d9baca1ec663aa39ccdfb29b17b6dca82c7cdf264306f2d950589f11100202b8

Analysis

max time kernel
118s
max time network
120s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
19-12-2024 11:44

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General

Target

d9baca1ec663aa39ccdfb29b17b6dca82c7cdf264306f2d950589f11100202b8N.dll
Size

76KB
MD5

5cbbf1cedc4a8840f8d4cef0aecd3b40
SHA1

8b2898fa661137994e28ef6fb7d328ca608d2f65
SHA256

d9baca1ec663aa39ccdfb29b17b6dca82c7cdf264306f2d950589f11100202b8
SHA512

0b5edfeaa4ff2785da7566401d215b72229339b34520fad639f46798beb852611e350a35b78e314149dc8df6c165e9495eb9d0f97efc9d3e09aec7a43f177203
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Z+KBNoHCLrLrLYA5MrtdU4Jhr:c8y93KQjy7G55riF1cMo03IKBNoHCLrS

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/2152-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2152-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2152-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2152-9-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2152-11-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1008	2152	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	2152	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2272 wrote to memory of 2152	2272	rundll32.exe	30
PID 2272 wrote to memory of 2152	2272	rundll32.exe	30
PID 2272 wrote to memory of 2152	2272	rundll32.exe	30
PID 2272 wrote to memory of 2152	2272	rundll32.exe	30
PID 2272 wrote to memory of 2152	2272	rundll32.exe	30
PID 2272 wrote to memory of 2152	2272	rundll32.exe	30
PID 2272 wrote to memory of 2152	2272	rundll32.exe	30
PID 2152 wrote to memory of 1008	2152	rundll32.exe	31
PID 2152 wrote to memory of 1008	2152	rundll32.exe	31
PID 2152 wrote to memory of 1008	2152	rundll32.exe	31
PID 2152 wrote to memory of 1008	2152	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d9baca1ec663aa39ccdfb29b17b6dca82c7cdf264306f2d950589f11100202b8N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2272
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\d9baca1ec663aa39ccdfb29b17b6dca82c7cdf264306f2d950589f11100202b8N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2152
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2152 -s 328
    3⤵
    - Program crash
    PID:1008

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/2152-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2152-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2152-8-0x0000000000070000-0x0000000000071000-memory.dmp

Filesize
4KB

Download
memory/2152-3-0x0000000000070000-0x0000000000071000-memory.dmp

Filesize
4KB

Download
memory/2152-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2152-9-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2152-11-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download