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Analysis
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max time kernel
135s -
max time network
156s -
platform
windows7_x64 -
resource
win7-20220901-en -
resource tags
arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system -
submitted
01/12/2022, 02:42
Static task
static1
Behavioral task
behavioral1
Sample
7feafbb48b8f2053f57994033770a4d4b0f34ef4a368a99667c644d8492597cc.exe
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
7feafbb48b8f2053f57994033770a4d4b0f34ef4a368a99667c644d8492597cc.exe
Resource
win10v2004-20221111-en
General
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Target
7feafbb48b8f2053f57994033770a4d4b0f34ef4a368a99667c644d8492597cc.exe
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Size
233KB
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MD5
6b46424f311e8788cbe403da7fc4971e
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SHA1
35dc2391baf98941fc1df37864a36f141fd42e16
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SHA256
7feafbb48b8f2053f57994033770a4d4b0f34ef4a368a99667c644d8492597cc
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SHA512
75db704d38909b708dce4ab3570af4e37c81038cf76c078469d210452c1f58dd46d11239b4b7142bdfdcd2d3103492ff8b8980278e34a0f2b0325234151bdc9c
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SSDEEP
6144:zSbxtD9NyTRduYTF8Lt5slJARjzy0AjgTz:OxHNy9TSbLRK5
Malware Config
Signatures
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Registers COM server for autorun 1 TTPs 3 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\CLSID\{42aedc87-2188-41fd-b9a3-0c966feabec1}\InprocServer32 7feafbb48b8f2053f57994033770a4d4b0f34ef4a368a99667c644d8492597cc.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\CLSID\{42aedc87-2188-41fd-b9a3-0c966feabec1}\InprocServer32\ThreadingModel = "Both" 7feafbb48b8f2053f57994033770a4d4b0f34ef4a368a99667c644d8492597cc.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\CLSID\{42aedc87-2188-41fd-b9a3-0c966feabec1}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\{d4e37f8e-5af0-9b64-e86d-0830097e992e}\\n." 7feafbb48b8f2053f57994033770a4d4b0f34ef4a368a99667c644d8492597cc.exe -
Deletes itself 1 IoCs
pid Process 1488 cmd.exe -
Unexpected DNS network traffic destination 8 IoCs
Network traffic to other servers than the configured DNS servers was detected on the DNS port.
description ioc Destination IP 83.133.123.20 Destination IP 83.133.123.20 Destination IP 83.133.123.20 Destination IP 83.133.123.20 Destination IP 83.133.123.20 Destination IP 83.133.123.20 Destination IP 83.133.123.20 Destination IP 83.133.123.20 -
Drops desktop.ini file(s) 2 IoCs
description ioc Process File created \systemroot\assembly\GAC_64\Desktop.ini services.exe File created \systemroot\assembly\GAC_32\Desktop.ini services.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2028 set thread context of 1488 2028 7feafbb48b8f2053f57994033770a4d4b0f34ef4a368a99667c644d8492597cc.exe 27 -
Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\Installer\{d4e37f8e-5af0-9b64-e86d-0830097e992e}\@ 7feafbb48b8f2053f57994033770a4d4b0f34ef4a368a99667c644d8492597cc.exe File created C:\Windows\Installer\{d4e37f8e-5af0-9b64-e86d-0830097e992e}\n 7feafbb48b8f2053f57994033770a4d4b0f34ef4a368a99667c644d8492597cc.exe -
Modifies registry class 5 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\clsid 7feafbb48b8f2053f57994033770a4d4b0f34ef4a368a99667c644d8492597cc.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\CLSID\{42aedc87-2188-41fd-b9a3-0c966feabec1} 7feafbb48b8f2053f57994033770a4d4b0f34ef4a368a99667c644d8492597cc.exe Key created \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\CLSID\{42aedc87-2188-41fd-b9a3-0c966feabec1}\InprocServer32 7feafbb48b8f2053f57994033770a4d4b0f34ef4a368a99667c644d8492597cc.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\CLSID\{42aedc87-2188-41fd-b9a3-0c966feabec1}\InprocServer32\ThreadingModel = "Both" 7feafbb48b8f2053f57994033770a4d4b0f34ef4a368a99667c644d8492597cc.exe Set value (str) \REGISTRY\USER\S-1-5-21-4063495947-34355257-727531523-1000_CLASSES\CLSID\{42aedc87-2188-41fd-b9a3-0c966feabec1}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\{d4e37f8e-5af0-9b64-e86d-0830097e992e}\\n." 7feafbb48b8f2053f57994033770a4d4b0f34ef4a368a99667c644d8492597cc.exe -
