d88cafa4d108c8b60ac4f7deebfcdd2ead69a76f3b5502d8b623d1b3dd3f5540

Analysis

max time kernel
164s
max time network
179s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
14-10-2023 19:09

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General

Target

NEAS.b2a930a1c64f2b977964092c3b9c1c70.dll
Size

76KB
MD5

b2a930a1c64f2b977964092c3b9c1c70
SHA1

aef5cc6a7afcda64315b1585140059a23b408e05
SHA256

d88cafa4d108c8b60ac4f7deebfcdd2ead69a76f3b5502d8b623d1b3dd3f5540
SHA512

d7bc32939e0bc7f07b70d9a8b9ec2c12eae5bd91ad1dfa0fe24d42a8d015fdc96c34cc4b7f8ac9c6af098fdc75f49fd1e015ee8822266402911022f5fb45c3da
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZwGrY3E11KNh:c8y93KQjy7G55riF1cMo03bKNh

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 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1980-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/1980-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4856	1980	WerFault.exe	83

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1980	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2572 wrote to memory of 1980	2572	rundll32.exe	83
PID 2572 wrote to memory of 1980	2572	rundll32.exe	83
PID 2572 wrote to memory of 1980	2572	rundll32.exe	83

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\NEAS.b2a930a1c64f2b977964092c3b9c1c70.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2572
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\NEAS.b2a930a1c64f2b977964092c3b9c1c70.dll,#1
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:1980
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1980 -s 700
    3⤵
    - Program crash
    PID:4856

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1980 -ip 1980
1⤵
PID:3992

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/1980-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/1980-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download