agenttesla | 382b40ce3e7d7fc44a80d1b9190914a401c968be78c7115a8e4e3ccd40b8888d

General

Target

382b40ce3e7d7fc44a80d1b9190914a401c968be78c7115a8e4e3ccd40b8888d.exe
Size

1012KB
MD5

bc7fee37d8d779b635750bce96b9ecd9
SHA1

7ea7eb2001c6a29d93f2d780dbf2ef37070689be
SHA256

382b40ce3e7d7fc44a80d1b9190914a401c968be78c7115a8e4e3ccd40b8888d
SHA512

1fcafcd2fc26508f1c18d5261cfad45a43b98dc6bb67665c8c3d89af120cb1eaad7204b46901424927f034ff3f9e8f72724bd3a5250e79c7ec5457ecfd6eb70e
SSDEEP

12288:Jtb20Qc3lT7af41ePBRYuQLKpqeUhbTv5OFgNDPPpHrYPTYC2ajbP50s3o32VV6:Jtb20pkaCqT5TBWgNjVYrpv13G+V6A

Score

10^/10

agenttesla discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: ftp
Host:
ftp://ftp.antoniomayol.com:21
Port:
21
Username:
[email protected]
Password:
cMhKDQUk1{;%

Signatures

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

Drops startup file 1 IoCs

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

Executes dropped EXE 1 IoCs

pid	Process
2932	unjuridically.exe

Loads dropped DLL 6 IoCs

pid	Process
2708	382b40ce3e7d7fc44a80d1b9190914a401c968be78c7115a8e4e3ccd40b8888d.exe
2556	WerFault.exe
2556	WerFault.exe
2556	WerFault.exe
2556	WerFault.exe
2556	WerFault.exe

Looks up external IP address via web service 1 IoCs

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

flow	ioc
4	ip-api.com

AutoIT Executable 4 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral1/memory/2708-0-0x00000000003E0000-0x00000000004E4000-memory.dmp	autoit_exe
behavioral1/files/0x00090000000156a6-14.dat	autoit_exe
behavioral1/memory/2932-18-0x00000000011F0000-0x00000000012F4000-memory.dmp	autoit_exe
behavioral1/memory/2932-33-0x0000000000B90000-0x0000000000F90000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2932 set thread context of 2696	2932	unjuridically.exe	31

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2556	2932	WerFault.exe	30

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	382b40ce3e7d7fc44a80d1b9190914a401c968be78c7115a8e4e3ccd40b8888d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	unjuridically.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2696	RegSvcs.exe
2696	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2932	unjuridically.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2696	RegSvcs.exe

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
2708	382b40ce3e7d7fc44a80d1b9190914a401c968be78c7115a8e4e3ccd40b8888d.exe
2708	382b40ce3e7d7fc44a80d1b9190914a401c968be78c7115a8e4e3ccd40b8888d.exe
2932	unjuridically.exe
2932	unjuridically.exe

Suspicious use of SendNotifyMessage 4 IoCs

pid	Process
2708	382b40ce3e7d7fc44a80d1b9190914a401c968be78c7115a8e4e3ccd40b8888d.exe
2708	382b40ce3e7d7fc44a80d1b9190914a401c968be78c7115a8e4e3ccd40b8888d.exe
2932	unjuridically.exe
2932	unjuridically.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 2708 wrote to memory of 2932	2708	382b40ce3e7d7fc44a80d1b9190914a401c968be78c7115a8e4e3ccd40b8888d.exe	30
PID 2708 wrote to memory of 2932	2708	382b40ce3e7d7fc44a80d1b9190914a401c968be78c7115a8e4e3ccd40b8888d.exe	30
PID 2708 wrote to memory of 2932	2708	382b40ce3e7d7fc44a80d1b9190914a401c968be78c7115a8e4e3ccd40b8888d.exe	30
PID 2708 wrote to memory of 2932	2708	382b40ce3e7d7fc44a80d1b9190914a401c968be78c7115a8e4e3ccd40b8888d.exe	30
PID 2932 wrote to memory of 2696	2932	unjuridically.exe	31
PID 2932 wrote to memory of 2696	2932	unjuridically.exe	31
PID 2932 wrote to memory of 2696	2932	unjuridically.exe	31
PID 2932 wrote to memory of 2696	2932	unjuridically.exe	31
PID 2932 wrote to memory of 2696	2932	unjuridically.exe	31
PID 2932 wrote to memory of 2696	2932	unjuridically.exe	31
PID 2932 wrote to memory of 2696	2932	unjuridically.exe	31
PID 2932 wrote to memory of 2696	2932	unjuridically.exe	31
PID 2932 wrote to memory of 2556	2932	unjuridically.exe	32
PID 2932 wrote to memory of 2556	2932	unjuridically.exe	32
PID 2932 wrote to memory of 2556	2932	unjuridically.exe	32
PID 2932 wrote to memory of 2556	2932	unjuridically.exe	32

C:\Users\Admin\AppData\Local\Temp\382b40ce3e7d7fc44a80d1b9190914a401c968be78c7115a8e4e3ccd40b8888d.exe
"C:\Users\Admin\AppData\Local\Temp\382b40ce3e7d7fc44a80d1b9190914a401c968be78c7115a8e4e3ccd40b8888d.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:2708
- C:\Users\Admin\AppData\Local\Lityerses\unjuridically.exe
  "C:\Users\Admin\AppData\Local\Temp\382b40ce3e7d7fc44a80d1b9190914a401c968be78c7115a8e4e3ccd40b8888d.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:2932
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
    "C:\Users\Admin\AppData\Local\Temp\382b40ce3e7d7fc44a80d1b9190914a401c968be78c7115a8e4e3ccd40b8888d.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2696
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2932 -s 320
    3⤵
    - Loads dropped DLL
    - Program crash
    PID:2556

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\Lityerses\unjuridically.exe

Filesize
1012KB

MD5
bc7fee37d8d779b635750bce96b9ecd9

SHA1
7ea7eb2001c6a29d93f2d780dbf2ef37070689be

SHA256
382b40ce3e7d7fc44a80d1b9190914a401c968be78c7115a8e4e3ccd40b8888d

SHA512
1fcafcd2fc26508f1c18d5261cfad45a43b98dc6bb67665c8c3d89af120cb1eaad7204b46901424927f034ff3f9e8f72724bd3a5250e79c7ec5457ecfd6eb70e

Download Submit
memory/2696-44-0x000000007443E000-0x000000007443F000-memory.dmp

Filesize
4KB

Download
memory/2696-35-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2696-39-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2696-37-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2696-46-0x0000000074430000-0x0000000074B1E000-memory.dmp

Filesize
6.9MB

Download
memory/2696-47-0x000000007443E000-0x000000007443F000-memory.dmp

Filesize
4KB

Download
memory/2696-48-0x0000000074430000-0x0000000074B1E000-memory.dmp

Filesize
6.9MB

Download
memory/2708-12-0x00000000009C0000-0x0000000000DC0000-memory.dmp

Filesize
4.0MB

Download
memory/2708-0-0x00000000003E0000-0x00000000004E4000-memory.dmp

Filesize
1.0MB

Download
memory/2932-18-0x00000000011F0000-0x00000000012F4000-memory.dmp

Filesize
1.0MB

Download
memory/2932-33-0x0000000000B90000-0x0000000000F90000-memory.dmp

Filesize
4.0MB

Download

Analysis

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