agenttesla | cdfa375785b60d921a9aac2d720874ec6fd3b73ad0096dc10b85c2bb2110707f

General

Target

cdfa375785b60d921a9aac2d720874ec6fd3b73ad0096dc10b85c2bb2110707f.exe
Size

629KB
MD5

69e57f09b8efb4ffa2843f8280b4c170
SHA1

282341f1556595033ccb8106590da9894a25b548
SHA256

cdfa375785b60d921a9aac2d720874ec6fd3b73ad0096dc10b85c2bb2110707f
SHA512

3620181795d8063b30f32433c8a642b3eea0db76c65aff21af6bc13d93cfec41ca670798d1d8899f917f5390630f3a43188f05a775347bfb7eabb82135b9fbea
SSDEEP

12288:kmkmtMq1HOx21wMUVsZvkLTsWVHax3/OdmpaPi9cdtTJ:krmtMq1uKmsVkLl8FaPi

Score

10^/10

agenttesla discovery keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot7359374737:AAG-rOISO45emTAbe0uNq-VCZDJy_nNcEtc/

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Reads WinSCP keys stored on the system 2 TTPs
Tries to access WinSCP stored sessions.
spyware stealer

Data from Local System
T1005

Credentials in Registry
T1552.002
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2992 set thread context of 2076	2992	cdfa375785b60d921a9aac2d720874ec6fd3b73ad0096dc10b85c2bb2110707f.exe	31

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	cdfa375785b60d921a9aac2d720874ec6fd3b73ad0096dc10b85c2bb2110707f.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cdfa375785b60d921a9aac2d720874ec6fd3b73ad0096dc10b85c2bb2110707f.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2992	cdfa375785b60d921a9aac2d720874ec6fd3b73ad0096dc10b85c2bb2110707f.exe
2992	cdfa375785b60d921a9aac2d720874ec6fd3b73ad0096dc10b85c2bb2110707f.exe
2076	cdfa375785b60d921a9aac2d720874ec6fd3b73ad0096dc10b85c2bb2110707f.exe
2076	cdfa375785b60d921a9aac2d720874ec6fd3b73ad0096dc10b85c2bb2110707f.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2992	cdfa375785b60d921a9aac2d720874ec6fd3b73ad0096dc10b85c2bb2110707f.exe
Token: SeDebugPrivilege	2076	cdfa375785b60d921a9aac2d720874ec6fd3b73ad0096dc10b85c2bb2110707f.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2992 wrote to memory of 2076	2992	cdfa375785b60d921a9aac2d720874ec6fd3b73ad0096dc10b85c2bb2110707f.exe	31
PID 2992 wrote to memory of 2076	2992	cdfa375785b60d921a9aac2d720874ec6fd3b73ad0096dc10b85c2bb2110707f.exe	31
PID 2992 wrote to memory of 2076	2992	cdfa375785b60d921a9aac2d720874ec6fd3b73ad0096dc10b85c2bb2110707f.exe	31
PID 2992 wrote to memory of 2076	2992	cdfa375785b60d921a9aac2d720874ec6fd3b73ad0096dc10b85c2bb2110707f.exe	31
PID 2992 wrote to memory of 2076	2992	cdfa375785b60d921a9aac2d720874ec6fd3b73ad0096dc10b85c2bb2110707f.exe	31
PID 2992 wrote to memory of 2076	2992	cdfa375785b60d921a9aac2d720874ec6fd3b73ad0096dc10b85c2bb2110707f.exe	31
PID 2992 wrote to memory of 2076	2992	cdfa375785b60d921a9aac2d720874ec6fd3b73ad0096dc10b85c2bb2110707f.exe	31
PID 2992 wrote to memory of 2076	2992	cdfa375785b60d921a9aac2d720874ec6fd3b73ad0096dc10b85c2bb2110707f.exe	31
PID 2992 wrote to memory of 2076	2992	cdfa375785b60d921a9aac2d720874ec6fd3b73ad0096dc10b85c2bb2110707f.exe	31

C:\Users\Admin\AppData\Local\Temp\cdfa375785b60d921a9aac2d720874ec6fd3b73ad0096dc10b85c2bb2110707f.exe
"C:\Users\Admin\AppData\Local\Temp\cdfa375785b60d921a9aac2d720874ec6fd3b73ad0096dc10b85c2bb2110707f.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2992
- C:\Users\Admin\AppData\Local\Temp\cdfa375785b60d921a9aac2d720874ec6fd3b73ad0096dc10b85c2bb2110707f.exe
  "C:\Users\Admin\AppData\Local\Temp\cdfa375785b60d921a9aac2d720874ec6fd3b73ad0096dc10b85c2bb2110707f.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2076

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

4

T1552

Credentials In Files

3

T1552.001

Credentials in Registry

1

T1552.002

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

4

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2076-13-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2076-11-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2076-9-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2076-17-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2076-24-0x0000000074540000-0x0000000074C2E000-memory.dmp

Filesize
6.9MB

Download
memory/2076-21-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2076-22-0x0000000074540000-0x0000000074C2E000-memory.dmp

Filesize
6.9MB

Download
memory/2076-7-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2076-15-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2076-25-0x0000000074540000-0x0000000074C2E000-memory.dmp

Filesize
6.9MB

Download
memory/2076-19-0x0000000000400000-0x0000000000440000-memory.dmp

Filesize
256KB

Download
memory/2992-2-0x0000000074540000-0x0000000074C2E000-memory.dmp

Filesize
6.9MB

Download
memory/2992-0-0x000000007454E000-0x000000007454F000-memory.dmp

Filesize
4KB

Download
memory/2992-1-0x0000000001120000-0x00000000011C4000-memory.dmp

Filesize
656KB

Download
memory/2992-6-0x0000000004B50000-0x0000000004BD2000-memory.dmp

Filesize
520KB

Download
memory/2992-5-0x0000000074540000-0x0000000074C2E000-memory.dmp

Filesize
6.9MB

Download
memory/2992-4-0x000000007454E000-0x000000007454F000-memory.dmp

Filesize
4KB

Download
memory/2992-23-0x0000000074540000-0x0000000074C2E000-memory.dmp

Filesize
6.9MB

Download
memory/2992-3-0x0000000000970000-0x0000000000980000-memory.dmp

Filesize
64KB

Download

Analysis

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