agenttesla | eeff87f3b345b9b42f721cfdd82fa81e229c7599ef4a24d3af914e2740a7a44c

Analysis

max time kernel
123s
max time network
133s
platform
windows10-2004_x64
resource
win10v2004-20231023-en
resource tags

arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
submitted
21-11-2023 02:01

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

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

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-1-5-21-2231940048-779848787-2990559741-1000\Control Panel\International\Geo\Nation	231121-01-AgentTesla-4f4bd4.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4536 set thread context of 1512	4536	231121-01-AgentTesla-4f4bd4.exe	100

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
816	1512	WerFault.exe	100

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

pid	Process
4964	schtasks.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
1788	powershell.exe
1788	powershell.exe
2356	powershell.exe
2356	powershell.exe
1512	RegSvcs.exe
1512	RegSvcs.exe
2356	powershell.exe
1788	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	1788	powershell.exe
Token: SeDebugPrivilege	2356	powershell.exe
Token: SeDebugPrivilege	1512	RegSvcs.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 4536 wrote to memory of 1788	4536	231121-01-AgentTesla-4f4bd4.exe	93
PID 4536 wrote to memory of 1788	4536	231121-01-AgentTesla-4f4bd4.exe	93
PID 4536 wrote to memory of 1788	4536	231121-01-AgentTesla-4f4bd4.exe	93
PID 4536 wrote to memory of 2356	4536	231121-01-AgentTesla-4f4bd4.exe	95
PID 4536 wrote to memory of 2356	4536	231121-01-AgentTesla-4f4bd4.exe	95
PID 4536 wrote to memory of 2356	4536	231121-01-AgentTesla-4f4bd4.exe	95
PID 4536 wrote to memory of 4964	4536	231121-01-AgentTesla-4f4bd4.exe	97
PID 4536 wrote to memory of 4964	4536	231121-01-AgentTesla-4f4bd4.exe	97
PID 4536 wrote to memory of 4964	4536	231121-01-AgentTesla-4f4bd4.exe	97
PID 4536 wrote to memory of 1512	4536	231121-01-AgentTesla-4f4bd4.exe	100
PID 4536 wrote to memory of 1512	4536	231121-01-AgentTesla-4f4bd4.exe	100
PID 4536 wrote to memory of 1512	4536	231121-01-AgentTesla-4f4bd4.exe	100
PID 4536 wrote to memory of 1512	4536	231121-01-AgentTesla-4f4bd4.exe	100
PID 4536 wrote to memory of 1512	4536	231121-01-AgentTesla-4f4bd4.exe	100
PID 4536 wrote to memory of 1512	4536	231121-01-AgentTesla-4f4bd4.exe	100
PID 4536 wrote to memory of 1512	4536	231121-01-AgentTesla-4f4bd4.exe	100
PID 4536 wrote to memory of 1512	4536	231121-01-AgentTesla-4f4bd4.exe	100

C:\Users\Admin\AppData\Local\Temp\231121-01-AgentTesla-4f4bd4.exe
"C:\Users\Admin\AppData\Local\Temp\231121-01-AgentTesla-4f4bd4.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4536
- 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:1788
- 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:2356
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\yoLxZmTZYPo" /XML "C:\Users\Admin\AppData\Local\Temp\tmp9872.tmp"
  2⤵
  - Creates scheduled task(s)
  PID:4964
- 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:1512
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1512 -s 1404
    3⤵
    - Program crash
    PID:816

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1512 -ip 1512
1⤵
PID:2852

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

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

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
a690ced9ff1d5f70b49c2eb61cee6b3b

SHA1
7670ecfff934999179c6c0f110bcf2b87fe7a171

SHA256
4d1b9348c1a564cc6bc667eea6d055af1b5908aea9c075c2462e52474bc2375f

SHA512
0e660572a172a9122f9293393788ca012d8677b4fc52f9ac7fed28226dee1589d93cb2b98352462ae04d54dc6f8759b8bda9868a1b491b4d571c9fcb5efd43ec

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_qirdty1z.fvf.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp9872.tmp

Filesize
1KB

MD5
4cc6b8d28db56128c8ae4e2e9ddc2c7d

SHA1
b7c4bc9265d857207f023a11df12d346c720b2d3

SHA256
ff854a1eec7b3f115b637ed964c0d1e2e92cc35ddd4b94bd40fcf718840ecb92

SHA512
91260787179229e3cd098d430551b4c054e7b901c8b4de41a59d1de8d5f5e1216d36bf8e44a5fef396dc2f61ac88dcea7971f210931273b6092db5836402c150

