agenttesla | db6599549e8cf96cafe6901d5303fd9c0d08865d72d9677870c151e93110fd92

Resubmissions

29-03-2024 07:34

240329-jekfgsce2z 10

29-03-2024 07:18

240329-h47rmsch79 10

Analysis

max time kernel
50s
max time network
55s
platform
windows11-21h2_x64
resource
win11-20240319-en
resource tags

arch:x64arch:x86image:win11-20240319-enlocale:en-usos:windows11-21h2-x64system
submitted
29-03-2024 07:18

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General

Target

msedge.exe
Size

1.2MB
MD5

681eba38b74a4e49c60e2afa4645e22f
SHA1

1be30752210c8772da802708e531bec578a156f7
SHA256

db6599549e8cf96cafe6901d5303fd9c0d08865d72d9677870c151e93110fd92
SHA512

82658b0d84731da66b6d556186580730f94a85fe175e52b59590d22b65ea3ab3d57db9eae73c9f6ecd77923edc46137dd5b5036d7bce65a1c655e74f4fa3ae69
SSDEEP

24576:V/kyITMvRFhRRbNWoCfkYSEH3OqtwIuX5mIfw+Jwz/S/6g:V/kyITYbNbNWo4kSH3OqtwI+mmw+W7SC

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

Processes:

resource	yara_rule
behavioral1/memory/1584-4-0x000002223B9B0000-0x000002223BBC4000-memory.dmp	family_agenttesla

Downloads MZ/PE file
Drops file in System32 directory 1 IoCs

Processes:

msedge.exe

description ioc process

File created C:\Windows\System32\DRIFTIX_COLOR.dll msedge.exe

description	ioc	process
File created	C:\Windows\System32\DRIFTIX_COLOR.dll	msedge.exe

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

msedge.exe

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

Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

msedge.exe

pid process

1584 msedge.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

msedge.exe

description pid process

Token: SeDebugPrivilege 1584 msedge.exe

pid	process
1584	msedge.exe

description	pid	process
Token: SeDebugPrivilege	1584	msedge.exe

C:\Users\Admin\AppData\Local\Temp\msedge.exe
"C:\Users\Admin\AppData\Local\Temp\msedge.exe"
1⤵
- Drops file in System32 directory
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1584

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/1584-0-0x0000022221160000-0x00000222212A2000-memory.dmp

Filesize
1.3MB

Download
memory/1584-1-0x00000222216F0000-0x0000022221702000-memory.dmp

Filesize
72KB

Download
memory/1584-2-0x00007FF8E40A0000-0x00007FF8E4B62000-memory.dmp

Filesize
10.8MB

Download
memory/1584-3-0x000002223B910000-0x000002223B920000-memory.dmp

Filesize
64KB

Download
memory/1584-4-0x000002223B9B0000-0x000002223BBC4000-memory.dmp

Filesize
2.1MB

Download
memory/1584-5-0x00007FF8E40A0000-0x00007FF8E4B62000-memory.dmp

Filesize
10.8MB

Download
memory/1584-6-0x000002223E400000-0x000002223E43C000-memory.dmp

Filesize
240KB

Download
memory/1584-7-0x000002223B910000-0x000002223B920000-memory.dmp

Filesize
64KB

Download
memory/1584-8-0x000002223B910000-0x000002223B920000-memory.dmp

Filesize
64KB

Download
memory/1584-9-0x000002223B910000-0x000002223B920000-memory.dmp

Filesize
64KB

Download
memory/1584-10-0x0000022221840000-0x0000022221852000-memory.dmp

Filesize
72KB

Download
memory/1584-11-0x000002223E7C0000-0x000002223E7DA000-memory.dmp

Filesize
104KB

Download
memory/1584-12-0x000002223B910000-0x000002223B920000-memory.dmp

Filesize
64KB

Download
memory/1584-14-0x000002223B910000-0x000002223B920000-memory.dmp

Filesize
64KB

Download