6abd102cf78fddf4ef3d9f6990eedf4b82eabfc43546a8cfd51f024e06235502

General

Target

6abd102cf78fddf4ef3d9f6990eedf4b82eabfc43546a8cfd51f024e06235502.exe
Size

80KB
MD5

1dae138b9c99e05bbc2de5bac57db9f4
SHA1

d6a6e4f6fbbbcaa8356867697adc698b4cbc2656
SHA256

6abd102cf78fddf4ef3d9f6990eedf4b82eabfc43546a8cfd51f024e06235502
SHA512

54e370f0597c8c8ef4f1c4bc0b030df6491fd9223bfb54f6644f52877c09d5873f5bd818f7d328f1919cc7b0f5d083bbf297e5b7a300017ab71908b4fe42c4e9
SSDEEP

1536:RshfSWHHNvoLqNwDDGw02eQmh0HjWOcK+FVz:GhfxHNIreQm+HidK+FVz

Score

7^/10

persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

Processes:

rundll32.exe

pid process

2392 rundll32.exe

pid	process
2392	rundll32.exe

Loads dropped DLL 2 IoCs

Processes:

6abd102cf78fddf4ef3d9f6990eedf4b82eabfc43546a8cfd51f024e06235502.exe

pid	process
2856	6abd102cf78fddf4ef3d9f6990eedf4b82eabfc43546a8cfd51f024e06235502.exe
2856	6abd102cf78fddf4ef3d9f6990eedf4b82eabfc43546a8cfd51f024e06235502.exe

Modifies system executable filetype association 2 TTPs 5 IoCs

persistence

Modify Registry

T1112

Change Default File Association

T1546.001

Processes:

6abd102cf78fddf4ef3d9f6990eedf4b82eabfc43546a8cfd51f024e06235502.exerundll32.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command	6abd102cf78fddf4ef3d9f6990eedf4b82eabfc43546a8cfd51f024e06235502.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*"	6abd102cf78fddf4ef3d9f6990eedf4b82eabfc43546a8cfd51f024e06235502.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*"	6abd102cf78fddf4ef3d9f6990eedf4b82eabfc43546a8cfd51f024e06235502.exe
Key created	\REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*"	rundll32.exe

Drops file in System32 directory 4 IoCs

Processes:

6abd102cf78fddf4ef3d9f6990eedf4b82eabfc43546a8cfd51f024e06235502.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\notepad¢¬.exe	6abd102cf78fddf4ef3d9f6990eedf4b82eabfc43546a8cfd51f024e06235502.exe
File created	C:\Windows\SysWOW64\notepad¢¬.exe	6abd102cf78fddf4ef3d9f6990eedf4b82eabfc43546a8cfd51f024e06235502.exe
File opened for modification	C:\Windows\SysWOW64\¢«.exe	6abd102cf78fddf4ef3d9f6990eedf4b82eabfc43546a8cfd51f024e06235502.exe
File created	C:\Windows\SysWOW64\¢«.exe	6abd102cf78fddf4ef3d9f6990eedf4b82eabfc43546a8cfd51f024e06235502.exe

Drops file in Windows directory 2 IoCs

Processes:

6abd102cf78fddf4ef3d9f6990eedf4b82eabfc43546a8cfd51f024e06235502.exe

description	ioc	process
File opened for modification	C:\Windows\system\rundll32.exe	6abd102cf78fddf4ef3d9f6990eedf4b82eabfc43546a8cfd51f024e06235502.exe
File created	C:\Windows\system\rundll32.exe	6abd102cf78fddf4ef3d9f6990eedf4b82eabfc43546a8cfd51f024e06235502.exe

Modifies registry class 15 IoCs

Processes:

6abd102cf78fddf4ef3d9f6990eedf4b82eabfc43546a8cfd51f024e06235502.exerundll32.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "\"%1\" %*"	6abd102cf78fddf4ef3d9f6990eedf4b82eabfc43546a8cfd51f024e06235502.exe
Key created	\REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command	6abd102cf78fddf4ef3d9f6990eedf4b82eabfc43546a8cfd51f024e06235502.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainUp = "1716319275"	rundll32.exe
Key created	\REGISTRY\MACHINE\Software\Classes\MSipv	6abd102cf78fddf4ef3d9f6990eedf4b82eabfc43546a8cfd51f024e06235502.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*"	rundll32.exe
Key created	\REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command	rundll32.exe
Key created	\REGISTRY\MACHINE\Software\Classes\txtfile\shell\open\command	rundll32.exe
Key created	\REGISTRY\MACHINE\Software\Classes\exefile\shell\open\command	6abd102cf78fddf4ef3d9f6990eedf4b82eabfc43546a8cfd51f024e06235502.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad.exe %1"	6abd102cf78fddf4ef3d9f6990eedf4b82eabfc43546a8cfd51f024e06235502.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "¢« \"%1\" %*"	6abd102cf78fddf4ef3d9f6990eedf4b82eabfc43546a8cfd51f024e06235502.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1"	6abd102cf78fddf4ef3d9f6990eedf4b82eabfc43546a8cfd51f024e06235502.exe
Key created	\REGISTRY\MACHINE\Software\Classes\MSipv	rundll32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainSetup = "1716319275"	rundll32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\MSipv\MainVer = "506"	rundll32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "notepad¢¬ %1"	rundll32.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

Processes:

6abd102cf78fddf4ef3d9f6990eedf4b82eabfc43546a8cfd51f024e06235502.exe

pid	process
2856	6abd102cf78fddf4ef3d9f6990eedf4b82eabfc43546a8cfd51f024e06235502.exe
2856	6abd102cf78fddf4ef3d9f6990eedf4b82eabfc43546a8cfd51f024e06235502.exe
2856	6abd102cf78fddf4ef3d9f6990eedf4b82eabfc43546a8cfd51f024e06235502.exe
2856	6abd102cf78fddf4ef3d9f6990eedf4b82eabfc43546a8cfd51f024e06235502.exe
2856	6abd102cf78fddf4ef3d9f6990eedf4b82eabfc43546a8cfd51f024e06235502.exe
2856	6abd102cf78fddf4ef3d9f6990eedf4b82eabfc43546a8cfd51f024e06235502.exe
2856	6abd102cf78fddf4ef3d9f6990eedf4b82eabfc43546a8cfd51f024e06235502.exe
2856	6abd102cf78fddf4ef3d9f6990eedf4b82eabfc43546a8cfd51f024e06235502.exe
2856	6abd102cf78fddf4ef3d9f6990eedf4b82eabfc43546a8cfd51f024e06235502.exe
2856	6abd102cf78fddf4ef3d9f6990eedf4b82eabfc43546a8cfd51f024e06235502.exe
2856	6abd102cf78fddf4ef3d9f6990eedf4b82eabfc43546a8cfd51f024e06235502.exe
2856	6abd102cf78fddf4ef3d9f6990eedf4b82eabfc43546a8cfd51f024e06235502.exe
2856	6abd102cf78fddf4ef3d9f6990eedf4b82eabfc43546a8cfd51f024e06235502.exe
2856	6abd102cf78fddf4ef3d9f6990eedf4b82eabfc43546a8cfd51f024e06235502.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

rundll32.exe

pid process

2392 rundll32.exe
Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

6abd102cf78fddf4ef3d9f6990eedf4b82eabfc43546a8cfd51f024e06235502.exerundll32.exe

pid process

2856 6abd102cf78fddf4ef3d9f6990eedf4b82eabfc43546a8cfd51f024e06235502.exe
2392 rundll32.exe
2392 rundll32.exe

pid	process
2392	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

6abd102cf78fddf4ef3d9f6990eedf4b82eabfc43546a8cfd51f024e06235502.exe

description	pid	process	target process
PID 2856 wrote to memory of 2392	2856	6abd102cf78fddf4ef3d9f6990eedf4b82eabfc43546a8cfd51f024e06235502.exe	rundll32.exe
PID 2856 wrote to memory of 2392	2856	6abd102cf78fddf4ef3d9f6990eedf4b82eabfc43546a8cfd51f024e06235502.exe	rundll32.exe
PID 2856 wrote to memory of 2392	2856	6abd102cf78fddf4ef3d9f6990eedf4b82eabfc43546a8cfd51f024e06235502.exe	rundll32.exe
PID 2856 wrote to memory of 2392	2856	6abd102cf78fddf4ef3d9f6990eedf4b82eabfc43546a8cfd51f024e06235502.exe	rundll32.exe
PID 2856 wrote to memory of 2392	2856	6abd102cf78fddf4ef3d9f6990eedf4b82eabfc43546a8cfd51f024e06235502.exe	rundll32.exe
PID 2856 wrote to memory of 2392	2856	6abd102cf78fddf4ef3d9f6990eedf4b82eabfc43546a8cfd51f024e06235502.exe	rundll32.exe
PID 2856 wrote to memory of 2392	2856	6abd102cf78fddf4ef3d9f6990eedf4b82eabfc43546a8cfd51f024e06235502.exe	rundll32.exe

C:\Users\Admin\AppData\Local\Temp\6abd102cf78fddf4ef3d9f6990eedf4b82eabfc43546a8cfd51f024e06235502.exe
"C:\Users\Admin\AppData\Local\Temp\6abd102cf78fddf4ef3d9f6990eedf4b82eabfc43546a8cfd51f024e06235502.exe"
1⤵
- Loads dropped DLL
- Modifies system executable filetype association
- Drops file in System32 directory
- Drops file in Windows directory
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2856

C:\Windows\system\rundll32.exe
C:\Windows\system\rundll32.exe
2⤵
- Executes dropped EXE
- Modifies system executable filetype association
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:2392

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Event Triggered Execution

1

T1546

Change Default File Association

1

T1546.001

Privilege Escalation

Event Triggered Execution

1

T1546

Change Default File Association

1

T1546.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\SysWOW64\notepad¢¬.exe

Filesize
81KB

MD5
442b8a9ddf24e08178547e2fde9979bc

SHA1
62b4e17974289efc194e8b07b0bbc44515021e7a

SHA256
cf50b7dfb2970db973bf8e03fb71f847032a7676b1c8d4c5e7b46ae0370375f9

SHA512
ed82d98093e6d8a551b0f414ac34c51b30bd47a22bf3cc856199e3845433e50797f96b3d787a491b5ae3c55a6fa4a00bf8647a34a35823f52524cc51fd2afc30

Download Submit
\Windows\system\rundll32.exe

Filesize
79KB

MD5
809ef8ba862ed2202cd46beed48a024d

SHA1
d80edf127cc0ece658db95abb6eda4426019a054

SHA256
a3dfc3d043e7b653362696276ee3cb522bffefdc9dad938e7f708892deeff997

SHA512
f139aa173aa2dfa2b0298979b2bedb5f43efc03644eef0cb2e34a0e1e09193b09542f8159bdd66588e6ae10e6dbe95b6bc4133d34ed2de0444ff5e61f3b2b2ba

Download Submit
memory/2392-19-0x0000000000400000-0x0000000000415A00-memory.dmp

Filesize
86KB

Download
memory/2856-0-0x0000000000400000-0x0000000000415A00-memory.dmp

Filesize
86KB

Download
memory/2856-17-0x00000000003E0000-0x00000000003F6000-memory.dmp

Filesize
88KB

Download
memory/2856-16-0x00000000003E0000-0x00000000003F6000-memory.dmp

Filesize
88KB

Download
memory/2856-22-0x00000000003E0000-0x00000000003E2000-memory.dmp

Filesize
8KB

Download
memory/2856-21-0x0000000000400000-0x0000000000415A00-memory.dmp

Filesize
86KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads