058c7465ac2f91e6cd171811c30356261db1bf02ba5b3f737e0bce2cf601f1c3

Analysis

max time kernel
118s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
26/12/2024, 19:20

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General

Target

058c7465ac2f91e6cd171811c30356261db1bf02ba5b3f737e0bce2cf601f1c3.dll
Size

76KB
MD5

da601bc142e1826c6c54161c800f728c
SHA1

52ca482eae4bc532322f71e0ba95b155ccefe1d4
SHA256

058c7465ac2f91e6cd171811c30356261db1bf02ba5b3f737e0bce2cf601f1c3
SHA512

6becad8c94034f088344ee235722fb87c50ad3ad22b03dd118606a3d7e160e1bab4638cb97e7b4bae8067ca29528eac0148983c060c78943dc419782f1577264
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Z8msu0G:c8y93KQjy7G55riF1cMo03iRG

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/2376-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2376-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2376-5-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2092	2376	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	2376	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2028 wrote to memory of 2376	2028	rundll32.exe	31
PID 2028 wrote to memory of 2376	2028	rundll32.exe	31
PID 2028 wrote to memory of 2376	2028	rundll32.exe	31
PID 2028 wrote to memory of 2376	2028	rundll32.exe	31
PID 2028 wrote to memory of 2376	2028	rundll32.exe	31
PID 2028 wrote to memory of 2376	2028	rundll32.exe	31
PID 2028 wrote to memory of 2376	2028	rundll32.exe	31
PID 2376 wrote to memory of 2092	2376	rundll32.exe	32
PID 2376 wrote to memory of 2092	2376	rundll32.exe	32
PID 2376 wrote to memory of 2092	2376	rundll32.exe	32
PID 2376 wrote to memory of 2092	2376	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\058c7465ac2f91e6cd171811c30356261db1bf02ba5b3f737e0bce2cf601f1c3.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2028
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\058c7465ac2f91e6cd171811c30356261db1bf02ba5b3f737e0bce2cf601f1c3.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2376
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2376 -s 332
    3⤵
    - Program crash
    PID:2092

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/2376-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2376-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2376-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2376-5-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download