1be7316373ddea47db273e6581138a8aedd58e6f05ac11534ae24b4b5d4e8661

Analysis

max time kernel
16s
max time network
16s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
16-12-2024 02:30

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General

Target

1be7316373ddea47db273e6581138a8aedd58e6f05ac11534ae24b4b5d4e8661N.dll
Size

76KB
MD5

96e884feedceda042b14f6ba6817ab40
SHA1

5df2475d4346243ce67ea8e4a6b72d6e490081ff
SHA256

1be7316373ddea47db273e6581138a8aedd58e6f05ac11534ae24b4b5d4e8661
SHA512

397a096f4443cbce3bc65e3b66ddc49257d98c4d40f081b34a9b2f4e2021d3cbca4480c835082f6e79549d6544faa9562ff8961aa870125e14b2b83ae67d9afd
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Z9Sf3:c8y93KQjy7G55riF1cMo03W

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/2444-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2444-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2444-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2444-5-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2532	2444	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	2444	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2212 wrote to memory of 2444	2212	rundll32.exe	30
PID 2212 wrote to memory of 2444	2212	rundll32.exe	30
PID 2212 wrote to memory of 2444	2212	rundll32.exe	30
PID 2212 wrote to memory of 2444	2212	rundll32.exe	30
PID 2212 wrote to memory of 2444	2212	rundll32.exe	30
PID 2212 wrote to memory of 2444	2212	rundll32.exe	30
PID 2212 wrote to memory of 2444	2212	rundll32.exe	30
PID 2444 wrote to memory of 2532	2444	rundll32.exe	31
PID 2444 wrote to memory of 2532	2444	rundll32.exe	31
PID 2444 wrote to memory of 2532	2444	rundll32.exe	31
PID 2444 wrote to memory of 2532	2444	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\1be7316373ddea47db273e6581138a8aedd58e6f05ac11534ae24b4b5d4e8661N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2212
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\1be7316373ddea47db273e6581138a8aedd58e6f05ac11534ae24b4b5d4e8661N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2444
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2444 -s 308
    3⤵
    - Program crash
    PID:2532

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/2444-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2444-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2444-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2444-5-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download