e8331b23f181a32b6911ecfb20c25dd99aec48e18af6b7d2aa3840211277d262

Analysis

max time kernel
141s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
21-11-2024 10:44

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General

Target

e8331b23f181a32b6911ecfb20c25dd99aec48e18af6b7d2aa3840211277d262.dll
Size

76KB
MD5

1ba1484446e9933423cc5f11807c41a6
SHA1

a5c627cbf9e3c4b63fc81e01dbd149f8d667ecc3
SHA256

e8331b23f181a32b6911ecfb20c25dd99aec48e18af6b7d2aa3840211277d262
SHA512

32f523fd4e5fbb7e19070c63078ee05ecc82e83ee7512be5d692549f6bde7fde353a4d0670dc433dcc5891ccdc4faa3a3813161ef263fd0ba03e828152d0a698
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Z6i:c8y93KQjy7G55riF1cMo03N

Score

5^/10

discovery upx

Malware Config

Signatures

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2428-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2428-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2428	rundll32.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2428	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1924 wrote to memory of 2428	1924	rundll32.exe	30
PID 1924 wrote to memory of 2428	1924	rundll32.exe	30
PID 1924 wrote to memory of 2428	1924	rundll32.exe	30
PID 1924 wrote to memory of 2428	1924	rundll32.exe	30
PID 1924 wrote to memory of 2428	1924	rundll32.exe	30
PID 1924 wrote to memory of 2428	1924	rundll32.exe	30
PID 1924 wrote to memory of 2428	1924	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e8331b23f181a32b6911ecfb20c25dd99aec48e18af6b7d2aa3840211277d262.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1924
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\e8331b23f181a32b6911ecfb20c25dd99aec48e18af6b7d2aa3840211277d262.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2428

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2428-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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memory/2428-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

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