a2d62581cc262fc13065ddcf530aa2907f6ee7b532a95a7a435cedcb706d09e0

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
26-12-2024 08:32

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General

Target

a2d62581cc262fc13065ddcf530aa2907f6ee7b532a95a7a435cedcb706d09e0N.dll
Size

203KB
MD5

05fc6b85174c50c3637ab9573848dce0
SHA1

ff0654a8408794abead368d266e048ced48aa035
SHA256

a2d62581cc262fc13065ddcf530aa2907f6ee7b532a95a7a435cedcb706d09e0
SHA512

66434c1bbb44b984ba9195b81cd7b3e6d66843188dc71bff30692252d757fa82314c133b1b1e8f93a7820c27d8db42e75a05969da28ffff8d02261dc70b7f172
SSDEEP

3072:aJ8IMILmCa3yx6oFEdgVXnF6C9Ugfxm32n7SpiMQTd:5kmCaiEoFEd+F3txm2SpiMKd

Score

8^/10

discovery persistence privilege_escalation upx

Malware Config

Signatures

Event Triggered Execution: AppInit DLLs 1 TTPs
Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.
persistence privilege_escalation

AppInit DLLs
T1546.010

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral1/memory/3060-2-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/3060-1-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/3060-3-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/3060-4-0x0000000010000000-0x0000000010033000-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
3060	rundll32.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3060	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2916 wrote to memory of 3060	2916	rundll32.exe	30
PID 2916 wrote to memory of 3060	2916	rundll32.exe	30
PID 2916 wrote to memory of 3060	2916	rundll32.exe	30
PID 2916 wrote to memory of 3060	2916	rundll32.exe	30
PID 2916 wrote to memory of 3060	2916	rundll32.exe	30
PID 2916 wrote to memory of 3060	2916	rundll32.exe	30
PID 2916 wrote to memory of 3060	2916	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a2d62581cc262fc13065ddcf530aa2907f6ee7b532a95a7a435cedcb706d09e0N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2916
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\a2d62581cc262fc13065ddcf530aa2907f6ee7b532a95a7a435cedcb706d09e0N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:3060

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Event Triggered Execution

T1546

AppInit DLLs

T1546.010

Privilege Escalation

Event Triggered Execution

T1546

AppInit DLLs

T1546.010

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/3060-2-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/3060-1-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/3060-0-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/3060-3-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/3060-4-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download