50e70a1e97573cddb26eb4d2b9ec2ad501381d36e1884130e7603f103ec2516e

Analysis

max time kernel
17s
max time network
17s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
18-12-2024 23:11

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General

Target

50e70a1e97573cddb26eb4d2b9ec2ad501381d36e1884130e7603f103ec2516e.dll
Size

80KB
MD5

68d42c8bbea29e3e19cc366680150d4f
SHA1

571d3ca158e5a4b5464af2e8b9e8b0e982bc35bc
SHA256

50e70a1e97573cddb26eb4d2b9ec2ad501381d36e1884130e7603f103ec2516e
SHA512

92ca8fa53f7068a1340e018151e4dd4db1a662b5dbd20d39279886d1f28ee5989860644938baa6ffa19b16b6939be8ac2f3b0c9bcf56d4acfa36a65a43e539ba
SSDEEP

1536:5POOhfbOjovgdVydUgoNrwBZXGDaZ1QIxrfItMgR7ZaO+fGxHZPEqQWMInY:5dbwovEVyqgoZmZXWfIdQdRaefPJnY

Score

6^/10

discovery upx

Malware Config

Signatures

Network Service Discovery 1 TTPs 4 IoCs

Attempt to gather information on host's network.

discovery

Network Service Discovery

T1046

pid	Process
2564	arp.exe
1824	arp.exe
1696	arp.exe
1084	arp.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2376-1-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2376-3-0x0000000010000000-0x0000000010033000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1512	2376	WerFault.exe	30

System Location Discovery: System Language Discovery 1 TTPs 4 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	arp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	arp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	arp.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2376	rundll32.exe

Suspicious use of WriteProcessMemory 23 IoCs

description	pid	Process	procid_target
PID 2568 wrote to memory of 2376	2568	rundll32.exe	30
PID 2568 wrote to memory of 2376	2568	rundll32.exe	30
PID 2568 wrote to memory of 2376	2568	rundll32.exe	30
PID 2568 wrote to memory of 2376	2568	rundll32.exe	30
PID 2568 wrote to memory of 2376	2568	rundll32.exe	30
PID 2568 wrote to memory of 2376	2568	rundll32.exe	30
PID 2568 wrote to memory of 2376	2568	rundll32.exe	30
PID 2376 wrote to memory of 2564	2376	rundll32.exe	32
PID 2376 wrote to memory of 2564	2376	rundll32.exe	32
PID 2376 wrote to memory of 2564	2376	rundll32.exe	32
PID 2376 wrote to memory of 2564	2376	rundll32.exe	32
PID 2376 wrote to memory of 1512	2376	rundll32.exe	31
PID 2376 wrote to memory of 1512	2376	rundll32.exe	31
PID 2376 wrote to memory of 1512	2376	rundll32.exe	31
PID 2376 wrote to memory of 1512	2376	rundll32.exe	31
PID 2376 wrote to memory of 1824	2376	rundll32.exe	34
PID 2376 wrote to memory of 1824	2376	rundll32.exe	34
PID 2376 wrote to memory of 1824	2376	rundll32.exe	34
PID 2376 wrote to memory of 1824	2376	rundll32.exe	34
PID 2376 wrote to memory of 1084	2376	rundll32.exe	35
PID 2376 wrote to memory of 1084	2376	rundll32.exe	35
PID 2376 wrote to memory of 1084	2376	rundll32.exe	35
PID 2376 wrote to memory of 1084	2376	rundll32.exe	35

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\50e70a1e97573cddb26eb4d2b9ec2ad501381d36e1884130e7603f103ec2516e.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2568
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\50e70a1e97573cddb26eb4d2b9ec2ad501381d36e1884130e7603f103ec2516e.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:1512
- - C:\Windows\SysWOW64\arp.exe
    arp -a
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    PID:2564
- - C:\Windows\SysWOW64\arp.exe
    arp -s 10.127.0.1 0c-d1-f2-4f-65-e3
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    PID:1824
- - C:\Windows\SysWOW64\arp.exe
    arp -s 10.127.255.255 55-03-f0-0f-7e-48
    3⤵
    - Network Service Discovery
    - System Location Discovery: System Language Discovery
    PID:1084
- - C:\Windows\SysWOW64\arp.exe
    arp -s 37.27.61.184 ea-11-6f-b5-ef-ad
    3⤵
    - Network Service Discovery
    PID:1696

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Network Service Discovery

T1046

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2376-0-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2376-1-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2376-3-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download