Download Submit
memory/1512-86-0x0000000074940000-0x00000000750F0000-memory.dmp

Filesize
7.7MB

Download
memory/1512-51-0x0000000005470000-0x0000000005480000-memory.dmp

Filesize
64KB

Download
memory/1512-49-0x0000000074940000-0x00000000750F0000-memory.dmp

Filesize
7.7MB

Download
memory/1512-33-0x0000000000400000-0x0000000000442000-memory.dmp

Filesize
264KB

Download
memory/1788-18-0x0000000074940000-0x00000000750F0000-memory.dmp

Filesize
7.7MB

Download
memory/1788-48-0x00000000061C0000-0x0000000006514000-memory.dmp

Filesize
3.3MB

Download
memory/1788-96-0x0000000074940000-0x00000000750F0000-memory.dmp

Filesize
7.7MB

Download
memory/1788-90-0x0000000007C30000-0x0000000007C38000-memory.dmp

Filesize
32KB

Download
memory/1788-88-0x0000000007B50000-0x0000000007B64000-memory.dmp

Filesize
80KB

Download
memory/1788-17-0x0000000002CC0000-0x0000000002CF6000-memory.dmp

Filesize
216KB

Download
memory/1788-81-0x0000000007F50000-0x00000000085CA000-memory.dmp

Filesize
6.5MB

Download
memory/1788-19-0x0000000002DD0000-0x0000000002DE0000-memory.dmp

Filesize
64KB

Download
memory/1788-20-0x0000000005760000-0x0000000005D88000-memory.dmp

Filesize
6.2MB

Download
memory/1788-80-0x00000000077F0000-0x0000000007893000-memory.dmp

Filesize
652KB

Download
memory/1788-70-0x0000000007570000-0x000000000758E000-memory.dmp

Filesize
120KB

Download
memory/1788-22-0x0000000002DD0000-0x0000000002DE0000-memory.dmp

Filesize
64KB

Download
memory/1788-59-0x00000000751A0000-0x00000000751EC000-memory.dmp

Filesize
304KB

Download
memory/1788-26-0x0000000005630000-0x0000000005696000-memory.dmp

Filesize
408KB

Download
memory/1788-57-0x00000000075B0000-0x00000000075E2000-memory.dmp

Filesize
200KB

Download
memory/1788-56-0x000000007FA00000-0x000000007FA10000-memory.dmp

Filesize
64KB

Download
memory/1788-54-0x0000000002DD0000-0x0000000002DE0000-memory.dmp

Filesize
64KB

Download
memory/1788-52-0x0000000006610000-0x000000000662E000-memory.dmp

Filesize
120KB

Download
memory/2356-82-0x00000000075A0000-0x00000000075BA000-memory.dmp

Filesize
104KB

Download
memory/2356-55-0x00000000029A0000-0x00000000029B0000-memory.dmp

Filesize
64KB

Download
memory/2356-97-0x0000000074940000-0x00000000750F0000-memory.dmp

Filesize
7.7MB

Download
memory/2356-89-0x00000000078E0000-0x00000000078FA000-memory.dmp

Filesize
104KB

Download
memory/2356-87-0x00000000077D0000-0x00000000077DE000-memory.dmp

Filesize
56KB

Download
memory/2356-53-0x0000000006350000-0x000000000639C000-memory.dmp

Filesize
304KB

Download
memory/2356-85-0x00000000077A0000-0x00000000077B1000-memory.dmp

Filesize
68KB

Download
memory/2356-83-0x0000000007610000-0x000000000761A000-memory.dmp

Filesize
40KB

Download
memory/2356-25-0x0000000005260000-0x0000000005282000-memory.dmp

Filesize
136KB

Download
memory/2356-58-0x000000007F4A0000-0x000000007F4B0000-memory.dmp

Filesize
64KB

Download
memory/2356-27-0x0000000005BE0000-0x0000000005C46000-memory.dmp

Filesize
408KB

Download
memory/2356-84-0x0000000007820000-0x00000000078B6000-memory.dmp

Filesize
600KB

Download
memory/2356-23-0x00000000029A0000-0x00000000029B0000-memory.dmp

Filesize
64KB

Download
memory/2356-21-0x0000000074940000-0x00000000750F0000-memory.dmp

Filesize
7.7MB

Download
memory/2356-69-0x00000000751A0000-0x00000000751EC000-memory.dmp

Filesize
304KB

Download
memory/4536-1-0x0000000074940000-0x00000000750F0000-memory.dmp

Filesize
7.7MB

Download
memory/4536-9-0x0000000006CB0000-0x0000000006D2A000-memory.dmp

Filesize
488KB

Download
memory/4536-5-0x0000000005AF0000-0x0000000005AFA000-memory.dmp

Filesize
40KB

Download
memory/4536-8-0x0000000006080000-0x000000000608A000-memory.dmp

Filesize
40KB

Download
memory/4536-7-0x0000000006070000-0x0000000006078000-memory.dmp

Filesize
32KB

Download
memory/4536-3-0x0000000005A30000-0x0000000005AC2000-memory.dmp

Filesize
584KB

Download
memory/4536-6-0x0000000005C90000-0x0000000005CA0000-memory.dmp

Filesize
64KB

Download
memory/4536-12-0x0000000005B90000-0x0000000005BA0000-memory.dmp

Filesize
64KB

Download
memory/4536-4-0x0000000005B90000-0x0000000005BA0000-memory.dmp

Filesize
64KB

Download
memory/4536-11-0x0000000074940000-0x00000000750F0000-memory.dmp

Filesize
7.7MB

Download
memory/4536-2-0x00000000060D0000-0x0000000006674000-memory.dmp

Filesize
5.6MB

Download
memory/4536-0-0x0000000000F70000-0x0000000001054000-memory.dmp

Filesize
912KB

Download
memory/4536-50-0x0000000074940000-0x00000000750F0000-memory.dmp

Filesize
7.7MB

Download
memory/4536-10-0x0000000006F30000-0x0000000006FCC000-memory.dmp

Filesize
624KB

Download