agenttesla | 04a4b9b9d85f4dd19c80c9bfc90bf55d7858e1e00e9a505dffdc9bdf0b76f3a5

Analysis

max time kernel
94s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
15-09-2024 10:07

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General

Target

91da29b9b6729b3c881374da6f4651e0N.exe
Size

728KB
MD5

91da29b9b6729b3c881374da6f4651e0
SHA1

3f3e22ca85192a4e2cc7ca3035bee48fb76f4275
SHA256

04a4b9b9d85f4dd19c80c9bfc90bf55d7858e1e00e9a505dffdc9bdf0b76f3a5
SHA512

291052890bdbf3e244e2c96dbd65bd17686b91edadc7d140f437a3832b93b3b3bc0ff27a060146c07d823a21f3000a20863bd8b012b513d90719286f885a2979
SSDEEP

12288:ytmcn3zLXAZDlcCjYe6svjddBnLJuZESYdNaQBImtb6U+DYiGA1A9rkR:yIE3zLGmAbTvBapaai7wYrGV

Score

10^/10

agenttesla credential_access discovery execution keylogger spyware stealer trojan

Malware Config

Extracted

Credentials

Protocol: smtp
Host:
zqamcx.com
Port:
587
Username:
[email protected]
Password:
Methodman991

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
zqamcx.com
Port:
587
Username:
[email protected]
Password:
Methodman991
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
4088	powershell.exe
2800	powershell.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1194130065-3471212556-1656947724-1000\Control Panel\International\Geo\Nation	91da29b9b6729b3c881374da6f4651e0N.exe

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 708 set thread context of 3508	708	91da29b9b6729b3c881374da6f4651e0N.exe	100

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	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	91da29b9b6729b3c881374da6f4651e0N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	91da29b9b6729b3c881374da6f4651e0N.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
812	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2800	powershell.exe
4088	powershell.exe
3508	91da29b9b6729b3c881374da6f4651e0N.exe
3508	91da29b9b6729b3c881374da6f4651e0N.exe
4088	powershell.exe
2800	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2800	powershell.exe
Token: SeDebugPrivilege	4088	powershell.exe
Token: SeDebugPrivilege	3508	91da29b9b6729b3c881374da6f4651e0N.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
3508	91da29b9b6729b3c881374da6f4651e0N.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 708 wrote to memory of 4088	708	91da29b9b6729b3c881374da6f4651e0N.exe	94
PID 708 wrote to memory of 4088	708	91da29b9b6729b3c881374da6f4651e0N.exe	94
PID 708 wrote to memory of 4088	708	91da29b9b6729b3c881374da6f4651e0N.exe	94
PID 708 wrote to memory of 2800	708	91da29b9b6729b3c881374da6f4651e0N.exe	96
PID 708 wrote to memory of 2800	708	91da29b9b6729b3c881374da6f4651e0N.exe	96
PID 708 wrote to memory of 2800	708	91da29b9b6729b3c881374da6f4651e0N.exe	96
PID 708 wrote to memory of 812	708	91da29b9b6729b3c881374da6f4651e0N.exe	98
PID 708 wrote to memory of 812	708	91da29b9b6729b3c881374da6f4651e0N.exe	98
PID 708 wrote to memory of 812	708	91da29b9b6729b3c881374da6f4651e0N.exe	98
PID 708 wrote to memory of 3508	708	91da29b9b6729b3c881374da6f4651e0N.exe	100
PID 708 wrote to memory of 3508	708	91da29b9b6729b3c881374da6f4651e0N.exe	100
PID 708 wrote to memory of 3508	708	91da29b9b6729b3c881374da6f4651e0N.exe	100
PID 708 wrote to memory of 3508	708	91da29b9b6729b3c881374da6f4651e0N.exe	100
PID 708 wrote to memory of 3508	708	91da29b9b6729b3c881374da6f4651e0N.exe	100
PID 708 wrote to memory of 3508	708	91da29b9b6729b3c881374da6f4651e0N.exe	100
PID 708 wrote to memory of 3508	708	91da29b9b6729b3c881374da6f4651e0N.exe	100
PID 708 wrote to memory of 3508	708	91da29b9b6729b3c881374da6f4651e0N.exe	100

C:\Users\Admin\AppData\Local\Temp\91da29b9b6729b3c881374da6f4651e0N.exe
"C:\Users\Admin\AppData\Local\Temp\91da29b9b6729b3c881374da6f4651e0N.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:708
- 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\91da29b9b6729b3c881374da6f4651e0N.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4088
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\SqsPZFtCN.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2800
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\SqsPZFtCN" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE87B.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:812
- C:\Users\Admin\AppData\Local\Temp\91da29b9b6729b3c881374da6f4651e0N.exe
  "C:\Users\Admin\AppData\Local\Temp\91da29b9b6729b3c881374da6f4651e0N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:3508

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Credentials in Registry

T1552.002

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
2KB

MD5
968cb9309758126772781b83adb8a28f

SHA1
8da30e71accf186b2ba11da1797cf67f8f78b47c

SHA256
92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

SHA512
4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

Filesize
18KB

MD5
9bf547d6e8b271639492b3e6f0b6aa08

SHA1
1baa38045382d7da6887b9b9097ee5d8709a0254

SHA256
c351b29a441914d2a5a31bc9ca2299a705f5529590d3e340148a1dc996fcd1c4

SHA512
0d8fd70a7dcbf578b59ed5f91b07bdf9b3ad20737220a7fba292aaa44f59abe7b80d6d27b3ade16da422044106149e5432af27f543843ae10b4f96e7233fb02b

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_zvyz0oin.fyz.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpE87B.tmp

