c33819f3242447a700cbf637c86f1b17edc86dbf996e2111dc66d622fb081d7b

Analysis

max time kernel
152s
max time network
133s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
28-11-2022 00:13

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General

Target

c33819f3242447a700cbf637c86f1b17edc86dbf996e2111dc66d622fb081d7b.exe
Size

509KB
MD5

f204e299cbfbfe1634e9027f91071a36
SHA1

5483848741d191789131d9e399862b13bdfade50
SHA256

c33819f3242447a700cbf637c86f1b17edc86dbf996e2111dc66d622fb081d7b
SHA512

31648706b3da42a8f068efed80113d480e7ad709bc009ea79f142ce87a7d476eaf803651c3f67850d62ddba5c27ecb52c70db85379c4d13e236b58dd38919387
SSDEEP

6144:oKWnSagcHlT3xXlaOcmTo+ujGnA7vDCt3U8HRT6nWN:oKWSTcF7rFm0yCpRT6nQ

Score

8^/10

persistence

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
1592	lyrey.exe
1488	lyrey.exe

Deletes itself 1 IoCs

pid	Process
1348	cmd.exe

Loads dropped DLL 2 IoCs

pid	Process
884	c33819f3242447a700cbf637c86f1b17edc86dbf996e2111dc66d622fb081d7b.exe
884	c33819f3242447a700cbf637c86f1b17edc86dbf996e2111dc66d622fb081d7b.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\Currentversion\Run	lyrey.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\Qitineuk = "C:\\Users\\Admin\\AppData\\Roaming\\Oxra\\lyrey.exe"	lyrey.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 1980 set thread context of 884	1980	c33819f3242447a700cbf637c86f1b17edc86dbf996e2111dc66d622fb081d7b.exe	28
PID 1592 set thread context of 1488	1592	lyrey.exe	30

Suspicious behavior: EnumeratesProcesses 35 IoCs

pid	Process
1488	lyrey.exe
1488	lyrey.exe
1488	lyrey.exe
1488	lyrey.exe
1488	lyrey.exe
1488	lyrey.exe
1488	lyrey.exe
1488	lyrey.exe
1488	lyrey.exe
1488	lyrey.exe
1488	lyrey.exe
1488	lyrey.exe
1488	lyrey.exe
1488	lyrey.exe
1488	lyrey.exe
1488	lyrey.exe
1488	lyrey.exe
1488	lyrey.exe
1488	lyrey.exe
1488	lyrey.exe
1488	lyrey.exe
1488	lyrey.exe
1488	lyrey.exe
1488	lyrey.exe
1488	lyrey.exe
1488	lyrey.exe
1488	lyrey.exe
1488	lyrey.exe
1488	lyrey.exe
1488	lyrey.exe
1488	lyrey.exe
1488	lyrey.exe
1488	lyrey.exe
1488	lyrey.exe
1488	lyrey.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeSecurityPrivilege	884	c33819f3242447a700cbf637c86f1b17edc86dbf996e2111dc66d622fb081d7b.exe
Token: SeSecurityPrivilege	884	c33819f3242447a700cbf637c86f1b17edc86dbf996e2111dc66d622fb081d7b.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1980	c33819f3242447a700cbf637c86f1b17edc86dbf996e2111dc66d622fb081d7b.exe
1592	lyrey.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1980 wrote to memory of 884	1980	c33819f3242447a700cbf637c86f1b17edc86dbf996e2111dc66d622fb081d7b.exe	28
PID 1980 wrote to memory of 884	1980	c33819f3242447a700cbf637c86f1b17edc86dbf996e2111dc66d622fb081d7b.exe	28
PID 1980 wrote to memory of 884	1980	c33819f3242447a700cbf637c86f1b17edc86dbf996e2111dc66d622fb081d7b.exe	28
PID 1980 wrote to memory of 884	1980	c33819f3242447a700cbf637c86f1b17edc86dbf996e2111dc66d622fb081d7b.exe	28
PID 1980 wrote to memory of 884	1980	c33819f3242447a700cbf637c86f1b17edc86dbf996e2111dc66d622fb081d7b.exe	28
PID 1980 wrote to memory of 884	1980	c33819f3242447a700cbf637c86f1b17edc86dbf996e2111dc66d622fb081d7b.exe	28
PID 1980 wrote to memory of 884	1980	c33819f3242447a700cbf637c86f1b17edc86dbf996e2111dc66d622fb081d7b.exe	28
PID 1980 wrote to memory of 884	1980	c33819f3242447a700cbf637c86f1b17edc86dbf996e2111dc66d622fb081d7b.exe	28
PID 1980 wrote to memory of 884	1980	c33819f3242447a700cbf637c86f1b17edc86dbf996e2111dc66d622fb081d7b.exe	28
PID 1980 wrote to memory of 884	1980	c33819f3242447a700cbf637c86f1b17edc86dbf996e2111dc66d622fb081d7b.exe	28
PID 884 wrote to memory of 1592	884	c33819f3242447a700cbf637c86f1b17edc86dbf996e2111dc66d622fb081d7b.exe	29
PID 884 wrote to memory of 1592	884	c33819f3242447a700cbf637c86f1b17edc86dbf996e2111dc66d622fb081d7b.exe	29
PID 884 wrote to memory of 1592	884	c33819f3242447a700cbf637c86f1b17edc86dbf996e2111dc66d622fb081d7b.exe	29
PID 884 wrote to memory of 1592	884	c33819f3242447a700cbf637c86f1b17edc86dbf996e2111dc66d622fb081d7b.exe	29
PID 1592 wrote to memory of 1488	1592	lyrey.exe	30
PID 1592 wrote to memory of 1488	1592	lyrey.exe	30
PID 1592 wrote to memory of 1488	1592	lyrey.exe	30
PID 1592 wrote to memory of 1488	1592	lyrey.exe	30
PID 1592 wrote to memory of 1488	1592	lyrey.exe	30
PID 1592 wrote to memory of 1488	1592	lyrey.exe	30
PID 1592 wrote to memory of 1488	1592	lyrey.exe	30
PID 1592 wrote to memory of 1488	1592	lyrey.exe	30
PID 1592 wrote to memory of 1488	1592	lyrey.exe	30
PID 1592 wrote to memory of 1488	1592	lyrey.exe	30
PID 884 wrote to memory of 1348	884	c33819f3242447a700cbf637c86f1b17edc86dbf996e2111dc66d622fb081d7b.exe	31
PID 884 wrote to memory of 1348	884	c33819f3242447a700cbf637c86f1b17edc86dbf996e2111dc66d622fb081d7b.exe	31
PID 884 wrote to memory of 1348	884	c33819f3242447a700cbf637c86f1b17edc86dbf996e2111dc66d622fb081d7b.exe	31
PID 884 wrote to memory of 1348	884	c33819f3242447a700cbf637c86f1b17edc86dbf996e2111dc66d622fb081d7b.exe	31
PID 1488 wrote to memory of 1120	1488	lyrey.exe	16
PID 1488 wrote to memory of 1120	1488	lyrey.exe	16
PID 1488 wrote to memory of 1120	1488	lyrey.exe	16
PID 1488 wrote to memory of 1120	1488	lyrey.exe	16
PID 1488 wrote to memory of 1120	1488	lyrey.exe	16
PID 1488 wrote to memory of 1176	1488	lyrey.exe	15
PID 1488 wrote to memory of 1176	1488	lyrey.exe	15
PID 1488 wrote to memory of 1176	1488	lyrey.exe	15
PID 1488 wrote to memory of 1176	1488	lyrey.exe	15
PID 1488 wrote to memory of 1176	1488	lyrey.exe	15
PID 1488 wrote to memory of 1212	1488	lyrey.exe	14
PID 1488 wrote to memory of 1212	1488	lyrey.exe	14
PID 1488 wrote to memory of 1212	1488	lyrey.exe	14
PID 1488 wrote to memory of 1212	1488	lyrey.exe	14
PID 1488 wrote to memory of 1212	1488	lyrey.exe	14
PID 1488 wrote to memory of 1760	1488	lyrey.exe	33
PID 1488 wrote to memory of 1760	1488	lyrey.exe	33
PID 1488 wrote to memory of 1760	1488	lyrey.exe	33
PID 1488 wrote to memory of 1760	1488	lyrey.exe	33
PID 1488 wrote to memory of 1760	1488	lyrey.exe	33
PID 1488 wrote to memory of 1736	1488	lyrey.exe	34
PID 1488 wrote to memory of 1736	1488	lyrey.exe	34
PID 1488 wrote to memory of 1736	1488	lyrey.exe	34
PID 1488 wrote to memory of 1736	1488	lyrey.exe	34
PID 1488 wrote to memory of 1736	1488	lyrey.exe	34
PID 1488 wrote to memory of 764	1488	lyrey.exe	35
PID 1488 wrote to memory of 764	1488	lyrey.exe	35
PID 1488 wrote to memory of 764	1488	lyrey.exe	35
PID 1488 wrote to memory of 764	1488	lyrey.exe	35
PID 1488 wrote to memory of 764	1488	lyrey.exe	35
PID 1488 wrote to memory of 1600	1488	lyrey.exe	36
PID 1488 wrote to memory of 1600	1488	lyrey.exe	36
PID 1488 wrote to memory of 1600	1488	lyrey.exe	36
PID 1488 wrote to memory of 1600	1488	lyrey.exe	36
PID 1488 wrote to memory of 1600	1488	lyrey.exe	36
PID 1488 wrote to memory of 1688	1488	lyrey.exe	37

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1212
- C:\Users\Admin\AppData\Local\Temp\c33819f3242447a700cbf637c86f1b17edc86dbf996e2111dc66d622fb081d7b.exe
  "C:\Users\Admin\AppData\Local\Temp\c33819f3242447a700cbf637c86f1b17edc86dbf996e2111dc66d622fb081d7b.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1980
- - C:\Users\Admin\AppData\Local\Temp\c33819f3242447a700cbf637c86f1b17edc86dbf996e2111dc66d622fb081d7b.exe
    "C:\Users\Admin\AppData\Local\Temp\c33819f3242447a700cbf637c86f1b17edc86dbf996e2111dc66d622fb081d7b.exe"
    3⤵
    - Loads dropped DLL
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:884
  - - C:\Users\Admin\AppData\Roaming\Oxra\lyrey.exe
      "C:\Users\Admin\AppData\Roaming\Oxra\lyrey.exe"
      4⤵
      Executes dropped EXE
      Suspicious use of SetThreadContext
      Suspicious use of SetWindowsHookEx
      Suspicious use of WriteProcessMemory
      PID:1592
    - - C:\Users\Admin\AppData\Roaming\Oxra\lyrey.exe
        
        "C:\Users\Admin\AppData\Roaming\Oxra\lyrey.exe"
        5⤵
        Executes dropped EXE
        Adds Run key to start application
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of WriteProcessMemory
        
        PID:1488
  - - C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\tmp2e45ed2e.bat"
      4⤵
      Deletes itself
      PID:1348

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1176

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1120

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1760

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{F9717507-6651-4EDB-BFF7-AE615179BCCF}
1⤵
PID:1736

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{F9717507-6651-4EDB-BFF7-AE615179BCCF}
1⤵
PID:764

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{F9717507-6651-4EDB-BFF7-AE615179BCCF}
1⤵
PID:1600

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{F9717507-6651-4EDB-BFF7-AE615179BCCF}
1⤵
PID:1688

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{F9717507-6651-4EDB-BFF7-AE615179BCCF}
1⤵
PID:1820

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{F9717507-6651-4EDB-BFF7-AE615179BCCF}
1⤵
PID:1860

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{F9717507-6651-4EDB-BFF7-AE615179BCCF}
1⤵
PID:1112

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{F9717507-6651-4EDB-BFF7-AE615179BCCF}
1⤵
PID:1968

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{F9717507-6651-4EDB-BFF7-AE615179BCCF}
1⤵
PID:1604

Network

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

C:\Users\Admin\AppData\Local\Temp\tmp2e45ed2e.bat

Filesize
307B

MD5
e02e7ad277383b9a2c32af2c58ca0497

SHA1
f6f103566c7c26223f8a27a6e087e52a9628fac1

SHA256
8beffacf2aa817e17d7075a6b8d79ab5b6fc2f84cd54946ae67641e7cf2be448

SHA512
c95aeb1c43b41c5247bc4a92ae813e6642c7a4781c243301db626179037e477d6e89c2d7c14cb36ee8c3a1d907915c5836c25a48335ab3303cd3999188c10023

Download Submit
C:\Users\Admin\AppData\Roaming\Oxra\lyrey.exe

Filesize
509KB

MD5
13124da44c0aa13745bee3707c6888d2

SHA1
3d59a62f2324ff8f10b7369aaf324d3fd59ddc21

SHA256
39d9413ff1bceb92609ee8e8403d03c8196ba8a6006cd35df012ddf809a4da9a

SHA512
1b1b4f539a90b28e3b1e8a464edb4f09b0104eb544d6418c14cec2ba37af6c18b350be35f98ba27442c820d959249257020ac2af933ebb3196e0d301634affaf

Download Submit
C:\Users\Admin\AppData\Roaming\Oxra\lyrey.exe

Filesize
509KB

MD5
13124da44c0aa13745bee3707c6888d2

SHA1
3d59a62f2324ff8f10b7369aaf324d3fd59ddc21

SHA256
39d9413ff1bceb92609ee8e8403d03c8196ba8a6006cd35df012ddf809a4da9a

SHA512
1b1b4f539a90b28e3b1e8a464edb4f09b0104eb544d6418c14cec2ba37af6c18b350be35f98ba27442c820d959249257020ac2af933ebb3196e0d301634affaf

Download Submit
C:\Users\Admin\AppData\Roaming\Oxra\lyrey.exe

Filesize
509KB

MD5
13124da44c0aa13745bee3707c6888d2

SHA1
3d59a62f2324ff8f10b7369aaf324d3fd59ddc21

SHA256
39d9413ff1bceb92609ee8e8403d03c8196ba8a6006cd35df012ddf809a4da9a

SHA512
1b1b4f539a90b28e3b1e8a464edb4f09b0104eb544d6418c14cec2ba37af6c18b350be35f98ba27442c820d959249257020ac2af933ebb3196e0d301634affaf

Download Submit
\Users\Admin\AppData\Roaming\Oxra\lyrey.exe

Filesize
509KB

MD5
13124da44c0aa13745bee3707c6888d2

SHA1
3d59a62f2324ff8f10b7369aaf324d3fd59ddc21

SHA256
39d9413ff1bceb92609ee8e8403d03c8196ba8a6006cd35df012ddf809a4da9a

SHA512
1b1b4f539a90b28e3b1e8a464edb4f09b0104eb544d6418c14cec2ba37af6c18b350be35f98ba27442c820d959249257020ac2af933ebb3196e0d301634affaf

Download Submit
\Users\Admin\AppData\Roaming\Oxra\lyrey.exe

Filesize
509KB

MD5
13124da44c0aa13745bee3707c6888d2

SHA1
3d59a62f2324ff8f10b7369aaf324d3fd59ddc21

SHA256
39d9413ff1bceb92609ee8e8403d03c8196ba8a6006cd35df012ddf809a4da9a

SHA512
1b1b4f539a90b28e3b1e8a464edb4f09b0104eb544d6418c14cec2ba37af6c18b350be35f98ba27442c820d959249257020ac2af933ebb3196e0d301634affaf

Download Submit
memory/764-112-0x0000000000210000-0x000000000024B000-memory.dmp

Filesize
236KB

Download
memory/764-113-0x0000000000210000-0x000000000024B000-memory.dmp

Filesize
236KB

Download
memory/764-114-0x0000000000210000-0x000000000024B000-memory.dmp

Filesize
236KB

Download
memory/764-115-0x0000000000210000-0x000000000024B000-memory.dmp

Filesize
236KB

Download
memory/884-61-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/884-57-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/884-78-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/1120-79-0x0000000001D50000-0x0000000001D8B000-memory.dmp

