4104c5bd001d9deb4f8ce36e5f6b573ae4bd6a3b5f3d96717f1f7c9731b51027

General

Target

4104c5bd001d9deb4f8ce36e5f6b573ae4bd6a3b5f3d96717f1f7c9731b51027.exe
Size

871KB
MD5

0d3d0221962eeef1a78d5725d8080ac1
SHA1

53cedd489316c4fabfafc349196bc1ad73f19c8e
SHA256

4104c5bd001d9deb4f8ce36e5f6b573ae4bd6a3b5f3d96717f1f7c9731b51027
SHA512

c583d8976c2766bc9817e1ad14ad11e540a7f50d54d58b045edaba9f241f4eccce0a5ce840d849a3344a1ee58158d2a31a8a0dd4236c132c71cc2173a7e57b4a
SSDEEP

24576:UmQFjpDSA6D4QgdfVOFJX+Dh9WcAmdJnOJsfyh:KpGAxVOFJKe8JOJoy

Score

8^/10

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
4896	AZOOZ.exe
2728	AZOOZ.exe

Adds Run key to start application 2 TTPs 3 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce	4104c5bd001d9deb4f8ce36e5f6b573ae4bd6a3b5f3d96717f1f7c9731b51027.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\""	4104c5bd001d9deb4f8ce36e5f6b573ae4bd6a3b5f3d96717f1f7c9731b51027.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\C:\Windows\temp\taskhost.exe = "C:\\Windows\\temp\\taskhost.exe"	AZOOZ.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\ADVAPI32.dll	4104c5bd001d9deb4f8ce36e5f6b573ae4bd6a3b5f3d96717f1f7c9731b51027.exe
File opened for modification	C:\Windows\SysWOW64\COMCTL32.dll	4104c5bd001d9deb4f8ce36e5f6b573ae4bd6a3b5f3d96717f1f7c9731b51027.exe
File opened for modification	C:\Windows\SysWOW64\VERSION.dll	4104c5bd001d9deb4f8ce36e5f6b573ae4bd6a3b5f3d96717f1f7c9731b51027.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4896 set thread context of 2728	4896	AZOOZ.exe	83

NTFS ADS 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\AZOOZ.exe:Zone.Identifier	cmd.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2728	AZOOZ.exe
2728	AZOOZ.exe
2728	AZOOZ.exe
2728	AZOOZ.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4896	AZOOZ.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 5072 wrote to memory of 4896	5072	4104c5bd001d9deb4f8ce36e5f6b573ae4bd6a3b5f3d96717f1f7c9731b51027.exe	79
PID 5072 wrote to memory of 4896	5072	4104c5bd001d9deb4f8ce36e5f6b573ae4bd6a3b5f3d96717f1f7c9731b51027.exe	79
PID 5072 wrote to memory of 4896	5072	4104c5bd001d9deb4f8ce36e5f6b573ae4bd6a3b5f3d96717f1f7c9731b51027.exe	79
PID 4896 wrote to memory of 728	4896	AZOOZ.exe	80
PID 4896 wrote to memory of 728	4896	AZOOZ.exe	80
PID 4896 wrote to memory of 728	4896	AZOOZ.exe	80
PID 4896 wrote to memory of 4928	4896	AZOOZ.exe	82
PID 4896 wrote to memory of 4928	4896	AZOOZ.exe	82
PID 4896 wrote to memory of 4928	4896	AZOOZ.exe	82
PID 4896 wrote to memory of 2728	4896	AZOOZ.exe	83
PID 4896 wrote to memory of 2728	4896	AZOOZ.exe	83
PID 4896 wrote to memory of 2728	4896	AZOOZ.exe	83
PID 4896 wrote to memory of 2728	4896	AZOOZ.exe	83
PID 4896 wrote to memory of 2728	4896	AZOOZ.exe	83
PID 4896 wrote to memory of 2728	4896	AZOOZ.exe	83
PID 4896 wrote to memory of 2728	4896	AZOOZ.exe	83
PID 2728 wrote to memory of 2376	2728	AZOOZ.exe	37
PID 2728 wrote to memory of 2376	2728	AZOOZ.exe	37
PID 2728 wrote to memory of 2376	2728	AZOOZ.exe	37
PID 2728 wrote to memory of 2376	2728	AZOOZ.exe	37

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:2376
- C:\Users\Admin\AppData\Local\Temp\4104c5bd001d9deb4f8ce36e5f6b573ae4bd6a3b5f3d96717f1f7c9731b51027.exe
  "C:\Users\Admin\AppData\Local\Temp\4104c5bd001d9deb4f8ce36e5f6b573ae4bd6a3b5f3d96717f1f7c9731b51027.exe"
  2⤵
  - Adds Run key to start application
  - Drops file in System32 directory
  - Suspicious use of WriteProcessMemory
  PID:5072
- - C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\AZOOZ.exe
    C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\AZOOZ.exe
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - Suspicious use of SetThreadContext
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:4896
  - - C:\Windows\SysWOW64\cmd.exe
      "cmd"
      4⤵
      NTFS ADS
      PID:728
  - - C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\AZOOZ.exe
      AZOOZ.exe
      4⤵
      PID:4928
  - - C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\AZOOZ.exe
      AZOOZ.exe
      4⤵
      Executes dropped EXE
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of WriteProcessMemory
      PID:2728

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:\Users\Admin\AppData\Local\Temp\IXP000.TMP\AZOOZ.exe

Filesize
60KB

MD5
57c7e1d64c3638276b0cd9bafd8e220e

SHA1
4f47b4fb920390a56ba7bbb13c49dad2f690fdfd

SHA256
96c628bcc2cdab2c9ebfc0c3f979f892329e29b77bd7334103fb617216704cca

SHA512
d890f5712e02bbcdf0ac151f38a76ebc69e00e1b7e6a435f3322b6a4f27572a1d2a397e6f41860df39dff0fae1c24e159562895b790d60b297065f2438cf2038

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\AZOOZ.exe

Filesize
60KB

MD5
57c7e1d64c3638276b0cd9bafd8e220e

SHA1
4f47b4fb920390a56ba7bbb13c49dad2f690fdfd

SHA256
96c628bcc2cdab2c9ebfc0c3f979f892329e29b77bd7334103fb617216704cca

SHA512
d890f5712e02bbcdf0ac151f38a76ebc69e00e1b7e6a435f3322b6a4f27572a1d2a397e6f41860df39dff0fae1c24e159562895b790d60b297065f2438cf2038

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\AZOOZ.exe

Filesize
60KB

MD5
57c7e1d64c3638276b0cd9bafd8e220e

SHA1
4f47b4fb920390a56ba7bbb13c49dad2f690fdfd

SHA256
96c628bcc2cdab2c9ebfc0c3f979f892329e29b77bd7334103fb617216704cca

SHA512
d890f5712e02bbcdf0ac151f38a76ebc69e00e1b7e6a435f3322b6a4f27572a1d2a397e6f41860df39dff0fae1c24e159562895b790d60b297065f2438cf2038

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\AZOOZ.exe

Filesize
60KB

MD5
57c7e1d64c3638276b0cd9bafd8e220e

SHA1
4f47b4fb920390a56ba7bbb13c49dad2f690fdfd

SHA256
96c628bcc2cdab2c9ebfc0c3f979f892329e29b77bd7334103fb617216704cca

SHA512
d890f5712e02bbcdf0ac151f38a76ebc69e00e1b7e6a435f3322b6a4f27572a1d2a397e6f41860df39dff0fae1c24e159562895b790d60b297065f2438cf2038

Download Submit
memory/2376-146-0x000000007FFF0000-0x000000007FFF7000-memory.dmp

Filesize
28KB

Download
memory/2728-138-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2728-142-0x0000000000400000-0x0000000000409000-memory.dmp

Filesize
36KB

Download
memory/2728-145-0x0000000010000000-0x0000000010013000-memory.dmp

Filesize
76KB

Download
memory/2728-147-0x0000000010000000-0x0000000010013000-memory.dmp

Filesize
76KB

Download
memory/4896-143-0x0000000073D60000-0x0000000074311000-memory.dmp

Filesize
5.7MB

Download
memory/5072-132-0x0000000001000000-0x00000000010E5000-memory.dmp

Filesize
916KB

Download
memory/5072-144-0x0000000001000000-0x00000000010E5000-memory.dmp

Filesize
916KB

Download

Analysis

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