Suspicious behavior: EnumeratesProcesses 7 IoCs
pid Process 2028 7feafbb48b8f2053f57994033770a4d4b0f34ef4a368a99667c644d8492597cc.exe 2028 7feafbb48b8f2053f57994033770a4d4b0f34ef4a368a99667c644d8492597cc.exe 2028 7feafbb48b8f2053f57994033770a4d4b0f34ef4a368a99667c644d8492597cc.exe 2028 7feafbb48b8f2053f57994033770a4d4b0f34ef4a368a99667c644d8492597cc.exe 2028 7feafbb48b8f2053f57994033770a4d4b0f34ef4a368a99667c644d8492597cc.exe 2028 7feafbb48b8f2053f57994033770a4d4b0f34ef4a368a99667c644d8492597cc.exe 464 services.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1284 Explorer.EXE -
Suspicious use of AdjustPrivilegeToken 8 IoCs
description pid Process Token: SeDebugPrivilege 2028 7feafbb48b8f2053f57994033770a4d4b0f34ef4a368a99667c644d8492597cc.exe Token: SeDebugPrivilege 2028 7feafbb48b8f2053f57994033770a4d4b0f34ef4a368a99667c644d8492597cc.exe Token: SeDebugPrivilege 2028 7feafbb48b8f2053f57994033770a4d4b0f34ef4a368a99667c644d8492597cc.exe Token: SeDebugPrivilege 464 services.exe Token: SeBackupPrivilege 464 services.exe Token: SeRestorePrivilege 464 services.exe Token: SeSecurityPrivilege 464 services.exe Token: SeTakeOwnershipPrivilege 464 services.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 1284 Explorer.EXE 1284 Explorer.EXE -
Suspicious use of SendNotifyMessage 2 IoCs
pid Process 1284 Explorer.EXE 1284 Explorer.EXE -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 2028 wrote to memory of 1284 2028 7feafbb48b8f2053f57994033770a4d4b0f34ef4a368a99667c644d8492597cc.exe 11 PID 2028 wrote to memory of 1284 2028 7feafbb48b8f2053f57994033770a4d4b0f34ef4a368a99667c644d8492597cc.exe 11 PID 2028 wrote to memory of 464 2028 7feafbb48b8f2053f57994033770a4d4b0f34ef4a368a99667c644d8492597cc.exe 2 PID 2028 wrote to memory of 1488 2028 7feafbb48b8f2053f57994033770a4d4b0f34ef4a368a99667c644d8492597cc.exe 27 PID 2028 wrote to memory of 1488 2028 7feafbb48b8f2053f57994033770a4d4b0f34ef4a368a99667c644d8492597cc.exe 27 PID 2028 wrote to memory of 1488 2028 7feafbb48b8f2053f57994033770a4d4b0f34ef4a368a99667c644d8492597cc.exe 27 PID 2028 wrote to memory of 1488 2028 7feafbb48b8f2053f57994033770a4d4b0f34ef4a368a99667c644d8492597cc.exe 27 PID 2028 wrote to memory of 1488 2028 7feafbb48b8f2053f57994033770a4d4b0f34ef4a368a99667c644d8492597cc.exe 27
Processes
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C:\Windows\system32\services.exeC:\Windows\system32\services.exe1⤵
- Drops desktop.ini file(s)
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:464
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1284 -
C:\Users\Admin\AppData\Local\Temp\7feafbb48b8f2053f57994033770a4d4b0f34ef4a368a99667c644d8492597cc.exe"C:\Users\Admin\AppData\Local\Temp\7feafbb48b8f2053f57994033770a4d4b0f34ef4a368a99667c644d8492597cc.exe"2⤵
- Registers COM server for autorun
- Suspicious use of SetThreadContext
- Drops file in Windows directory
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2028 -
C:\Windows\SysWOW64\cmd.exe"C:\Windows\system32\cmd.exe"3⤵
- Deletes itself
PID:1488
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
2KB
MD5da41107d5df3969847b93b313aee4926
SHA1f134def9e6e2532781efdaecd619e5f169d9cdfc
SHA256892d72596b30814962a29d16da4801fdd5bafa0c930133011023edff46608dbe
SHA5126c30e7f158506ef3e1e5ca508991f1364e9a93cb8b4caa52829ba100f4678c0f4f6b0467ee558e8127629bceb2c15647dc23c4a4ffa34305b2237e6592118dad