84d8b4bfce5db860645a70278bc4a49bf5e6bcb35d9d0e7bea74e873c9c33e2e

Analysis

max time kernel
49s
max time network
33s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
25-11-2022 07:33

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General

Target

84d8b4bfce5db860645a70278bc4a49bf5e6bcb35d9d0e7bea74e873c9c33e2e.dll
Size

1.9MB
MD5

d25883bfad9f43005d89ae19790ca987
SHA1

d721bfbbc4396813d87e7f61f5cfcc203595c1a7
SHA256

84d8b4bfce5db860645a70278bc4a49bf5e6bcb35d9d0e7bea74e873c9c33e2e
SHA512

525ae2abc1859791e01452a5753ccd36c1929de1e3c2574bcb9abdf46204ce1c6524c803bb986c17dce1e9a62b141f7e77d5c2b2dd9811c88f6e32dcb9e0a348
SSDEEP

6144:aaBEpPnIVKd48VABFpiW5ae66WG0FX4K2uQ4YzCx+By7:alpPnIES8VAcW5aer0Fol3WT

Score

6^/10

persistence

Malware Config

Signatures

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

rundll32.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\TMP provider = "rundll32 C:\\Users\\Admin\\AppData\\Local\\Temp\\TMPprovider01C.dll, RunDllEntry"	rundll32.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

rundll32.exe

pid process

1172 rundll32.exe

pid	process
1172	rundll32.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 1760 wrote to memory of 1172	1760	rundll32.exe	rundll32.exe
PID 1760 wrote to memory of 1172	1760	rundll32.exe	rundll32.exe
PID 1760 wrote to memory of 1172	1760	rundll32.exe	rundll32.exe
PID 1760 wrote to memory of 1172	1760	rundll32.exe	rundll32.exe
PID 1760 wrote to memory of 1172	1760	rundll32.exe	rundll32.exe
PID 1760 wrote to memory of 1172	1760	rundll32.exe	rundll32.exe
PID 1760 wrote to memory of 1172	1760	rundll32.exe	rundll32.exe
PID 1172 wrote to memory of 1296	1172	rundll32.exe	Explorer.EXE

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1296

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\84d8b4bfce5db860645a70278bc4a49bf5e6bcb35d9d0e7bea74e873c9c33e2e.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:1760

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\84d8b4bfce5db860645a70278bc4a49bf5e6bcb35d9d0e7bea74e873c9c33e2e.dll,#1
3⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1172

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1172-54-0x0000000000000000-mapping.dmp

Download
memory/1172-55-0x0000000075531000-0x0000000075533000-memory.dmp

Filesize
8KB

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