agenttesla | 429e0fa9706ee65774188e538bda0b69a15fb93e97864cedb88e33c650ed9538

General

Target

datasheet.exe
Size

636KB
MD5

4c7e7bd9eaf56b3936be87a6904f70f8
SHA1

22591d29813790d622a1d49a1e0bf91b20235cf6
SHA256

429e0fa9706ee65774188e538bda0b69a15fb93e97864cedb88e33c650ed9538
SHA512

108e542f79d97dcb73490acd04718a56adda3d000e844ad71f0721b3b12d2a06ccb9b28a00e0d2443f2bb5c680617e316ce4a84c98a5e8f4f29ade1ff9c0be70
SSDEEP

12288:NyAgFdVoC/HeIMOBkXKxh3IfDj3oSPYzeyu0Lu/bs1D0bWCiYNR/WBS9vD:wAgVoC/HemBNheP3Xg6yTLug0WC7ROB0

Score

10^/10

agenttesla discovery execution keylogger spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
smtp.yandex.com
Port:
587
Username:
[email protected]
Password:
marcellinus360

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
smtp.yandex.com
Port:
587
Username:
[email protected]
Password:
marcellinus360
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
2840	powershell.exe
2608	powershell.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 3016 set thread context of 1864	3016	datasheet.exe	37

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	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegSvcs.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	datasheet.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.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
1764	schtasks.exe

Suspicious behavior: EnumeratesProcesses 11 IoCs

pid	Process
3016	datasheet.exe
3016	datasheet.exe
3016	datasheet.exe
3016	datasheet.exe
3016	datasheet.exe
3016	datasheet.exe
2608	powershell.exe
2840	powershell.exe
3016	datasheet.exe
1864	RegSvcs.exe
1864	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	3016	datasheet.exe
Token: SeDebugPrivilege	2608	powershell.exe
Token: SeDebugPrivilege	2840	powershell.exe
Token: SeDebugPrivilege	1864	RegSvcs.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1864	RegSvcs.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 3016 wrote to memory of 2840	3016	datasheet.exe	31
PID 3016 wrote to memory of 2840	3016	datasheet.exe	31
PID 3016 wrote to memory of 2840	3016	datasheet.exe	31
PID 3016 wrote to memory of 2840	3016	datasheet.exe	31
PID 3016 wrote to memory of 2608	3016	datasheet.exe	33
PID 3016 wrote to memory of 2608	3016	datasheet.exe	33
PID 3016 wrote to memory of 2608	3016	datasheet.exe	33
PID 3016 wrote to memory of 2608	3016	datasheet.exe	33
PID 3016 wrote to memory of 1764	3016	datasheet.exe	34
PID 3016 wrote to memory of 1764	3016	datasheet.exe	34
PID 3016 wrote to memory of 1764	3016	datasheet.exe	34
PID 3016 wrote to memory of 1764	3016	datasheet.exe	34
PID 3016 wrote to memory of 1864	3016	datasheet.exe	37
PID 3016 wrote to memory of 1864	3016	datasheet.exe	37
PID 3016 wrote to memory of 1864	3016	datasheet.exe	37
PID 3016 wrote to memory of 1864	3016	datasheet.exe	37
PID 3016 wrote to memory of 1864	3016	datasheet.exe	37
PID 3016 wrote to memory of 1864	3016	datasheet.exe	37
PID 3016 wrote to memory of 1864	3016	datasheet.exe	37
PID 3016 wrote to memory of 1864	3016	datasheet.exe	37
PID 3016 wrote to memory of 1864	3016	datasheet.exe	37
PID 3016 wrote to memory of 1864	3016	datasheet.exe	37
PID 3016 wrote to memory of 1864	3016	datasheet.exe	37
PID 3016 wrote to memory of 1864	3016	datasheet.exe	37

C:\Users\Admin\AppData\Local\Temp\datasheet.exe
"C:\Users\Admin\AppData\Local\Temp\datasheet.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3016
- 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\datasheet.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2840
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\EhzaIxEFbjyd.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2608
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\EhzaIxEFbjyd" /XML "C:\Users\Admin\AppData\Local\Temp\tmp638.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:1764
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:1864

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

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Credential Access

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\tmp638.tmp

Filesize
1KB

MD5
5b5b35f490450c7af408fbbcf51bf1a0

SHA1
3aec325753be938f6baa85b0767cd58dbce61c99

SHA256
f90c4f864c798db39d0dfa0092777a847c7d6f326f0a83f44475c723014e7ecf

SHA512
fba29f38a8ce6965df46ff558dadef0575ec3bf603b1e92adccd96625b660c0b55663d3e72485b9a74abacabe874de72b820cdd83fb583a9bd2fa938024a4ba6

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\KRVVLL1O0N2ZFIMEEO7R.temp

Filesize
7KB

MD5
b34159d33f3fa59f62a85ebc39fd4757

SHA1
6338fd306c5fdb0e99a1d2ee3b633327b6c389b1

SHA256
755268c7b49d8408bbec5818d8c9e843f9190e8780696449f990e343c58f6332

SHA512
658206e130d06e77858e8b6294c19d0a1fde795bac3955307442fdabb78b937e0d62cdd8dfd81b947f08563d98c826c84dfadd3667747ba0e9a968137d0d1a45

Download Submit
memory/1864-31-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1864-29-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1864-23-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1864-25-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1864-27-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1864-28-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1864-19-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1864-21-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/3016-6-0x00000000051E0000-0x0000000005268000-memory.dmp

Filesize
544KB

Download
memory/3016-1-0x0000000000050000-0x00000000000F6000-memory.dmp

Filesize
664KB

Download
memory/3016-0-0x0000000074A4E000-0x0000000074A4F000-memory.dmp

Filesize
4KB

Download
memory/3016-2-0x0000000074A40000-0x000000007512E000-memory.dmp

Filesize
6.9MB

Download
memory/3016-3-0x0000000074A4E000-0x0000000074A4F000-memory.dmp

Filesize
4KB

Download
memory/3016-32-0x0000000074A40000-0x000000007512E000-memory.dmp

Filesize
6.9MB

Download
memory/3016-5-0x0000000074A40000-0x000000007512E000-memory.dmp

Filesize
6.9MB

Download
memory/3016-4-0x00000000004F0000-0x0000000000502000-memory.dmp

Filesize
72KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads