f6daca44daa22744db69585aaaae78f3b6549fcacc0d67125d5092a0f15a1945

General

Target

f6daca44daa22744db69585aaaae78f3b6549fcacc0d67125d5092a0f15a1945.exe
Size

274KB
MD5

e3bf490f08ba1c4169819a74461fc464
SHA1

55d16e7f656251339b570484c8e86c586cd26586
SHA256

f6daca44daa22744db69585aaaae78f3b6549fcacc0d67125d5092a0f15a1945
SHA512

d2ab30ac9a3486cc256a0e9731d346e34a5bee5325e212086a0182e706f592245927c02224fdc9c9651c10eccafdb63f42e7bfb1d8de7900643f8d518fa9bc5c
SSDEEP

6144:3HrnR2l+o+APC1BQLHgXvLIw0uiNNfYSyM2FqRHmZQcoqAkR5:3HMl+dAOQEIwSNfYNM2F5ZZoPkR5

Score

10^/10

persistence

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\userinit = "C:\\Windows\\system32\\userinit.exe,C:\\Windows\\apppatch\\svchost.exe,"	svchost.exe

Executes dropped EXE 1 IoCs

pid	Process
964	svchost.exe

Loads dropped DLL 2 IoCs

pid	Process
1816	f6daca44daa22744db69585aaaae78f3b6549fcacc0d67125d5092a0f15a1945.exe
1816	f6daca44daa22744db69585aaaae78f3b6549fcacc0d67125d5092a0f15a1945.exe

Modifies WinLogon 2 TTPs 2 IoCs

persistence

Winlogon Helper DLL

T1004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\c18c2cc7 = "C:\\Windows\\apppatch\\svchost.exe"	f6daca44daa22744db69585aaaae78f3b6549fcacc0d67125d5092a0f15a1945.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon\c18c2cc7 = "C:\\Windows\\apppatch\\svchost.exe"	svchost.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\apppatch\svchost.exe	f6daca44daa22744db69585aaaae78f3b6549fcacc0d67125d5092a0f15a1945.exe
File opened for modification	C:\Windows\apppatch\svchost.exe	f6daca44daa22744db69585aaaae78f3b6549fcacc0d67125d5092a0f15a1945.exe

Modifies registry class 2 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\‰ ˆ‰‰	f6daca44daa22744db69585aaaae78f3b6549fcacc0d67125d5092a0f15a1945.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\‰ ˆ‰‰	svchost.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
964	svchost.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
1816	f6daca44daa22744db69585aaaae78f3b6549fcacc0d67125d5092a0f15a1945.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1816 wrote to memory of 964	1816	f6daca44daa22744db69585aaaae78f3b6549fcacc0d67125d5092a0f15a1945.exe	28
PID 1816 wrote to memory of 964	1816	f6daca44daa22744db69585aaaae78f3b6549fcacc0d67125d5092a0f15a1945.exe	28
PID 1816 wrote to memory of 964	1816	f6daca44daa22744db69585aaaae78f3b6549fcacc0d67125d5092a0f15a1945.exe	28
PID 1816 wrote to memory of 964	1816	f6daca44daa22744db69585aaaae78f3b6549fcacc0d67125d5092a0f15a1945.exe	28

C:\Users\Admin\AppData\Local\Temp\f6daca44daa22744db69585aaaae78f3b6549fcacc0d67125d5092a0f15a1945.exe
"C:\Users\Admin\AppData\Local\Temp\f6daca44daa22744db69585aaaae78f3b6549fcacc0d67125d5092a0f15a1945.exe"
1⤵
- Loads dropped DLL
- Modifies WinLogon
- Drops file in Windows directory
- Modifies registry class
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:1816
- C:\Windows\apppatch\svchost.exe
  "C:\Windows\apppatch\svchost.exe"
  2⤵
  - Modifies WinLogon for persistence
  - Executes dropped EXE
  - Modifies WinLogon
  - Modifies registry class
  - Suspicious behavior: EnumeratesProcesses
  PID:964

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Winlogon Helper DLL

2

T1004

Privilege Escalation

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Windows\AppPatch\svchost.exe

Filesize
274KB

MD5
811185698f0169e8a19f0dc719459eeb

SHA1
773eafccaee3818e42005fe68293ed142ed9d41f

SHA256
c1929039b23d1763ed83ad003a846a9b01bbf924afec314a78b0f5ba766afc58

SHA512
fa6a10f088f44a2747bc031022e130c70804d7761523ce0aae6e61c5d5f7dc8fba690eb834e453cb08183f76242b7605c05262ceb176c8a8200be40415766f8b

Download Submit
C:\Windows\apppatch\svchost.exe

Filesize
274KB

MD5
811185698f0169e8a19f0dc719459eeb

SHA1
773eafccaee3818e42005fe68293ed142ed9d41f

SHA256
c1929039b23d1763ed83ad003a846a9b01bbf924afec314a78b0f5ba766afc58

SHA512
fa6a10f088f44a2747bc031022e130c70804d7761523ce0aae6e61c5d5f7dc8fba690eb834e453cb08183f76242b7605c05262ceb176c8a8200be40415766f8b

Download Submit
\Windows\AppPatch\svchost.exe

Filesize
274KB

MD5
811185698f0169e8a19f0dc719459eeb

SHA1
773eafccaee3818e42005fe68293ed142ed9d41f

SHA256
c1929039b23d1763ed83ad003a846a9b01bbf924afec314a78b0f5ba766afc58

SHA512
fa6a10f088f44a2747bc031022e130c70804d7761523ce0aae6e61c5d5f7dc8fba690eb834e453cb08183f76242b7605c05262ceb176c8a8200be40415766f8b

Download Submit
\Windows\AppPatch\svchost.exe

Filesize
274KB

MD5
811185698f0169e8a19f0dc719459eeb

SHA1
773eafccaee3818e42005fe68293ed142ed9d41f

SHA256
c1929039b23d1763ed83ad003a846a9b01bbf924afec314a78b0f5ba766afc58

SHA512
fa6a10f088f44a2747bc031022e130c70804d7761523ce0aae6e61c5d5f7dc8fba690eb834e453cb08183f76242b7605c05262ceb176c8a8200be40415766f8b

Download Submit
memory/964-63-0x0000000000400000-0x00000000004B9000-memory.dmp

Filesize
740KB

Download
memory/964-65-0x0000000000660000-0x00000000006FC000-memory.dmp

Filesize
624KB

Download
memory/964-66-0x0000000000660000-0x00000000006DB000-memory.dmp

Filesize
492KB

Download
memory/964-68-0x00000000006AF000-0x00000000006FC000-memory.dmp

Filesize
308KB

Download
memory/964-70-0x0000000000660000-0x00000000006DB000-memory.dmp

Filesize
492KB

Download
memory/964-72-0x0000000001F00000-0x0000000002B4A000-memory.dmp

Filesize
12.3MB

Download
memory/964-73-0x0000000000400000-0x00000000004B9000-memory.dmp

Filesize
740KB

Download
memory/1816-57-0x0000000000400000-0x00000000004B9000-memory.dmp

Filesize
740KB

Download
memory/1816-56-0x0000000002030000-0x0000000002C7A000-memory.dmp

Filesize
12.3MB

Download
memory/1816-54-0x0000000075511000-0x0000000075513000-memory.dmp

Filesize
8KB

Download
memory/1816-64-0x0000000000400000-0x00000000004B9000-memory.dmp

Filesize
740KB

Download
memory/1816-55-0x0000000000400000-0x00000000004B9000-memory.dmp

Filesize
740KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads