Analysis
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max time kernel
139s -
max time network
179s -
platform
windows10-2004_x64 -
resource
win10v2004-20231215-en -
resource tags
arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system -
submitted
26/12/2023, 19:30
Static task
static1
Behavioral task
behavioral1
Sample
889bf207239c7ca72cef49435416ced5.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
889bf207239c7ca72cef49435416ced5.exe
Resource
win10v2004-20231215-en
General
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Target
889bf207239c7ca72cef49435416ced5.exe
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Size
104KB
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MD5
889bf207239c7ca72cef49435416ced5
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SHA1
3017013682e447fee4c943854b9eba530b2bfbbf
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SHA256
79b36c9c7b9b61d2b709e2b9ef765d191b54b97d9fe217208c6cceed6fa1d5f1
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SHA512
ec25f51b34a63f4107d20f278238bb1dc70d7726cffb650063b7c3e69dbfaf43fa66dcae0d9c4e77c2d25823b7900dce2bd718fbe7c4bb3c403456fc718d113b
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SSDEEP
1536:nJEDcQBnD2ha1ZlKUw99Wyiyfiemb9H/OVhiJ8c0BpB54v1RATcORS1ZW:+LBnD2ha1aUQibN23tzI1qNRS
Malware Config
Extracted
xtremerat
franco1.no-ip.org
Signatures
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Detect XtremeRAT payload 5 IoCs
resource yara_rule behavioral2/memory/2916-5-0x0000000010000000-0x000000001004D000-memory.dmp family_xtremerat behavioral2/memory/2916-6-0x0000000010000000-0x000000001004D000-memory.dmp family_xtremerat behavioral2/memory/3692-7-0x0000000010000000-0x000000001004D000-memory.dmp family_xtremerat behavioral2/memory/2916-8-0x0000000010000000-0x000000001004D000-memory.dmp family_xtremerat behavioral2/memory/3692-9-0x0000000010000000-0x000000001004D000-memory.dmp family_xtremerat -
XtremeRAT
The XtremeRAT was developed by xtremecoder and has been available since at least 2010, and written in Delphi.
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resource yara_rule behavioral2/memory/2916-2-0x0000000010000000-0x000000001004D000-memory.dmp upx behavioral2/memory/2916-4-0x0000000010000000-0x000000001004D000-memory.dmp upx behavioral2/memory/2916-5-0x0000000010000000-0x000000001004D000-memory.dmp upx behavioral2/memory/2916-6-0x0000000010000000-0x000000001004D000-memory.dmp upx behavioral2/memory/3692-7-0x0000000010000000-0x000000001004D000-memory.dmp upx behavioral2/memory/2916-8-0x0000000010000000-0x000000001004D000-memory.dmp upx behavioral2/memory/3692-9-0x0000000010000000-0x000000001004D000-memory.dmp upx -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2652 set thread context of 2916 2652 889bf207239c7ca72cef49435416ced5.exe 93 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 2 IoCs
pid pid_target Process procid_target 3480 3692 WerFault.exe 94 5040 3692 WerFault.exe 94 -
Suspicious use of SetWindowsHookEx 1 IoCs
pid Process 2652 889bf207239c7ca72cef49435416ced5.exe -
Suspicious use of WriteProcessMemory 15 IoCs
description pid Process procid_target PID 2652 wrote to memory of 2916 2652 889bf207239c7ca72cef49435416ced5.exe 93 PID 2652 wrote to memory of 2916 2652 889bf207239c7ca72cef49435416ced5.exe 93 PID 2652 wrote to memory of 2916 2652 889bf207239c7ca72cef49435416ced5.exe 93 PID 2652 wrote to memory of 2916 2652 889bf207239c7ca72cef49435416ced5.exe 93 PID 2652 wrote to memory of 2916 2652 889bf207239c7ca72cef49435416ced5.exe 93 PID 2652 wrote to memory of 2916 2652 889bf207239c7ca72cef49435416ced5.exe 93 PID 2652 wrote to memory of 2916 2652 889bf207239c7ca72cef49435416ced5.exe 93 PID 2652 wrote to memory of 2916 2652 889bf207239c7ca72cef49435416ced5.exe 93 PID 2916 wrote to memory of 3692 2916 889bf207239c7ca72cef49435416ced5.EXE 94 PID 2916 wrote to memory of 3692 2916 889bf207239c7ca72cef49435416ced5.EXE 94 PID 2916 wrote to memory of 3692 2916 889bf207239c7ca72cef49435416ced5.EXE 94 PID 2916 wrote to memory of 3692 2916 889bf207239c7ca72cef49435416ced5.EXE 94 PID 2916 wrote to memory of 3992 2916 889bf207239c7ca72cef49435416ced5.EXE 95 PID 2916 wrote to memory of 3992 2916 889bf207239c7ca72cef49435416ced5.EXE 95 PID 2916 wrote to memory of 3992 2916 889bf207239c7ca72cef49435416ced5.EXE 95
Processes
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C:\Users\Admin\AppData\Local\Temp\889bf207239c7ca72cef49435416ced5.exe"C:\Users\Admin\AppData\Local\Temp\889bf207239c7ca72cef49435416ced5.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2652 -
C:\Users\Admin\AppData\Local\Temp\889bf207239c7ca72cef49435416ced5.EXE"C:\Users\Admin\AppData\Local\Temp\889bf207239c7ca72cef49435416ced5.EXE"2⤵
- Suspicious use of WriteProcessMemory
PID:2916 -
C:\Windows\SysWOW64\svchost.exesvchost.exe3⤵PID:3692
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3692 -s 4884⤵
- Program crash
PID:3480
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3692 -s 4964⤵
- Program crash
PID:5040
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"3⤵PID:3992
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 3692 -ip 36921⤵PID:1420
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 3692 -ip 36921⤵PID:3816