Analysis
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max time kernel
149s -
max time network
147s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
22-12-2024 05:02
Behavioral task
behavioral1
Sample
Server.exe
Resource
win7-20241023-en
Behavioral task
behavioral2
Sample
Server.exe
Resource
win10v2004-20241007-en
General
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Target
Server.exe
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Size
93KB
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MD5
3f3ae3a450723c80b1aaff419e0d1369
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SHA1
bb3e89cde4dd9d29a688b25a0002163540555b6d
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SHA256
8d4c9b97cae0f3c35ab9a5ffa7f1ab45f7c304fb0d7c517828fed0c2048f6d4a
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SHA512
81cfe00bfb7ff567b66747937c37ee846ae8a672dd3be573b013bc431c2d7d9602f7c02f568a3c996cefc2f86ca9597bc64e9f615b3ef7aae45360e3d15f6aab
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SSDEEP
768:QY33lgSRmnldjcRoMwrx7Y+DIkIITJbXX0pOt8ux82SXxrjEtCdnl2pi1Rz4Rk33:PlTmlbrq+1NTZ0OMjEwzGi1dDzDXgS
Malware Config
Signatures
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Modifies Windows Firewall 2 TTPs 3 IoCs
pid Process 2032 netsh.exe 2028 netsh.exe 3580 netsh.exe -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Control Panel\International\Geo\Nation Server.exe -
Executes dropped EXE 1 IoCs
pid Process 2956 tmp8BCB.tmp.exe -
Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
flow ioc 14 6.tcp.eu.ngrok.io 45 6.tcp.eu.ngrok.io -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Event Triggered Execution: Netsh Helper DLL 1 TTPs 9 IoCs
Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.
description ioc Process Key queried \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key opened \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key value enumerated \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key opened \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key opened \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key queried \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key value enumerated \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key queried \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe Key value enumerated \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\NetSh netsh.exe -
System Location Discovery: System Language Discovery 1 TTPs 5 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language netsh.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language netsh.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language netsh.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language tmp8BCB.tmp.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Server.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 532 Server.exe -
Suspicious use of AdjustPrivilegeToken 39 IoCs
description pid Process Token: SeDebugPrivilege 532 Server.exe Token: 33 532 Server.exe Token: SeIncBasePriorityPrivilege 532 Server.exe Token: 33 532 Server.exe Token: SeIncBasePriorityPrivilege 532 Server.exe Token: 33 532 Server.exe Token: SeIncBasePriorityPrivilege 532 Server.exe Token: 33 532 Server.exe Token: SeIncBasePriorityPrivilege 532 Server.exe Token: 33 532 Server.exe Token: SeIncBasePriorityPrivilege 532 Server.exe Token: 33 532 Server.exe Token: SeIncBasePriorityPrivilege 532 Server.exe Token: 33 532 Server.exe Token: SeIncBasePriorityPrivilege 532 Server.exe Token: 33 532 Server.exe Token: SeIncBasePriorityPrivilege 532 Server.exe Token: 33 3096 AUDIODG.EXE Token: SeIncBasePriorityPrivilege 3096 AUDIODG.EXE Token: 33 532 Server.exe Token: SeIncBasePriorityPrivilege 532 Server.exe Token: 33 532 Server.exe Token: SeIncBasePriorityPrivilege 532 Server.exe Token: 33 532 Server.exe Token: SeIncBasePriorityPrivilege 532 Server.exe Token: 33 532 Server.exe Token: SeIncBasePriorityPrivilege 532 Server.exe Token: 33 532 Server.exe Token: SeIncBasePriorityPrivilege 532 Server.exe Token: 33 532 Server.exe Token: SeIncBasePriorityPrivilege 532 Server.exe Token: 33 532 Server.exe Token: SeIncBasePriorityPrivilege 532 Server.exe Token: 33 532 Server.exe Token: SeIncBasePriorityPrivilege 532 Server.exe Token: 33 532 Server.exe Token: SeIncBasePriorityPrivilege 532 Server.exe Token: 33 532 Server.exe Token: SeIncBasePriorityPrivilege 532 Server.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 532 Server.exe 532 Server.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 532 wrote to memory of 2032 532 Server.exe 83 PID 532 wrote to memory of 2032 532 Server.exe 83 PID 532 wrote to memory of 2032 532 Server.exe 83 PID 532 wrote to memory of 3580 532 Server.exe 86 PID 532 wrote to memory of 3580 532 Server.exe 86 PID 532 wrote to memory of 3580 532 Server.exe 86 PID 532 wrote to memory of 2028 532 Server.exe 87 PID 532 wrote to memory of 2028 532 Server.exe 87 PID 532 wrote to memory of 2028 532 Server.exe 87 PID 532 wrote to memory of 2956 532 Server.exe 110 PID 532 wrote to memory of 2956 532 Server.exe 110 PID 532 wrote to memory of 2956 532 Server.exe 110
Processes
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C:\Users\Admin\AppData\Local\Temp\Server.exe"C:\Users\Admin\AppData\Local\Temp\Server.exe"1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:532 -
C:\Windows\SysWOW64\netsh.exenetsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\Server.exe" "Server.exe" ENABLE2⤵
- Modifies Windows Firewall
- Event Triggered Execution: Netsh Helper DLL
- System Location Discovery: System Language Discovery
PID:2032
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C:\Windows\SysWOW64\netsh.exenetsh firewall delete allowedprogram "C:\Users\Admin\AppData\Local\Temp\Server.exe"2⤵
- Modifies Windows Firewall
- Event Triggered Execution: Netsh Helper DLL
- System Location Discovery: System Language Discovery
PID:3580
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C:\Windows\SysWOW64\netsh.exenetsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\Server.exe" "Server.exe" ENABLE2⤵
- Modifies Windows Firewall
- Event Triggered Execution: Netsh Helper DLL
- System Location Discovery: System Language Discovery
PID:2028
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C:\Users\Admin\AppData\Local\Temp\tmp8BCB.tmp.exe"C:\Users\Admin\AppData\Local\Temp\tmp8BCB.tmp.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:2956
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://www.facebook.com/2⤵PID:3616
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=92.0.4515.131 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=92.0.902.67 --initial-client-data=0xfc,0x100,0x104,0xd8,0x108,0x7ffb584a46f8,0x7ffb584a4708,0x7ffb584a47183⤵PID:4220
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2116,7859507319024694597,4676775487085144727,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2212 /prefetch:23⤵PID:3076
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --field-trial-handle=2116,7859507319024694597,4676775487085144727,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2264 /prefetch:33⤵PID:2532
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --field-trial-handle=2116,7859507319024694597,4676775487085144727,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2804 /prefetch:83⤵PID:4644
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C:\Windows\system32\AUDIODG.EXEC:\Windows\system32\AUDIODG.EXE 0x4f8 0x2cc1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3096
Network
MITRE ATT&CK Enterprise v15
Persistence
Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Privilege Escalation
Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Replay Monitor
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Downloads
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Filesize
152B
MD5d22073dea53e79d9b824f27ac5e9813e
SHA16d8a7281241248431a1571e6ddc55798b01fa961
SHA25686713962c3bb287964678b148ee08ea83fb83483dff8be91c8a6085ca560b2a6
SHA51297152091ee24b6e713b8ec8123cb62511f8a7e8a6c6c3f2f6727d0a60497be28814613b476009b853575d4931e5df950e28a41afbf6707cb672206f1219c4413
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Filesize
29KB
MD5cc65ad514684506f9f22c71d94c537ea
SHA136e2bf3159d14552279fc1b80db80a8c177925f4
SHA256d215b8cc095e913f2d3adbd88ae7691be657104dd52340efba670d04eff1e368
SHA5125c505b4c49df8e7e83af47719f79018358a39f1df552b2b90dda244b1e41a30559cbe66b1d415a836f403452c5493b26e28ef170376eb5f1a310733e65d8eeed