Filesize
1KB

MD5
25fe8c5a57693efcc84943182fda946a

SHA1
7d1ed9352dbe42aacb211978256140d15983b0d0

SHA256
a6656528392763e3babff626233b286ef3187e03c5c25ce8d35b9bf6f9b87e72

SHA512
fd201c4238e344dbb28dbda2dd0b1bb81f028d9443d74ccc2542088c9280be13e4ac3240e1242ecea8ad95230b5436de2b85b36bc157c5e7bca915d7d22e4f10

Download Submit
memory/708-8-0x0000000074690000-0x0000000074E40000-memory.dmp

Filesize
7.7MB

Download
memory/708-48-0x0000000074690000-0x0000000074E40000-memory.dmp

Filesize
7.7MB

Download
memory/708-6-0x00000000069D0000-0x00000000069E0000-memory.dmp

Filesize
64KB

Download
memory/708-7-0x000000007469E000-0x000000007469F000-memory.dmp

Filesize
4KB

Download
memory/708-4-0x00000000054F0000-0x00000000054FA000-memory.dmp

Filesize
40KB

Download
memory/708-9-0x00000000081C0000-0x0000000008244000-memory.dmp

Filesize
528KB

Download
memory/708-10-0x000000000A940000-0x000000000A9DC000-memory.dmp

Filesize
624KB

Download
memory/708-0-0x000000007469E000-0x000000007469F000-memory.dmp

Filesize
4KB

Download
memory/708-1-0x0000000000A40000-0x0000000000AFA000-memory.dmp

Filesize
744KB

Download
memory/708-3-0x0000000005500000-0x0000000005592000-memory.dmp

Filesize
584KB

Download
memory/708-5-0x0000000074690000-0x0000000074E40000-memory.dmp

Filesize
7.7MB

Download
memory/708-2-0x0000000005BA0000-0x0000000006144000-memory.dmp

Filesize
5.6MB

Download
memory/2800-83-0x0000000007680000-0x0000000007688000-memory.dmp

Filesize
32KB

Download
memory/2800-75-0x00000000079A0000-0x000000000801A000-memory.dmp

Filesize
6.5MB

Download
memory/2800-21-0x0000000074690000-0x0000000074E40000-memory.dmp

Filesize
7.7MB

Download
memory/2800-20-0x0000000005080000-0x00000000050A2000-memory.dmp

Filesize
136KB

Download
memory/2800-90-0x0000000074690000-0x0000000074E40000-memory.dmp

Filesize
7.7MB

Download
memory/2800-34-0x0000000074690000-0x0000000074E40000-memory.dmp

Filesize
7.7MB

Download
memory/2800-22-0x00000000051A0000-0x0000000005206000-memory.dmp

Filesize
408KB

Download
memory/2800-44-0x0000000074690000-0x0000000074E40000-memory.dmp

Filesize
7.7MB

Download
memory/2800-77-0x00000000075E0000-0x0000000007676000-memory.dmp

Filesize
600KB

Download
memory/2800-81-0x00000000075A0000-0x00000000075B4000-memory.dmp

Filesize
80KB

Download
memory/2800-73-0x0000000007230000-0x00000000072D3000-memory.dmp

Filesize
652KB

Download
memory/2800-82-0x00000000076A0000-0x00000000076BA000-memory.dmp

Filesize
104KB

Download
memory/2800-80-0x0000000007590000-0x000000000759E000-memory.dmp

Filesize
56KB

Download
memory/2800-53-0x0000000070D60000-0x0000000070DAC000-memory.dmp

Filesize
304KB

Download
memory/2800-78-0x0000000007560000-0x0000000007571000-memory.dmp

Filesize
68KB

Download
memory/3508-91-0x0000000006880000-0x00000000068D0000-memory.dmp

Filesize
320KB

Download
memory/3508-45-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/4088-17-0x0000000074690000-0x0000000074E40000-memory.dmp

Filesize
7.7MB

Download
memory/4088-74-0x0000000007340000-0x000000000735A000-memory.dmp

Filesize
104KB

Download
memory/4088-52-0x0000000070D60000-0x0000000070DAC000-memory.dmp

Filesize
304KB

Download
memory/4088-76-0x00000000073B0000-0x00000000073BA000-memory.dmp

Filesize
40KB

Download
memory/4088-72-0x00000000065F0000-0x000000000660E000-memory.dmp

Filesize
120KB

Download
memory/4088-51-0x0000000006FD0000-0x0000000007002000-memory.dmp

Filesize
200KB

Download
memory/4088-50-0x0000000006030000-0x000000000607C000-memory.dmp

Filesize
304KB

Download
memory/4088-79-0x0000000007570000-0x000000000757E000-memory.dmp

Filesize
56KB

Download
memory/4088-49-0x0000000005FF0000-0x000000000600E000-memory.dmp

Filesize
120KB

Download
memory/4088-47-0x0000000074690000-0x0000000074E40000-memory.dmp

Filesize
7.7MB

Download
memory/4088-33-0x0000000005A30000-0x0000000005D84000-memory.dmp

Filesize
3.3MB

Download
memory/4088-23-0x00000000059C0000-0x0000000005A26000-memory.dmp

Filesize
408KB

Download
memory/4088-18-0x0000000074690000-0x0000000074E40000-memory.dmp

Filesize
7.7MB

Download
memory/4088-16-0x00000000052A0000-0x00000000058C8000-memory.dmp

Filesize
6.2MB

Download
memory/4088-89-0x0000000074690000-0x0000000074E40000-memory.dmp

Filesize
7.7MB

Download
memory/4088-15-0x00000000026F0000-0x0000000002726000-memory.dmp

Filesize
216KB

Download