Analysis
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max time kernel
148s -
max time network
148s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
27-06-2024 17:39
Behavioral task
behavioral1
Sample
ClientAny.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
ClientAny.exe
Resource
win10v2004-20240508-en
General
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Target
ClientAny.exe
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Size
90KB
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MD5
51a43245ecf3a5f9871d4e2003a36032
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SHA1
14f0576f0639189c6252467aba08eb8d8e557578
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SHA256
f5958eae1d68011fc17a9fbb2f22c18221c36db1984de47a294e274eb4b62f32
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SHA512
68ebffa51c9aca71cb4de71d287a434de15dd3f04ffde513631da3bb6f348614bf9e13b99612e90ff07b1d70f05e5732d76457195e8432b4420d08913614b0fe
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SSDEEP
1536:uUaUcxoyR1CriPMVzrqVBYgImH1bz/psRo2Qzcxop3KBv3RiDKLVclN:uUDcxoyXkiPMVzrqVHH1bzRahQxUYKBY
Malware Config
Extracted
asyncrat
Venom RAT + HVNC + Stealer + Grabber v6.0.3
svchost.exe
127.0.0.1:80
2.58.84.229:80
svchost.exe
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delay
1
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install
true
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install_file
svchost.exe
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install_folder
%AppData%
Signatures
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Async RAT payload 1 IoCs
Processes:
resource yara_rule C:\Users\Admin\AppData\Roaming\svchost.exe family_asyncrat -
Executes dropped EXE 1 IoCs
Processes:
svchost.exepid process 2676 svchost.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Delays execution with timeout.exe 1 IoCs
Processes:
timeout.exepid process 2420 timeout.exe -
Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious behavior: EnumeratesProcesses 38 IoCs
Processes:
ClientAny.exesvchost.exepid process 1296 ClientAny.exe 1296 ClientAny.exe 2676 svchost.exe 2676 svchost.exe 2676 svchost.exe 2676 svchost.exe 2676 svchost.exe 2676 svchost.exe 2676 svchost.exe 2676 svchost.exe 2676 svchost.exe 2676 svchost.exe 2676 svchost.exe 2676 svchost.exe 2676 svchost.exe 2676 svchost.exe 2676 svchost.exe 2676 svchost.exe 2676 svchost.exe 2676 svchost.exe 2676 svchost.exe 2676 svchost.exe 2676 svchost.exe 2676 svchost.exe 2676 svchost.exe 2676 svchost.exe 2676 svchost.exe 2676 svchost.exe 2676 svchost.exe 2676 svchost.exe 2676 svchost.exe 2676 svchost.exe 2676 svchost.exe 2676 svchost.exe 2676 svchost.exe 2676 svchost.exe 2676 svchost.exe 2676 svchost.exe -
Suspicious use of AdjustPrivilegeToken 4 IoCs
Processes:
ClientAny.exesvchost.exedescription pid process Token: SeDebugPrivilege 1296 ClientAny.exe Token: SeDebugPrivilege 1296 ClientAny.exe Token: SeDebugPrivilege 2676 svchost.exe Token: SeDebugPrivilege 2676 svchost.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
svchost.exepid process 2676 svchost.exe -
Suspicious use of WriteProcessMemory 15 IoCs
Processes:
ClientAny.execmd.execmd.exedescription pid process target process PID 1296 wrote to memory of 2204 1296 ClientAny.exe cmd.exe PID 1296 wrote to memory of 2204 1296 ClientAny.exe cmd.exe PID 1296 wrote to memory of 2204 1296 ClientAny.exe cmd.exe PID 1296 wrote to memory of 2616 1296 ClientAny.exe cmd.exe PID 1296 wrote to memory of 2616 1296 ClientAny.exe cmd.exe PID 1296 wrote to memory of 2616 1296 ClientAny.exe cmd.exe PID 2616 wrote to memory of 2420 2616 cmd.exe timeout.exe PID 2616 wrote to memory of 2420 2616 cmd.exe timeout.exe PID 2616 wrote to memory of 2420 2616 cmd.exe timeout.exe PID 2204 wrote to memory of 2532 2204 cmd.exe schtasks.exe PID 2204 wrote to memory of 2532 2204 cmd.exe schtasks.exe PID 2204 wrote to memory of 2532 2204 cmd.exe schtasks.exe PID 2616 wrote to memory of 2676 2616 cmd.exe svchost.exe PID 2616 wrote to memory of 2676 2616 cmd.exe svchost.exe PID 2616 wrote to memory of 2676 2616 cmd.exe svchost.exe -
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.
Processes
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C:\Users\Admin\AppData\Local\Temp\ClientAny.exe"C:\Users\Admin\AppData\Local\Temp\ClientAny.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1296 -
C:\Windows\System32\cmd.exe"C:\Windows\System32\cmd.exe" /c schtasks /create /f /sc onlogon /rl highest /tn "svchost" /tr '"C:\Users\Admin\AppData\Roaming\svchost.exe"' & exit2⤵
- Suspicious use of WriteProcessMemory
PID:2204 -
C:\Windows\system32\schtasks.exeschtasks /create /f /sc onlogon /rl highest /tn "svchost" /tr '"C:\Users\Admin\AppData\Roaming\svchost.exe"'3⤵
- Scheduled Task/Job: Scheduled Task
PID:2532 -
C:\Windows\system32\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\tmp1526.tmp.bat""2⤵
- Suspicious use of WriteProcessMemory
PID:2616 -
C:\Windows\system32\timeout.exetimeout 33⤵
- Delays execution with timeout.exe
PID:2420 -
C:\Users\Admin\AppData\Roaming\svchost.exe"C:\Users\Admin\AppData\Roaming\svchost.exe"3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:2676
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
70KB
MD549aebf8cbd62d92ac215b2923fb1b9f5
SHA11723be06719828dda65ad804298d0431f6aff976
SHA256b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f
SHA512bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b
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Filesize
181KB
MD54ea6026cf93ec6338144661bf1202cd1
SHA1a1dec9044f750ad887935a01430bf49322fbdcb7
SHA2568efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8
SHA5126c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b
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Filesize
151B
MD5d60b36e388f072851a06b89f07ce1f6e
SHA146bd78809a47b7a5ec904d36f291938e88ae3aea
SHA256f573bce7307f9ea9309ed3c6f6ee240f929037eeeb3ea06d3007a716cae320c1
SHA5126a944f2ff71c625eb1e1c2acad560f1c0492bcb3dda801a502880fe5276f439d2aad47fe26a57bcef1d3af36e5748de615b5debbe95cd6f6d4a8158cbaf3b4c5
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Filesize
8B
MD5cf759e4c5f14fe3eec41b87ed756cea8
SHA1c27c796bb3c2fac929359563676f4ba1ffada1f5
SHA256c9f9f193409217f73cc976ad078c6f8bf65d3aabcf5fad3e5a47536d47aa6761
SHA512c7f832aee13a5eb36d145f35d4464374a9e12fa2017f3c2257442d67483b35a55eccae7f7729243350125b37033e075efbc2303839fd86b81b9b4dca3626953b
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Filesize
90KB
MD551a43245ecf3a5f9871d4e2003a36032
SHA114f0576f0639189c6252467aba08eb8d8e557578
SHA256f5958eae1d68011fc17a9fbb2f22c18221c36db1984de47a294e274eb4b62f32
SHA51268ebffa51c9aca71cb4de71d287a434de15dd3f04ffde513631da3bb6f348614bf9e13b99612e90ff07b1d70f05e5732d76457195e8432b4420d08913614b0fe