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-1-5-21-929662420-1054238289-2961194603-1000\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-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe
Key opened	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\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 4752 set thread context of 4152	4752	a5102380ab2e18a46170b94277940e8568eaa2ab.exe	95

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
4520	schtasks.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

pid	Process
4752	a5102380ab2e18a46170b94277940e8568eaa2ab.exe
4752	a5102380ab2e18a46170b94277940e8568eaa2ab.exe
3132	powershell.exe
4152	RegSvcs.exe
4152	RegSvcs.exe
3132	powershell.exe
4152	RegSvcs.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	4752	a5102380ab2e18a46170b94277940e8568eaa2ab.exe
Token: SeDebugPrivilege	3132	powershell.exe
Token: SeDebugPrivilege	4152	RegSvcs.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 4752 wrote to memory of 3132	4752	a5102380ab2e18a46170b94277940e8568eaa2ab.exe	91
PID 4752 wrote to memory of 3132	4752	a5102380ab2e18a46170b94277940e8568eaa2ab.exe	91
PID 4752 wrote to memory of 3132	4752	a5102380ab2e18a46170b94277940e8568eaa2ab.exe	91
PID 4752 wrote to memory of 4520	4752	a5102380ab2e18a46170b94277940e8568eaa2ab.exe	93
PID 4752 wrote to memory of 4520	4752	a5102380ab2e18a46170b94277940e8568eaa2ab.exe	93
PID 4752 wrote to memory of 4520	4752	a5102380ab2e18a46170b94277940e8568eaa2ab.exe	93
PID 4752 wrote to memory of 4152	4752	a5102380ab2e18a46170b94277940e8568eaa2ab.exe	95
PID 4752 wrote to memory of 4152	4752	a5102380ab2e18a46170b94277940e8568eaa2ab.exe	95
PID 4752 wrote to memory of 4152	4752	a5102380ab2e18a46170b94277940e8568eaa2ab.exe	95
PID 4752 wrote to memory of 4152	4752	a5102380ab2e18a46170b94277940e8568eaa2ab.exe	95
PID 4752 wrote to memory of 4152	4752	a5102380ab2e18a46170b94277940e8568eaa2ab.exe	95
PID 4752 wrote to memory of 4152	4752	a5102380ab2e18a46170b94277940e8568eaa2ab.exe	95
PID 4752 wrote to memory of 4152	4752	a5102380ab2e18a46170b94277940e8568eaa2ab.exe	95
PID 4752 wrote to memory of 4152	4752	a5102380ab2e18a46170b94277940e8568eaa2ab.exe	95

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	RegSvcs.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\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:4752
- 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:3132
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\CQUvzCBZioZ" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4769.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:4520
- 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:4152

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\tmp4769.tmp

Filesize
1KB

MD5
f7b6a894a3ba6541e2223386691b5225

SHA1
33dd42380541660c09f16607b1a7093bff1c7310

SHA256
92a21a7c3740ccb90e0c1306c007c497ac7771d47f904d6d675f93f0412b0b2f

SHA512
af7dccf46545da81c920a3b6d9312af300da6190850dc79c77cfd891239727fcd1708846a29fa55787b800d44c69edc2b2160fe7659d8fc7bed4e194e819b61f

Download Submit
memory/3132-150-0x0000000006A80000-0x0000000006A9E000-memory.dmp

Filesize
120KB

Download
memory/3132-152-0x00000000077D0000-0x00000000077EA000-memory.dmp

Filesize
104KB

Download
memory/3132-158-0x0000000007AF0000-0x0000000007AF8000-memory.dmp

Filesize
32KB

Download
memory/3132-157-0x0000000007B10000-0x0000000007B2A000-memory.dmp

Filesize
104KB

Download
memory/3132-156-0x0000000007A00000-0x0000000007A0E000-memory.dmp

Filesize
56KB

Download
memory/3132-139-0x0000000002BA0000-0x0000000002BD6000-memory.dmp

Filesize
216KB

Download
memory/3132-146-0x0000000005EA0000-0x0000000005F06000-memory.dmp

Filesize
408KB

Download
memory/3132-141-0x0000000005680000-0x0000000005CA8000-memory.dmp

Filesize
6.2MB

Download
memory/3132-154-0x0000000007840000-0x000000000784A000-memory.dmp

Filesize
40KB

Download
memory/3132-145-0x00000000055B0000-0x0000000005616000-memory.dmp

Filesize
408KB

Download
memory/3132-144-0x00000000054F0000-0x0000000005512000-memory.dmp

Filesize
136KB

Download
memory/3132-147-0x00000000064D0000-0x00000000064EE000-memory.dmp

Filesize
120KB

Download
memory/3132-155-0x0000000007A50000-0x0000000007AE6000-memory.dmp

Filesize
600KB

Download
memory/3132-151-0x0000000007E20000-0x000000000849A000-memory.dmp

Filesize
6.5MB

Download
memory/3132-148-0x0000000006AA0000-0x0000000006AD2000-memory.dmp

Filesize
200KB

Download
memory/3132-149-0x00000000707E0000-0x000000007082C000-memory.dmp

Filesize
304KB

Download
memory/4152-143-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/4152-153-0x0000000006930000-0x0000000006980000-memory.dmp

Filesize
320KB

Download
memory/4752-132-0x0000000000640000-0x00000000006FA000-memory.dmp

Filesize
744KB

Download
memory/4752-134-0x0000000005090000-0x0000000005122000-memory.dmp

Filesize
584KB

Download
memory/4752-133-0x0000000005590000-0x0000000005B34000-memory.dmp

Filesize
5.6MB

Download
memory/4752-136-0x0000000007560000-0x00000000075FC000-memory.dmp

Filesize
624KB

Download
memory/4752-135-0x0000000005240000-0x000000000524A000-memory.dmp

Filesize
40KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads