ff6353b97df24c70f01f79c12c29d597c8fdf84675fa4ccae6994c5e8e9798cf

Analysis

max time kernel
151s
max time network
44s
platform
windows7_x64
resource
win7v200430
submitted
19/07/2020, 19:50

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
iceix_1.2.6.0.vir.exe
Size 502KB
Sample200719-xtthrcykas
SHA256 ff6353b97df24c70f01f79c12c29d597c8fdf84675fa4ccae6994c5e8e9798cf
MD5 fa0ac95c9e929f9a1933877c05be4a60
SHA1 3d7f5484ec822ea8f9dd021f4e4f18fa08dfc562
SHA512 8c75e13f65ecd02e255ff9acd0ec11166f0a9ba5a067160555db847dfcc1bc4d9f3a3b0cd3c50bc7eab074acd3d50164e6f61bb9537f17803c6f2e6c5b60d44d
MD5 SHA1 SHA512

Score

8^/10

upx persistence evasion

Malware Config

Signatures

NTFS ADS 1 IoCs

description	ioc	Process
File opened for modification	C:\Users\Admin\AppData\Local\Microsoft\Windows Mail\Local Folders\Inbox\1ABA4AA9-00000001.eml:OECustomProperty	WinMail.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeSecurityPrivilege	1492	1.scr
Token: SeSecurityPrivilege	1396	iexplore.exe
Token: SeSecurityPrivilege	1396	iexplore.exe
Token: SeManageVolumePrivilege	1564	WinMail.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 868 set thread context of 1396	868	1.scr	25
PID 868 set thread context of 1492	868	1.scr	26
PID 112 set thread context of 1336	112	ybhoac.exe	31

Modifies service 2 TTPs 5 IoCs

persistence

Modify Registry

T1112

Modify Existing Service

T1031

description	ioc	Process
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\NapAgent\LocalConfig	netsh.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\napagent\LocalConfig\Enroll\HcsGroups	netsh.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\NapAgent\Shas	netsh.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\NapAgent\Qecs	netsh.exe
Key created	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\napagent\LocalConfig\UI	netsh.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-910373003-3952921535-3480519689-1000\Software\Microsoft\Windows\CurrentVersion\Run\{DD02ACCE-5EF6-5345-F3B0-39D3680D6B33} = "C:\\Users\\Admin\\AppData\\Roaming\\Qubao\\ybhoac.exe"	ybhoac.exe
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce	iceix_1.2.6.0.vir.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\\\""	iceix_1.2.6.0.vir.exe
Key created	\REGISTRY\USER\S-1-5-21-910373003-3952921535-3480519689-1000\Software\Microsoft\Windows\Currentversion\Run	ybhoac.exe

Modifies Windows Firewall 1 TTPs
evasion

Modify Existing Service
T1031

Modifies Internet Explorer settings 1 TTPs 3 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-910373003-3952921535-3480519689-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-910373003-3952921535-3480519689-1000\Software\Microsoft\Internet Explorer\Privacy	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-910373003-3952921535-3480519689-1000\Software\Microsoft\Internet Explorer\Privacy\CleanCookies = "0"	iexplore.exe

Loads dropped DLL 8 IoCs

pid	Process
1296	iceix_1.2.6.0.vir.exe
1296	iceix_1.2.6.0.vir.exe
868	1.scr
1492	1.scr
1492	1.scr
112	ybhoac.exe
112	ybhoac.exe
1336	ybhoac.exe

Suspicious use of SetWindowsHookEx 9 IoCs

pid	Process
868	1.scr
868	1.scr
1396	iexplore.exe
1396	iexplore.exe
1396	iexplore.exe
1396	iexplore.exe
112	ybhoac.exe
112	ybhoac.exe
1564	WinMail.exe

Suspicious behavior: EnumeratesProcesses 30 IoCs

pid	Process
868	1.scr
112	ybhoac.exe
1336	ybhoac.exe
1336	ybhoac.exe
1336	ybhoac.exe
1336	ybhoac.exe
1336	ybhoac.exe
1336	ybhoac.exe
1336	ybhoac.exe
1336	ybhoac.exe
1336	ybhoac.exe
1336	ybhoac.exe
1336	ybhoac.exe
1336	ybhoac.exe
1336	ybhoac.exe
1336	ybhoac.exe
1336	ybhoac.exe
1336	ybhoac.exe
1336	ybhoac.exe
1336	ybhoac.exe
1336	ybhoac.exe
1336	ybhoac.exe
1336	ybhoac.exe
1336	ybhoac.exe
1336	ybhoac.exe
1336	ybhoac.exe
1336	ybhoac.exe
1336	ybhoac.exe
1336	ybhoac.exe
1336	ybhoac.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1564	WinMail.exe

Suspicious use of WriteProcessMemory 113 IoCs

description	pid	Process	procid_target
PID 1296 wrote to memory of 868	1296	iceix_1.2.6.0.vir.exe	24
PID 1296 wrote to memory of 868	1296	iceix_1.2.6.0.vir.exe	24
PID 1296 wrote to memory of 868	1296	iceix_1.2.6.0.vir.exe	24
PID 1296 wrote to memory of 868	1296	iceix_1.2.6.0.vir.exe	24
PID 1296 wrote to memory of 868	1296	iceix_1.2.6.0.vir.exe	24
PID 1296 wrote to memory of 868	1296	iceix_1.2.6.0.vir.exe	24
PID 1296 wrote to memory of 868	1296	iceix_1.2.6.0.vir.exe	24
PID 868 wrote to memory of 1396	868	1.scr	25
PID 868 wrote to memory of 1396	868	1.scr	25
PID 868 wrote to memory of 1396	868	1.scr	25
PID 868 wrote to memory of 1396	868	1.scr	25
PID 868 wrote to memory of 1396	868	1.scr	25
PID 868 wrote to memory of 1396	868	1.scr	25
PID 868 wrote to memory of 1396	868	1.scr	25
PID 868 wrote to memory of 1396	868	1.scr	25
PID 868 wrote to memory of 1396	868	1.scr	25
PID 868 wrote to memory of 1396	868	1.scr	25
PID 868 wrote to memory of 1396	868	1.scr	25
PID 868 wrote to memory of 1396	868	1.scr	25
PID 868 wrote to memory of 1492	868	1.scr	26
PID 868 wrote to memory of 1492	868	1.scr	26
PID 868 wrote to memory of 1492	868	1.scr	26
PID 868 wrote to memory of 1492	868	1.scr	26
PID 868 wrote to memory of 1492	868	1.scr	26
PID 868 wrote to memory of 1492	868	1.scr	26
PID 868 wrote to memory of 1492	868	1.scr	26
PID 868 wrote to memory of 1492	868	1.scr	26
PID 868 wrote to memory of 1492	868	1.scr	26
PID 868 wrote to memory of 1492	868	1.scr	26
PID 868 wrote to memory of 1492	868	1.scr	26
PID 868 wrote to memory of 1492	868	1.scr	26
PID 868 wrote to memory of 1492	868	1.scr	26
PID 1492 wrote to memory of 476	1492	1.scr	27
PID 1492 wrote to memory of 476	1492	1.scr	27
PID 1492 wrote to memory of 476	1492	1.scr	27
PID 1492 wrote to memory of 476	1492	1.scr	27
PID 1492 wrote to memory of 476	1492	1.scr	27
PID 1492 wrote to memory of 476	1492	1.scr	27
PID 1492 wrote to memory of 476	1492	1.scr	27
PID 1492 wrote to memory of 112	1492	1.scr	29
PID 1492 wrote to memory of 112	1492	1.scr	29
PID 1492 wrote to memory of 112	1492	1.scr	29
PID 1492 wrote to memory of 112	1492	1.scr	29
PID 1492 wrote to memory of 112	1492	1.scr	29
PID 1492 wrote to memory of 112	1492	1.scr	29
PID 1492 wrote to memory of 112	1492	1.scr	29
PID 476 wrote to memory of 1540	476	cmd.exe	30
PID 476 wrote to memory of 1540	476	cmd.exe	30
PID 476 wrote to memory of 1540	476	cmd.exe	30
PID 476 wrote to memory of 1540	476	cmd.exe	30
PID 476 wrote to memory of 1540	476	cmd.exe	30
PID 476 wrote to memory of 1540	476	cmd.exe	30
PID 476 wrote to memory of 1540	476	cmd.exe	30
PID 112 wrote to memory of 1336	112	ybhoac.exe	31
PID 112 wrote to memory of 1336	112	ybhoac.exe	31
PID 112 wrote to memory of 1336	112	ybhoac.exe	31
PID 112 wrote to memory of 1336	112	ybhoac.exe	31
PID 112 wrote to memory of 1336	112	ybhoac.exe	31
PID 112 wrote to memory of 1336	112	ybhoac.exe	31
PID 112 wrote to memory of 1336	112	ybhoac.exe	31
PID 112 wrote to memory of 1336	112	ybhoac.exe	31
PID 112 wrote to memory of 1336	112	ybhoac.exe	31
PID 112 wrote to memory of 1336	112	ybhoac.exe	31
PID 112 wrote to memory of 1336	112	ybhoac.exe	31
PID 112 wrote to memory of 1336	112	ybhoac.exe	31
PID 112 wrote to memory of 1336	112	ybhoac.exe	31
PID 1336 wrote to memory of 1116	1336	ybhoac.exe	18
PID 1336 wrote to memory of 1116	1336	ybhoac.exe	18
PID 1336 wrote to memory of 1116	1336	ybhoac.exe	18
PID 1336 wrote to memory of 1116	1336	ybhoac.exe	18
PID 1336 wrote to memory of 1116	1336	ybhoac.exe	18
PID 1336 wrote to memory of 1248	1336	ybhoac.exe	19
PID 1336 wrote to memory of 1248	1336	ybhoac.exe	19
PID 1336 wrote to memory of 1248	1336	ybhoac.exe	19
PID 1336 wrote to memory of 1248	1336	ybhoac.exe	19
PID 1336 wrote to memory of 1248	1336	ybhoac.exe	19
PID 1336 wrote to memory of 1304	1336	ybhoac.exe	20
PID 1336 wrote to memory of 1304	1336	ybhoac.exe	20
PID 1336 wrote to memory of 1304	1336	ybhoac.exe	20
PID 1336 wrote to memory of 1304	1336	ybhoac.exe	20
PID 1336 wrote to memory of 1304	1336	ybhoac.exe	20
PID 1336 wrote to memory of 1396	1336	ybhoac.exe	25
PID 1336 wrote to memory of 1396	1336	ybhoac.exe	25
PID 1336 wrote to memory of 1396	1336	ybhoac.exe	25
PID 1336 wrote to memory of 1396	1336	ybhoac.exe	25
PID 1336 wrote to memory of 1396	1336	ybhoac.exe	25
PID 1492 wrote to memory of 508	1492	1.scr	33
PID 1492 wrote to memory of 508	1492	1.scr	33
PID 1492 wrote to memory of 508	1492	1.scr	33
PID 1492 wrote to memory of 508	1492	1.scr	33
PID 1492 wrote to memory of 508	1492	1.scr	33
PID 1492 wrote to memory of 508	1492	1.scr	33
PID 1492 wrote to memory of 508	1492	1.scr	33
PID 1336 wrote to memory of 1788	1336	ybhoac.exe	32
PID 1336 wrote to memory of 1788	1336	ybhoac.exe	32
PID 1336 wrote to memory of 1788	1336	ybhoac.exe	32
PID 1336 wrote to memory of 1788	1336	ybhoac.exe	32
PID 1336 wrote to memory of 1788	1336	ybhoac.exe	32
PID 1336 wrote to memory of 1564	1336	ybhoac.exe	35
PID 1336 wrote to memory of 1564	1336	ybhoac.exe	35
PID 1336 wrote to memory of 1564	1336	ybhoac.exe	35
PID 1336 wrote to memory of 1564	1336	ybhoac.exe	35
PID 1336 wrote to memory of 1564	1336	ybhoac.exe	35
PID 1336 wrote to memory of 316	1336	ybhoac.exe	36
PID 1336 wrote to memory of 316	1336	ybhoac.exe	36
PID 1336 wrote to memory of 316	1336	ybhoac.exe	36
PID 1336 wrote to memory of 316	1336	ybhoac.exe	36
PID 1336 wrote to memory of 316	1336	ybhoac.exe	36
PID 1336 wrote to memory of 1672	1336	ybhoac.exe	39
PID 1336 wrote to memory of 1672	1336	ybhoac.exe	39
PID 1336 wrote to memory of 1672	1336	ybhoac.exe	39
PID 1336 wrote to memory of 1672	1336	ybhoac.exe	39
PID 1336 wrote to memory of 1672	1336	ybhoac.exe	39

Suspicious use of SendNotifyMessage 1 IoCs

pid	Process
1564	WinMail.exe

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1396-6-0x0000000000400000-0x00000000009DC000-memory.dmp	upx
behavioral1/memory/1396-10-0x0000000000400000-0x00000000009DC000-memory.dmp	upx
behavioral1/memory/1396-11-0x0000000000400000-0x00000000009DC000-memory.dmp	upx
behavioral1/memory/1396-12-0x0000000000400000-0x00000000009DC000-memory.dmp	upx

Checks whether UAC is enabled 1 IoCs

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA	iexplore.exe

Executes dropped EXE 4 IoCs

pid	Process
868	1.scr
1492	1.scr
112	ybhoac.exe
1336	ybhoac.exe

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1116

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1248

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1304
- C:\Users\Admin\AppData\Local\Temp\iceix_1.2.6.0.vir.exe
  "C:\Users\Admin\AppData\Local\Temp\iceix_1.2.6.0.vir.exe"
  2⤵
  - Adds Run key to start application
  - Loads dropped DLL
  - Suspicious use of WriteProcessMemory
  PID:1296
- - C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\1.scr
    C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\1.scr
    3⤵
    - Suspicious use of SetThreadContext
    - Loads dropped DLL
    - Suspicious use of SetWindowsHookEx
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    - Executes dropped EXE
    PID:868
  - - C:\Program Files (x86)\Internet Explorer\iexplore.exe
      "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
      4⤵
      Suspicious use of AdjustPrivilegeToken
      Modifies Internet Explorer settings
      Suspicious use of SetWindowsHookEx
      Checks whether UAC is enabled
      PID:1396
  - - C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\1.scr
      C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\1.scr
      4⤵
      Suspicious use of AdjustPrivilegeToken
      Loads dropped DLL
      Suspicious use of WriteProcessMemory
      Executes dropped EXE
      PID:1492
    - - C:\Windows\SysWOW64\cmd.exe
        
        "C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\tmpe418166e.bat"
        5⤵
        Suspicious use of WriteProcessMemory
        
        PID:476
      - C:\Windows\SysWOW64\netsh.exe
        
        netsh advfirewall firewall add rule name="explore" dir=in action=allow program="C:\Users\Admin\AppData\Roaming\Qubao\ybhoac.exe"
        6⤵
        Modifies service
        
        PID:1540
    - - C:\Users\Admin\AppData\Roaming\Qubao\ybhoac.exe
        
        "C:\Users\Admin\AppData\Roaming\Qubao\ybhoac.exe"
        5⤵
        Suspicious use of SetThreadContext
        Loads dropped DLL
        Suspicious use of SetWindowsHookEx
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of WriteProcessMemory
        Executes dropped EXE
        
        PID:112
      - C:\Users\Admin\AppData\Roaming\Qubao\ybhoac.exe
        
        "C:\Users\Admin\AppData\Roaming\Qubao\ybhoac.exe"
        6⤵
        Adds Run key to start application
        Loads dropped DLL
        Suspicious behavior: EnumeratesProcesses
        Executes dropped EXE
        
        PID:1336
    - - C:\Windows\SysWOW64\cmd.exe
        
        "C:\Windows\system32\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\tmpdeaa0b86.bat"
        5⤵
        
        PID:508

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1788

C:\Program Files\Windows Mail\WinMail.exe
"C:\Program Files\Windows Mail\WinMail.exe" -Embedding
1⤵
- NTFS ADS
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1564

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{F9717507-6651-4EDB-BFF7-AE615179BCCF}
1⤵
PID:316

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{F9717507-6651-4EDB-BFF7-AE615179BCCF}
1⤵
PID:1672

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Modify Existing Service

T1031

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

Loading Replay Monitor...

