agenttesla | 5275bdfdb5654dbc35687f6a4e5157066decf4edd3b530decca71034aff04d37

General

Target

SHIPPING.exe
Size

879KB
MD5

985e5f26d1a0c32333e93dc4894d3356
SHA1

9b0f06f9af058102076eba60dd2c3f2e10881f20
SHA256

24ce2be70ffbceba0067972a154cba571866cbeca67e2132bc01352f46acd9b6
SHA512

c4336bb45a3650b83f23dcf56e4fad54e21bbff11fe2c94611d3c47c9b13708e5d27ab0fb4f662f6fd91e0ab0ae4981485d97bca74d3a7e2b0d5df06ae8e783c
SSDEEP

12288:FSIJRAyGTyWXV7OvWaH5vQ4X1Uq/bYtYhygq/tKiSUUbziZf6GGT:pJRAhxOvW45llJYtYha/tKXVF

Score

10^/10

agenttesla discovery execution keylogger persistence spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.starmech.net
Port:
587
Username:
[email protected]
Password:
nics123
Email To:
[email protected]

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Agenttesla family
agenttesla

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
2796	powershell.exe
2780	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-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\BjTxJte = "C:\\Users\\Admin\\AppData\\Roaming\\BjTxJte\\BjTxJte.exe"	RegSvcs.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
4	api.ipify.org
5	api.ipify.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1992 set thread context of 2664	1992	SHIPPING.exe	36

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

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
1992	SHIPPING.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
2720	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
1992	SHIPPING.exe
2780	powershell.exe
2796	powershell.exe
1992	SHIPPING.exe
2664	RegSvcs.exe
2664	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	1992	SHIPPING.exe
Token: SeDebugPrivilege	2780	powershell.exe
Token: SeDebugPrivilege	2796	powershell.exe
Token: SeDebugPrivilege	2664	RegSvcs.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2664	RegSvcs.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 1992 wrote to memory of 2796	1992	SHIPPING.exe	30
PID 1992 wrote to memory of 2796	1992	SHIPPING.exe	30
PID 1992 wrote to memory of 2796	1992	SHIPPING.exe	30
PID 1992 wrote to memory of 2796	1992	SHIPPING.exe	30
PID 1992 wrote to memory of 2780	1992	SHIPPING.exe	32
PID 1992 wrote to memory of 2780	1992	SHIPPING.exe	32
PID 1992 wrote to memory of 2780	1992	SHIPPING.exe	32
PID 1992 wrote to memory of 2780	1992	SHIPPING.exe	32
PID 1992 wrote to memory of 2720	1992	SHIPPING.exe	33
PID 1992 wrote to memory of 2720	1992	SHIPPING.exe	33
PID 1992 wrote to memory of 2720	1992	SHIPPING.exe	33
PID 1992 wrote to memory of 2720	1992	SHIPPING.exe	33
PID 1992 wrote to memory of 2664	1992	SHIPPING.exe	36
PID 1992 wrote to memory of 2664	1992	SHIPPING.exe	36
PID 1992 wrote to memory of 2664	1992	SHIPPING.exe	36
PID 1992 wrote to memory of 2664	1992	SHIPPING.exe	36
PID 1992 wrote to memory of 2664	1992	SHIPPING.exe	36
PID 1992 wrote to memory of 2664	1992	SHIPPING.exe	36
PID 1992 wrote to memory of 2664	1992	SHIPPING.exe	36
PID 1992 wrote to memory of 2664	1992	SHIPPING.exe	36
PID 1992 wrote to memory of 2664	1992	SHIPPING.exe	36
PID 1992 wrote to memory of 2664	1992	SHIPPING.exe	36
PID 1992 wrote to memory of 2664	1992	SHIPPING.exe	36
PID 1992 wrote to memory of 2664	1992	SHIPPING.exe	36

C:\Users\Admin\AppData\Local\Temp\SHIPPING.exe
"C:\Users\Admin\AppData\Local\Temp\SHIPPING.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1992
- 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\SHIPPING.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2796
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\SCyydlPz.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2780
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\SCyydlPz" /XML "C:\Users\Admin\AppData\Local\Temp\tmpB461.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2720
- 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
  - Suspicious use of SetWindowsHookEx
  PID:2664

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

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

System Network Configuration Discovery

1

T1016

Internet Connection Discovery

1

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmpB461.tmp

Filesize
1KB

MD5
1c9f3f2ba978ba1582febf5f56d7c03b

SHA1
04fcddb148700513802a82e0b0b8dffa458571f5

SHA256
b4b759fea682a7531ff3150f6bcccab7a0002fe9c033c6c502ba60b953d11d61

SHA512
30bc1c75ae636fc2db572311c9634e50a0764da66e9ddeb788e34d95e82dcf1d172eaffdfa16f422ffbacda9613ba35af331a37a35267c86f48f21bd53a4c940

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms

Filesize
7KB

MD5
1711d3999a6a8c9467177a5ecac3e917

SHA1
f1cadb86b3acc853b10d30d84ddfecb021302f2a

SHA256
e30f1ec4d0e9d4b76a597e8319a7a8e9808d60368e4a7426cc84b8a91d9e603c

SHA512
a000b7921b41ec8d26297cd5116999c542bde5fb684d0eb3c77d55899714cffabb0120a584fab2e584bb16c683636f7d2c6248dc9cb1b023d9ecd0400dd65fa5

Download Submit
memory/1992-4-0x000000007466E000-0x000000007466F000-memory.dmp

Filesize
4KB

Download
memory/1992-31-0x0000000074660000-0x0000000074D4E000-memory.dmp

Filesize
6.9MB

Download
memory/1992-0-0x000000007466E000-0x000000007466F000-memory.dmp

Filesize
4KB

Download
memory/1992-5-0x0000000074660000-0x0000000074D4E000-memory.dmp

Filesize
6.9MB

Download
memory/1992-6-0x0000000005AE0000-0x0000000005B66000-memory.dmp

Filesize
536KB

Download
memory/1992-2-0x0000000074660000-0x0000000074D4E000-memory.dmp

Filesize
6.9MB

Download
memory/1992-1-0x00000000102E0000-0x00000000103C2000-memory.dmp

Filesize
904KB

Download
memory/1992-3-0x00000000005C0000-0x00000000005E6000-memory.dmp

Filesize
152KB

Download
memory/2664-25-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2664-29-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2664-28-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2664-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2664-23-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2664-21-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2664-19-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2664-30-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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