agenttesla | eeff87f3b345b9b42f721cfdd82fa81e229c7599ef4a24d3af914e2740a7a44c

Analysis

max time kernel
118s
max time network
124s
platform
windows7_x64
resource
win7-20231023-en
resource tags

arch:x64arch:x86image:win7-20231023-enlocale:en-usos:windows7-x64system
submitted
21-11-2023 02:01

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General

Target

231121-01-AgentTesla-4f4bd4.exe
Size

890KB
MD5

73af2b313925da0e49f1c99e1b51ec4b
SHA1

4f4bd4f230b2d2bc6f140d38f8c301a3264747a0
SHA256

bf91852588010cca4ca8aa2f419531df69a6e5454f471ebb2e862c17b99e5724
SHA512

1c7ab9854266a275376ce0134d356702749f6ce8168fee0301c8140867d30384c4f5521c1212c71aba2eea0cee3600bbe9bd6311ac721219acb52c46b1c3c6f7
SSDEEP

24576:ve4ucqeAete6Fnj5k359f5fHi/dkGxris1q:3ucN3Fnjw53exel

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Extracted

Family

agenttesla

Credentials

Protocol: smtp
Host:
mail.bezzleauto.com
Port:
587
Username:
[email protected]
Password:
kex#-rHjHM4qKk52
Email To:
[email protected]

Signatures

AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
keylogger trojan stealer spyware agenttesla
Suspicious use of SetThreadContext 1 IoCs

Processes:

231121-01-AgentTesla-4f4bd4.exe

description pid process target process

PID 1940 set thread context of 2976 1940 231121-01-AgentTesla-4f4bd4.exe RegSvcs.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

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/Job
T1053

Processes:

schtasks.exe

pid process

2520 schtasks.exe
Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

powershell.exepowershell.exeRegSvcs.exe

pid process

2768 powershell.exe
2616 powershell.exe
2976 RegSvcs.exe
2976 RegSvcs.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

powershell.exepowershell.exeRegSvcs.exe

description pid process

Token: SeDebugPrivilege 2768 powershell.exe
Token: SeDebugPrivilege 2616 powershell.exe
Token: SeDebugPrivilege 2976 RegSvcs.exe

description	pid	process	target process
PID 1940 set thread context of 2976	1940	231121-01-AgentTesla-4f4bd4.exe	RegSvcs.exe

pid	process
2520	schtasks.exe

pid	process
2768	powershell.exe
2616	powershell.exe
2976	RegSvcs.exe
2976	RegSvcs.exe

description	pid	process
Token: SeDebugPrivilege	2768	powershell.exe
Token: SeDebugPrivilege	2616	powershell.exe
Token: SeDebugPrivilege	2976	RegSvcs.exe

Suspicious use of WriteProcessMemory 24 IoCs

Processes:

231121-01-AgentTesla-4f4bd4.exe

description	pid	process	target process
PID 1940 wrote to memory of 2616	1940	231121-01-AgentTesla-4f4bd4.exe	powershell.exe
PID 1940 wrote to memory of 2616	1940	231121-01-AgentTesla-4f4bd4.exe	powershell.exe
PID 1940 wrote to memory of 2616	1940	231121-01-AgentTesla-4f4bd4.exe	powershell.exe
PID 1940 wrote to memory of 2616	1940	231121-01-AgentTesla-4f4bd4.exe	powershell.exe
PID 1940 wrote to memory of 2768	1940	231121-01-AgentTesla-4f4bd4.exe	powershell.exe
PID 1940 wrote to memory of 2768	1940	231121-01-AgentTesla-4f4bd4.exe	powershell.exe
PID 1940 wrote to memory of 2768	1940	231121-01-AgentTesla-4f4bd4.exe	powershell.exe
PID 1940 wrote to memory of 2768	1940	231121-01-AgentTesla-4f4bd4.exe	powershell.exe
PID 1940 wrote to memory of 2520	1940	231121-01-AgentTesla-4f4bd4.exe	schtasks.exe
PID 1940 wrote to memory of 2520	1940	231121-01-AgentTesla-4f4bd4.exe	schtasks.exe
PID 1940 wrote to memory of 2520	1940	231121-01-AgentTesla-4f4bd4.exe	schtasks.exe
PID 1940 wrote to memory of 2520	1940	231121-01-AgentTesla-4f4bd4.exe	schtasks.exe
PID 1940 wrote to memory of 2976	1940	231121-01-AgentTesla-4f4bd4.exe	RegSvcs.exe
PID 1940 wrote to memory of 2976	1940	231121-01-AgentTesla-4f4bd4.exe	RegSvcs.exe
PID 1940 wrote to memory of 2976	1940	231121-01-AgentTesla-4f4bd4.exe	RegSvcs.exe
PID 1940 wrote to memory of 2976	1940	231121-01-AgentTesla-4f4bd4.exe	RegSvcs.exe
PID 1940 wrote to memory of 2976	1940	231121-01-AgentTesla-4f4bd4.exe	RegSvcs.exe
PID 1940 wrote to memory of 2976	1940	231121-01-AgentTesla-4f4bd4.exe	RegSvcs.exe
PID 1940 wrote to memory of 2976	1940	231121-01-AgentTesla-4f4bd4.exe	RegSvcs.exe
PID 1940 wrote to memory of 2976	1940	231121-01-AgentTesla-4f4bd4.exe	RegSvcs.exe
PID 1940 wrote to memory of 2976	1940	231121-01-AgentTesla-4f4bd4.exe	RegSvcs.exe
PID 1940 wrote to memory of 2976	1940	231121-01-AgentTesla-4f4bd4.exe	RegSvcs.exe
PID 1940 wrote to memory of 2976	1940	231121-01-AgentTesla-4f4bd4.exe	RegSvcs.exe
PID 1940 wrote to memory of 2976	1940	231121-01-AgentTesla-4f4bd4.exe	RegSvcs.exe

