agenttesla | f91922fbdfba9ebcb266bea40a7c8c82f2152a7924649c01d6ff716c5227945c

General

Target

IBDETN.exe
Size

454KB
MD5

8471b9db1214920fdd671b1dcc918ecb
SHA1

ae3797cd019f52e1ded3d570bc25d2971919dbeb
SHA256

cb0c15dced352f0d8bec7ea8e3c2cd0488260c84dc73843d4929b43deb6fced0
SHA512

fad69abbc0142c0fb6d553a55c3119d795d9c1e12c484de963947e6db45fa4a2a09b966ded452ad02a0307988443df54cd54c6c38325436ffbd30342a62a7c1d
SSDEEP

12288:9zzFUmAvADG6q4d22EOOpZqi3R91gtyuRV/Sxd6n5s6MCdlIU:9Pa8jQjqirO3RV/L/9E

Score

10^/10

agenttesla keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

C2

https://api.telegram.org/bot5870878058:AAEtYpDY1LBnBQGwZvkWktoa3wzKq0kSk78/

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 2 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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-682446400-748730298-2471801445-1000\Software\Microsoft\Windows\CurrentVersion\Run\adobe = "C:\\Users\\Admin\\AppData\\Roaming\\adobe\\adobe.exe"	IBDETN.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
5	api.ipify.org
6	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3452 set thread context of 4328	3452	IBDETN.exe	81

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Gathers network information 2 TTPs 2 IoCs

Uses commandline utility to view network configuration.

System Information Discovery

T1082

Command and Scripting Interpreter

T1059

pid	Process
1484	ipconfig.exe
4496	ipconfig.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4328	IBDETN.exe
4328	IBDETN.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3452	IBDETN.exe
Token: SeDebugPrivilege	4328	IBDETN.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4328	IBDETN.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 3452 wrote to memory of 3892	3452	IBDETN.exe	75
PID 3452 wrote to memory of 3892	3452	IBDETN.exe	75
PID 3452 wrote to memory of 3892	3452	IBDETN.exe	75
PID 3892 wrote to memory of 1484	3892	cmd.exe	77
PID 3892 wrote to memory of 1484	3892	cmd.exe	77
PID 3892 wrote to memory of 1484	3892	cmd.exe	77
PID 3452 wrote to memory of 4464	3452	IBDETN.exe	78
PID 3452 wrote to memory of 4464	3452	IBDETN.exe	78
PID 3452 wrote to memory of 4464	3452	IBDETN.exe	78
PID 4464 wrote to memory of 4496	4464	cmd.exe	80
PID 4464 wrote to memory of 4496	4464	cmd.exe	80
PID 4464 wrote to memory of 4496	4464	cmd.exe	80
PID 3452 wrote to memory of 4328	3452	IBDETN.exe	81
PID 3452 wrote to memory of 4328	3452	IBDETN.exe	81
PID 3452 wrote to memory of 4328	3452	IBDETN.exe	81
PID 3452 wrote to memory of 4328	3452	IBDETN.exe	81
PID 3452 wrote to memory of 4328	3452	IBDETN.exe	81
PID 3452 wrote to memory of 4328	3452	IBDETN.exe	81
PID 3452 wrote to memory of 4328	3452	IBDETN.exe	81
PID 3452 wrote to memory of 4328	3452	IBDETN.exe	81

C:\Users\Admin\AppData\Local\Temp\IBDETN.exe
"C:\Users\Admin\AppData\Local\Temp\IBDETN.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3452
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ipconfig /release
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3892
- - C:\Windows\SysWOW64\ipconfig.exe
    ipconfig /release
    3⤵
    - Gathers network information
    PID:1484
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c ipconfig /renew
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4464
- - C:\Windows\SysWOW64\ipconfig.exe
    ipconfig /renew
    3⤵
    - Gathers network information
    PID:4496
- C:\Users\Admin\AppData\Local\Temp\IBDETN.exe
  C:\Users\Admin\AppData\Local\Temp\IBDETN.exe
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:4328

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Unsecured Credentials

4

T1552

Credentials In Files

3

T1552.001

Credentials in Registry

1

T1552.002

Discovery

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

4

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\IBDETN.exe.log

Filesize
927B

MD5
ffe7bf10728fcdc9cfc28d6c2320a6f8

SHA1
af407275e9830d40889da2e672d2e6af118c8cb8

SHA256
72653cc5191f40cf26bcabcb5e0e41e53f23463f725007f74da78e36f9ec1522

SHA512
766753516d36ef1065d29dd982e0b6ee4e84c0c17eb2b0a6ca056f6c8e2a908e53c169bbcb01ab8b9ba1be1463fdd4007398d964aed59de761c1a6213842776c

Download Submit
memory/3452-10-0x0000000006280000-0x000000000677E000-memory.dmp

Filesize
5.0MB

Download
memory/3452-1-0x00000000739B0000-0x000000007409E000-memory.dmp

Filesize
6.9MB

Download
memory/3452-3-0x0000000004A40000-0x0000000004A98000-memory.dmp

Filesize
352KB

Download
memory/3452-4-0x0000000005250000-0x00000000052A8000-memory.dmp

Filesize
352KB

Download
memory/3452-5-0x00000000052B0000-0x00000000052F0000-memory.dmp

Filesize
256KB

Download
memory/3452-6-0x0000000005410000-0x0000000005450000-memory.dmp

Filesize
256KB

Download
memory/3452-7-0x0000000005450000-0x000000000549C000-memory.dmp

Filesize
304KB

Download
memory/3452-8-0x00000000739B0000-0x000000007409E000-memory.dmp

Filesize
6.9MB

Download
memory/3452-9-0x0000000004B50000-0x0000000004B60000-memory.dmp

Filesize
64KB

Download
memory/3452-14-0x00000000739B0000-0x000000007409E000-memory.dmp

Filesize
6.9MB

Download
memory/3452-2-0x0000000004B50000-0x0000000004B60000-memory.dmp

Filesize
64KB

Download
memory/3452-0-0x0000000000240000-0x00000000002B6000-memory.dmp

Filesize
472KB

Download
memory/4328-11-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/4328-15-0x00000000739B0000-0x000000007409E000-memory.dmp

Filesize
6.9MB

Download
memory/4328-17-0x00000000058B0000-0x0000000005916000-memory.dmp

Filesize
408KB

Download
memory/4328-16-0x0000000005A10000-0x0000000005A20000-memory.dmp

Filesize
64KB

Download
memory/4328-20-0x0000000006E20000-0x0000000006E70000-memory.dmp

Filesize
320KB

Download
memory/4328-21-0x0000000006F10000-0x0000000006FAC000-memory.dmp

Filesize
624KB

Download
memory/4328-22-0x0000000007070000-0x0000000007102000-memory.dmp

Filesize
584KB

Download
memory/4328-23-0x0000000007110000-0x000000000711A000-memory.dmp

Filesize
40KB

Download
memory/4328-24-0x00000000739B0000-0x000000007409E000-memory.dmp

Filesize
6.9MB

Download
memory/4328-25-0x0000000005A10000-0x0000000005A20000-memory.dmp

Filesize
64KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads