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Analysis
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max time kernel
142s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20230831-en -
resource tags
arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system -
submitted
13/10/2023, 15:24
Static task
static1
Behavioral task
behavioral1
Sample
NEAS.02c64cce1d2694441ab9a26fa485d640_JC.exe
Resource
win7-20230831-en
Behavioral task
behavioral2
Sample
NEAS.02c64cce1d2694441ab9a26fa485d640_JC.exe
Resource
win10v2004-20230915-en
General
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Target
NEAS.02c64cce1d2694441ab9a26fa485d640_JC.exe
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Size
431KB
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MD5
02c64cce1d2694441ab9a26fa485d640
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SHA1
05541f1cc741509a25cc236446c68923bb376efe
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SHA256
8acaeec63f793ad217d64842e75809bcb88fb601d7075421cb724b432e3fd1fc
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SHA512
088f7983da93385f7d820b61738a0c29d6477230cfe51d23e0f494915d2662893a1b4888300580f678f06df56a0a3229e28d85884b99e4dc77753b14ef4823e1
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SSDEEP
6144:gdspDeDrxkg/vrMuJIgwhEFHyOrJcX/Pgqwzm5IzkWjS4e4azExBKO1t4Kb70Nqx:G8kxNhOZElO5kkWjhD4AF
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 1944 DPYG.EXE -
Loads dropped DLL 2 IoCs
pid Process 1612 NEAS.02c64cce1d2694441ab9a26fa485d640_JC.exe 1612 NEAS.02c64cce1d2694441ab9a26fa485d640_JC.exe -
Modifies system executable filetype association 2 TTPs 3 IoCs
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command NEAS.02c64cce1d2694441ab9a26fa485d640_JC.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\$Recycle.Bin\\ZGM.EXE \"%1\" %*" NEAS.02c64cce1d2694441ab9a26fa485d640_JC.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command DPYG.EXE -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\ZGM.EXE = "C:\\$Recycle.Bin\\ZGM.EXE" NEAS.02c64cce1d2694441ab9a26fa485d640_JC.exe -
Enumerates connected drives 3 TTPs 17 IoCs
Attempts to read the root path of hard drives other than the default C: drive.
description ioc Process File opened (read-only) \??\E: NEAS.02c64cce1d2694441ab9a26fa485d640_JC.exe File opened (read-only) \??\H: NEAS.02c64cce1d2694441ab9a26fa485d640_JC.exe File opened (read-only) \??\O: NEAS.02c64cce1d2694441ab9a26fa485d640_JC.exe File opened (read-only) \??\U: NEAS.02c64cce1d2694441ab9a26fa485d640_JC.exe File opened (read-only) \??\T: NEAS.02c64cce1d2694441ab9a26fa485d640_JC.exe File opened (read-only) \??\V: NEAS.02c64cce1d2694441ab9a26fa485d640_JC.exe File opened (read-only) \??\I: NEAS.02c64cce1d2694441ab9a26fa485d640_JC.exe File opened (read-only) \??\J: NEAS.02c64cce1d2694441ab9a26fa485d640_JC.exe File opened (read-only) \??\N: NEAS.02c64cce1d2694441ab9a26fa485d640_JC.exe File opened (read-only) \??\S: NEAS.02c64cce1d2694441ab9a26fa485d640_JC.exe File opened (read-only) \??\Q: NEAS.02c64cce1d2694441ab9a26fa485d640_JC.exe File opened (read-only) \??\R: NEAS.02c64cce1d2694441ab9a26fa485d640_JC.exe File opened (read-only) \??\K: NEAS.02c64cce1d2694441ab9a26fa485d640_JC.exe File opened (read-only) \??\L: NEAS.02c64cce1d2694441ab9a26fa485d640_JC.exe File opened (read-only) \??\M: NEAS.02c64cce1d2694441ab9a26fa485d640_JC.exe File opened (read-only) \??\P: NEAS.02c64cce1d2694441ab9a26fa485d640_JC.exe File opened (read-only) \??\G: NEAS.02c64cce1d2694441ab9a26fa485d640_JC.exe -
Drops file in Program Files directory 2 IoCs
description ioc Process File created C:\Program Files\DPYG.EXE NEAS.02c64cce1d2694441ab9a26fa485d640_JC.exe File created C:\Program Files (x86)\GHHGR.EXE NEAS.02c64cce1d2694441ab9a26fa485d640_JC.exe -
Modifies registry class 15 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command\ = "C:\\System Volume Information\\NDLDLB.EXE %1" NEAS.02c64cce1d2694441ab9a26fa485d640_JC.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\scrfile\shell\open\command\ = "C:\\System Volume Information\\NDLDLB.EXE \"%1\"" NEAS.02c64cce1d2694441ab9a26fa485d640_JC.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\chm.file\shell\open\command NEAS.02c64cce1d2694441ab9a26fa485d640_JC.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\inifile\shell\open\command NEAS.02c64cce1d2694441ab9a26fa485d640_JC.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\inifile\shell\open\command\ = "C:\\System Volume Information\\NDLDLB.EXE %1" NEAS.02c64cce1d2694441ab9a26fa485d640_JC.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\$Recycle.Bin\\ZGM.EXE \"%1\" %*" NEAS.02c64cce1d2694441ab9a26fa485d640_JC.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command DPYG.EXE Key created \REGISTRY\MACHINE\SOFTWARE\Classes\txtfile\shell\open\command NEAS.02c64cce1d2694441ab9a26fa485d640_JC.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\chm.file\shell NEAS.02c64cce1d2694441ab9a26fa485d640_JC.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\chm.file\shell\open NEAS.02c64cce1d2694441ab9a26fa485d640_JC.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\regfile\shell\open\command\ = "C:\\System Volume Information\\NDLDLB.EXE \"%1\"" NEAS.02c64cce1d2694441ab9a26fa485d640_JC.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command NEAS.02c64cce1d2694441ab9a26fa485d640_JC.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\chm.file NEAS.02c64cce1d2694441ab9a26fa485d640_JC.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\scrfile\shell\open\command NEAS.02c64cce1d2694441ab9a26fa485d640_JC.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\regfile\shell\open\command NEAS.02c64cce1d2694441ab9a26fa485d640_JC.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
pid Process 1944 DPYG.EXE -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1612 wrote to memory of 1944 1612 NEAS.02c64cce1d2694441ab9a26fa485d640_JC.exe 28 PID 1612 wrote to memory of 1944 1612 NEAS.02c64cce1d2694441ab9a26fa485d640_JC.exe 28 PID 1612 wrote to memory of 1944 1612 NEAS.02c64cce1d2694441ab9a26fa485d640_JC.exe 28 PID 1612 wrote to memory of 1944 1612 NEAS.02c64cce1d2694441ab9a26fa485d640_JC.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\NEAS.02c64cce1d2694441ab9a26fa485d640_JC.exe"C:\Users\Admin\AppData\Local\Temp\NEAS.02c64cce1d2694441ab9a26fa485d640_JC.exe"1⤵
- Loads dropped DLL
- Modifies system executable filetype association
- Adds Run key to start application
- Enumerates connected drives
- Drops file in Program Files directory
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1612 -
C:\Program Files\DPYG.EXE"C:\Program Files\DPYG.EXE"2⤵
- Executes dropped EXE
- Modifies system executable filetype association
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
PID:1944
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Event Triggered Execution
1Change Default File Association
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Event Triggered Execution
1Change Default File Association
1Replay Monitor
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Downloads
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Filesize
431KB
MD56a1d35fb01a7586f25b2864efcfff9fe
SHA184f53c7a38bdfe6002a019aa769d394d18389098
SHA2568c2d0f1f3795515b3942ce59eba79c52144bbe4fb29dc1fa01c7a95ab909d413
SHA51222cb87a38226aaa41141b078bfa908058405d2b5b661795503bb64b6d23185b1d3780c267c30d6ea284f476f0dc00bb4b356f55e22f642e9690c25d77209a012
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Filesize
431KB
MD56a1d35fb01a7586f25b2864efcfff9fe
SHA184f53c7a38bdfe6002a019aa769d394d18389098
SHA2568c2d0f1f3795515b3942ce59eba79c52144bbe4fb29dc1fa01c7a95ab909d413
SHA51222cb87a38226aaa41141b078bfa908058405d2b5b661795503bb64b6d23185b1d3780c267c30d6ea284f476f0dc00bb4b356f55e22f642e9690c25d77209a012
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Filesize
431KB
MD56a1d35fb01a7586f25b2864efcfff9fe
SHA184f53c7a38bdfe6002a019aa769d394d18389098
SHA2568c2d0f1f3795515b3942ce59eba79c52144bbe4fb29dc1fa01c7a95ab909d413
SHA51222cb87a38226aaa41141b078bfa908058405d2b5b661795503bb64b6d23185b1d3780c267c30d6ea284f476f0dc00bb4b356f55e22f642e9690c25d77209a012
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Filesize
431KB
MD56a1d35fb01a7586f25b2864efcfff9fe
SHA184f53c7a38bdfe6002a019aa769d394d18389098
SHA2568c2d0f1f3795515b3942ce59eba79c52144bbe4fb29dc1fa01c7a95ab909d413
SHA51222cb87a38226aaa41141b078bfa908058405d2b5b661795503bb64b6d23185b1d3780c267c30d6ea284f476f0dc00bb4b356f55e22f642e9690c25d77209a012