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
2712	unjuridically.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
15	ip-api.com

AutoIT Executable 5 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral2/memory/4912-0-0x0000000000AD0000-0x0000000000BD4000-memory.dmp	autoit_exe
behavioral2/memory/4912-12-0x0000000001810000-0x0000000001C10000-memory.dmp	autoit_exe
behavioral2/files/0x000a000000023b42-15.dat	autoit_exe
behavioral2/memory/2712-17-0x0000000000150000-0x0000000000254000-memory.dmp	autoit_exe
behavioral2/memory/2712-31-0x0000000001160000-0x0000000001560000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2712 set thread context of 1928	2712	unjuridically.exe	84

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
1928	RegSvcs.exe
1928	RegSvcs.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2712	unjuridically.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1928	RegSvcs.exe

Suspicious use of FindShellTrayWindow 4 IoCs

pid	Process
4912	382b40ce3e7d7fc44a80d1b9190914a401c968be78c7115a8e4e3ccd40b8888d.exe
4912	382b40ce3e7d7fc44a80d1b9190914a401c968be78c7115a8e4e3ccd40b8888d.exe
2712	unjuridically.exe
2712	unjuridically.exe

Suspicious use of SendNotifyMessage 4 IoCs

pid	Process
4912	382b40ce3e7d7fc44a80d1b9190914a401c968be78c7115a8e4e3ccd40b8888d.exe
4912	382b40ce3e7d7fc44a80d1b9190914a401c968be78c7115a8e4e3ccd40b8888d.exe
2712	unjuridically.exe
2712	unjuridically.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 4912 wrote to memory of 2712	4912	382b40ce3e7d7fc44a80d1b9190914a401c968be78c7115a8e4e3ccd40b8888d.exe	83
PID 4912 wrote to memory of 2712	4912	382b40ce3e7d7fc44a80d1b9190914a401c968be78c7115a8e4e3ccd40b8888d.exe	83
PID 4912 wrote to memory of 2712	4912	382b40ce3e7d7fc44a80d1b9190914a401c968be78c7115a8e4e3ccd40b8888d.exe	83
PID 2712 wrote to memory of 1928	2712	unjuridically.exe	84
PID 2712 wrote to memory of 1928	2712	unjuridically.exe	84
PID 2712 wrote to memory of 1928	2712	unjuridically.exe	84
PID 2712 wrote to memory of 1928	2712	unjuridically.exe	84

C:\Users\Admin\AppData\Local\Temp\382b40ce3e7d7fc44a80d1b9190914a401c968be78c7115a8e4e3ccd40b8888d.exe
"C:\Users\Admin\AppData\Local\Temp\382b40ce3e7d7fc44a80d1b9190914a401c968be78c7115a8e4e3ccd40b8888d.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:4912
- 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:2712
- - 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:1928

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\Lityerses\unjuridically.exe

Filesize
1012KB

MD5
bc7fee37d8d779b635750bce96b9ecd9

SHA1
7ea7eb2001c6a29d93f2d780dbf2ef37070689be

SHA256
382b40ce3e7d7fc44a80d1b9190914a401c968be78c7115a8e4e3ccd40b8888d

SHA512
1fcafcd2fc26508f1c18d5261cfad45a43b98dc6bb67665c8c3d89af120cb1eaad7204b46901424927f034ff3f9e8f72724bd3a5250e79c7ec5457ecfd6eb70e

Download Submit
C:\Users\Admin\AppData\Local\Temp\acrorrheuma

Filesize
239KB

MD5
fd16ac67e115a223cc50f5019a3f052b

SHA1
1d703ac8ff6eb9450697cd1876405ae608e9cf37

SHA256
11374f7b169a7dd18927070d7961f1050fc8b6a98b9803eb15a2687f4a62d89d

SHA512
593582a3d9eb4d2a9e0a35099819a14fd3b6633456a2f33c48652bf97f615e34abc435bdf7c9144e54f9e7d6b88480110892b51e9d5d29e73698b80d493ef2fd

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

Filesize
174KB

MD5
a09d7cf7b10b8af8265563ecfd0dec02

SHA1
8603b072f64a75d50663f4ba60f94de0c7e59fd4

SHA256
01937f48007048229842f0743cc2d2f80330289e8a3fa26dbf32a13d6c95b339

SHA512
029c037cd58c55420c34bd68cc467947b877888e26e4c84d8fa68f97d667d7ee4a6ded7ac5152ba0c0c61182205b58d9f4a5cc6c409edfdfab4074de3ab49764

Download Submit
memory/1928-34-0x000000007502E000-0x000000007502F000-memory.dmp

Filesize
4KB

Download
memory/1928-36-0x0000000005130000-0x0000000005196000-memory.dmp

Filesize
408KB

Download
memory/1928-42-0x0000000075020000-0x00000000757D0000-memory.dmp

Filesize
7.7MB

Download
memory/1928-41-0x000000007502E000-0x000000007502F000-memory.dmp

Filesize
4KB

Download
memory/1928-33-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1928-40-0x0000000006320000-0x000000000632A000-memory.dmp

Filesize
40KB

Download
memory/1928-35-0x0000000005510000-0x0000000005AB4000-memory.dmp

Filesize
5.6MB

Download
memory/1928-39-0x0000000006390000-0x0000000006422000-memory.dmp

Filesize
584KB

Download
memory/1928-37-0x0000000075020000-0x00000000757D0000-memory.dmp

Filesize
7.7MB

Download
memory/1928-38-0x00000000062A0000-0x00000000062F0000-memory.dmp

Filesize
320KB

Download
memory/2712-17-0x0000000000150000-0x0000000000254000-memory.dmp

Filesize
1.0MB

Download
memory/2712-31-0x0000000001160000-0x0000000001560000-memory.dmp

Filesize
4.0MB

Download
memory/4912-0-0x0000000000AD0000-0x0000000000BD4000-memory.dmp

Filesize
1.0MB

Download
memory/4912-12-0x0000000001810000-0x0000000001C10000-memory.dmp

Filesize
4.0MB

Download

Analysis

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