agenttesla | ca9f996e829c1e7ad89c66f78bde33741d46a0b7ed03c8892f263937b0e6b400

General

Target

AN.exe
Size

730KB
MD5

d72520639cb73d3364d7258c15518f55
SHA1

6e1ebb649b0e00d4c8ebae01d481b4bd75b64eaf
SHA256

ca9f996e829c1e7ad89c66f78bde33741d46a0b7ed03c8892f263937b0e6b400
SHA512

207ab7047077f8c29ce24c46c2dc11ea5cbbbc2e00aa5955a3217518ffaf325c4cd2eb101be5d5885d9e78e6599402df7356bf4c02bd2bf8b32a3f62f9049be2
SSDEEP

12288:Zb9eGY0igo17oLwnqDUMeEDAYERZu9Kt0ZoV54IqOVEOYCa0qCkR:Zb8G/q1csnIuEobu97a54INCOsB

Score

10^/10

agenttesla credential_access discovery execution keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.shaktiinstrumentations.in
Port:
587
Username:
[email protected]
Password:
Shakti54231!@#$%#@!
Email To:
[email protected]

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003

Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
2744	powershell.exe
3000	powershell.exe

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-1-5-21-457978338-2990298471-2379561640-1000\Software\Microsoft\Windows\CurrentVersion\Run\boqXv = "C:\\Users\\Admin\\AppData\\Roaming\\boqXv\\boqXv.exe"	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1840 set thread context of 2636	1840	AN.exe	35

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 5 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	AN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
2880	schtasks.exe

Suspicious behavior: EnumeratesProcesses 11 IoCs

pid	Process
1840	AN.exe
1840	AN.exe
1840	AN.exe
1840	AN.exe
1840	AN.exe
1840	AN.exe
1840	AN.exe
2636	RegSvcs.exe
2636	RegSvcs.exe
3000	powershell.exe
2744	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	1840	AN.exe
Token: SeDebugPrivilege	2636	RegSvcs.exe
Token: SeDebugPrivilege	2744	powershell.exe
Token: SeDebugPrivilege	3000	powershell.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 1840 wrote to memory of 2744	1840	AN.exe	29
PID 1840 wrote to memory of 2744	1840	AN.exe	29
PID 1840 wrote to memory of 2744	1840	AN.exe	29
PID 1840 wrote to memory of 2744	1840	AN.exe	29
PID 1840 wrote to memory of 3000	1840	AN.exe	31
PID 1840 wrote to memory of 3000	1840	AN.exe	31
PID 1840 wrote to memory of 3000	1840	AN.exe	31
PID 1840 wrote to memory of 3000	1840	AN.exe	31
PID 1840 wrote to memory of 2880	1840	AN.exe	33
PID 1840 wrote to memory of 2880	1840	AN.exe	33
PID 1840 wrote to memory of 2880	1840	AN.exe	33
PID 1840 wrote to memory of 2880	1840	AN.exe	33
PID 1840 wrote to memory of 2636	1840	AN.exe	35
PID 1840 wrote to memory of 2636	1840	AN.exe	35
PID 1840 wrote to memory of 2636	1840	AN.exe	35
PID 1840 wrote to memory of 2636	1840	AN.exe	35
PID 1840 wrote to memory of 2636	1840	AN.exe	35
PID 1840 wrote to memory of 2636	1840	AN.exe	35
PID 1840 wrote to memory of 2636	1840	AN.exe	35
PID 1840 wrote to memory of 2636	1840	AN.exe	35
PID 1840 wrote to memory of 2636	1840	AN.exe	35
PID 1840 wrote to memory of 2636	1840	AN.exe	35
PID 1840 wrote to memory of 2636	1840	AN.exe	35
PID 1840 wrote to memory of 2636	1840	AN.exe	35

C:\Users\Admin\AppData\Local\Temp\AN.exe
"C:\Users\Admin\AppData\Local\Temp\AN.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1840
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\AN.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2744
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\dHTSFxSZNXvPYW.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3000
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\dHTSFxSZNXvPYW" /XML "C:\Users\Admin\AppData\Local\Temp\tmpF586.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2880
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2636

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Modify Registry

1

T1112

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpF586.tmp

Filesize
1KB

MD5
2c0b47de83f6ae190d2fe953883946a3

SHA1
154c5045ffe4be8d3a75c188158743427ace3021

SHA256
6f971256f317c9c0add808a07a6640188cc1b57b586709f53c6d3872c5ba0b78

SHA512
8f26975049a52aad737d97162afedf043ae18748302170877907cae07deb286e92f65d4bf70f1c16d3d9cdc055f4cbfe1c981ce0ce7dc83232d6b10d84ba05c8

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\JH9TUTM0CWV5G2KU55ML.temp

Filesize
7KB

MD5
3702f0b16c0f7e02c98f324d9beba4c6

SHA1
ff08ac29bd6eb052f7e4ac73dc744bb30a1ab086

SHA256
f874e63745b1cd7cd7bc892bc3fc8e64417e61fdb7defffccab63fead8fcbecd

SHA512
bebac4d15add093a2a6ecc752d19534ed26b908f9fd1b91b053d7e25deb9ccac0f2e83f1bea2bd294fc02f1aaca3c3fa1e3363b008b27630b0bdccd2797702b3

Download Submit
memory/1840-4-0x0000000074BCE000-0x0000000074BCF000-memory.dmp

Filesize
4KB

Download
memory/1840-31-0x0000000074BC0000-0x00000000752AE000-memory.dmp

Filesize
6.9MB

Download
memory/1840-0-0x0000000074BCE000-0x0000000074BCF000-memory.dmp

Filesize
4KB

Download
memory/1840-5-0x0000000074BC0000-0x00000000752AE000-memory.dmp

Filesize
6.9MB

Download
memory/1840-6-0x0000000004E70000-0x0000000004EF4000-memory.dmp

Filesize
528KB

Download
memory/1840-2-0x0000000074BC0000-0x00000000752AE000-memory.dmp

Filesize
6.9MB

Download
memory/1840-1-0x0000000000E40000-0x0000000000EFA000-memory.dmp

Filesize
744KB

Download
memory/1840-3-0x00000000004B0000-0x00000000004C8000-memory.dmp

Filesize
96KB

Download
memory/2636-28-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2636-29-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2636-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2636-25-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2636-23-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2636-21-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2636-30-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2636-19-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads