caaf7a0ba0be857a3b9ffadb1721a2f8e1ce053de3e54c58971c24235acb8952 | Triage

Analysis

max time kernel
36s
max time network
41s
platform
windows7_x64
resource
win7-20220414-en
submitted
20-05-2022 04:06

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General

Target

snxdx/dc.dll
Size

112KB
MD5

3a7c7fb54091111e3ed61720e2c3099e
SHA1

c6bae31d03e2ef65145f7e9cbbcf93213893f49a
SHA256

2de070429883532cc23061bcec1dc2b05c9e57ddec7b28ed14499e8829c9ca8e
SHA512

54739aeb81fdcb0608d6a8579f2fa478d75a1908e2ff115bab91062977470361b142854153970de5333f2f106eb86c07aaeb9956928866aefed41b7c1a803f67

Score

8^/10

Malware Config

Signatures

Blocklisted process makes network request 1 IoCs

Processes:

rundll32.exe

flow pid process

2 1704 rundll32.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2040 1704 WerFault.exe rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 972 wrote to memory of 1704	972	rundll32.exe	rundll32.exe
PID 972 wrote to memory of 1704	972	rundll32.exe	rundll32.exe
PID 972 wrote to memory of 1704	972	rundll32.exe	rundll32.exe
PID 972 wrote to memory of 1704	972	rundll32.exe	rundll32.exe
PID 972 wrote to memory of 1704	972	rundll32.exe	rundll32.exe
PID 972 wrote to memory of 1704	972	rundll32.exe	rundll32.exe
PID 972 wrote to memory of 1704	972	rundll32.exe	rundll32.exe
PID 1704 wrote to memory of 2040	1704	rundll32.exe	WerFault.exe
PID 1704 wrote to memory of 2040	1704	rundll32.exe	WerFault.exe
PID 1704 wrote to memory of 2040	1704	rundll32.exe	WerFault.exe
PID 1704 wrote to memory of 2040	1704	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\snxdx\dc.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:972

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\snxdx\dc.dll,#1
2⤵
- Blocklisted process makes network request
- Suspicious use of WriteProcessMemory
PID:1704

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1704 -s 488
3⤵
- Program crash
PID:2040

Network

MITRE ATT&CK Matrix

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Downloads

memory/1704-54-0x0000000000000000-mapping.dmp

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memory/1704-55-0x0000000075D21000-0x0000000075D23000-memory.dmp

Filesize
8KB

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memory/2040-56-0x0000000000000000-mapping.dmp

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