9ddab9a5493ed7e2e9014321d9701504b63b249fa41f5bae1455a803afb0e3e8

Analysis

max time kernel
140s
max time network
120s
platform
windows7_x64
resource
win7-20240215-en
resource tags

arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
submitted
08/05/2024, 15:15

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General

Target

e9898b2afa01933340925876704b12f0_NEIKI.dll
Size

80KB
MD5

e9898b2afa01933340925876704b12f0
SHA1

716c4cf6311daed4eb428a47b5ca0b6f2146f66a
SHA256

9ddab9a5493ed7e2e9014321d9701504b63b249fa41f5bae1455a803afb0e3e8
SHA512

72b74f38895111e09aab8b9c24d9a350d5f78d8d23fcda0e90679c454f221c6349e410326f3a873cbee13be5df5cd5e88f811ed3602e99ba370144efbfeb6d45
SSDEEP

1536:uIcs6msUvrh8ErMInQ+4cw9NVWfjaRkE4LEl8B60Y2lfxxHZPE7F/nAQW4Mn+a:dcs6v68Erj3w9zWf+SEFuk0/pfP0nAQo

Score

8^/10

persistence upx

Malware Config

Signatures

Modifies AppInit DLL entries 2 TTPs
persistence

Registry Run Keys / Startup Folder
T1547.001

Modify Registry
T1112

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2704-0-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2376-1-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2376-3-0x0000000010000000-0x0000000010033000-memory.dmp	upx
behavioral1/memory/2704-4-0x0000000010000000-0x0000000010033000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2572	2704	WerFault.exe	28

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2704	rundll32.exe
Token: SeDebugPrivilege	2376	arp.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 2700 wrote to memory of 2704	2700	rundll32.exe	28
PID 2700 wrote to memory of 2704	2700	rundll32.exe	28
PID 2700 wrote to memory of 2704	2700	rundll32.exe	28
PID 2700 wrote to memory of 2704	2700	rundll32.exe	28
PID 2700 wrote to memory of 2704	2700	rundll32.exe	28
PID 2700 wrote to memory of 2704	2700	rundll32.exe	28
PID 2700 wrote to memory of 2704	2700	rundll32.exe	28
PID 2704 wrote to memory of 2376	2704	rundll32.exe	30
PID 2704 wrote to memory of 2376	2704	rundll32.exe	30
PID 2704 wrote to memory of 2376	2704	rundll32.exe	30
PID 2704 wrote to memory of 2376	2704	rundll32.exe	30
PID 2704 wrote to memory of 2572	2704	rundll32.exe	29
PID 2704 wrote to memory of 2572	2704	rundll32.exe	29
PID 2704 wrote to memory of 2572	2704	rundll32.exe	29
PID 2704 wrote to memory of 2572	2704	rundll32.exe	29

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\e9898b2afa01933340925876704b12f0_NEIKI.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2700
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\e9898b2afa01933340925876704b12f0_NEIKI.dll,#1
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2704
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2704 -s 264
    3⤵
    - Program crash
    PID:2572
- - C:\Windows\SysWOW64\arp.exe
    arp -a
    3⤵
    - Suspicious use of AdjustPrivilegeToken
    PID:2376

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
204KB

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

Filesize
204KB

Download
memory/2704-0-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download
memory/2704-4-0x0000000010000000-0x0000000010033000-memory.dmp

Filesize
204KB

Download