Analysis
- max time kernel
149s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20241007-en - resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system - submitted
20/10/2024, 21:52
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
Z_y_x.exe
Resource
win7-20240708-en
4 signatures
150 seconds
Behavioral task
behavioral2
Sample
Z_y_x.exe
Resource
win10v2004-20241007-en
9 signatures
150 seconds
General
- Target Z_y_x.exe
- Size 1.2MB
- Sample241020-1rd8nstfnl
- SHA256 7e15567c88d2ff2677f19fcb64c3814851f8433e819f57f550c1c82bc787468c
- MD5 1ba7ea14b1d32748dc172194491e8dd4
- SHA1 05b82857e8e98562edb9481fb1e8b889866cae16
- SHA512 42e431820c118611090c7456dc8a52029c4f13ae9ccb278f7a31d43f940ae027381c95753f4e2184f07c0f9c86f14110a8590ad8646c3d8a733115fb9e26140a
- SSDEEP 24576:4pd9K7MlGXwz+AV8G2OpvcwLkpd9K7MlGXwz+AV8G2OpvcwL:IqolGXwz+I8ERLUqolGXwz+I8ERL
- MD5 SHA1 SHA512 SSDEEP
Score
10/10
Malware Config
Signatures
- Class file contains resources related to AdWind 2 IoCs
resource yara_rule sample family_adwind4 sample family_adwind4 - 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-1-5-21-940901362-3608833189-1915618603-1000\Control Panel\International\Geo\Nation Z_y_x.exe - Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Home = "C:\\Program Files\\Java\\jre-1.8\\bin\\javaw.exe -jar C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\.tmp\\1729461169361.tmp" reg.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
- Modifies registry class 1 IoCs
description ioc Process Key created \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000_Classes\Local Settings Z_y_x.exe - Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 1372 javaw.exe 3296 javaw.exe - Suspicious use of WriteProcessMemory 10 IoCs
description pid Process procid_target PID 1040 wrote to memory of 3296 1040 Z_y_x.exe 88 PID 1040 wrote to memory of 3296 1040 Z_y_x.exe 88 PID 1040 wrote to memory of 1372 1040 Z_y_x.exe 89 PID 1040 wrote to memory of 1372 1040 Z_y_x.exe 89 PID 3296 wrote to memory of 3480 3296 javaw.exe 93 PID 3296 wrote to memory of 3480 3296 javaw.exe 93 PID 3296 wrote to memory of 4592 3296 javaw.exe 95 PID 3296 wrote to memory of 4592 3296 javaw.exe 95 PID 4592 wrote to memory of 4624 4592 cmd.exe 97 PID 4592 wrote to memory of 4624 4592 cmd.exe 97 - Views/modifies file attributes 1 TTPs 1 IoCs
pid Process 3480 attrib.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Z_y_x.exe"C:\Users\Admin\AppData\Local\Temp\Z_y_x.exe"1⤵
- Checks computer location settings
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1040 -
C:\Program Files\Java\jre-1.8\bin\javaw.exe"C:\Program Files\Java\jre-1.8\bin\javaw.exe" -jar "C:\Users\Admin\AppData\Local\Temp\Zelo-Client.jar"2⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3296 -
C:\Windows\SYSTEM32\attrib.exeattrib +H C:\Users\Admin\AppData\Roaming\Microsoft\.tmp\1729461169361.tmp3⤵
- Views/modifies file attributes
PID:3480
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C:\Windows\SYSTEM32\cmd.execmd.exe /c "REG ADD HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run /v Home /d "C:\Program Files\Java\jre-1.8\bin\javaw.exe -jar C:\Users\Admin\AppData\Roaming\Microsoft\.tmp\1729461169361.tmp" /f"3⤵
- Suspicious use of WriteProcessMemory
PID:4592 -
C:\Windows\system32\reg.exeREG ADD HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run /v Home /d "C:\Program Files\Java\jre-1.8\bin\javaw.exe -jar C:\Users\Admin\AppData\Roaming\Microsoft\.tmp\1729461169361.tmp" /f4⤵
- Adds Run key to start application
PID:4624
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C:\Program Files\Java\jre-1.8\bin\javaw.exe"C:\Program Files\Java\jre-1.8\bin\javaw.exe" -jar "C:\Users\Admin\AppData\Local\Temp\dawaw.jar"2⤵
- Suspicious use of SetWindowsHookEx
PID:1372
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
- Path C:\ProgramData\Oracle\Java\.oracle_jre_usage\3903daac9bc4a3b7.timestamp
- Size 46B
- SHA256 afdcdddf7ee6fdc62bb67b9756e96e95d6e46a217d4ab03445e70f1f396cd72e
- MD5 da34f21fab7ea1ae66b0b4ad7970076f
- SHA1 c99c789442b47836c18c3b6a759e4a9433411a83
- SHA512 5f9ce150ed6f942a1e0fd9e81bee61b805ee419d0cb654397e8a8780aa0f63f209210fc8447f59e9ae0ca4659e94c1abec688b562ee2299a9bd73db49ac385e8
- MD5 SHA1 SHA512
- Path C:\Users\Admin\AppData\Local\Temp\Zelo-Client.jar
- Size 639KB
- SHA256 739d2d19e79d073f9e1d1489c145879cff44c2c91e5d691d53ccc8599ac8a467
- MD5 8bac893810be1acf6b083f16363a73cf
- SHA1 d291c9dc85d7df6f1222d8bcaf5bb10e2578fa56
- SHA512 e9dcb3dcd6924b61c67af33e88d59bc9d6b2e626234eb09aa18463e09622670d1d220024e9a504b44de23ca88bb426f295968e8d7dd644f49128c8ca7ed4d629
- SSDEEP 12288:hTVSQY/o6EXir4XWAaZXgY/dR3+ZgGN29BgQViRqT3iuE2FQS/LDsj:hTIQUkXK4GTXgYHaF29+GXiuZFr/LDsj
- MD5 SHA1 SHA512 SSDEEP
- Path C:\Users\Admin\AppData\Local\Temp\dawaw.jar
- Size 639KB
- SHA256 41a9627bbb661bc927771e649dde925ff01b3d70ef1f6db1122137ba1bda5b97
- MD5 7db9e1f20ed62cfa5a9902e176b8cfc5
- SHA1 da27ba5ff660e3bdaff0c333036d33683d4c1573
- SHA512 f424ae8440e7b8b390e357d26ec7a1b5ec7f4535ab26bbc0c5b039fb7dd82c9e3c4873dab17adb3bcaf4499f4718a9675c7f00d9e3a68b7465e5318ea6c805a0
- SSDEEP 12288:RTxGQE/E+UL6n47yUqx3gY/9RD+hQWNOBJgs9eRi73KuI2JASD/DQq:RT0QgwLq4+H3gYnGpOBm67KulJbD/DQq
- MD5 SHA1 SHA512 SSDEEP