agenttesla | e18b65850a6147b9ece9b7f2d8268303cdfa39c3c2ade801119f79191a6bc039

General

Target

a5102380ab2e18a46170b94277940e8568eaa2ab.exe
Size

723KB
MD5

d70b4cb4e031364f2feed4cd6a4832fd
SHA1

a5102380ab2e18a46170b94277940e8568eaa2ab
SHA256

e18b65850a6147b9ece9b7f2d8268303cdfa39c3c2ade801119f79191a6bc039
SHA512

3f75b741f3ccac65be57524d3d65eada002d32ce0531f1d50bacc91a751a403de19c17402a0116bf058916eaa3b3c888c7fc980bd9d2a91a501d46e9fa02f9f0
SSDEEP

12288:ERIOSw4qE4iVV/r7VWCWEErm+CAh7tT8WbFWFeUyZyZKd2fhc8gfzGY3c:iIOaqEZV/NWCWEE6ZS7tzvyZK0JFgfzC

Score

10^/10

agenttesla collection keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
us2.smtp.mailhostbox.com
Port:
587
Username:
[email protected]
Password:
Da8@b!Gj!#zY4K

Signatures

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

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-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation	a5102380ab2e18a46170b94277940e8568eaa2ab.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 5020 set thread context of 1044	5020	a5102380ab2e18a46170b94277940e8568eaa2ab.exe	94

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

System Information Discovery
T1082

Creates scheduled task(s) 1 TTPs 1 IoCs

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

persistence

Scheduled Task

T1053

pid	Process
1780	schtasks.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

pid	Process
5020	a5102380ab2e18a46170b94277940e8568eaa2ab.exe
5020	a5102380ab2e18a46170b94277940e8568eaa2ab.exe
4156	powershell.exe
1044	RegSvcs.exe
1044	RegSvcs.exe
4156	powershell.exe
1044	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	5020	a5102380ab2e18a46170b94277940e8568eaa2ab.exe
Token: SeDebugPrivilege	4156	powershell.exe
Token: SeDebugPrivilege	1044	RegSvcs.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 5020 wrote to memory of 4156	5020	a5102380ab2e18a46170b94277940e8568eaa2ab.exe	90
PID 5020 wrote to memory of 4156	5020	a5102380ab2e18a46170b94277940e8568eaa2ab.exe	90
PID 5020 wrote to memory of 4156	5020	a5102380ab2e18a46170b94277940e8568eaa2ab.exe	90
PID 5020 wrote to memory of 1780	5020	a5102380ab2e18a46170b94277940e8568eaa2ab.exe	92
PID 5020 wrote to memory of 1780	5020	a5102380ab2e18a46170b94277940e8568eaa2ab.exe	92
PID 5020 wrote to memory of 1780	5020	a5102380ab2e18a46170b94277940e8568eaa2ab.exe	92
PID 5020 wrote to memory of 1044	5020	a5102380ab2e18a46170b94277940e8568eaa2ab.exe	94
PID 5020 wrote to memory of 1044	5020	a5102380ab2e18a46170b94277940e8568eaa2ab.exe	94
PID 5020 wrote to memory of 1044	5020	a5102380ab2e18a46170b94277940e8568eaa2ab.exe	94
PID 5020 wrote to memory of 1044	5020	a5102380ab2e18a46170b94277940e8568eaa2ab.exe	94
PID 5020 wrote to memory of 1044	5020	a5102380ab2e18a46170b94277940e8568eaa2ab.exe	94
PID 5020 wrote to memory of 1044	5020	a5102380ab2e18a46170b94277940e8568eaa2ab.exe	94
PID 5020 wrote to memory of 1044	5020	a5102380ab2e18a46170b94277940e8568eaa2ab.exe	94
PID 5020 wrote to memory of 1044	5020	a5102380ab2e18a46170b94277940e8568eaa2ab.exe	94

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\a5102380ab2e18a46170b94277940e8568eaa2ab.exe
"C:\Users\Admin\AppData\Local\Temp\a5102380ab2e18a46170b94277940e8568eaa2ab.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5020
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\CQUvzCBZioZ.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4156
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\CQUvzCBZioZ" /XML "C:\Users\Admin\AppData\Local\Temp\tmp250C.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:1780
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  - Accesses Microsoft Outlook profiles
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - outlook_office_path
  - outlook_win_path
  PID:1044

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Email Collection

1

T1114

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp250C.tmp

Filesize
1KB

MD5
e8fc89ebe0284323e38c345c44b3b391

SHA1
d7e8d05f4c12a1c2d86d336022dfb6709402f7ff

SHA256
00bdec0d123181d02b2c70921ebcd25dd86f9c57e8185672dc4ba147cf786dee

SHA512
07ce2cbfe387be8df4af23a6e2e52fb844fbc6c54ece1f334b167242b552267e882ccd8cf6121ab8e375371cbe0fe7c2655a9d6b8b6d0268c4e8a26dd70ca87a

Download Submit
memory/1044-154-0x0000000006830000-0x0000000006880000-memory.dmp

Filesize
320KB

Download
memory/1044-143-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/4156-144-0x0000000005170000-0x0000000005192000-memory.dmp

Filesize
136KB

Download
memory/4156-153-0x00000000075C0000-0x00000000075CA000-memory.dmp

Filesize
40KB

Download
memory/4156-139-0x0000000002950000-0x0000000002986000-memory.dmp

Filesize
216KB

Download
memory/4156-158-0x0000000007870000-0x0000000007878000-memory.dmp

Filesize
32KB

Download
memory/4156-142-0x0000000005440000-0x0000000005A68000-memory.dmp

Filesize
6.2MB

Download
memory/4156-157-0x0000000007890000-0x00000000078AA000-memory.dmp

Filesize
104KB

Download
memory/4156-156-0x0000000007780000-0x000000000778E000-memory.dmp

Filesize
56KB

Download
memory/4156-155-0x00000000077D0000-0x0000000007866000-memory.dmp

Filesize
600KB

Download
memory/4156-145-0x0000000005B70000-0x0000000005BD6000-memory.dmp

Filesize
408KB

Download
memory/4156-146-0x0000000005C50000-0x0000000005CB6000-memory.dmp

Filesize
408KB

Download
memory/4156-147-0x0000000006250000-0x000000000626E000-memory.dmp

Filesize
120KB

Download
memory/4156-148-0x00000000073D0000-0x0000000007402000-memory.dmp

Filesize
200KB

Download
memory/4156-149-0x0000000071C40000-0x0000000071C8C000-memory.dmp

Filesize
304KB

Download
memory/4156-150-0x0000000006800000-0x000000000681E000-memory.dmp

Filesize
120KB

Download
memory/4156-151-0x0000000007B90000-0x000000000820A000-memory.dmp

Filesize
6.5MB

Download
memory/4156-152-0x0000000007550000-0x000000000756A000-memory.dmp

Filesize
104KB

Download
memory/5020-133-0x00000000059C0000-0x0000000005F64000-memory.dmp

Filesize
5.6MB

Download
memory/5020-132-0x00000000009A0000-0x0000000000A5A000-memory.dmp

Filesize
744KB

Download
memory/5020-134-0x0000000005410000-0x00000000054A2000-memory.dmp

Filesize
584KB

Download
memory/5020-135-0x00000000053F0000-0x00000000053FA000-memory.dmp

Filesize
40KB

Download
memory/5020-136-0x0000000007C00000-0x0000000007C9C000-memory.dmp

Filesize
624KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads