Analysis
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max time kernel
17s -
max time network
122s -
platform
windows7_x64 -
resource
win7-20240215-en -
resource tags
arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system -
submitted
02/05/2024, 23:01
Static task
static1
Behavioral task
behavioral1
Sample
6b75782992dea5e8423bc41abc78e137b27cc745eea92ffe92b1bca19f81066e.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
6b75782992dea5e8423bc41abc78e137b27cc745eea92ffe92b1bca19f81066e.exe
Resource
win10v2004-20240226-en
General
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Target
6b75782992dea5e8423bc41abc78e137b27cc745eea92ffe92b1bca19f81066e.exe
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Size
114KB
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MD5
54a0bdcdec2f94a5bed9807ceebac37c
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SHA1
786c8b86656fe8936ac6ea21c2b449d00e99af97
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SHA256
6b75782992dea5e8423bc41abc78e137b27cc745eea92ffe92b1bca19f81066e
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SHA512
e3bcc4e12988a38405eea817a29bf695daae4a7e98221df88b1f5d1efc828f4723bce41f8aeb3f8b5e8fb354b7823942b26e9a96d84b7a3646e531851a937bca
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SSDEEP
3072:HQC/yj5JO3MnfRG+Hu54Fx4xE8iOBDau8+fB8:wlj7cMnY+OEXVOBpc
Malware Config
Signatures
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UPX dump on OEP (original entry point) 9 IoCs
resource yara_rule behavioral1/memory/2984-0-0x0000000000400000-0x000000000041B000-memory.dmp UPX behavioral1/files/0x000b000000014323-13.dat UPX behavioral1/memory/2984-12-0x0000000000400000-0x000000000041B000-memory.dmp UPX behavioral1/memory/2652-19-0x0000000000400000-0x000000000041B000-memory.dmp UPX behavioral1/memory/2312-26-0x0000000000400000-0x000000000041B000-memory.dmp UPX behavioral1/memory/3028-33-0x0000000000400000-0x000000000041B000-memory.dmp UPX behavioral1/files/0x000c0000000146f8-29.dat UPX behavioral1/memory/2652-36-0x0000000000400000-0x000000000041B000-memory.dmp UPX behavioral1/memory/2312-37-0x0000000000400000-0x000000000041B000-memory.dmp UPX -
Executes dropped EXE 4 IoCs
pid Process 2652 MSWDM.EXE 2312 MSWDM.EXE 2548 6B75782992DEA5E8423BC41ABC78E137B27CC745EEA92FFE92B1BCA19F81066E.EXE 3028 MSWDM.EXE -
Loads dropped DLL 2 IoCs
pid Process 2652 MSWDM.EXE 2652 MSWDM.EXE -
Adds Run key to start application 2 TTPs 4 IoCs
description ioc Process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\WDM = "MSWDM.EXE" 6b75782992dea5e8423bc41abc78e137b27cc745eea92ffe92b1bca19f81066e.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunServices\WDM = "MSWDM.EXE" 6b75782992dea5e8423bc41abc78e137b27cc745eea92ffe92b1bca19f81066e.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\WDM = "MSWDM.EXE" MSWDM.EXE Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunServices\WDM = "MSWDM.EXE" MSWDM.EXE -
Drops file in Windows directory 3 IoCs
description ioc Process File created C:\WINDOWS\MSWDM.EXE 6b75782992dea5e8423bc41abc78e137b27cc745eea92ffe92b1bca19f81066e.exe File opened for modification C:\Windows\devAE9.tmp 6b75782992dea5e8423bc41abc78e137b27cc745eea92ffe92b1bca19f81066e.exe File opened for modification C:\Windows\devAE9.tmp MSWDM.EXE -
Suspicious behavior: EnumeratesProcesses 1 IoCs
pid Process 2652 MSWDM.EXE -
Suspicious use of WriteProcessMemory 16 IoCs
description pid Process procid_target PID 2984 wrote to memory of 2312 2984 6b75782992dea5e8423bc41abc78e137b27cc745eea92ffe92b1bca19f81066e.exe 28 PID 2984 wrote to memory of 2312 2984 6b75782992dea5e8423bc41abc78e137b27cc745eea92ffe92b1bca19f81066e.exe 28 PID 2984 wrote to memory of 2312 2984 6b75782992dea5e8423bc41abc78e137b27cc745eea92ffe92b1bca19f81066e.exe 28 PID 2984 wrote to memory of 2312 2984 6b75782992dea5e8423bc41abc78e137b27cc745eea92ffe92b1bca19f81066e.exe 28 PID 2984 wrote to memory of 2652 2984 6b75782992dea5e8423bc41abc78e137b27cc745eea92ffe92b1bca19f81066e.exe 29 PID 2984 wrote to memory of 2652 2984 6b75782992dea5e8423bc41abc78e137b27cc745eea92ffe92b1bca19f81066e.exe 29 PID 2984 wrote to memory of 2652 2984 6b75782992dea5e8423bc41abc78e137b27cc745eea92ffe92b1bca19f81066e.exe 29 PID 2984 wrote to memory of 2652 2984 6b75782992dea5e8423bc41abc78e137b27cc745eea92ffe92b1bca19f81066e.exe 29 PID 2652 wrote to memory of 2548 2652 MSWDM.EXE 30 PID 2652 wrote to memory of 2548 2652 MSWDM.EXE 30 PID 2652 wrote to memory of 2548 2652 MSWDM.EXE 30 PID 2652 wrote to memory of 2548 2652 MSWDM.EXE 30 PID 2652 wrote to memory of 3028 2652 MSWDM.EXE 32 PID 2652 wrote to memory of 3028 2652 MSWDM.EXE 32 PID 2652 wrote to memory of 3028 2652 MSWDM.EXE 32 PID 2652 wrote to memory of 3028 2652 MSWDM.EXE 32
Processes
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C:\Users\Admin\AppData\Local\Temp\6b75782992dea5e8423bc41abc78e137b27cc745eea92ffe92b1bca19f81066e.exe"C:\Users\Admin\AppData\Local\Temp\6b75782992dea5e8423bc41abc78e137b27cc745eea92ffe92b1bca19f81066e.exe"1⤵
- Adds Run key to start application
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:2984 -
C:\WINDOWS\MSWDM.EXE"C:\WINDOWS\MSWDM.EXE"2⤵
- Executes dropped EXE
- Adds Run key to start application
PID:2312
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C:\WINDOWS\MSWDM.EXE-r!C:\Windows\devAE9.tmp!C:\Users\Admin\AppData\Local\Temp\6b75782992dea5e8423bc41abc78e137b27cc745eea92ffe92b1bca19f81066e.exe! !2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2652 -
C:\Users\Admin\AppData\Local\Temp\6B75782992DEA5E8423BC41ABC78E137B27CC745EEA92FFE92B1BCA19F81066E.EXE
- Executes dropped EXE
PID:2548
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C:\WINDOWS\MSWDM.EXE-e!C:\Windows\devAE9.tmp!C:\Users\Admin\AppData\Local\Temp\6B75782992DEA5E8423BC41ABC78E137B27CC745EEA92FFE92B1BCA19F81066E.EXE!3⤵
- Executes dropped EXE
- Drops file in Windows directory
PID:3028
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Temp\6B75782992DEA5E8423BC41ABC78E137B27CC745EEA92FFE92B1BCA19F81066E.EXE
Filesize114KB
MD57758263189977a9b73c53c4350a10583
SHA175bd66600a8795f383ffbe51b10782a58cfbd129
SHA2569b7a8753ee6d680643647d579ba1ec66025414a01aecae28e24a0d9beb5261cd
SHA5122dca4e6d960862f8ddf5cb5b522b6aca7f598cd4bf319e7fdfe89abd7c9a0f81ca58557c1b6190e84e8db45ba5d9b6291aa960d10d049f86557fb54e63e4901d
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Filesize
80KB
MD5b8c9ebcf6ee98708c25e20ff877c864b
SHA16968840eadc3376cd0243afabdbf111dd45302b0
SHA256f1f296d62b677016042de988c677a890ae14806ac4c37ec102ac90fd77338898
SHA5122a983bac3c82b78d9b9a94bbdf27cd07265b9c311a82521a8a2b379382bef08bec5b6acda8e67c65046ba4ffbb0c5cd9e2803b138efb43be2a2cb1a1ea14cdbc
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\Users\Admin\AppData\Local\Temp\6b75782992dea5e8423bc41abc78e137b27cc745eea92ffe92b1bca19f81066e.exe
Filesize34KB
MD5f521965bf3c3f38dc3df43f0df339e95
SHA15ab377d59cb07f5d21fbe20418a4e0c9991ed570
SHA256893c8af4fb2456a681b4c8106735323073cbcc7494353a8f0d4b087a4469d2f0
SHA512c02c0593bc17c163a64d179877a47ed7896b1df719caa957c4586d00a42ce3cfbe46355a21a855290e5b5eb0b8566a70a9a35edf7e7ae6deec77f56501cdbdc2