agenttesla | e8e7d2825218b86bebcd2cc98f35736de16ce97c5aeb239ced17b80ba63912c4

Resubmissions

03/02/2024, 10:02

240203-l26cksega8 10

02/02/2024, 07:31

240202-jccb4agfc5 10

Analysis

max time kernel
141s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
03/02/2024, 10:02

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General

Target

Saskia_Serial_checker.exe
Size

2.0MB
MD5

5a1c7eedaeaa3ae27b051f8ad98fe46a
SHA1

29ef02d4581193438f1ae1775ce657d99d67cda2
SHA256

e8e7d2825218b86bebcd2cc98f35736de16ce97c5aeb239ced17b80ba63912c4
SHA512

dd01c32b3680028eb121ce66e07d34a66bfaa7c4f8a9b05d094457be67439c7d00fa1efcc77d88b760b78013ab25494abebaa3d801a3c1c74120a2b60e4a670c
SSDEEP

49152:2oRgITYbNbNWo4kSH3OqtwI/kqXfd+/9A9TuhanieKdboR:2PIT4bNJFY3OqtLkqXf0FoKWU

Score

10^/10

agenttesla keylogger spyware stealer trojan

Malware Config

Signatures

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

AgentTesla payload 1 IoCs

resource	yara_rule
behavioral2/memory/2788-6-0x0000000005BC0000-0x0000000005DD4000-memory.dmp	family_agenttesla

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS	Saskia_Serial_checker.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer	Saskia_Serial_checker.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemVersion	Saskia_Serial_checker.exe

Suspicious use of AdjustPrivilegeToken 42 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	3468	wmic.exe
Token: SeSecurityPrivilege	3468	wmic.exe
Token: SeTakeOwnershipPrivilege	3468	wmic.exe
Token: SeLoadDriverPrivilege	3468	wmic.exe
Token: SeSystemProfilePrivilege	3468	wmic.exe
Token: SeSystemtimePrivilege	3468	wmic.exe
Token: SeProfSingleProcessPrivilege	3468	wmic.exe
Token: SeIncBasePriorityPrivilege	3468	wmic.exe
Token: SeCreatePagefilePrivilege	3468	wmic.exe
Token: SeBackupPrivilege	3468	wmic.exe
Token: SeRestorePrivilege	3468	wmic.exe
Token: SeShutdownPrivilege	3468	wmic.exe
Token: SeDebugPrivilege	3468	wmic.exe
Token: SeSystemEnvironmentPrivilege	3468	wmic.exe
Token: SeRemoteShutdownPrivilege	3468	wmic.exe
Token: SeUndockPrivilege	3468	wmic.exe
Token: SeManageVolumePrivilege	3468	wmic.exe
Token: 33	3468	wmic.exe
Token: 34	3468	wmic.exe
Token: 35	3468	wmic.exe
Token: 36	3468	wmic.exe
Token: SeIncreaseQuotaPrivilege	3468	wmic.exe
Token: SeSecurityPrivilege	3468	wmic.exe
Token: SeTakeOwnershipPrivilege	3468	wmic.exe
Token: SeLoadDriverPrivilege	3468	wmic.exe
Token: SeSystemProfilePrivilege	3468	wmic.exe
Token: SeSystemtimePrivilege	3468	wmic.exe
Token: SeProfSingleProcessPrivilege	3468	wmic.exe
Token: SeIncBasePriorityPrivilege	3468	wmic.exe
Token: SeCreatePagefilePrivilege	3468	wmic.exe
Token: SeBackupPrivilege	3468	wmic.exe
Token: SeRestorePrivilege	3468	wmic.exe
Token: SeShutdownPrivilege	3468	wmic.exe
Token: SeDebugPrivilege	3468	wmic.exe
Token: SeSystemEnvironmentPrivilege	3468	wmic.exe
Token: SeRemoteShutdownPrivilege	3468	wmic.exe
Token: SeUndockPrivilege	3468	wmic.exe
Token: SeManageVolumePrivilege	3468	wmic.exe
Token: 33	3468	wmic.exe
Token: 34	3468	wmic.exe
Token: 35	3468	wmic.exe
Token: 36	3468	wmic.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2788 wrote to memory of 3468	2788	Saskia_Serial_checker.exe	84
PID 2788 wrote to memory of 3468	2788	Saskia_Serial_checker.exe	84
PID 2788 wrote to memory of 3468	2788	Saskia_Serial_checker.exe	84

C:\Users\Admin\AppData\Local\Temp\Saskia_Serial_checker.exe
"C:\Users\Admin\AppData\Local\Temp\Saskia_Serial_checker.exe"
1⤵
- Enumerates system info in registry
- Suspicious use of WriteProcessMemory
PID:2788
- C:\Windows\SysWOW64\Wbem\wmic.exe
  "wmic" cpu get serialnumber
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:3468

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2788-0-0x00000000748F0000-0x00000000750A0000-memory.dmp

Filesize
7.7MB

Download
memory/2788-1-0x0000000000C70000-0x0000000000E70000-memory.dmp

Filesize
2.0MB

Download
memory/2788-2-0x0000000006070000-0x0000000006614000-memory.dmp

Filesize
5.6MB

Download
memory/2788-3-0x0000000005820000-0x00000000058B2000-memory.dmp

Filesize
584KB

Download
memory/2788-4-0x0000000005AB0000-0x0000000005AC0000-memory.dmp

Filesize
64KB

Download
memory/2788-5-0x00000000058D0000-0x00000000058DA000-memory.dmp

Filesize
40KB

Download
memory/2788-6-0x0000000005BC0000-0x0000000005DD4000-memory.dmp

Filesize
2.1MB

Download
memory/2788-7-0x000000000B360000-0x000000000B3C6000-memory.dmp

Filesize
408KB

Download
memory/2788-8-0x0000000005AB0000-0x0000000005AC0000-memory.dmp

Filesize
64KB

Download
memory/2788-9-0x00000000748F0000-0x00000000750A0000-memory.dmp

Filesize
7.7MB

Download
memory/2788-10-0x0000000005AB0000-0x0000000005AC0000-memory.dmp

Filesize
64KB

Download
memory/2788-11-0x0000000005AB0000-0x0000000005AC0000-memory.dmp

Filesize
64KB

Download
memory/2788-13-0x00000000748F0000-0x00000000750A0000-memory.dmp

Filesize
7.7MB

Download