c634ea4edc93cad27cc64f9d73570579a91fb97003b506959d306a8f91cf7ed3

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
17-12-2024 10:18

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General

Target

c634ea4edc93cad27cc64f9d73570579a91fb97003b506959d306a8f91cf7ed3N.dll
Size

76KB
MD5

b317b96ba09bcb3a831eef95937230b0
SHA1

884ab411389f48d09bad2aef06d78c8daa80fe63
SHA256

c634ea4edc93cad27cc64f9d73570579a91fb97003b506959d306a8f91cf7ed3
SHA512

96fef785d815db605682c1e9cc0b417727c34c2cb9f893da7cded1a9f7933d54d323840dfb5a391b3d0399ce962512a64eb9b46129aa78c2b96ca392bdf03e81
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZPW8NaWo:c8y93KQjy7G55riF1cMo03fNaf

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 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2396-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2396-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2396-4-0x0000000010000000-0x0000000010030000-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
2396	rundll32.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2396	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2240 wrote to memory of 2396	2240	rundll32.exe	31
PID 2240 wrote to memory of 2396	2240	rundll32.exe	31
PID 2240 wrote to memory of 2396	2240	rundll32.exe	31
PID 2240 wrote to memory of 2396	2240	rundll32.exe	31
PID 2240 wrote to memory of 2396	2240	rundll32.exe	31
PID 2240 wrote to memory of 2396	2240	rundll32.exe	31
PID 2240 wrote to memory of 2396	2240	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\c634ea4edc93cad27cc64f9d73570579a91fb97003b506959d306a8f91cf7ed3N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2240
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\c634ea4edc93cad27cc64f9d73570579a91fb97003b506959d306a8f91cf7ed3N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2396

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/2396-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2396-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2396-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2396-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2396-4-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download