074ddd8edb7fa55ecbf40d2564e4c9b4f601cb8d
SHA512

81169ef9c8bff637aa1614a1f8dea0857671415ce134c58d551f07c6400ac399cd82d9694c08284caf7ad1cb12a7305b2a7fa46cb588822d628f3c38cb24a606
SSDEEP

24576:uRmJkcoQricOIQxiZY1iaCfbsVjXxfkI3a6InNWj+mWY:7JZoQrbTFZY1iaCfMfkVhSJ

Score

10^/10

agenttesla discovery keylogger spyware stealer trojan

Malware Config

Signatures

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

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\putrefacient.vbs	putrefacient.exe

Executes dropped EXE 1 IoCs

pid	Process
1640	putrefacient.exe

Loads dropped DLL 1 IoCs

pid	Process
2068	ddbe0ed9d7e98d03eb859755074ddd8edb7fa55ecbf40d2564e4c9b4f601cb8d.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

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral1/files/0x0007000000018f80-4.dat	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1640 set thread context of 3000	1640	putrefacient.exe	31

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 3 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	ddbe0ed9d7e98d03eb859755074ddd8edb7fa55ecbf40d2564e4c9b4f601cb8d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	putrefacient.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3000	RegSvcs.exe
3000	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
1640	putrefacient.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3000	RegSvcs.exe

Suspicious use of FindShellTrayWindow 6 IoCs

pid	Process
2068	ddbe0ed9d7e98d03eb859755074ddd8edb7fa55ecbf40d2564e4c9b4f601cb8d.exe
2068	ddbe0ed9d7e98d03eb859755074ddd8edb7fa55ecbf40d2564e4c9b4f601cb8d.exe
2068	ddbe0ed9d7e98d03eb859755074ddd8edb7fa55ecbf40d2564e4c9b4f601cb8d.exe
1640	putrefacient.exe
1640	putrefacient.exe
1640	putrefacient.exe

Suspicious use of SendNotifyMessage 6 IoCs

pid	Process
2068	ddbe0ed9d7e98d03eb859755074ddd8edb7fa55ecbf40d2564e4c9b4f601cb8d.exe
2068	ddbe0ed9d7e98d03eb859755074ddd8edb7fa55ecbf40d2564e4c9b4f601cb8d.exe
2068	ddbe0ed9d7e98d03eb859755074ddd8edb7fa55ecbf40d2564e4c9b4f601cb8d.exe
1640	putrefacient.exe
1640	putrefacient.exe
1640	putrefacient.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2068 wrote to memory of 1640	2068	ddbe0ed9d7e98d03eb859755074ddd8edb7fa55ecbf40d2564e4c9b4f601cb8d.exe	30
PID 2068 wrote to memory of 1640	2068	ddbe0ed9d7e98d03eb859755074ddd8edb7fa55ecbf40d2564e4c9b4f601cb8d.exe	30
PID 2068 wrote to memory of 1640	2068	ddbe0ed9d7e98d03eb859755074ddd8edb7fa55ecbf40d2564e4c9b4f601cb8d.exe	30
PID 2068 wrote to memory of 1640	2068	ddbe0ed9d7e98d03eb859755074ddd8edb7fa55ecbf40d2564e4c9b4f601cb8d.exe	30
PID 1640 wrote to memory of 3000	1640	putrefacient.exe	31
PID 1640 wrote to memory of 3000	1640	putrefacient.exe	31
PID 1640 wrote to memory of 3000	1640	putrefacient.exe	31
PID 1640 wrote to memory of 3000	1640	putrefacient.exe	31
PID 1640 wrote to memory of 3000	1640	putrefacient.exe	31
PID 1640 wrote to memory of 3000	1640	putrefacient.exe	31
PID 1640 wrote to memory of 3000	1640	putrefacient.exe	31
PID 1640 wrote to memory of 3000	1640	putrefacient.exe	31

C:\Users\Admin\AppData\Local\Temp\ddbe0ed9d7e98d03eb859755074ddd8edb7fa55ecbf40d2564e4c9b4f601cb8d.exe
"C:\Users\Admin\AppData\Local\Temp\ddbe0ed9d7e98d03eb859755074ddd8edb7fa55ecbf40d2564e4c9b4f601cb8d.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2068
- C:\Users\Admin\AppData\Local\Lymnaeidae\putrefacient.exe
  "C:\Users\Admin\AppData\Local\Temp\ddbe0ed9d7e98d03eb859755074ddd8edb7fa55ecbf40d2564e4c9b4f601cb8d.exe"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of WriteProcessMemory
  PID:1640
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Users\Admin\AppData\Local\Temp\ddbe0ed9d7e98d03eb859755074ddd8edb7fa55ecbf40d2564e4c9b4f601cb8d.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3000

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\Lymnaeidae\putrefacient.exe

Filesize
1.2MB

MD5
a8a6b34259911c9e8bea040600547b3c

SHA1
675de0e7d337d1e8c212f1c9f475ba5a37405290

SHA256
ddbe0ed9d7e98d03eb859755074ddd8edb7fa55ecbf40d2564e4c9b4f601cb8d

SHA512
81169ef9c8bff637aa1614a1f8dea0857671415ce134c58d551f07c6400ac399cd82d9694c08284caf7ad1cb12a7305b2a7fa46cb588822d628f3c38cb24a606

Download Submit
memory/1640-13-0x0000000003BA0000-0x0000000003FA0000-memory.dmp

Filesize
4.0MB

Download
memory/2068-1-0x00000000037B0000-0x00000000039B0000-memory.dmp

Filesize
2.0MB

Download
memory/2068-2-0x00000000037B0000-0x00000000039B0000-memory.dmp

Filesize
2.0MB

Download
memory/2068-8-0x00000000037B0000-0x00000000039B0000-memory.dmp

Filesize
2.0MB

Download
memory/3000-15-0x0000000000400000-0x0000000000446000-memory.dmp

Filesize
280KB

Download
memory/3000-17-0x0000000000400000-0x0000000000446000-memory.dmp

Filesize
280KB

Download
memory/3000-18-0x0000000000400000-0x0000000000446000-memory.dmp

Filesize
280KB

Download
memory/3000-19-0x0000000073E6E000-0x0000000073E6F000-memory.dmp

Filesize
4KB

Download
memory/3000-20-0x0000000000370000-0x00000000003C4000-memory.dmp

Filesize
336KB

Download
memory/3000-21-0x0000000073E60000-0x000000007454E000-memory.dmp

Filesize
6.9MB

Download
memory/3000-22-0x0000000073E60000-0x000000007454E000-memory.dmp

Filesize
6.9MB

Download
memory/3000-23-0x0000000000580000-0x00000000005D2000-memory.dmp

Filesize
328KB

Download
memory/3000-37-0x0000000000580000-0x00000000005CD000-memory.dmp

Filesize
308KB

Download
memory/3000-57-0x0000000000580000-0x00000000005CD000-memory.dmp

Filesize
308KB

Download
memory/3000-24-0x0000000000580000-0x00000000005CD000-memory.dmp

Filesize
308KB

Download
memory/3000-25-0x0000000000580000-0x00000000005CD000-memory.dmp

Filesize
308KB

Download
memory/3000-83-0x0000000000580000-0x00000000005CD000-memory.dmp

Filesize
308KB

Download
memory/3000-27-0x0000000000580000-0x00000000005CD000-memory.dmp

Filesize
308KB

Download
memory/3000-29-0x0000000000580000-0x00000000005CD000-memory.dmp

Filesize
308KB

Download
memory/3000-31-0x0000000000580000-0x00000000005CD000-memory.dmp

Filesize
308KB

Download
memory/3000-33-0x0000000000580000-0x00000000005CD000-memory.dmp

Filesize
308KB

Download
memory/3000-35-0x0000000000580000-0x00000000005CD000-memory.dmp

Filesize
308KB

Download
memory/3000-39-0x0000000000580000-0x00000000005CD000-memory.dmp

Filesize
308KB

Download
memory/3000-43-0x0000000000580000-0x00000000005CD000-memory.dmp

Filesize
308KB

Download
memory/3000-45-0x0000000000580000-0x00000000005CD000-memory.dmp

Filesize
308KB

Download
memory/3000-49-0x0000000000580000-0x00000000005CD000-memory.dmp

Filesize
308KB

Download
memory/3000-51-0x0000000000580000-0x00000000005CD000-memory.dmp

Filesize
308KB

Download
memory/3000-81-0x0000000000580000-0x00000000005CD000-memory.dmp

Filesize
308KB

Download
memory/3000-79-0x0000000000580000-0x00000000005CD000-memory.dmp

Filesize
308KB

Download
memory/3000-77-0x0000000000580000-0x00000000005CD000-memory.dmp

Filesize
308KB

Download
memory/3000-75-0x0000000000580000-0x00000000005CD000-memory.dmp

Filesize
308KB

Download
memory/3000-73-0x0000000000580000-0x00000000005CD000-memory.dmp

Filesize
308KB

Download
memory/3000-72-0x0000000000580000-0x00000000005CD000-memory.dmp

Filesize
308KB

Download
memory/3000-69-0x0000000000580000-0x00000000005CD000-memory.dmp

Filesize
308KB

Download
memory/3000-67-0x0000000000580000-0x00000000005CD000-memory.dmp

Filesize
308KB

Download
memory/3000-65-0x0000000000580000-0x00000000005CD000-memory.dmp

Filesize
308KB

Download
memory/3000-63-0x0000000000580000-0x00000000005CD000-memory.dmp

Filesize
308KB

Download
memory/3000-61-0x0000000000580000-0x00000000005CD000-memory.dmp

Filesize
308KB

Download
memory/3000-59-0x0000000000580000-0x00000000005CD000-memory.dmp

Filesize
308KB

Download
memory/3000-55-0x0000000000580000-0x00000000005CD000-memory.dmp

Filesize
308KB

Download
memory/3000-53-0x0000000000580000-0x00000000005CD000-memory.dmp

Filesize
308KB

Download
memory/3000-47-0x0000000000580000-0x00000000005CD000-memory.dmp

Filesize
308KB

Download
memory/3000-41-0x0000000000580000-0x00000000005CD000-memory.dmp

Filesize
308KB

Download
memory/3000-1054-0x0000000073E60000-0x000000007454E000-memory.dmp

Filesize
6.9MB

Download
memory/3000-1055-0x0000000000400000-0x0000000000446000-memory.dmp

Filesize
280KB

Download
memory/3000-1056-0x0000000073E6E000-0x0000000073E6F000-memory.dmp

Filesize
4KB

Download
memory/3000-1057-0x0000000073E60000-0x000000007454E000-memory.dmp

Filesize
6.9MB

Download
memory/3000-1058-0x0000000073E60000-0x000000007454E000-memory.dmp

Filesize
6.9MB

Download
memory/3000-1059-0x0000000073E60000-0x000000007454E000-memory.dmp

Filesize
6.9MB

Download