C:\Users\Admin\AppData\Local\Temp\231121-01-AgentTesla-4f4bd4.exe
"C:\Users\Admin\AppData\Local\Temp\231121-01-AgentTesla-4f4bd4.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1940
- 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\231121-01-AgentTesla-4f4bd4.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2616
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\yoLxZmTZYPo.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2768
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\yoLxZmTZYPo" /XML "C:\Users\Admin\AppData\Local\Temp\tmpDEEA.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:2520
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2976

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Scheduled Task/Job

T1053

Privilege Escalation

Scheduled Task/Job

T1053

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
1KB

MD5
ed547489b3daa1b4e763c0a18b9c6b98

SHA1
c76ebe7189bc57c8e4443845f7b30a037c706f8d

SHA256
eb01cfc57852505da77fa35047016191e66f816d29096d20c9ec444e6af59696

SHA512
29b97c07715da11dc4b67ffdd513e4e935ee0503ac6a396bfe8f37ab3788476dfa57c6677680ae8c12837fdb31c5548b45dd16f0d03f4d15b594c3f5c51321a1

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\882972XF2KKG31B3RTXZ.temp

Filesize
7KB

MD5
9b58a00a41b796a34983198b9d624c33

SHA1
0ea345e0dbc5ad1be011d08d454577ddd16e594b

SHA256
05f3137131cde578001007afc540f7520a77420ba06e87c5c2dc91344952f872

SHA512
22047b0a8a7ca05d1ea283b0c905552e0eb0c2fbf5ddeece24748d83852e80a801b16dfe9dcfdb9aeaec56c0884a49f07cc6c6a492b32ade977c1b8f47e6f6ca

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

Filesize
7KB

MD5
9b58a00a41b796a34983198b9d624c33

SHA1
0ea345e0dbc5ad1be011d08d454577ddd16e594b

SHA256
05f3137131cde578001007afc540f7520a77420ba06e87c5c2dc91344952f872

SHA512
22047b0a8a7ca05d1ea283b0c905552e0eb0c2fbf5ddeece24748d83852e80a801b16dfe9dcfdb9aeaec56c0884a49f07cc6c6a492b32ade977c1b8f47e6f6ca

Download Submit
memory/1940-32-0x0000000074190000-0x000000007487E000-memory.dmp

Filesize
6.9MB

Download
memory/1940-1-0x0000000074190000-0x000000007487E000-memory.dmp

Filesize
6.9MB

Download
memory/1940-5-0x00000000004D0000-0x00000000004DA000-memory.dmp

Filesize
40KB

Download
memory/1940-6-0x0000000004E00000-0x0000000004E7A000-memory.dmp

Filesize
488KB

Download
memory/1940-7-0x0000000074190000-0x000000007487E000-memory.dmp

Filesize
6.9MB

Download
memory/1940-3-0x00000000004B0000-0x00000000004C0000-memory.dmp

Filesize
64KB

Download
memory/1940-2-0x0000000000460000-0x00000000004A0000-memory.dmp

Filesize
256KB

Download
memory/1940-0-0x00000000010F0000-0x00000000011D4000-memory.dmp

Filesize
912KB

Download
memory/1940-4-0x00000000004C0000-0x00000000004C8000-memory.dmp

Filesize
32KB

Download
memory/2616-21-0x000000006ECC0000-0x000000006F26B000-memory.dmp

Filesize
5.7MB

Download
memory/2616-38-0x000000006ECC0000-0x000000006F26B000-memory.dmp

Filesize
5.7MB

Download
memory/2768-22-0x0000000002720000-0x0000000002760000-memory.dmp

Filesize
256KB

Download
memory/2768-23-0x000000006ECC0000-0x000000006F26B000-memory.dmp

Filesize
5.7MB

Download
memory/2768-39-0x000000006ECC0000-0x000000006F26B000-memory.dmp

Filesize
5.7MB

Download
memory/2768-20-0x000000006ECC0000-0x000000006F26B000-memory.dmp

Filesize
5.7MB

Download
memory/2976-25-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2976-28-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2976-30-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2976-27-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2976-33-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2976-35-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2976-36-0x0000000072E70000-0x000000007355E000-memory.dmp

Filesize
6.9MB

Download
memory/2976-37-0x00000000012C0000-0x0000000001300000-memory.dmp

Filesize
256KB

Download
memory/2976-26-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2976-24-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/2976-40-0x0000000072E70000-0x000000007355E000-memory.dmp

Filesize
6.9MB

Download
memory/2976-41-0x00000000012C0000-0x0000000001300000-memory.dmp

Filesize
256KB

Download