ab748dbd2041e7c94c669fcb5f9165ca193448b23a99916ca17163bd99c5a39b

Analysis

max time kernel
121s
max time network
121s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
11/01/2025, 04:42

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General

Target

ab748dbd2041e7c94c669fcb5f9165ca193448b23a99916ca17163bd99c5a39b.dll
Size

76KB
MD5

41a0227e48fe3cdf3ad991f383af50d3
SHA1

2ecf1c645b84460a469d44ac1a545a9092a16772
SHA256

ab748dbd2041e7c94c669fcb5f9165ca193448b23a99916ca17163bd99c5a39b
SHA512

3a23be8321319c75e9fe2b64174ee460ea444689db2bfc3550a4c972b3fb60f2ece7ef4e6ad294f9d216bb447b16f72f70bd914294cd5772478a6a51f978ec79
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZSpFnuC:c8y93KQjy7G55riF1cMo03IpFnuC

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/1148-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/1148-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/1148-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3052	1148	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	1148	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1944 wrote to memory of 1148	1944	rundll32.exe	30
PID 1944 wrote to memory of 1148	1944	rundll32.exe	30
PID 1944 wrote to memory of 1148	1944	rundll32.exe	30
PID 1944 wrote to memory of 1148	1944	rundll32.exe	30
PID 1944 wrote to memory of 1148	1944	rundll32.exe	30
PID 1944 wrote to memory of 1148	1944	rundll32.exe	30
PID 1944 wrote to memory of 1148	1944	rundll32.exe	30
PID 1148 wrote to memory of 3052	1148	rundll32.exe	31
PID 1148 wrote to memory of 3052	1148	rundll32.exe	31
PID 1148 wrote to memory of 3052	1148	rundll32.exe	31
PID 1148 wrote to memory of 3052	1148	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\ab748dbd2041e7c94c669fcb5f9165ca193448b23a99916ca17163bd99c5a39b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1944
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\ab748dbd2041e7c94c669fcb5f9165ca193448b23a99916ca17163bd99c5a39b.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1148
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1148 -s 308
    3⤵
    - Program crash
    PID:3052

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/1148-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/1148-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/1148-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download