3ce3900047a740b4d021bed18d244d7a290568e32e160acb9476ff5254ef5794

General

Target

3ce3900047a740b4d021bed18d244d7a290568e32e160acb9476ff5254ef5794.exe
Size

864KB
MD5

531b780df04c2c67b3862b0720eb7280
SHA1

ae1a521b5e0da934d3dfc792ac7e33df5c1029c5
SHA256

3ce3900047a740b4d021bed18d244d7a290568e32e160acb9476ff5254ef5794
SHA512

7f954c15141a64301587b831151f032482cca730c4105ec4a9134473836f870a99367be169fd04f3d5630c6aa66c70dc7bfaddfd9775db7e5cfe2f243fc2a94e
SSDEEP

24576:L1rM1vWq0u222tNqz/QmXt+ZlVP30mfWAgjLwK:LdCvFl2tgYmcVrbK

Score

8^/10

persistence

Malware Config

Signatures

Executes dropped EXE 2 IoCs

Processes:

4.exeHacker.com.cn.ini

pid process

1920 4.exe
1896 Hacker.com.cn.ini

pid	process
1920	4.exe
1896	Hacker.com.cn.ini

Loads dropped DLL 2 IoCs

Processes:

3ce3900047a740b4d021bed18d244d7a290568e32e160acb9476ff5254ef5794.exe

pid	process
780	3ce3900047a740b4d021bed18d244d7a290568e32e160acb9476ff5254ef5794.exe
780	3ce3900047a740b4d021bed18d244d7a290568e32e160acb9476ff5254ef5794.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

3ce3900047a740b4d021bed18d244d7a290568e32e160acb9476ff5254ef5794.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce	3ce3900047a740b4d021bed18d244d7a290568e32e160acb9476ff5254ef5794.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\\\""	3ce3900047a740b4d021bed18d244d7a290568e32e160acb9476ff5254ef5794.exe

Drops file in System32 directory 1 IoCs

Processes:

Hacker.com.cn.ini

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat	Hacker.com.cn.ini

Drops file in Windows directory 3 IoCs

Processes:

4.exe

description	ioc	process
File opened for modification	C:\Windows\Hacker.com.cn.ini	4.exe
File created	C:\Windows\uninstal.bat	4.exe
File created	C:\Windows\Hacker.com.cn.ini	4.exe

Modifies data under HKEY_USERS 24 IoCs

Processes:

Hacker.com.cn.ini

description	ioc	process
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{B8C6C4D1-9AC0-4562-B9AB-A926925356F9}\WpadDecision = "0"	Hacker.com.cn.ini
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\d6-a6-83-9c-54-3e\WpadDecisionReason = "1"	Hacker.com.cn.ini
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	Hacker.com.cn.ini
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0084000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	Hacker.com.cn.ini
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	Hacker.com.cn.ini
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{B8C6C4D1-9AC0-4562-B9AB-A926925356F9}	Hacker.com.cn.ini
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\d6-a6-83-9c-54-3e\WpadDecision = "0"	Hacker.com.cn.ini
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	Hacker.com.cn.ini
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	Hacker.com.cn.ini
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{B8C6C4D1-9AC0-4562-B9AB-A926925356F9}\WpadDecisionTime = f08a8225a3ffd801	Hacker.com.cn.ini
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\d6-a6-83-9c-54-3e	Hacker.com.cn.ini
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	Hacker.com.cn.ini
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	Hacker.com.cn.ini
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	Hacker.com.cn.ini
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	Hacker.com.cn.ini
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{B8C6C4D1-9AC0-4562-B9AB-A926925356F9}\WpadNetworkName = "Network 3"	Hacker.com.cn.ini
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\d6-a6-83-9c-54-3e\WpadDecisionTime = f08a8225a3ffd801	Hacker.com.cn.ini
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{B8C6C4D1-9AC0-4562-B9AB-A926925356F9}\WpadDecisionReason = "1"	Hacker.com.cn.ini
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{B8C6C4D1-9AC0-4562-B9AB-A926925356F9}\d6-a6-83-9c-54-3e	Hacker.com.cn.ini
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	Hacker.com.cn.ini
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	Hacker.com.cn.ini
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	Hacker.com.cn.ini
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	Hacker.com.cn.ini
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	Hacker.com.cn.ini

