Analysis
-
max time kernel
143s -
max time network
149s -
platform
windows10-2004_x64 -
resource
win10v2004-20240226-en -
resource tags
arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system -
submitted
24-05-2024 15:14
Behavioral task
behavioral1
Sample
541ce09cec54e8df1f14a5e25064929e3f3c151f0d68dd6968d229668443444b.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
541ce09cec54e8df1f14a5e25064929e3f3c151f0d68dd6968d229668443444b.exe
Resource
win10v2004-20240226-en
General
-
Target
541ce09cec54e8df1f14a5e25064929e3f3c151f0d68dd6968d229668443444b.exe
-
Size
754KB
-
MD5
cc3dea0182a77c7ca10925e2c180bc62
-
SHA1
537cd49fa4abf265b69d9d0de982373544c643fc
-
SHA256
541ce09cec54e8df1f14a5e25064929e3f3c151f0d68dd6968d229668443444b
-
SHA512
99655f1a80a9aacb5f77917700f4303a53368e62d7807196b6e5fa917a40382523ea9ab42a81ba66d7c2bab12ff291bd2efc0399922ae578f8332e982fda40e0
-
SSDEEP
12288:K39b2oWvRykNICNEZjwJxtk46A9jmP/uhu/yMS08CkntxYRcBAL:KeNIuEZjqxVfmP/UDMS08Ckn3A
Malware Config
Signatures
-
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
cmd.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\International\Geo\Nation cmd.exe -
Drops file in Windows directory 1 IoCs
Processes:
mspaint.exedescription ioc process File opened for modification C:\Windows\Debug\WIA\wiatrace.log mspaint.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Gathers network information 2 TTPs 1 IoCs
Uses commandline utility to view network configuration.
Processes:
NETSTAT.EXEpid process 3524 NETSTAT.EXE -
Modifies registry class 1 IoCs
Processes:
cmd.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000_Classes\Local Settings cmd.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
mspaint.exepid process 2528 mspaint.exe 2528 mspaint.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
NETSTAT.EXEdescription pid process Token: SeDebugPrivilege 3524 NETSTAT.EXE -
Suspicious use of SetWindowsHookEx 7 IoCs
Processes:
541ce09cec54e8df1f14a5e25064929e3f3c151f0d68dd6968d229668443444b.exemspaint.exepid process 628 541ce09cec54e8df1f14a5e25064929e3f3c151f0d68dd6968d229668443444b.exe 628 541ce09cec54e8df1f14a5e25064929e3f3c151f0d68dd6968d229668443444b.exe 628 541ce09cec54e8df1f14a5e25064929e3f3c151f0d68dd6968d229668443444b.exe 2528 mspaint.exe 2528 mspaint.exe 2528 mspaint.exe 2528 mspaint.exe -
Suspicious use of WriteProcessMemory 8 IoCs
Processes:
541ce09cec54e8df1f14a5e25064929e3f3c151f0d68dd6968d229668443444b.execmd.execmd.exedescription pid process target process PID 628 wrote to memory of 788 628 541ce09cec54e8df1f14a5e25064929e3f3c151f0d68dd6968d229668443444b.exe cmd.exe PID 628 wrote to memory of 788 628 541ce09cec54e8df1f14a5e25064929e3f3c151f0d68dd6968d229668443444b.exe cmd.exe PID 628 wrote to memory of 788 628 541ce09cec54e8df1f14a5e25064929e3f3c151f0d68dd6968d229668443444b.exe cmd.exe PID 788 wrote to memory of 2528 788 cmd.exe mspaint.exe PID 788 wrote to memory of 2528 788 cmd.exe mspaint.exe PID 788 wrote to memory of 2528 788 cmd.exe mspaint.exe PID 3348 wrote to memory of 3524 3348 cmd.exe NETSTAT.EXE PID 3348 wrote to memory of 3524 3348 cmd.exe NETSTAT.EXE
Processes
-
C:\Users\Admin\AppData\Local\Temp\541ce09cec54e8df1f14a5e25064929e3f3c151f0d68dd6968d229668443444b.exe"C:\Users\Admin\AppData\Local\Temp\541ce09cec54e8df1f14a5e25064929e3f3c151f0d68dd6968d229668443444b.exe"1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:628 -
C:\Windows\SysWOW64\cmd.execmd.exe /c C:\Users\Admin\AppData\Local\Temp\NewBitmapImage.bmp2⤵
- Checks computer location settings
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:788 -
C:\Windows\SysWOW64\mspaint.exe"C:\Windows\system32\mspaint.exe" "C:\Users\Admin\AppData\Local\Temp\NewBitmapImage.bmp"3⤵
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:2528
-
-
-
C:\Windows\system32\cmd.exe"C:\Windows\system32\cmd.exe"1⤵PID:3164
-
C:\Windows\system32\cmd.exe"C:\Windows\system32\cmd.exe"1⤵
- Suspicious use of WriteProcessMemory
PID:3348 -
C:\Windows\system32\NETSTAT.EXEnetstat -na2⤵
- Gathers network information
- Suspicious use of AdjustPrivilegeToken
PID:3524
-
-
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s DeviceAssociationService1⤵PID:644
-
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3912 --field-trial-handle=2248,i,10247514684337323751,15511974759131734137,262144 --variations-seed-version /prefetch:81⤵PID:3252