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Analysis
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max time kernel
149s -
max time network
138s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system -
submitted
19/05/2024, 08:35
Behavioral task
behavioral1
Sample
0dc81099a7d5ed3433254bd1db8f8deecc91af894890cff9577f72c25f49b281.exe
Resource
win7-20240508-en
General
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Target
0dc81099a7d5ed3433254bd1db8f8deecc91af894890cff9577f72c25f49b281.exe
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Size
1.8MB
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MD5
a63894cd5aceeab403385eb06e4fd6b0
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SHA1
3e4df142ac5f08bc72ce5d5177b3130407a8b785
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SHA256
0dc81099a7d5ed3433254bd1db8f8deecc91af894890cff9577f72c25f49b281
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SHA512
2527822c56b492e3ded906dac902ad5f15b6a9ea859a5d90041ac6a6f33253980af1462268abc7d12683758cd66ac61d3a49f5eeb218cf827c730366307b122f
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SSDEEP
49152:N8ivcwEDsCh+vcKjzHfOUndIdW4l1Gwptp3:NcwEJhg3Ok2dWOp3
Malware Config
Extracted
amadey
4.20
18befc
http://5.42.96.141
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install_dir
908f070dff
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install_file
explorku.exe
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strings_key
b25a9385246248a95c600f9a061438e1
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url_paths
/go34ko8/index.php
Extracted
risepro
147.45.47.126:58709
Extracted
amadey
4.20
c767c0
http://5.42.96.7
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install_dir
7af68cdb52
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install_file
axplons.exe
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strings_key
e2ce58e78f631ed97d01fe7b70e85d5e
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url_paths
/zamo7h/index.php
Signatures
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Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 6 IoCs
description ioc Process Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ 0dc81099a7d5ed3433254bd1db8f8deecc91af894890cff9577f72c25f49b281.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorku.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ explorku.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ amers.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ axplons.exe Key opened \REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__ f3b0ba535c.exe -
Downloads MZ/PE file
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Checks BIOS information in registry 2 TTPs 12 IoCs
BIOS information is often read in order to detect sandboxing environments.
description ioc Process Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorku.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion explorku.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explorku.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion amers.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion axplons.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion f3b0ba535c.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion f3b0ba535c.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion 0dc81099a7d5ed3433254bd1db8f8deecc91af894890cff9577f72c25f49b281.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion 0dc81099a7d5ed3433254bd1db8f8deecc91af894890cff9577f72c25f49b281.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion explorku.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion amers.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion axplons.exe -
Executes dropped EXE 5 IoCs
pid Process 2684 explorku.exe 2444 explorku.exe 2120 amers.exe 2184 axplons.exe 804 f3b0ba535c.exe -
Identifies Wine through registry keys 2 TTPs 3 IoCs
Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.
description ioc Process Key opened \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Wine explorku.exe Key opened \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Wine amers.exe Key opened \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Wine axplons.exe -
Loads dropped DLL 5 IoCs
pid Process 1632 0dc81099a7d5ed3433254bd1db8f8deecc91af894890cff9577f72c25f49b281.exe 2684 explorku.exe 2684 explorku.exe 2120 amers.exe 2684 explorku.exe -
resource yara_rule behavioral1/memory/1632-0-0x0000000000AA0000-0x0000000001000000-memory.dmp themida behavioral1/memory/1632-2-0x0000000000AA0000-0x0000000001000000-memory.dmp themida behavioral1/memory/1632-1-0x0000000000AA0000-0x0000000001000000-memory.dmp themida behavioral1/memory/1632-3-0x0000000000AA0000-0x0000000001000000-memory.dmp themida behavioral1/memory/1632-4-0x0000000000AA0000-0x0000000001000000-memory.dmp themida behavioral1/memory/1632-6-0x0000000000AA0000-0x0000000001000000-memory.dmp themida behavioral1/memory/1632-7-0x0000000000AA0000-0x0000000001000000-memory.dmp themida behavioral1/memory/1632-5-0x0000000000AA0000-0x0000000001000000-memory.dmp themida behavioral1/files/0x00080000000144c0-14.dat themida behavioral1/memory/1632-18-0x0000000004A80000-0x0000000004FE0000-memory.dmp themida behavioral1/memory/1632-19-0x0000000000AA0000-0x0000000001000000-memory.dmp themida behavioral1/memory/2684-21-0x0000000001370000-0x00000000018D0000-memory.dmp themida behavioral1/memory/2684-26-0x0000000001370000-0x00000000018D0000-memory.dmp themida behavioral1/memory/2684-27-0x0000000001370000-0x00000000018D0000-memory.dmp themida behavioral1/memory/2684-25-0x0000000001370000-0x00000000018D0000-memory.dmp themida behavioral1/memory/2684-24-0x0000000001370000-0x00000000018D0000-memory.dmp themida behavioral1/memory/2684-23-0x0000000001370000-0x00000000018D0000-memory.dmp themida behavioral1/memory/2684-22-0x0000000001370000-0x00000000018D0000-memory.dmp themida behavioral1/memory/2684-80-0x0000000001370000-0x00000000018D0000-memory.dmp themida behavioral1/files/0x0006000000015b6e-114.dat themida behavioral1/memory/804-124-0x00000000012B0000-0x0000000001941000-memory.dmp themida behavioral1/memory/804-128-0x00000000012B0000-0x0000000001941000-memory.dmp themida behavioral1/memory/804-126-0x00000000012B0000-0x0000000001941000-memory.dmp themida behavioral1/memory/804-127-0x00000000012B0000-0x0000000001941000-memory.dmp themida behavioral1/memory/2684-134-0x0000000001370000-0x00000000018D0000-memory.dmp themida behavioral1/memory/804-147-0x00000000012B0000-0x0000000001941000-memory.dmp themida -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Windows\CurrentVersion\Run\f3b0ba535c.exe = "C:\\Users\\Admin\\AppData\\Local\\Temp\\1000014001\\f3b0ba535c.exe" explorku.exe -
description ioc Process Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA 0dc81099a7d5ed3433254bd1db8f8deecc91af894890cff9577f72c25f49b281.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA explorku.exe Key value queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA f3b0ba535c.exe -
Suspicious use of NtSetInformationThreadHideFromDebugger 3 IoCs
pid Process 2444 explorku.exe 2120 amers.exe 2184 axplons.exe -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2684 set thread context of 2444 2684 explorku.exe 30 -
Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\Tasks\explorku.job 0dc81099a7d5ed3433254bd1db8f8deecc91af894890cff9577f72c25f49b281.exe File created C:\Windows\Tasks\axplons.job amers.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 2444 explorku.exe 2120 amers.exe 2184 axplons.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 1632 0dc81099a7d5ed3433254bd1db8f8deecc91af894890cff9577f72c25f49b281.exe 2120 amers.exe -
Suspicious use of WriteProcessMemory 29 IoCs
description pid Process procid_target PID 1632 wrote to memory of 2684 1632 0dc81099a7d5ed3433254bd1db8f8deecc91af894890cff9577f72c25f49b281.exe 28 PID 1632 wrote to memory of 2684 1632 0dc81099a7d5ed3433254bd1db8f8deecc91af894890cff9577f72c25f49b281.exe 28 PID 1632 wrote to memory of 2684 1632 0dc81099a7d5ed3433254bd1db8f8deecc91af894890cff9577f72c25f49b281.exe 28 PID 1632 wrote to memory of 2684 1632 0dc81099a7d5ed3433254bd1db8f8deecc91af894890cff9577f72c25f49b281.exe 28 PID 2684 wrote to memory of 2444 2684 explorku.exe 30 PID 2684 wrote to memory of 2444 2684 explorku.exe 30 PID 2684 wrote to memory of 2444 2684 explorku.exe 30 PID 2684 wrote to memory of 2444 2684 explorku.exe 30 PID 2684 wrote to memory of 2444 2684 explorku.exe 30 PID 2684 wrote to memory of 2444 2684 explorku.exe 30 PID 2684 wrote to memory of 2444 2684 explorku.exe 30 PID 2684 wrote to memory of 2444 2684 explorku.exe 30 PID 2684 wrote to memory of 2444 2684 explorku.exe 30 PID 2684 wrote to memory of 2444 2684 explorku.exe 30 PID 2684 wrote to memory of 2444 2684 explorku.exe 30 PID 2684 wrote to memory of 2444 2684 explorku.exe 30 PID 2684 wrote to memory of 2444 2684 explorku.exe 30 PID 2684 wrote to memory of 2120 2684 explorku.exe 31 PID 2684 wrote to memory of 2120 2684 explorku.exe 31 PID 2684 wrote to memory of 2120 2684 explorku.exe 31 PID 2684 wrote to memory of 2120 2684 explorku.exe 31 PID 2120 wrote to memory of 2184 2120 amers.exe 32 PID 2120 wrote to memory of 2184 2120 amers.exe 32 PID 2120 wrote to memory of 2184 2120 amers.exe 32 PID 2120 wrote to memory of 2184 2120 amers.exe 32 PID 2684 wrote to memory of 804 2684 explorku.exe 33 PID 2684 wrote to memory of 804 2684 explorku.exe 33 PID 2684 wrote to memory of 804 2684 explorku.exe 33 PID 2684 wrote to memory of 804 2684 explorku.exe 33
Processes
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C:\Users\Admin\AppData\Local\Temp\0dc81099a7d5ed3433254bd1db8f8deecc91af894890cff9577f72c25f49b281.exe"C:\Users\Admin\AppData\Local\Temp\0dc81099a7d5ed3433254bd1db8f8deecc91af894890cff9577f72c25f49b281.exe"1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Loads dropped DLL
- Checks whether UAC is enabled
- Drops file in Windows directory
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1632 -
C:\Users\Admin\AppData\Local\Temp\908f070dff\explorku.exe"C:\Users\Admin\AppData\Local\Temp\908f070dff\explorku.exe"2⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Loads dropped DLL
- Adds Run key to start application
- Checks whether UAC is enabled
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2684 -
C:\Users\Admin\AppData\Local\Temp\908f070dff\explorku.exe"C:\Users\Admin\AppData\Local\Temp\908f070dff\explorku.exe"3⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:2444
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C:\Users\Admin\AppData\Local\Temp\1000013001\amers.exe"C:\Users\Admin\AppData\Local\Temp\1000013001\amers.exe"3⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Identifies Wine through registry keys
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2120 -
C:\Users\Admin\AppData\Local\Temp\7af68cdb52\axplons.exe"C:\Users\Admin\AppData\Local\Temp\7af68cdb52\axplons.exe"4⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
PID:2184
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C:\Users\Admin\AppData\Local\Temp\1000014001\f3b0ba535c.exe"C:\Users\Admin\AppData\Local\Temp\1000014001\f3b0ba535c.exe"3⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Executes dropped EXE
- Checks whether UAC is enabled
PID:804
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
1.8MB
MD5ec04f77c1b0c8668633d8c5f7d56eafb
SHA117153e4876e678d6d8a4229658f19f806b7c5fba
SHA2565264db25838247b1d56747e7152690dbc27ee42ff91e85a15f56f5d889f13cd5
SHA512228833bff03c7f683fd5b47df6f13e83e10f99b5163c1c64c0b1bf2c5f1dc9f56ed5448a2e7ba455fa9eae539f1c6a0b1827f0598f454319a7ce2fa4660eb924
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Filesize
2.2MB
MD596d2a4238ec438de6c8e9ef6974c8c08
SHA1342b05f1bb21a9f80b0412ab1c73e5e7db991fc6
SHA256a5c7fa88ab71edd5e38930be978712ecc4f809e5461c8dcb9e36ea06a2ecc643
SHA512b4ab53e3c370aed1f9e079f84cd89e3f49addd25a0c540604a878f3c2119f9523ee721cead56aac5ba2da0ce65c3b6681f13bb3ea11e56d1fcec9320c30689de
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Filesize
1.8MB
MD5a63894cd5aceeab403385eb06e4fd6b0
SHA13e4df142ac5f08bc72ce5d5177b3130407a8b785
SHA2560dc81099a7d5ed3433254bd1db8f8deecc91af894890cff9577f72c25f49b281
SHA5122527822c56b492e3ded906dac902ad5f15b6a9ea859a5d90041ac6a6f33253980af1462268abc7d12683758cd66ac61d3a49f5eeb218cf827c730366307b122f