2ca0e130e98afa5c1e866d04a528ed5b8f16e619f818c3f88e6f8e868b64291c

Analysis

max time kernel
114s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
25-12-2024 21:42

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General

Target

2ca0e130e98afa5c1e866d04a528ed5b8f16e619f818c3f88e6f8e868b64291c.dll
Size

76KB
MD5

0fc5e978fad54a51a3122790117d9229
SHA1

6aa9208852e04ab7a1925d614b65b8285a836e4f
SHA256

2ca0e130e98afa5c1e866d04a528ed5b8f16e619f818c3f88e6f8e868b64291c
SHA512

826c7f1059fed6bc1385fd546b1a56e2c17fd8f1cf5262aa3d21f64ec713874388cef3ce18a11fad6f84439440abbdacb39a726abb2d393f947a75bd812d0682
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZIuYi:c8y93KQjy7G55riF1cMo03/Yi

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 6 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2536-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2536-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2536-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2536-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2536-4-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2536-7-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1408	2536	WerFault.exe	31

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	2536	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1104 wrote to memory of 2536	1104	rundll32.exe	31
PID 1104 wrote to memory of 2536	1104	rundll32.exe	31
PID 1104 wrote to memory of 2536	1104	rundll32.exe	31
PID 1104 wrote to memory of 2536	1104	rundll32.exe	31
PID 1104 wrote to memory of 2536	1104	rundll32.exe	31
PID 1104 wrote to memory of 2536	1104	rundll32.exe	31
PID 1104 wrote to memory of 2536	1104	rundll32.exe	31
PID 2536 wrote to memory of 1408	2536	rundll32.exe	32
PID 2536 wrote to memory of 1408	2536	rundll32.exe	32
PID 2536 wrote to memory of 1408	2536	rundll32.exe	32
PID 2536 wrote to memory of 1408	2536	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\2ca0e130e98afa5c1e866d04a528ed5b8f16e619f818c3f88e6f8e868b64291c.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1104
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\2ca0e130e98afa5c1e866d04a528ed5b8f16e619f818c3f88e6f8e868b64291c.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2536
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2536 -s 280
    3⤵
    - Program crash
    PID:1408

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/2536-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2536-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2536-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2536-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2536-4-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2536-7-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download