Filesize
236KB

Download
memory/1120-76-0x0000000001D50000-0x0000000001D8B000-memory.dmp

Filesize
236KB

Download
memory/1120-81-0x0000000001D50000-0x0000000001D8B000-memory.dmp

Filesize
236KB

Download
memory/1120-82-0x0000000001D50000-0x0000000001D8B000-memory.dmp

Filesize
236KB

Download
memory/1120-80-0x0000000001D50000-0x0000000001D8B000-memory.dmp

Filesize
236KB

Download
memory/1176-86-0x0000000001B80000-0x0000000001BBB000-memory.dmp

Filesize
236KB

Download
memory/1176-87-0x0000000001B80000-0x0000000001BBB000-memory.dmp

Filesize
236KB

Download
memory/1176-88-0x0000000001B80000-0x0000000001BBB000-memory.dmp

Filesize
236KB

Download
memory/1176-89-0x0000000001B80000-0x0000000001BBB000-memory.dmp

Filesize
236KB

Download
memory/1212-92-0x0000000002930000-0x000000000296B000-memory.dmp

Filesize
236KB

Download
memory/1212-95-0x0000000002930000-0x000000000296B000-memory.dmp

Filesize
236KB

Download
memory/1212-94-0x0000000002930000-0x000000000296B000-memory.dmp

Filesize
236KB

Download
memory/1212-93-0x0000000002930000-0x000000000296B000-memory.dmp

Filesize
236KB

Download
memory/1488-96-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/1488-109-0x0000000000400000-0x000000000043B000-memory.dmp

Filesize
236KB

Download
memory/1600-119-0x0000000000110000-0x000000000014B000-memory.dmp

Filesize
236KB

Download
memory/1600-118-0x0000000000110000-0x000000000014B000-memory.dmp

Filesize
236KB

Download
memory/1600-121-0x0000000000110000-0x000000000014B000-memory.dmp

Filesize
236KB

Download
memory/1600-120-0x0000000000110000-0x000000000014B000-memory.dmp

Filesize
236KB

Download
memory/1688-125-0x0000000000410000-0x000000000044B000-memory.dmp

Filesize
236KB

Download
memory/1688-124-0x0000000000410000-0x000000000044B000-memory.dmp

Filesize
236KB

Download
memory/1688-126-0x0000000000410000-0x000000000044B000-memory.dmp

Filesize
236KB

Download
memory/1688-127-0x0000000000410000-0x000000000044B000-memory.dmp

Filesize
236KB

Download
memory/1736-107-0x0000000002110000-0x000000000214B000-memory.dmp

Filesize
236KB

Download
memory/1736-105-0x0000000002110000-0x000000000214B000-memory.dmp

Filesize
236KB

Download
memory/1736-106-0x0000000002110000-0x000000000214B000-memory.dmp

Filesize
236KB

Download
memory/1736-108-0x0000000002110000-0x000000000214B000-memory.dmp

Filesize
236KB

Download
memory/1760-99-0x0000000003C50000-0x0000000003C8B000-memory.dmp

Filesize
236KB

Download
memory/1760-101-0x0000000003C50000-0x0000000003C8B000-memory.dmp

Filesize
236KB

Download
memory/1760-102-0x0000000003C50000-0x0000000003C8B000-memory.dmp

Filesize
236KB

Download
memory/1760-100-0x0000000003C50000-0x0000000003C8B000-memory.dmp

Filesize
236KB

Download
memory/1820-130-0x0000000001D30000-0x0000000001D6B000-memory.dmp

Filesize
236KB

Download
memory/1820-133-0x0000000001D30000-0x0000000001D6B000-memory.dmp

Filesize
236KB

Download
memory/1820-132-0x0000000001D30000-0x0000000001D6B000-memory.dmp

Filesize
236KB

Download
memory/1820-131-0x0000000001D30000-0x0000000001D6B000-memory.dmp

Filesize
236KB

Download
memory/1980-56-0x0000000075521000-0x0000000075523000-memory.dmp

Filesize
8KB

Download