479b5b80e217e281316719cc5cec275446ad4f7b7a5714e1aa08656aa68f005b

Analysis

max time kernel
119s
max time network
16s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
20-12-2024 04:57

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General

Target

479b5b80e217e281316719cc5cec275446ad4f7b7a5714e1aa08656aa68f005bN.dll
Size

76KB
MD5

485d9dacea35830f58e89d8f3f3fb970
SHA1

42461889ac78eaf45d39e63031a1db12b9253c1a
SHA256

479b5b80e217e281316719cc5cec275446ad4f7b7a5714e1aa08656aa68f005b
SHA512

9f1efa1abc62a67381d92584024f14863805ad1f18233dbf2ca5c86a8dd34df07b5958d70908c739bfe295a20f35c64e12dcacc7adc51f3779665defe6fd8351
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZT21K:c8y93KQjy7G55riF1cMo03YK

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 5 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1948-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/1948-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/1948-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/1948-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/1948-5-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2560	1948	WerFault.exe	30

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 use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1948	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1300 wrote to memory of 1948	1300	rundll32.exe	30
PID 1300 wrote to memory of 1948	1300	rundll32.exe	30
PID 1300 wrote to memory of 1948	1300	rundll32.exe	30
PID 1300 wrote to memory of 1948	1300	rundll32.exe	30
PID 1300 wrote to memory of 1948	1300	rundll32.exe	30
PID 1300 wrote to memory of 1948	1300	rundll32.exe	30
PID 1300 wrote to memory of 1948	1300	rundll32.exe	30
PID 1948 wrote to memory of 2560	1948	rundll32.exe	31
PID 1948 wrote to memory of 2560	1948	rundll32.exe	31
PID 1948 wrote to memory of 2560	1948	rundll32.exe	31
PID 1948 wrote to memory of 2560	1948	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\479b5b80e217e281316719cc5cec275446ad4f7b7a5714e1aa08656aa68f005bN.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1300
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\479b5b80e217e281316719cc5cec275446ad4f7b7a5714e1aa08656aa68f005bN.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1948
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1948 -s 324
    3⤵
    - Program crash
    PID:2560

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

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Downloads

memory/1948-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/1948-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/1948-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/1948-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/1948-5-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download