Windows 7 deprecation
Windows 7 will be removed from tria.ge on 2025-03-31
Analysis
-
max time kernel
150s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
11/01/2025, 16:18
Behavioral task
behavioral1
Sample
MicroStrap.exe
Resource
win7-20240903-en
General
-
Target
MicroStrap.exe
-
Size
74KB
-
MD5
9785b81af0d8b024dadd31659a3a2d24
-
SHA1
14f4539dc755b69ad28f9c1953aeec3620669588
-
SHA256
fec63e2ee9e830df5298bd72464fe6753a60a5ef14bd3023e9ab99260878b3df
-
SHA512
002df3d93cde212d4a9678f167201599d5e874defe15f2e46494d72f442692bf62a8fcfa226963f0575335f0b1062a61508ca143b95614eef4a6d7cd563c5120
-
SSDEEP
1536:OUKkcx9pXCTyPMVEZ8kyIgH1bO/zeoBDQzcOLVclN:OUDcx958yPMVEZ81H1bOLRDQHBY
Malware Config
Extracted
asyncrat
Venom RAT + HVNC + Stealer + Grabber v6.0.3
Default
195.88.218.126:2404
rnxgsvfqmra
-
delay
1
-
install
true
-
install_file
svchost.exe
-
install_folder
%AppData%
Signatures
-
Asyncrat family
-
Async RAT payload 1 IoCs
resource yara_rule behavioral1/files/0x0008000000016cc5-16.dat family_asyncrat -
Executes dropped EXE 1 IoCs
pid Process 2884 svchost.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Delays execution with timeout.exe 1 IoCs
pid Process 2716 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.
pid Process 2808 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 33 IoCs
pid Process 1800 MicroStrap.exe 1800 MicroStrap.exe 1800 MicroStrap.exe 2884 svchost.exe 2884 svchost.exe 2884 svchost.exe 2884 svchost.exe 2884 svchost.exe 2884 svchost.exe 2884 svchost.exe 2884 svchost.exe 2884 svchost.exe 2884 svchost.exe 2884 svchost.exe 2884 svchost.exe 2884 svchost.exe 2884 svchost.exe 2884 svchost.exe 2884 svchost.exe 2884 svchost.exe 2884 svchost.exe 2884 svchost.exe 2884 svchost.exe 2884 svchost.exe 2884 svchost.exe 2884 svchost.exe 2884 svchost.exe 2884 svchost.exe 2884 svchost.exe 2884 svchost.exe 2884 svchost.exe 2884 svchost.exe 2884 svchost.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1800 MicroStrap.exe Token: SeDebugPrivilege 2884 svchost.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2884 svchost.exe -
Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 1800 wrote to memory of 2588 1800 MicroStrap.exe 30 PID 1800 wrote to memory of 2588 1800 MicroStrap.exe 30 PID 1800 wrote to memory of 2588 1800 MicroStrap.exe 30 PID 1800 wrote to memory of 1724 1800 MicroStrap.exe 31 PID 1800 wrote to memory of 1724 1800 MicroStrap.exe 31 PID 1800 wrote to memory of 1724 1800 MicroStrap.exe 31 PID 1724 wrote to memory of 2716 1724 cmd.exe 34 PID 1724 wrote to memory of 2716 1724 cmd.exe 34 PID 1724 wrote to memory of 2716 1724 cmd.exe 34 PID 2588 wrote to memory of 2808 2588 cmd.exe 35 PID 2588 wrote to memory of 2808 2588 cmd.exe 35 PID 2588 wrote to memory of 2808 2588 cmd.exe 35 PID 1724 wrote to memory of 2884 1724 cmd.exe 36 PID 1724 wrote to memory of 2884 1724 cmd.exe 36 PID 1724 wrote to memory of 2884 1724 cmd.exe 36 -
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
-
C:\Users\Admin\AppData\Local\Temp\MicroStrap.exe"C:\Users\Admin\AppData\Local\Temp\MicroStrap.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1800 -
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:2588 -
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:2808
-
-
-
C:\Windows\system32\cmd.execmd /c ""C:\Users\Admin\AppData\Local\Temp\tmpA026.tmp.bat""2⤵
- Suspicious use of WriteProcessMemory
PID:1724 -
C:\Windows\system32\timeout.exetimeout 33⤵
- Delays execution with timeout.exe
PID:2716
-
-
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:2884
-
-
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
70KB
MD549aebf8cbd62d92ac215b2923fb1b9f5
SHA11723be06719828dda65ad804298d0431f6aff976
SHA256b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f
SHA512bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b
-
Filesize
181KB
MD54ea6026cf93ec6338144661bf1202cd1
SHA1a1dec9044f750ad887935a01430bf49322fbdcb7
SHA2568efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8
SHA5126c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b
-
Filesize
151B
MD5fdcc7224942c1f512a114a597e449f7e
SHA14caf1a383eb628f8dcbeba59b9d2c3cda75542d9
SHA256d63f25ace2587c55f59ecd839c7f77d21537a9d42efd5247525fdc50bf26b3f9
SHA5124d67b79ca3786f7d843e03c2a9ea99532dafb67ddbbe282c08efda9b5e1b907f3e2cfa310a28b1d4b7a7b4e624688a3580a15c543b3343795a458ffd1d98de81
-
Filesize
8B
MD5cf759e4c5f14fe3eec41b87ed756cea8
SHA1c27c796bb3c2fac929359563676f4ba1ffada1f5
SHA256c9f9f193409217f73cc976ad078c6f8bf65d3aabcf5fad3e5a47536d47aa6761
SHA512c7f832aee13a5eb36d145f35d4464374a9e12fa2017f3c2257442d67483b35a55eccae7f7729243350125b37033e075efbc2303839fd86b81b9b4dca3626953b
-
Filesize
74KB
MD59785b81af0d8b024dadd31659a3a2d24
SHA114f4539dc755b69ad28f9c1953aeec3620669588
SHA256fec63e2ee9e830df5298bd72464fe6753a60a5ef14bd3023e9ab99260878b3df
SHA512002df3d93cde212d4a9678f167201599d5e874defe15f2e46494d72f442692bf62a8fcfa226963f0575335f0b1062a61508ca143b95614eef4a6d7cd563c5120