29dff93774750f7f7491597d1e5ca0390ccf7f98f2b28a1f7e829af74078b50e

General

Target

29dff93774750f7f7491597d1e5ca0390ccf7f98f2b28a1f7e829af74078b50e.exe
Size

56KB
MD5

6bf9b57f0c5dede417585f341dcc2f40
SHA1

e40bf30d3a2c596df93b5fb197f5956f4eb7851b
SHA256

29dff93774750f7f7491597d1e5ca0390ccf7f98f2b28a1f7e829af74078b50e
SHA512

b9f03328af9e836d9851896c2fe477551626d22f16327030045a27ee1821556711ab32de513d6521e2c5fb6fc87423e1cf14cecc2fe8031faaa28902b0ae5322
SSDEEP

768:uyP0mzpASojkUKp2vQ3Oo4XQX+yFMw1+gWRrlLVYmYZd9zcqZf:fQjf/1QX+gMwk7rrYBbx

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
1672	Fixdriver.exe
1520	Fixdriver.exe

Loads dropped DLL 2 IoCs

pid	Process
460	29dff93774750f7f7491597d1e5ca0390ccf7f98f2b28a1f7e829af74078b50e.exe
460	29dff93774750f7f7491597d1e5ca0390ccf7f98f2b28a1f7e829af74078b50e.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\MSN = "C:\\Windows\\system32\\Fixdriver.exe"	29dff93774750f7f7491597d1e5ca0390ccf7f98f2b28a1f7e829af74078b50e.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\	29dff93774750f7f7491597d1e5ca0390ccf7f98f2b28a1f7e829af74078b50e.exe

Drops file in System32 directory 5 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\Fixdriver.exe	29dff93774750f7f7491597d1e5ca0390ccf7f98f2b28a1f7e829af74078b50e.exe
File opened for modification	C:\Windows\SysWOW64\Fixdriver.exe	29dff93774750f7f7491597d1e5ca0390ccf7f98f2b28a1f7e829af74078b50e.exe
File opened for modification	C:\Windows\SysWOW64\Fixdriver.exe	Fixdriver.exe
File opened for modification	C:\Windows\SysWOW64\Fixdriver.exe	Fixdriver.exe
File created	C:\Windows\SysWOW64\Fixdriver.exe	Fixdriver.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 1104 set thread context of 460	1104	29dff93774750f7f7491597d1e5ca0390ccf7f98f2b28a1f7e829af74078b50e.exe	28
PID 1672 set thread context of 1520	1672	Fixdriver.exe	30

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1104	29dff93774750f7f7491597d1e5ca0390ccf7f98f2b28a1f7e829af74078b50e.exe
1672	Fixdriver.exe

Suspicious use of WriteProcessMemory 24 IoCs

description	pid	Process	procid_target
PID 1104 wrote to memory of 460	1104	29dff93774750f7f7491597d1e5ca0390ccf7f98f2b28a1f7e829af74078b50e.exe	28
PID 1104 wrote to memory of 460	1104	29dff93774750f7f7491597d1e5ca0390ccf7f98f2b28a1f7e829af74078b50e.exe	28
PID 1104 wrote to memory of 460	1104	29dff93774750f7f7491597d1e5ca0390ccf7f98f2b28a1f7e829af74078b50e.exe	28
PID 1104 wrote to memory of 460	1104	29dff93774750f7f7491597d1e5ca0390ccf7f98f2b28a1f7e829af74078b50e.exe	28
PID 1104 wrote to memory of 460	1104	29dff93774750f7f7491597d1e5ca0390ccf7f98f2b28a1f7e829af74078b50e.exe	28
PID 1104 wrote to memory of 460	1104	29dff93774750f7f7491597d1e5ca0390ccf7f98f2b28a1f7e829af74078b50e.exe	28
PID 1104 wrote to memory of 460	1104	29dff93774750f7f7491597d1e5ca0390ccf7f98f2b28a1f7e829af74078b50e.exe	28
PID 1104 wrote to memory of 460	1104	29dff93774750f7f7491597d1e5ca0390ccf7f98f2b28a1f7e829af74078b50e.exe	28
PID 1104 wrote to memory of 460	1104	29dff93774750f7f7491597d1e5ca0390ccf7f98f2b28a1f7e829af74078b50e.exe	28
PID 1104 wrote to memory of 460	1104	29dff93774750f7f7491597d1e5ca0390ccf7f98f2b28a1f7e829af74078b50e.exe	28
PID 460 wrote to memory of 1672	460	29dff93774750f7f7491597d1e5ca0390ccf7f98f2b28a1f7e829af74078b50e.exe	29
PID 460 wrote to memory of 1672	460	29dff93774750f7f7491597d1e5ca0390ccf7f98f2b28a1f7e829af74078b50e.exe	29
PID 460 wrote to memory of 1672	460	29dff93774750f7f7491597d1e5ca0390ccf7f98f2b28a1f7e829af74078b50e.exe	29
PID 460 wrote to memory of 1672	460	29dff93774750f7f7491597d1e5ca0390ccf7f98f2b28a1f7e829af74078b50e.exe	29
PID 1672 wrote to memory of 1520	1672	Fixdriver.exe	30
PID 1672 wrote to memory of 1520	1672	Fixdriver.exe	30
PID 1672 wrote to memory of 1520	1672	Fixdriver.exe	30
PID 1672 wrote to memory of 1520	1672	Fixdriver.exe	30
PID 1672 wrote to memory of 1520	1672	Fixdriver.exe	30
PID 1672 wrote to memory of 1520	1672	Fixdriver.exe	30
PID 1672 wrote to memory of 1520	1672	Fixdriver.exe	30
PID 1672 wrote to memory of 1520	1672	Fixdriver.exe	30
PID 1672 wrote to memory of 1520	1672	Fixdriver.exe	30
PID 1672 wrote to memory of 1520	1672	Fixdriver.exe	30

C:\Users\Admin\AppData\Local\Temp\29dff93774750f7f7491597d1e5ca0390ccf7f98f2b28a1f7e829af74078b50e.exe
"C:\Users\Admin\AppData\Local\Temp\29dff93774750f7f7491597d1e5ca0390ccf7f98f2b28a1f7e829af74078b50e.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1104
- C:\Users\Admin\AppData\Local\Temp\29dff93774750f7f7491597d1e5ca0390ccf7f98f2b28a1f7e829af74078b50e.exe
  C:\Users\Admin\AppData\Local\Temp\29dff93774750f7f7491597d1e5ca0390ccf7f98f2b28a1f7e829af74078b50e.exe
  2⤵
  - Loads dropped DLL
  - Adds Run key to start application
  - Drops file in System32 directory
  - Suspicious use of WriteProcessMemory
  PID:460
- - C:\Windows\SysWOW64\Fixdriver.exe
    "C:\Windows\system32\Fixdriver.exe"
    3⤵
    - Executes dropped EXE
    - Drops file in System32 directory
    - Suspicious use of SetThreadContext
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:1672
  - - C:\Windows\SysWOW64\Fixdriver.exe
      C:\Windows\SysWOW64\Fixdriver.exe
      4⤵
      Executes dropped EXE
      Drops file in System32 directory
      PID:1520

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

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\Fixdriver.exe

Filesize
56KB

MD5
6bf9b57f0c5dede417585f341dcc2f40

SHA1
e40bf30d3a2c596df93b5fb197f5956f4eb7851b

SHA256
29dff93774750f7f7491597d1e5ca0390ccf7f98f2b28a1f7e829af74078b50e

SHA512
b9f03328af9e836d9851896c2fe477551626d22f16327030045a27ee1821556711ab32de513d6521e2c5fb6fc87423e1cf14cecc2fe8031faaa28902b0ae5322

Download Submit
C:\Windows\SysWOW64\Fixdriver.exe

Filesize
56KB

MD5
6bf9b57f0c5dede417585f341dcc2f40

SHA1
e40bf30d3a2c596df93b5fb197f5956f4eb7851b

SHA256
29dff93774750f7f7491597d1e5ca0390ccf7f98f2b28a1f7e829af74078b50e

SHA512
b9f03328af9e836d9851896c2fe477551626d22f16327030045a27ee1821556711ab32de513d6521e2c5fb6fc87423e1cf14cecc2fe8031faaa28902b0ae5322

Download Submit
C:\Windows\SysWOW64\Fixdriver.exe

Filesize
56KB

MD5
6bf9b57f0c5dede417585f341dcc2f40

SHA1
e40bf30d3a2c596df93b5fb197f5956f4eb7851b

SHA256
29dff93774750f7f7491597d1e5ca0390ccf7f98f2b28a1f7e829af74078b50e

SHA512
b9f03328af9e836d9851896c2fe477551626d22f16327030045a27ee1821556711ab32de513d6521e2c5fb6fc87423e1cf14cecc2fe8031faaa28902b0ae5322

Download Submit
\Windows\SysWOW64\Fixdriver.exe

Filesize
56KB

MD5
6bf9b57f0c5dede417585f341dcc2f40

SHA1
e40bf30d3a2c596df93b5fb197f5956f4eb7851b

SHA256
29dff93774750f7f7491597d1e5ca0390ccf7f98f2b28a1f7e829af74078b50e

SHA512
b9f03328af9e836d9851896c2fe477551626d22f16327030045a27ee1821556711ab32de513d6521e2c5fb6fc87423e1cf14cecc2fe8031faaa28902b0ae5322

Download Submit
\Windows\SysWOW64\Fixdriver.exe

Filesize
56KB

MD5
6bf9b57f0c5dede417585f341dcc2f40

SHA1
e40bf30d3a2c596df93b5fb197f5956f4eb7851b

SHA256
29dff93774750f7f7491597d1e5ca0390ccf7f98f2b28a1f7e829af74078b50e

SHA512
b9f03328af9e836d9851896c2fe477551626d22f16327030045a27ee1821556711ab32de513d6521e2c5fb6fc87423e1cf14cecc2fe8031faaa28902b0ae5322

Download Submit
memory/460-57-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/460-59-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/460-67-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/460-66-0x0000000075BB1000-0x0000000075BB3000-memory.dmp

Filesize
8KB

Download
memory/460-91-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/460-56-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/460-60-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/460-63-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/460-62-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/460-70-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/1104-68-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/1520-92-0x0000000000400000-0x000000000044E000-memory.dmp

Filesize
312KB

Download
memory/1672-87-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download

Analysis

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