Downloads

memory/1396-11-0x0000000000400000-0x00000000009DC000-memory.dmp

Download

memory/1396-10-0x0000000000400000-0x00000000009DC000-memory.dmp

Download

memory/1396-12-0x0000000000400000-0x00000000009DC000-memory.dmp

Download

memory/1396-6-0x0000000000400000-0x00000000009DC000-memory.dmp

Download

memory/1492-9-0x0000000000400000-0x000000000A040000-memory.dmp

Download

memory/1492-15-0x0000000000400000-0x000000000A040000-memory.dmp

Download

memory/1564-44-0x0000000003BC0000-0x0000000003CC0000-memory.dmp

Download

memory/1564-64-0x00000000043B0000-0x00000000043B2000-memory.dmp

Download

memory/1564-42-0x0000000003AC0000-0x0000000003BC0000-memory.dmp

Download

memory/1564-43-0x0000000003AC0000-0x0000000003CC0000-memory.dmp

Download

memory/1564-38-0x0000000003AC0000-0x0000000003BC0000-memory.dmp

Download

memory/1564-48-0x0000000002670000-0x0000000002672000-memory.dmp

Download

memory/1564-49-0x0000000002690000-0x0000000002692000-memory.dmp

Download

memory/1564-50-0x0000000002680000-0x0000000002682000-memory.dmp

Download

memory/1564-51-0x00000000041E0000-0x00000000041E2000-memory.dmp

Download

memory/1564-52-0x00000000040D0000-0x00000000040D2000-memory.dmp

Download

memory/1564-53-0x00000000040E0000-0x00000000040E2000-memory.dmp

Download

memory/1564-54-0x00000000026E0000-0x00000000026E2000-memory.dmp

Download

memory/1564-55-0x0000000002670000-0x0000000002672000-memory.dmp

Download

memory/1564-56-0x0000000004340000-0x0000000004342000-memory.dmp

Download

memory/1564-57-0x00000000040E0000-0x00000000040E2000-memory.dmp

Download

memory/1564-58-0x0000000004390000-0x0000000004392000-memory.dmp

Download

memory/1564-59-0x0000000003E00000-0x0000000003E02000-memory.dmp

Download

memory/1564-60-0x00000000026E0000-0x00000000026E2000-memory.dmp

Download

memory/1564-61-0x0000000002670000-0x0000000002672000-memory.dmp

Download

memory/1564-62-0x0000000004340000-0x0000000004342000-memory.dmp

Download

memory/1564-63-0x00000000040E0000-0x00000000040E2000-memory.dmp

Download

memory/1564-40-0x0000000003AC0000-0x0000000003CC0000-memory.dmp

Download

memory/1564-65-0x0000000004390000-0x0000000004392000-memory.dmp

Download

memory/1564-66-0x00000000040C0000-0x00000000040C2000-memory.dmp

Download

memory/1564-67-0x00000000043C0000-0x00000000043C2000-memory.dmp

Download

memory/1564-68-0x0000000004630000-0x0000000004632000-memory.dmp

Download

memory/1564-69-0x0000000004360000-0x0000000004362000-memory.dmp

Download

memory/1564-70-0x0000000002670000-0x0000000002672000-memory.dmp

Download

memory/1564-71-0x0000000002700000-0x0000000002702000-memory.dmp

Download

memory/1564-72-0x00000000040C0000-0x00000000040C2000-memory.dmp

Download

memory/1564-73-0x0000000002720000-0x0000000002722000-memory.dmp

Download

memory/1564-74-0x00000000040C0000-0x00000000040C2000-memory.dmp

Download

memory/1564-75-0x0000000003CD0000-0x0000000003CD2000-memory.dmp

Download

memory/1564-76-0x0000000002720000-0x0000000002722000-memory.dmp

Download

memory/1564-77-0x0000000003E20000-0x0000000003E22000-memory.dmp

Download

memory/1564-78-0x0000000003E30000-0x0000000003E32000-memory.dmp

Download

memory/1564-79-0x00000000040A0000-0x00000000040A2000-memory.dmp

Download

memory/1564-80-0x0000000002670000-0x0000000002672000-memory.dmp

Download

memory/1564-81-0x0000000004350000-0x0000000004352000-memory.dmp

Download

memory/1564-82-0x0000000002700000-0x0000000002702000-memory.dmp

Download

memory/1564-83-0x0000000003AC0000-0x0000000003CC0000-memory.dmp

Download

memory/1564-84-0x0000000003BC0000-0x0000000003CC0000-memory.dmp

Download

memory/1564-85-0x0000000002270000-0x0000000002280000-memory.dmp

Download

memory/1564-91-0x0000000000590000-0x00000000005A0000-memory.dmp

Download