5e8dde9fad7902b90c7fc3b9b72f626b7d3b1a4d3edb460b0e15a2b99f8b9f3c

Analysis

max time kernel
122s
max time network
126s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
06/10/2024, 08:57

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General

Target

5e8dde9fad7902b90c7fc3b9b72f626b7d3b1a4d3edb460b0e15a2b99f8b9f3cN.dll
Size

76KB
MD5

a8ae4ee3fec2b0d4828ffc8331453d40
SHA1

1fbcaa7c64e024bfbebf5e4d5d1d7c5991de5e12
SHA256

5e8dde9fad7902b90c7fc3b9b72f626b7d3b1a4d3edb460b0e15a2b99f8b9f3c
SHA512

42190074d7b80b4f703b40eba0ba66c51524803b01dc5ccee7922269ea097169bba45c35409600d979095e798dd0449f133ef160ce6bcad38e256efe880e83ad
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Z/X2mS3od:c8y93KQjy7G55riF1cMo03lXg3od

Score

5^/10

discovery upx

Malware Config

Signatures

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2748-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2748-6-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3024	2748	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	2748	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2724 wrote to memory of 2748	2724	rundll32.exe	30
PID 2724 wrote to memory of 2748	2724	rundll32.exe	30
PID 2724 wrote to memory of 2748	2724	rundll32.exe	30
PID 2724 wrote to memory of 2748	2724	rundll32.exe	30
PID 2724 wrote to memory of 2748	2724	rundll32.exe	30
PID 2724 wrote to memory of 2748	2724	rundll32.exe	30
PID 2724 wrote to memory of 2748	2724	rundll32.exe	30
PID 2748 wrote to memory of 3024	2748	rundll32.exe	31
PID 2748 wrote to memory of 3024	2748	rundll32.exe	31
PID 2748 wrote to memory of 3024	2748	rundll32.exe	31
PID 2748 wrote to memory of 3024	2748	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\5e8dde9fad7902b90c7fc3b9b72f626b7d3b1a4d3edb460b0e15a2b99f8b9f3cN.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2724
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\5e8dde9fad7902b90c7fc3b9b72f626b7d3b1a4d3edb460b0e15a2b99f8b9f3cN.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2748
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2748 -s 332
    3⤵
    - Program crash
    PID:3024

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/2748-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2748-1-0x0000000000030000-0x0000000000031000-memory.dmp

Filesize
4KB

Download
memory/2748-6-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download