a5e6d003104f29c842385e8895c75c20574bf8be20241d01cdcea723bd5e5e89

Analysis

max time kernel
117s
max time network
117s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
17-12-2024 20:41

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General

Target

a5e6d003104f29c842385e8895c75c20574bf8be20241d01cdcea723bd5e5e89N.dll
Size

76KB
MD5

926c57cbd60d08472723219ba88de9e0
SHA1

664ba41cddbabaaf6af21fc65651a96c2388c291
SHA256

a5e6d003104f29c842385e8895c75c20574bf8be20241d01cdcea723bd5e5e89
SHA512

059bc7f443d9e724717cf067518751d9944c2cff0ebe69d3c9a43a952e9982733cc44daac7045c2b751dccc9f4ee6305d9ab0aaf3106b929cb4296928cf8371e
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZK:c8y93KQjy7G55riF1cMo03M

Score

5^/10

discovery upx

Malware Config

Signatures

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2248-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2248-7-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2248-8-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2248-9-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1688	2248	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	2248	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2644 wrote to memory of 2248	2644	rundll32.exe	30
PID 2644 wrote to memory of 2248	2644	rundll32.exe	30
PID 2644 wrote to memory of 2248	2644	rundll32.exe	30
PID 2644 wrote to memory of 2248	2644	rundll32.exe	30
PID 2644 wrote to memory of 2248	2644	rundll32.exe	30
PID 2644 wrote to memory of 2248	2644	rundll32.exe	30
PID 2644 wrote to memory of 2248	2644	rundll32.exe	30
PID 2248 wrote to memory of 1688	2248	rundll32.exe	31
PID 2248 wrote to memory of 1688	2248	rundll32.exe	31
PID 2248 wrote to memory of 1688	2248	rundll32.exe	31
PID 2248 wrote to memory of 1688	2248	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\a5e6d003104f29c842385e8895c75c20574bf8be20241d01cdcea723bd5e5e89N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2644
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\a5e6d003104f29c842385e8895c75c20574bf8be20241d01cdcea723bd5e5e89N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2248
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2248 -s 308
    3⤵
    - Program crash
    PID:1688

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

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/2248-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2248-2-0x0000000000070000-0x0000000000071000-memory.dmp

Filesize
4KB

Download
memory/2248-1-0x0000000000070000-0x0000000000071000-memory.dmp

Filesize
4KB

Download
memory/2248-7-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2248-8-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2248-9-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download