1a5299a8b719ea0b90d5330ff99af71ba9824e30b695d0ebad852445c0349f86

Analysis

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

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
10/12/2024, 07:23

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General

Target

1a5299a8b719ea0b90d5330ff99af71ba9824e30b695d0ebad852445c0349f86N.dll
Size

76KB
MD5

a6609c6ac662c069523e6d3437a0d1f0
SHA1

c1c3e784b1c7690a0f484d5115ee59afd36912b3
SHA256

1a5299a8b719ea0b90d5330ff99af71ba9824e30b695d0ebad852445c0349f86
SHA512

048ba971e7ba6eee65e3fd12770a6a33daaa036c99d4dab30bcb7eba616bc04f657a7859091944f6cf7672b8a2fd5074df1e82bf8e06b1d2ad913d60bc0583a1
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZDsJEfwWsoitV:c8y93KQjy7G55riF1cMo03FsJkwqiP

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/2684-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2684-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2684-4-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2684-5-0x0000000010000000-0x0000000010030000-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
2684	rundll32.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2684	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2176 wrote to memory of 2684	2176	rundll32.exe	30
PID 2176 wrote to memory of 2684	2176	rundll32.exe	30
PID 2176 wrote to memory of 2684	2176	rundll32.exe	30
PID 2176 wrote to memory of 2684	2176	rundll32.exe	30
PID 2176 wrote to memory of 2684	2176	rundll32.exe	30
PID 2176 wrote to memory of 2684	2176	rundll32.exe	30
PID 2176 wrote to memory of 2684	2176	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\1a5299a8b719ea0b90d5330ff99af71ba9824e30b695d0ebad852445c0349f86N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2176
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\1a5299a8b719ea0b90d5330ff99af71ba9824e30b695d0ebad852445c0349f86N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2684

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/2684-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2684-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2684-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2684-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2684-4-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2684-5-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download