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

4.exeHacker.com.cn.ini

description pid process

Token: SeDebugPrivilege 1920 4.exe
Token: SeDebugPrivilege 1896 Hacker.com.cn.ini
Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

Hacker.com.cn.ini

pid process

1896 Hacker.com.cn.ini

description	pid	process
Token: SeDebugPrivilege	1920	4.exe
Token: SeDebugPrivilege	1896	Hacker.com.cn.ini

pid	process
1896	Hacker.com.cn.ini

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

3ce3900047a740b4d021bed18d244d7a290568e32e160acb9476ff5254ef5794.exeHacker.com.cn.ini4.exe

description	pid	process	target process
PID 780 wrote to memory of 1920	780	3ce3900047a740b4d021bed18d244d7a290568e32e160acb9476ff5254ef5794.exe	4.exe
PID 780 wrote to memory of 1920	780	3ce3900047a740b4d021bed18d244d7a290568e32e160acb9476ff5254ef5794.exe	4.exe
PID 780 wrote to memory of 1920	780	3ce3900047a740b4d021bed18d244d7a290568e32e160acb9476ff5254ef5794.exe	4.exe
PID 780 wrote to memory of 1920	780	3ce3900047a740b4d021bed18d244d7a290568e32e160acb9476ff5254ef5794.exe	4.exe
PID 1896 wrote to memory of 1976	1896	Hacker.com.cn.ini	IEXPLORE.EXE
PID 1896 wrote to memory of 1976	1896	Hacker.com.cn.ini	IEXPLORE.EXE
PID 1896 wrote to memory of 1976	1896	Hacker.com.cn.ini	IEXPLORE.EXE
PID 1896 wrote to memory of 1976	1896	Hacker.com.cn.ini	IEXPLORE.EXE
PID 1920 wrote to memory of 1480	1920	4.exe	cmd.exe
PID 1920 wrote to memory of 1480	1920	4.exe	cmd.exe
PID 1920 wrote to memory of 1480	1920	4.exe	cmd.exe
PID 1920 wrote to memory of 1480	1920	4.exe	cmd.exe
PID 1920 wrote to memory of 1480	1920	4.exe	cmd.exe
PID 1920 wrote to memory of 1480	1920	4.exe	cmd.exe
PID 1920 wrote to memory of 1480	1920	4.exe	cmd.exe

C:\Users\Admin\AppData\Local\Temp\3ce3900047a740b4d021bed18d244d7a290568e32e160acb9476ff5254ef5794.exe
"C:\Users\Admin\AppData\Local\Temp\3ce3900047a740b4d021bed18d244d7a290568e32e160acb9476ff5254ef5794.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:780

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\4.exe
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\4.exe
2⤵
- Executes dropped EXE
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1920

C:\Windows\SysWOW64\cmd.exe
cmd /c C:\Windows\uninstal.bat
3⤵
PID:1480

C:\Windows\Hacker.com.cn.ini
C:\Windows\Hacker.com.cn.ini
1⤵
- Executes dropped EXE
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1896

C:\Program Files\Internet Explorer\IEXPLORE.EXE
"C:\Program Files\Internet Explorer\IEXPLORE.EXE"
2⤵
PID:1976

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\4.exe

Filesize
786KB

MD5
bdf3d3f96904b927292e9a6b39d3b2e5

SHA1
71b9a605cf243955f468960258e385497ccb98d9

SHA256
7eda64f85575c1f6a4f251689e6ebe30ffe1ad3c098b8220a3b6a70c022e914e

SHA512
71aa8a3aa640afa5154738d7d42357e1c532c258fd00a7e9f8d0663528e99c4fa44100dd521c2d1997131a5cfd8d36c4c3ae8b951c9b81b365500ef66e37e514

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\4.exe

Filesize
786KB

MD5
bdf3d3f96904b927292e9a6b39d3b2e5

SHA1
71b9a605cf243955f468960258e385497ccb98d9

SHA256
7eda64f85575c1f6a4f251689e6ebe30ffe1ad3c098b8220a3b6a70c022e914e

SHA512
71aa8a3aa640afa5154738d7d42357e1c532c258fd00a7e9f8d0663528e99c4fa44100dd521c2d1997131a5cfd8d36c4c3ae8b951c9b81b365500ef66e37e514

Download Submit
C:\Windows\Hacker.com.cn.ini

Filesize
786KB

MD5
bdf3d3f96904b927292e9a6b39d3b2e5

SHA1
71b9a605cf243955f468960258e385497ccb98d9

SHA256
7eda64f85575c1f6a4f251689e6ebe30ffe1ad3c098b8220a3b6a70c022e914e

SHA512
71aa8a3aa640afa5154738d7d42357e1c532c258fd00a7e9f8d0663528e99c4fa44100dd521c2d1997131a5cfd8d36c4c3ae8b951c9b81b365500ef66e37e514

Download Submit
C:\Windows\Hacker.com.cn.ini

Filesize
786KB

MD5
bdf3d3f96904b927292e9a6b39d3b2e5

SHA1
71b9a605cf243955f468960258e385497ccb98d9

SHA256
7eda64f85575c1f6a4f251689e6ebe30ffe1ad3c098b8220a3b6a70c022e914e

SHA512
71aa8a3aa640afa5154738d7d42357e1c532c258fd00a7e9f8d0663528e99c4fa44100dd521c2d1997131a5cfd8d36c4c3ae8b951c9b81b365500ef66e37e514

Download Submit
C:\Windows\uninstal.bat

Filesize
150B

MD5
5edd682a8b1f2bf873300774f954ab03

SHA1
2cca4e743d02dbccf31b784ea26a60c03dcc9637

SHA256
a34c51ec5d2ac66ef75719e7dee61b6e89e74d054712438da2585ec92ce0865a

SHA512
916f0e846a38f63aae996e2a3957fa24fed3bcaa6add68c529e3cc0aa063dca49b98d42c92317bfc2f43d745c492e1e1e6f5db0c986b9682f4b9b0cf0afd7bd2

Download Submit
\Users\Admin\AppData\Local\Temp\IXP000.TMP\4.exe

Filesize
786KB

MD5
bdf3d3f96904b927292e9a6b39d3b2e5

SHA1
71b9a605cf243955f468960258e385497ccb98d9

SHA256
7eda64f85575c1f6a4f251689e6ebe30ffe1ad3c098b8220a3b6a70c022e914e

SHA512
71aa8a3aa640afa5154738d7d42357e1c532c258fd00a7e9f8d0663528e99c4fa44100dd521c2d1997131a5cfd8d36c4c3ae8b951c9b81b365500ef66e37e514

Download Submit
\Users\Admin\AppData\Local\Temp\IXP000.TMP\4.exe

Filesize
786KB

MD5
bdf3d3f96904b927292e9a6b39d3b2e5

SHA1
71b9a605cf243955f468960258e385497ccb98d9

SHA256
7eda64f85575c1f6a4f251689e6ebe30ffe1ad3c098b8220a3b6a70c022e914e

SHA512
71aa8a3aa640afa5154738d7d42357e1c532c258fd00a7e9f8d0663528e99c4fa44100dd521c2d1997131a5cfd8d36c4c3ae8b951c9b81b365500ef66e37e514

Download Submit
memory/780-56-0x00000000002B0000-0x0000000000304000-memory.dmp

Filesize
336KB

Download
memory/780-54-0x0000000001000000-0x0000000001113000-memory.dmp

Filesize
1.1MB

Download
memory/780-66-0x0000000001000000-0x0000000001113000-memory.dmp

Filesize
1.1MB

Download
memory/1480-65-0x0000000000000000-mapping.dmp

Download
memory/1920-60-0x0000000076121000-0x0000000076123000-memory.dmp

Filesize
8KB

Download
memory/1920-58-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads