Analysis
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max time kernel
151s -
max time network
153s -
platform
windows7_x64 -
resource
win7-20231020-en -
resource tags
arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system -
submitted
03-11-2023 00:18
Static task
static1
Behavioral task
behavioral1
Sample
{71257279-042b-371d-a1d3-fbf8d2fadffa}.exe
Resource
win7-20231020-en
windows7-x64
Behavioral task
behavioral2
Sample
{71257279-042b-371d-a1d3-fbf8d2fadffa}.exe
Resource
win10v2004-20231023-en
windows10-2004-x64
General
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Target
{71257279-042b-371d-a1d3-fbf8d2fadffa}.exe
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Size
338KB
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MD5
04fb36199787f2e3e2135611a38321eb
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SHA1
65559245709fe98052eb284577f1fd61c01ad20d
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SHA256
d765e722e295969c0a5c2d90f549db8b89ab617900bf4698db41c7cdad993bb9
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SHA512
533d6603f6e2a77bd1b2c6591a135c4717753d53317c1be06e43774e896d9543bcd0ea6904a0688aa84b2d8424641d68994b1e7dc4aa46d66c36feecb6145444
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SSDEEP
6144:sWmw0EuCN0pLWgTO3x5N22vWvLRKKAX5l++SybIvC:sWkEuCaNT85I2vCMX5l+ZRv
Malware Config
Signatures
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CryptoLocker
Ransomware family with multiple variants.
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Deletes itself 1 IoCs
pid Process 2208 {34184A33-0407-212E-3320-09040709E2C2}.exe -
Executes dropped EXE 2 IoCs
pid Process 2208 {34184A33-0407-212E-3320-09040709E2C2}.exe 2724 {34184A33-0407-212E-3320-09040709E2C2}.exe -
Loads dropped DLL 2 IoCs
pid Process 2180 {71257279-042b-371d-a1d3-fbf8d2fadffa}.exe 2208 {34184A33-0407-212E-3320-09040709E2C2}.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2952504676-3105837840-1406404655-1000\Software\Microsoft\Windows\CurrentVersion\Run\CryptoLocker = "C:\\Users\\Admin\\AppData\\Roaming\\{34184A33-0407-212E-3320-09040709E2C2}.exe" {34184A33-0407-212E-3320-09040709E2C2}.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 2928 taskmgr.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2928 taskmgr.exe -
Suspicious use of FindShellTrayWindow 64 IoCs
pid Process 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe -
Suspicious use of SendNotifyMessage 64 IoCs
pid Process 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe 2928 taskmgr.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 2180 wrote to memory of 2208 2180 {71257279-042b-371d-a1d3-fbf8d2fadffa}.exe 28 PID 2180 wrote to memory of 2208 2180 {71257279-042b-371d-a1d3-fbf8d2fadffa}.exe 28 PID 2180 wrote to memory of 2208 2180 {71257279-042b-371d-a1d3-fbf8d2fadffa}.exe 28 PID 2180 wrote to memory of 2208 2180 {71257279-042b-371d-a1d3-fbf8d2fadffa}.exe 28 PID 2208 wrote to memory of 2724 2208 {34184A33-0407-212E-3320-09040709E2C2}.exe 29 PID 2208 wrote to memory of 2724 2208 {34184A33-0407-212E-3320-09040709E2C2}.exe 29 PID 2208 wrote to memory of 2724 2208 {34184A33-0407-212E-3320-09040709E2C2}.exe 29 PID 2208 wrote to memory of 2724 2208 {34184A33-0407-212E-3320-09040709E2C2}.exe 29
Processes
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C:\Users\Admin\AppData\Local\Temp\{71257279-042b-371d-a1d3-fbf8d2fadffa}.exe"C:\Users\Admin\AppData\Local\Temp\{71257279-042b-371d-a1d3-fbf8d2fadffa}.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2180 -
C:\Users\Admin\AppData\Roaming\{34184A33-0407-212E-3320-09040709E2C2}.exe"C:\Users\Admin\AppData\Roaming\{34184A33-0407-212E-3320-09040709E2C2}.exe" "/rC:\Users\Admin\AppData\Local\Temp\{71257279-042b-371d-a1d3-fbf8d2fadffa}.exe"2⤵
- Deletes itself
- Executes dropped EXE
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2208 -
C:\Users\Admin\AppData\Roaming\{34184A33-0407-212E-3320-09040709E2C2}.exe"C:\Users\Admin\AppData\Roaming\{34184A33-0407-212E-3320-09040709E2C2}.exe" /w000000C83⤵
- Executes dropped EXE
PID:2724
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C:\Windows\system32\taskmgr.exe"C:\Windows\system32\taskmgr.exe" /41⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:2928
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C:\Windows\explorer.exe"C:\Windows\explorer.exe"1⤵PID:2612
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
338KB
MD504fb36199787f2e3e2135611a38321eb
SHA165559245709fe98052eb284577f1fd61c01ad20d
SHA256d765e722e295969c0a5c2d90f549db8b89ab617900bf4698db41c7cdad993bb9
SHA512533d6603f6e2a77bd1b2c6591a135c4717753d53317c1be06e43774e896d9543bcd0ea6904a0688aa84b2d8424641d68994b1e7dc4aa46d66c36feecb6145444
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Filesize
338KB
MD504fb36199787f2e3e2135611a38321eb
SHA165559245709fe98052eb284577f1fd61c01ad20d
SHA256d765e722e295969c0a5c2d90f549db8b89ab617900bf4698db41c7cdad993bb9
SHA512533d6603f6e2a77bd1b2c6591a135c4717753d53317c1be06e43774e896d9543bcd0ea6904a0688aa84b2d8424641d68994b1e7dc4aa46d66c36feecb6145444
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Filesize
338KB
MD504fb36199787f2e3e2135611a38321eb
SHA165559245709fe98052eb284577f1fd61c01ad20d
SHA256d765e722e295969c0a5c2d90f549db8b89ab617900bf4698db41c7cdad993bb9
SHA512533d6603f6e2a77bd1b2c6591a135c4717753d53317c1be06e43774e896d9543bcd0ea6904a0688aa84b2d8424641d68994b1e7dc4aa46d66c36feecb6145444
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Filesize
338KB
MD504fb36199787f2e3e2135611a38321eb
SHA165559245709fe98052eb284577f1fd61c01ad20d
SHA256d765e722e295969c0a5c2d90f549db8b89ab617900bf4698db41c7cdad993bb9
SHA512533d6603f6e2a77bd1b2c6591a135c4717753d53317c1be06e43774e896d9543bcd0ea6904a0688aa84b2d8424641d68994b1e7dc4aa46d66c36feecb6145444
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Filesize
338KB
MD504fb36199787f2e3e2135611a38321eb
SHA165559245709fe98052eb284577f1fd61c01ad20d
SHA256d765e722e295969c0a5c2d90f549db8b89ab617900bf4698db41c7cdad993bb9
SHA512533d6603f6e2a77bd1b2c6591a135c4717753d53317c1be06e43774e896d9543bcd0ea6904a0688aa84b2d8424641d68994b1e7dc4aa46d66c36feecb6145444