79f9dc25984a31dd8ac96c0668d82e48c859f9ab5ccd43ddbae767fe9d53bfdc

Analysis

max time kernel
143s
max time network
125s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
24/12/2023, 23:22

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General

Target

192f93a36d5de0d1b1a68cc5bdb6bd8c.exe
Size

626KB
MD5

192f93a36d5de0d1b1a68cc5bdb6bd8c
SHA1

3f62d68c2e3d7a88e456d81eeb46713aa72c22b2
SHA256

79f9dc25984a31dd8ac96c0668d82e48c859f9ab5ccd43ddbae767fe9d53bfdc
SHA512

469c3733617b363968296cfbb17a7d1d1ec36a033c614de4cc78bbbfeebf5d5338375034f56a3f96aef9576765a20b0eaa3c260496d9a8a59b3dcfb5319afe98
SSDEEP

12288:atSkJE7u8txVRU3KC4Tt26nSwx1QdFIUF3Z4mxx5oEtlK+kt9T2Mg:aS/jC49nH1QvnQmXaGp

Score

7^/10

persistence upx

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
2664	3.exe
2812	Hacker.com.cn.exe

Loads dropped DLL 3 IoCs

pid	Process
2204	192f93a36d5de0d1b1a68cc5bdb6bd8c.exe
2204	192f93a36d5de0d1b1a68cc5bdb6bd8c.exe
2664	3.exe

UPX packed file 4 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/files/0x000e0000000122c3-6.dat	upx
behavioral1/memory/2664-20-0x0000000000400000-0x000000000050E026-memory.dmp	upx
behavioral1/memory/2812-23-0x0000000000400000-0x000000000050E026-memory.dmp	upx
behavioral1/memory/2812-28-0x0000000000400000-0x000000000050E026-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
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\\\""	192f93a36d5de0d1b1a68cc5bdb6bd8c.exe

Drops file in System32 directory 1 IoCs

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

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\Hacker.com.cn.exe	3.exe
File opened for modification	C:\Windows\Hacker.com.cn.exe	3.exe

Modifies data under HKEY_USERS 28 IoCs

description	ioc	Process
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f00d2000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	Hacker.com.cn.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C7288216-B859-480E-AE6F-6710CF1FA1A7}\WpadDecision = "0"	Hacker.com.cn.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\42-74-80-ff-d7-04\WpadDetectedUrl	Hacker.com.cn.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	Hacker.com.cn.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\42-74-80-ff-d7-04\WpadDecisionTime = 50769e2bfd36da01	Hacker.com.cn.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	Hacker.com.cn.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C7288216-B859-480E-AE6F-6710CF1FA1A7}\WpadDecisionTime = 902022fafc36da01	Hacker.com.cn.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\42-74-80-ff-d7-04	Hacker.com.cn.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	Hacker.com.cn.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	Hacker.com.cn.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\42-74-80-ff-d7-04\WpadDecisionReason = "1"	Hacker.com.cn.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	Hacker.com.cn.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C7288216-B859-480E-AE6F-6710CF1FA1A7}\WpadDecisionTime = 50769e2bfd36da01	Hacker.com.cn.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	Hacker.com.cn.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	Hacker.com.cn.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C7288216-B859-480E-AE6F-6710CF1FA1A7}\WpadDecisionReason = "1"	Hacker.com.cn.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	Hacker.com.cn.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	Hacker.com.cn.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C7288216-B859-480E-AE6F-6710CF1FA1A7}\WpadNetworkName = "Network 3"	Hacker.com.cn.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000004000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f00d2000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	Hacker.com.cn.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	Hacker.com.cn.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\42-74-80-ff-d7-04\WpadDecisionTime = 902022fafc36da01	Hacker.com.cn.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C7288216-B859-480E-AE6F-6710CF1FA1A7}	Hacker.com.cn.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	Hacker.com.cn.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	Hacker.com.cn.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{C7288216-B859-480E-AE6F-6710CF1FA1A7}\42-74-80-ff-d7-04	Hacker.com.cn.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\42-74-80-ff-d7-04\WpadDecision = "0"	Hacker.com.cn.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	Hacker.com.cn.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2664	3.exe
Token: SeDebugPrivilege	2812	Hacker.com.cn.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2812	Hacker.com.cn.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2204 wrote to memory of 2664	2204	192f93a36d5de0d1b1a68cc5bdb6bd8c.exe	28
PID 2204 wrote to memory of 2664	2204	192f93a36d5de0d1b1a68cc5bdb6bd8c.exe	28
PID 2204 wrote to memory of 2664	2204	192f93a36d5de0d1b1a68cc5bdb6bd8c.exe	28
PID 2204 wrote to memory of 2664	2204	192f93a36d5de0d1b1a68cc5bdb6bd8c.exe	28
PID 2204 wrote to memory of 2664	2204	192f93a36d5de0d1b1a68cc5bdb6bd8c.exe	28
PID 2204 wrote to memory of 2664	2204	192f93a36d5de0d1b1a68cc5bdb6bd8c.exe	28
PID 2204 wrote to memory of 2664	2204	192f93a36d5de0d1b1a68cc5bdb6bd8c.exe	28
PID 2812 wrote to memory of 2728	2812	Hacker.com.cn.exe	30
PID 2812 wrote to memory of 2728	2812	Hacker.com.cn.exe	30
PID 2812 wrote to memory of 2728	2812	Hacker.com.cn.exe	30
PID 2812 wrote to memory of 2728	2812	Hacker.com.cn.exe	30

C:\Users\Admin\AppData\Local\Temp\192f93a36d5de0d1b1a68cc5bdb6bd8c.exe
"C:\Users\Admin\AppData\Local\Temp\192f93a36d5de0d1b1a68cc5bdb6bd8c.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2204
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\3.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\3.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in Windows directory
  - Suspicious use of AdjustPrivilegeToken
  PID:2664

C:\Windows\Hacker.com.cn.exe
C:\Windows\Hacker.com.cn.exe
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:2812
- C:\Program Files\Internet Explorer\IEXPLORE.EXE
  "C:\Program Files\Internet Explorer\IEXPLORE.EXE"
  2⤵
  PID:2728

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Local\Temp\IXP000.TMP\3.exe

Filesize
270KB

MD5
e0864059f041667e350840e5c150cb67

SHA1
2e29375bbd6d5df2728379693425a49d70e71164

SHA256
92c214e09206d52d456e1188987f2a51cdfe0c1a08fd004266ade28da5968181

SHA512
2fd8b35020cb6aca7bbcecd3646b9442a4b32bc0ba8aad25d04faf68f03fd2a21de88924f5b410ba5580f7532648c95bad5d42f01848109df048e93f67eae727

Download Submit
memory/2204-0-0x0000000001000000-0x00000000010A9000-memory.dmp

Filesize
676KB

Download
memory/2204-1-0x0000000001000000-0x00000000010A9000-memory.dmp

Filesize
676KB

Download
memory/2204-2-0x0000000000260000-0x00000000002B4000-memory.dmp

Filesize
336KB

Download
memory/2204-3-0x0000000003260000-0x0000000003263000-memory.dmp

Filesize
12KB

Download
memory/2204-21-0x0000000001000000-0x00000000010A9000-memory.dmp

Filesize
676KB

Download
memory/2204-22-0x0000000000260000-0x00000000002B4000-memory.dmp

Filesize
336KB

Download
memory/2664-20-0x0000000000400000-0x000000000050E026-memory.dmp

Filesize
1.1MB

Download
memory/2812-18-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2812-23-0x0000000000400000-0x000000000050E026-memory.dmp

Filesize
1.1MB

Download
memory/2812-25-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2812-28-0x0000000000400000-0x000000000050E026-memory.dmp

Filesize
1.1MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads