9b587f0574d013ada38f6973195e0ebcb1889952370dd3396e9f89e3622ff81a | Triage

Analysis

max time kernel
120s
max time network
130s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
22-04-2024 01:43

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General

Target

CalcHashAB.dll
Size

1.2MB
MD5

36d95e64daf220f2800c72f066965b5f
SHA1

43a4133cfdcc8ca7fd26ffe3ea7cc671aa785e41
SHA256

09e96ac3583d6cd5655469fa55ae67fde7b09ca53385df678e3c80338ecf1f0d
SHA512

6706d2216bad44dc2785091ad044dedd2b0ab2f3bc47196da4bde85c833626900f0c8dbf45c87bdc53c99e3fa97bb7b6e93a7b7a8bb72e51aec540f8fd071605
SSDEEP

24576:6Ro7AfCUuKsOMmSxpeH6FzhjnQf9XPCRm:DAaULKxoH6FzhjnQ4Rm

Score

1^/10

Malware Config

Signatures

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

rundll32.exe

description	pid	process	target process
PID 2832 wrote to memory of 2136	2832	rundll32.exe	rundll32.exe
PID 2832 wrote to memory of 2136	2832	rundll32.exe	rundll32.exe
PID 2832 wrote to memory of 2136	2832	rundll32.exe	rundll32.exe
PID 2832 wrote to memory of 2136	2832	rundll32.exe	rundll32.exe
PID 2832 wrote to memory of 2136	2832	rundll32.exe	rundll32.exe
PID 2832 wrote to memory of 2136	2832	rundll32.exe	rundll32.exe
PID 2832 wrote to memory of 2136	2832	rundll32.exe	rundll32.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\CalcHashAB.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2832

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\CalcHashAB.dll,#1
2⤵
PID:2136

MITRE ATT&CK Matrix

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Downloads

memory/2136-0-0x0000000074B30000-0x0000000074CA5000-memory.dmp

Filesize
1.5MB

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