Analysis
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max time kernel
149s -
max time network
148s -
platform
windows10-2004_x64 -
resource
win10v2004-20231222-en -
resource tags
arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system -
submitted
27-01-2024 10:30
Static task
static1
Behavioral task
behavioral1
Sample
7a0080f5081553234ec23937aaefba4a.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
7a0080f5081553234ec23937aaefba4a.exe
Resource
win10v2004-20231222-en
General
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Target
7a0080f5081553234ec23937aaefba4a.exe
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Size
162KB
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MD5
7a0080f5081553234ec23937aaefba4a
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SHA1
43608e02dbd8dd6794946e1f819f44a596619a40
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SHA256
a1d39011fcaf1e58bc282a14fee661a10550157045cf5093014006c57a950e36
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SHA512
ad97a696410bb027109d9e21ae71b10a54c049d9ceaa1bf9cb3276ef03201dd333ed9a01d80eac43ccad20006538bce4fbbb100a186b280a7ac2dd21843f4075
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SSDEEP
3072:r6bK1vebWitItDgjb+Wd0nbFpcBLQYf19DcgkUb19DcgkUL:aaitce+1BpcBLQK
Malware Config
Extracted
xtremerat
franco1.no-ip.org
Signatures
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Detect XtremeRAT payload 9 IoCs
resource yara_rule behavioral2/memory/1680-10-0x0000000010000000-0x000000001004D000-memory.dmp family_xtremerat behavioral2/memory/1628-13-0x0000000010000000-0x000000001004D000-memory.dmp family_xtremerat behavioral2/memory/4084-12-0x0000000010000000-0x000000001004D000-memory.dmp family_xtremerat behavioral2/memory/4712-16-0x0000000010000000-0x000000001004D000-memory.dmp family_xtremerat behavioral2/memory/4712-17-0x0000000010000000-0x000000001004D000-memory.dmp family_xtremerat behavioral2/memory/1680-18-0x0000000010000000-0x000000001004D000-memory.dmp family_xtremerat behavioral2/memory/4084-19-0x0000000010000000-0x000000001004D000-memory.dmp family_xtremerat behavioral2/memory/1628-20-0x0000000010000000-0x000000001004D000-memory.dmp family_xtremerat behavioral2/memory/4712-21-0x0000000010000000-0x000000001004D000-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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Modifies Installed Components in the registry 2 TTPs 2 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Active Setup\Installed Components\{HJ737S4V-R4MY-2N6U-D5GE-V54BL408YPS5} 7a0080f5081553234ec23937aaefba4a.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{HJ737S4V-R4MY-2N6U-D5GE-V54BL408YPS5}\StubPath = "C:\\Windows\\InstallDir\\Server.exe restart" 7a0080f5081553234ec23937aaefba4a.exe -
resource yara_rule behavioral2/memory/4712-3-0x0000000010000000-0x000000001004D000-memory.dmp upx behavioral2/memory/4712-7-0x0000000010000000-0x000000001004D000-memory.dmp upx behavioral2/memory/1680-10-0x0000000010000000-0x000000001004D000-memory.dmp upx behavioral2/memory/1628-13-0x0000000010000000-0x000000001004D000-memory.dmp upx behavioral2/memory/4084-12-0x0000000010000000-0x000000001004D000-memory.dmp upx behavioral2/memory/4712-16-0x0000000010000000-0x000000001004D000-memory.dmp upx behavioral2/memory/4712-17-0x0000000010000000-0x000000001004D000-memory.dmp upx behavioral2/memory/1680-18-0x0000000010000000-0x000000001004D000-memory.dmp upx behavioral2/memory/4084-19-0x0000000010000000-0x000000001004D000-memory.dmp upx behavioral2/memory/1628-20-0x0000000010000000-0x000000001004D000-memory.dmp upx behavioral2/memory/4712-21-0x0000000010000000-0x000000001004D000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\microsoft = "C:\\Windows\\InstallDir\\Server.exe" 7a0080f5081553234ec23937aaefba4a.exe Set value (str) \REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\microsoft = "C:\\Windows\\InstallDir\\Server.exe" 7a0080f5081553234ec23937aaefba4a.exe -
Suspicious use of SetThreadContext 2 IoCs
description pid Process procid_target PID 3004 set thread context of 4712 3004 7a0080f5081553234ec23937aaefba4a.exe 86 PID 3004 set thread context of 1680 3004 7a0080f5081553234ec23937aaefba4a.exe 87 -
Drops file in Windows directory 3 IoCs
description ioc Process File opened for modification C:\Windows\InstallDir\ 7a0080f5081553234ec23937aaefba4a.exe File opened for modification C:\Windows\InstallDir\Server.exe 7a0080f5081553234ec23937aaefba4a.exe File created C:\Windows\InstallDir\Server.exe 7a0080f5081553234ec23937aaefba4a.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 4 IoCs
pid pid_target Process procid_target 2212 4084 WerFault.exe 89 3948 1628 WerFault.exe 88 4928 4084 WerFault.exe 89 4016 1628 WerFault.exe 88 -
Suspicious use of SetWindowsHookEx 2 IoCs
pid Process 3004 7a0080f5081553234ec23937aaefba4a.exe 4712 7a0080f5081553234ec23937aaefba4a.exe -
Suspicious use of WriteProcessMemory 27 IoCs
description pid Process procid_target PID 3004 wrote to memory of 4712 3004 7a0080f5081553234ec23937aaefba4a.exe 86 PID 3004 wrote to memory of 4712 3004 7a0080f5081553234ec23937aaefba4a.exe 86 PID 3004 wrote to memory of 4712 3004 7a0080f5081553234ec23937aaefba4a.exe 86 PID 3004 wrote to memory of 4712 3004 7a0080f5081553234ec23937aaefba4a.exe 86 PID 3004 wrote to memory of 4712 3004 7a0080f5081553234ec23937aaefba4a.exe 86 PID 3004 wrote to memory of 4712 3004 7a0080f5081553234ec23937aaefba4a.exe 86 PID 3004 wrote to memory of 4712 3004 7a0080f5081553234ec23937aaefba4a.exe 86 PID 3004 wrote to memory of 4712 3004 7a0080f5081553234ec23937aaefba4a.exe 86 PID 3004 wrote to memory of 1680 3004 7a0080f5081553234ec23937aaefba4a.exe 87 PID 3004 wrote to memory of 1680 3004 7a0080f5081553234ec23937aaefba4a.exe 87 PID 3004 wrote to memory of 1680 3004 7a0080f5081553234ec23937aaefba4a.exe 87 PID 3004 wrote to memory of 1680 3004 7a0080f5081553234ec23937aaefba4a.exe 87 PID 3004 wrote to memory of 1680 3004 7a0080f5081553234ec23937aaefba4a.exe 87 PID 3004 wrote to memory of 1680 3004 7a0080f5081553234ec23937aaefba4a.exe 87 PID 3004 wrote to memory of 1680 3004 7a0080f5081553234ec23937aaefba4a.exe 87 PID 3004 wrote to memory of 1680 3004 7a0080f5081553234ec23937aaefba4a.exe 87 PID 1680 wrote to memory of 1628 1680 7a0080f5081553234ec23937aaefba4a.exe 88 PID 1680 wrote to memory of 1628 1680 7a0080f5081553234ec23937aaefba4a.exe 88 PID 1680 wrote to memory of 1628 1680 7a0080f5081553234ec23937aaefba4a.exe 88 PID 4712 wrote to memory of 4084 4712 7a0080f5081553234ec23937aaefba4a.exe 89 PID 4712 wrote to memory of 4084 4712 7a0080f5081553234ec23937aaefba4a.exe 89 PID 4712 wrote to memory of 4084 4712 7a0080f5081553234ec23937aaefba4a.exe 89 PID 4712 wrote to memory of 4084 4712 7a0080f5081553234ec23937aaefba4a.exe 89 PID 1680 wrote to memory of 1628 1680 7a0080f5081553234ec23937aaefba4a.exe 88 PID 1680 wrote to memory of 532 1680 7a0080f5081553234ec23937aaefba4a.exe 91 PID 1680 wrote to memory of 532 1680 7a0080f5081553234ec23937aaefba4a.exe 91 PID 1680 wrote to memory of 532 1680 7a0080f5081553234ec23937aaefba4a.exe 91
Processes
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C:\Users\Admin\AppData\Local\Temp\7a0080f5081553234ec23937aaefba4a.exe"C:\Users\Admin\AppData\Local\Temp\7a0080f5081553234ec23937aaefba4a.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3004 -
C:\Users\Admin\AppData\Local\Temp\7a0080f5081553234ec23937aaefba4a.exe"C:\Users\Admin\AppData\Local\Temp\7a0080f5081553234ec23937aaefba4a.exe"2⤵
- Modifies Installed Components in the registry
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4712 -
C:\Windows\SysWOW64\svchost.exesvchost.exe3⤵PID:4084
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4084 -s 4804⤵
- Program crash
PID:2212
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4084 -s 4884⤵
- Program crash
PID:4928
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C:\Users\Admin\AppData\Local\Temp\7a0080f5081553234ec23937aaefba4a.exe"C:\Users\Admin\AppData\Local\Temp\7a0080f5081553234ec23937aaefba4a.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:1680 -
C:\Windows\SysWOW64\svchost.exesvchost.exe3⤵PID:1628
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1628 -s 4804⤵
- Program crash
PID:3948
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1628 -s 4884⤵
- Program crash
PID:4016
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"3⤵PID:532
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 1628 -ip 16281⤵PID:4404
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4084 -ip 40841⤵PID:2116
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 4084 -ip 40841⤵PID:216
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 496 -p 1628 -ip 16281⤵PID:3952