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
636	unjuridically.exe

Loads dropped DLL 1 IoCs

pid	Process
2172	382b40ce3e7d7fc44a80d1b9190914a401c968be78c7115a8e4e3ccd40b8888d.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 3 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral1/memory/2172-0-0x0000000001040000-0x0000000001144000-memory.dmp	autoit_exe
behavioral1/files/0x0006000000018731-14.dat	autoit_exe
behavioral1/memory/636-18-0x00000000011B0000-0x00000000012B4000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 636 set thread context of 1916	636	unjuridically.exe	32

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
1916	RegSvcs.exe
1916	RegSvcs.exe

Suspicious behavior: MapViewOfSection 2 IoCs

pid	Process
636	unjuridically.exe
636	unjuridically.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1916	RegSvcs.exe

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
2172	382b40ce3e7d7fc44a80d1b9190914a401c968be78c7115a8e4e3ccd40b8888d.exe
2172	382b40ce3e7d7fc44a80d1b9190914a401c968be78c7115a8e4e3ccd40b8888d.exe
636	unjuridically.exe
636	unjuridically.exe

Suspicious use of SendNotifyMessage 4 IoCs

pid	Process
2172	382b40ce3e7d7fc44a80d1b9190914a401c968be78c7115a8e4e3ccd40b8888d.exe
2172	382b40ce3e7d7fc44a80d1b9190914a401c968be78c7115a8e4e3ccd40b8888d.exe
636	unjuridically.exe
636	unjuridically.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2172 wrote to memory of 636	2172	382b40ce3e7d7fc44a80d1b9190914a401c968be78c7115a8e4e3ccd40b8888d.exe	31
PID 2172 wrote to memory of 636	2172	382b40ce3e7d7fc44a80d1b9190914a401c968be78c7115a8e4e3ccd40b8888d.exe	31
PID 2172 wrote to memory of 636	2172	382b40ce3e7d7fc44a80d1b9190914a401c968be78c7115a8e4e3ccd40b8888d.exe	31
PID 2172 wrote to memory of 636	2172	382b40ce3e7d7fc44a80d1b9190914a401c968be78c7115a8e4e3ccd40b8888d.exe	31
PID 636 wrote to memory of 1916	636	unjuridically.exe	32
PID 636 wrote to memory of 1916	636	unjuridically.exe	32
PID 636 wrote to memory of 1916	636	unjuridically.exe	32
PID 636 wrote to memory of 1916	636	unjuridically.exe	32
PID 636 wrote to memory of 1916	636	unjuridically.exe	32
PID 636 wrote to memory of 1916	636	unjuridically.exe	32
PID 636 wrote to memory of 1916	636	unjuridically.exe	32
PID 636 wrote to memory of 1916	636	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:2172
- 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:636
- - 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:1916

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

C:\Users\Admin\AppData\Local\Temp\batchers

Filesize
174KB

MD5
a09d7cf7b10b8af8265563ecfd0dec02

SHA1
8603b072f64a75d50663f4ba60f94de0c7e59fd4

SHA256
01937f48007048229842f0743cc2d2f80330289e8a3fa26dbf32a13d6c95b339

SHA512
029c037cd58c55420c34bd68cc467947b877888e26e4c84d8fa68f97d667d7ee4a6ded7ac5152ba0c0c61182205b58d9f4a5cc6c409edfdfab4074de3ab49764

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

Filesize
1012KB

MD5
bc7fee37d8d779b635750bce96b9ecd9

SHA1
7ea7eb2001c6a29d93f2d780dbf2ef37070689be

SHA256
382b40ce3e7d7fc44a80d1b9190914a401c968be78c7115a8e4e3ccd40b8888d

SHA512
1fcafcd2fc26508f1c18d5261cfad45a43b98dc6bb67665c8c3d89af120cb1eaad7204b46901424927f034ff3f9e8f72724bd3a5250e79c7ec5457ecfd6eb70e

Download Submit
memory/636-33-0x0000000000910000-0x0000000000D10000-memory.dmp

Filesize
4.0MB

Download
memory/636-18-0x00000000011B0000-0x00000000012B4000-memory.dmp

Filesize
1.0MB

Download
memory/1916-35-0x0000000000090000-0x00000000000D2000-memory.dmp

Filesize
264KB

Download
memory/1916-44-0x0000000000090000-0x00000000000D2000-memory.dmp

Filesize
264KB

Download
memory/1916-41-0x0000000000090000-0x00000000000D2000-memory.dmp

Filesize
264KB

Download
memory/1916-37-0x0000000000090000-0x00000000000D2000-memory.dmp

Filesize
264KB

Download
memory/1916-45-0x000000007496E000-0x000000007496F000-memory.dmp

Filesize
4KB

Download
memory/1916-46-0x0000000074960000-0x000000007504E000-memory.dmp

Filesize
6.9MB

Download
memory/1916-47-0x000000007496E000-0x000000007496F000-memory.dmp

Filesize
4KB

Download
memory/1916-48-0x0000000074960000-0x000000007504E000-memory.dmp

Filesize
6.9MB

Download
memory/2172-12-0x0000000000990000-0x0000000000D90000-memory.dmp

Filesize
4.0MB

Download
memory/2172-0-0x0000000001040000-0x0000000001144000-memory.dmp

Filesize
1.0MB

Download

Analysis

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