d2516c9ec323e79d800142e2167a39abaaf3115bb4a121493e3f89188b2fbbc6

Analysis

max time kernel
153s
max time network
207s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
03-12-2022 04:13

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General

Target

d2516c9ec323e79d800142e2167a39abaaf3115bb4a121493e3f89188b2fbbc6.exe
Size

102KB
MD5

32399ab3d976b7cf3c112b78737ef2fd
SHA1

a5cb177e3c27664829ef68424a581792fdd41402
SHA256

d2516c9ec323e79d800142e2167a39abaaf3115bb4a121493e3f89188b2fbbc6
SHA512

fb3b213d9c3906d7e97b54121b1308f1f8892532115e6a265ab57f16fbef665b602a3ccb06fd7f2994204ca5b7d491fc5bc9c1ca663931889f6235a5566ea1ee
SSDEEP

3072:CBG7TNCnkzkmnw60Jzoxc4QLw8ZTgncteHVO81K4:VNCnkvdmzoTQLt9sP1O87

Score

8^/10

persistence

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
3880	Wvuduz.exe
1768	Wvuduz.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Wvuduz = "C:\\Users\\Admin\\AppData\\Roaming\\Wvuduz.exe"	d2516c9ec323e79d800142e2167a39abaaf3115bb4a121493e3f89188b2fbbc6.exe
Key created	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Windows\CurrentVersion\Run	d2516c9ec323e79d800142e2167a39abaaf3115bb4a121493e3f89188b2fbbc6.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 4548 set thread context of 4924	4548	d2516c9ec323e79d800142e2167a39abaaf3115bb4a121493e3f89188b2fbbc6.exe	84
PID 3880 set thread context of 1768	3880	Wvuduz.exe	88

Modifies Internet Explorer settings 1 TTPs 23 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Set value (data)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1310901913"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{73C35929-7520-11ED-BF5F-4ECC57E31487} = "0"	IEXPLORE.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31000877"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31000877"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1523245298"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31000877"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "1523245298"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31000877"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "1310901913"	IEXPLORE.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4924	d2516c9ec323e79d800142e2167a39abaaf3115bb4a121493e3f89188b2fbbc6.exe
4924	d2516c9ec323e79d800142e2167a39abaaf3115bb4a121493e3f89188b2fbbc6.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1768	Wvuduz.exe
Token: SeDebugPrivilege	3988	iexplore.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1508	IEXPLORE.EXE

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1508	IEXPLORE.EXE
1508	IEXPLORE.EXE
3088	IEXPLORE.EXE
3088	IEXPLORE.EXE
3088	IEXPLORE.EXE
3088	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 29 IoCs

description	pid	Process	procid_target
PID 4548 wrote to memory of 4924	4548	d2516c9ec323e79d800142e2167a39abaaf3115bb4a121493e3f89188b2fbbc6.exe	84
PID 4548 wrote to memory of 4924	4548	d2516c9ec323e79d800142e2167a39abaaf3115bb4a121493e3f89188b2fbbc6.exe	84
PID 4548 wrote to memory of 4924	4548	d2516c9ec323e79d800142e2167a39abaaf3115bb4a121493e3f89188b2fbbc6.exe	84
PID 4548 wrote to memory of 4924	4548	d2516c9ec323e79d800142e2167a39abaaf3115bb4a121493e3f89188b2fbbc6.exe	84
PID 4548 wrote to memory of 4924	4548	d2516c9ec323e79d800142e2167a39abaaf3115bb4a121493e3f89188b2fbbc6.exe	84
PID 4548 wrote to memory of 4924	4548	d2516c9ec323e79d800142e2167a39abaaf3115bb4a121493e3f89188b2fbbc6.exe	84
PID 4548 wrote to memory of 4924	4548	d2516c9ec323e79d800142e2167a39abaaf3115bb4a121493e3f89188b2fbbc6.exe	84
PID 4548 wrote to memory of 4924	4548	d2516c9ec323e79d800142e2167a39abaaf3115bb4a121493e3f89188b2fbbc6.exe	84
PID 4924 wrote to memory of 3880	4924	d2516c9ec323e79d800142e2167a39abaaf3115bb4a121493e3f89188b2fbbc6.exe	87
PID 4924 wrote to memory of 3880	4924	d2516c9ec323e79d800142e2167a39abaaf3115bb4a121493e3f89188b2fbbc6.exe	87
PID 4924 wrote to memory of 3880	4924	d2516c9ec323e79d800142e2167a39abaaf3115bb4a121493e3f89188b2fbbc6.exe	87
PID 3880 wrote to memory of 1768	3880	Wvuduz.exe	88
PID 3880 wrote to memory of 1768	3880	Wvuduz.exe	88
PID 3880 wrote to memory of 1768	3880	Wvuduz.exe	88
PID 3880 wrote to memory of 1768	3880	Wvuduz.exe	88
PID 3880 wrote to memory of 1768	3880	Wvuduz.exe	88
PID 3880 wrote to memory of 1768	3880	Wvuduz.exe	88
PID 3880 wrote to memory of 1768	3880	Wvuduz.exe	88
PID 3880 wrote to memory of 1768	3880	Wvuduz.exe	88
PID 1768 wrote to memory of 3988	1768	Wvuduz.exe	89
PID 1768 wrote to memory of 3988	1768	Wvuduz.exe	89
PID 1768 wrote to memory of 3988	1768	Wvuduz.exe	89
PID 3988 wrote to memory of 1508	3988	iexplore.exe	90
PID 3988 wrote to memory of 1508	3988	iexplore.exe	90
PID 1768 wrote to memory of 3988	1768	Wvuduz.exe	89
PID 1768 wrote to memory of 3988	1768	Wvuduz.exe	89
PID 1508 wrote to memory of 3088	1508	IEXPLORE.EXE	92
PID 1508 wrote to memory of 3088	1508	IEXPLORE.EXE	92
PID 1508 wrote to memory of 3088	1508	IEXPLORE.EXE	92

C:\Users\Admin\AppData\Local\Temp\d2516c9ec323e79d800142e2167a39abaaf3115bb4a121493e3f89188b2fbbc6.exe
"C:\Users\Admin\AppData\Local\Temp\d2516c9ec323e79d800142e2167a39abaaf3115bb4a121493e3f89188b2fbbc6.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4548
- C:\Users\Admin\AppData\Local\Temp\d2516c9ec323e79d800142e2167a39abaaf3115bb4a121493e3f89188b2fbbc6.exe
  C:\Users\Admin\AppData\Local\Temp\d2516c9ec323e79d800142e2167a39abaaf3115bb4a121493e3f89188b2fbbc6.exe
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:4924
- - C:\Users\Admin\AppData\Roaming\Wvuduz.exe
    "C:\Users\Admin\AppData\Roaming\Wvuduz.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Suspicious use of WriteProcessMemory
    PID:3880
  - - C:\Users\Admin\AppData\Roaming\Wvuduz.exe
      C:\Users\Admin\AppData\Roaming\Wvuduz.exe
      4⤵
      Executes dropped EXE
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      PID:1768
    - - C:\Program Files (x86)\Internet Explorer\iexplore.exe
        
        "C:\Program Files (x86)\Internet Explorer\iexplore.exe"
        5⤵
        Suspicious use of AdjustPrivilegeToken
        Suspicious use of WriteProcessMemory
        
        PID:3988
      - C:\Program Files\Internet Explorer\IEXPLORE.EXE
        
        "C:\Program Files\Internet Explorer\IEXPLORE.EXE"
        6⤵
        Modifies Internet Explorer settings
        Suspicious use of FindShellTrayWindow
        Suspicious use of SetWindowsHookEx
        Suspicious use of WriteProcessMemory
        
        PID:1508
        
        C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1508 CREDAT:17410 /prefetch:2
        7⤵
        Modifies Internet Explorer settings
        Suspicious use of SetWindowsHookEx
        
        PID:3088

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\Roaming\Wvuduz.exe

Filesize
102KB

MD5
32399ab3d976b7cf3c112b78737ef2fd

SHA1
a5cb177e3c27664829ef68424a581792fdd41402

SHA256
d2516c9ec323e79d800142e2167a39abaaf3115bb4a121493e3f89188b2fbbc6

SHA512
fb3b213d9c3906d7e97b54121b1308f1f8892532115e6a265ab57f16fbef665b602a3ccb06fd7f2994204ca5b7d491fc5bc9c1ca663931889f6235a5566ea1ee

Download Submit
C:\Users\Admin\AppData\Roaming\Wvuduz.exe

Filesize
102KB

MD5
32399ab3d976b7cf3c112b78737ef2fd

SHA1
a5cb177e3c27664829ef68424a581792fdd41402

SHA256
d2516c9ec323e79d800142e2167a39abaaf3115bb4a121493e3f89188b2fbbc6

SHA512
fb3b213d9c3906d7e97b54121b1308f1f8892532115e6a265ab57f16fbef665b602a3ccb06fd7f2994204ca5b7d491fc5bc9c1ca663931889f6235a5566ea1ee

Download Submit
C:\Users\Admin\AppData\Roaming\Wvuduz.exe

Filesize
102KB

MD5
32399ab3d976b7cf3c112b78737ef2fd

SHA1
a5cb177e3c27664829ef68424a581792fdd41402

SHA256
d2516c9ec323e79d800142e2167a39abaaf3115bb4a121493e3f89188b2fbbc6

SHA512
fb3b213d9c3906d7e97b54121b1308f1f8892532115e6a265ab57f16fbef665b602a3ccb06fd7f2994204ca5b7d491fc5bc9c1ca663931889f6235a5566ea1ee

Download Submit
memory/1768-152-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1768-151-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/1768-150-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/3880-143-0x0000000000400000-0x0000000000432000-memory.dmp

Filesize
200KB

Download
memory/3880-147-0x0000000000400000-0x0000000000432000-memory.dmp

Filesize
200KB

Download
memory/4548-132-0x0000000000400000-0x0000000000432000-memory.dmp

Filesize
200KB

Download
memory/4548-135-0x0000000000400000-0x0000000000432000-memory.dmp

Filesize
200KB

Download
memory/4924-142-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4924-134-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4924-138-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download
memory/4924-137-0x0000000000400000-0x0000000000429000-memory.dmp

Filesize
164KB

Download