Analysis
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max time kernel
87s -
max time network
120s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
22/04/2023, 19:57
Static task
static1
General
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Target
82cc0a730bb8afd512445a9eebabcf476101372ebc691f39e4529496bdda172d.exe
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Size
695KB
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MD5
a29f1c74e74cc108eb8c410647c9ed53
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SHA1
06ac9bac4ed30dbe02296117e97ea0b87d904a8c
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SHA256
82cc0a730bb8afd512445a9eebabcf476101372ebc691f39e4529496bdda172d
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SHA512
3a8c479fb0032a457da0a79abb404af26150dbc8bf58e81a858d385e924b32064d1ee2d91163bc80a42b816b433cbb19e4afd2b83859bb1e4b6e575d5ba1701f
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SSDEEP
12288:Sy90EODNLLsV9iPeffPK/yLM5Jy4RGalV0zfXbbRg0:Sy/ORLs2Wf3KCOpYal0/RN
Malware Config
Signatures
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pr853909.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pr853909.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pr853909.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pr853909.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pr853909.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection pr853909.exe -
Executes dropped EXE 4 IoCs
pid Process 4112 un999308.exe 4816 pr853909.exe 3928 qu494826.exe 4712 si474026.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" pr853909.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features pr853909.exe -
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Adds Run key to start application 2 TTPs 4 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce 82cc0a730bb8afd512445a9eebabcf476101372ebc691f39e4529496bdda172d.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\"" 82cc0a730bb8afd512445a9eebabcf476101372ebc691f39e4529496bdda172d.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce un999308.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup1 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP001.TMP\\\"" un999308.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Program crash 2 IoCs
pid pid_target Process procid_target 4604 4816 WerFault.exe 84 4920 3928 WerFault.exe 92 -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 4816 pr853909.exe 4816 pr853909.exe 3928 qu494826.exe 3928 qu494826.exe 4712 si474026.exe 4712 si474026.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 4816 pr853909.exe Token: SeDebugPrivilege 3928 qu494826.exe Token: SeDebugPrivilege 4712 si474026.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 3744 wrote to memory of 4112 3744 82cc0a730bb8afd512445a9eebabcf476101372ebc691f39e4529496bdda172d.exe 83 PID 3744 wrote to memory of 4112 3744 82cc0a730bb8afd512445a9eebabcf476101372ebc691f39e4529496bdda172d.exe 83 PID 3744 wrote to memory of 4112 3744 82cc0a730bb8afd512445a9eebabcf476101372ebc691f39e4529496bdda172d.exe 83 PID 4112 wrote to memory of 4816 4112 un999308.exe 84 PID 4112 wrote to memory of 4816 4112 un999308.exe 84 PID 4112 wrote to memory of 4816 4112 un999308.exe 84 PID 4112 wrote to memory of 3928 4112 un999308.exe 92 PID 4112 wrote to memory of 3928 4112 un999308.exe 92 PID 4112 wrote to memory of 3928 4112 un999308.exe 92 PID 3744 wrote to memory of 4712 3744 82cc0a730bb8afd512445a9eebabcf476101372ebc691f39e4529496bdda172d.exe 95 PID 3744 wrote to memory of 4712 3744 82cc0a730bb8afd512445a9eebabcf476101372ebc691f39e4529496bdda172d.exe 95 PID 3744 wrote to memory of 4712 3744 82cc0a730bb8afd512445a9eebabcf476101372ebc691f39e4529496bdda172d.exe 95
Processes
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C:\Users\Admin\AppData\Local\Temp\82cc0a730bb8afd512445a9eebabcf476101372ebc691f39e4529496bdda172d.exe"C:\Users\Admin\AppData\Local\Temp\82cc0a730bb8afd512445a9eebabcf476101372ebc691f39e4529496bdda172d.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3744 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un999308.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un999308.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4112 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr853909.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pr853909.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4816 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4816 -s 10884⤵
- Program crash
PID:4604
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu494826.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu494826.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3928 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3928 -s 19004⤵
- Program crash
PID:4920
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si474026.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si474026.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4712
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 4816 -ip 48161⤵PID:4668
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 3928 -ip 39281⤵PID:4148
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
136KB
MD549650cdcdc358bb2770f0062abeef88c
SHA1d6f7ec7758e9a80700b81bc7a549838ba99aacac
SHA25679e2e1c24f6eb497a4c8071e93ce7ef130b28621b085a3b9ac89a4ecf1ec4e59
SHA5127ca1453671b64b79f2144bb994b7768cc2320ca5da52f2e6ce4d8906f79dae4698943508678bfe02d17f2a7d7910fc42b84c3b605f1e1cea257955e64d0e02e1
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Filesize
136KB
MD549650cdcdc358bb2770f0062abeef88c
SHA1d6f7ec7758e9a80700b81bc7a549838ba99aacac
SHA25679e2e1c24f6eb497a4c8071e93ce7ef130b28621b085a3b9ac89a4ecf1ec4e59
SHA5127ca1453671b64b79f2144bb994b7768cc2320ca5da52f2e6ce4d8906f79dae4698943508678bfe02d17f2a7d7910fc42b84c3b605f1e1cea257955e64d0e02e1
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Filesize
541KB
MD5feed8b0e70c5cfc33041d6a838047f2b
SHA19529caba12e575bf2fc3a5cb4da03468ab3a094a
SHA2563d5319d951682d7fc38ca37c00c1b3cce34dfd4e3e9ccfe81e50cca51f5ea5b2
SHA51202568aae880a4c50e8eecef897f91f0ac61acd2ccab42925f5fb1bec933b1f880257efb6dfda95c46f9882bfa4093fe68fe56677d1af9bee44fdb0e80859035e
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Filesize
541KB
MD5feed8b0e70c5cfc33041d6a838047f2b
SHA19529caba12e575bf2fc3a5cb4da03468ab3a094a
SHA2563d5319d951682d7fc38ca37c00c1b3cce34dfd4e3e9ccfe81e50cca51f5ea5b2
SHA51202568aae880a4c50e8eecef897f91f0ac61acd2ccab42925f5fb1bec933b1f880257efb6dfda95c46f9882bfa4093fe68fe56677d1af9bee44fdb0e80859035e
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Filesize
269KB
MD51ae896cfe40b8b50880b3cae8f41885f
SHA118a12f4312bdfb3f96aee93bcea6306b6cda6632
SHA2565d07651bdaba519fde29be61699f99441ad3f6a7912d5ca2e83f554406997078
SHA512cb06586b95041e67e50bf51fe316bbaef3653aefacd147b4a7726f25bd326e919b7c1f494345f7e7b4c08154dae3636d8ad90746b62f9ee0256f6ba62a906b0e
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Filesize
269KB
MD51ae896cfe40b8b50880b3cae8f41885f
SHA118a12f4312bdfb3f96aee93bcea6306b6cda6632
SHA2565d07651bdaba519fde29be61699f99441ad3f6a7912d5ca2e83f554406997078
SHA512cb06586b95041e67e50bf51fe316bbaef3653aefacd147b4a7726f25bd326e919b7c1f494345f7e7b4c08154dae3636d8ad90746b62f9ee0256f6ba62a906b0e
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Filesize
352KB
MD5d48a362dee7645385f61a1e19b3cc4f3
SHA171c03b356157e0bbc8ddbd5dbbbd7484e855b59d
SHA256ee7d9db8be4b4542e2074b9b076176650d00e5f4f9ee7aa94a2e3ea4ee22d158
SHA5122b11d048d5ef1744c343bc5e3c8ac18ba2b681655f456927db37d886575a2ffdaf67432a7d6a9ff654d20989c7f9df32078bb91076f0c4d6eba8da376a512ef7
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Filesize
352KB
MD5d48a362dee7645385f61a1e19b3cc4f3
SHA171c03b356157e0bbc8ddbd5dbbbd7484e855b59d
SHA256ee7d9db8be4b4542e2074b9b076176650d00e5f4f9ee7aa94a2e3ea4ee22d158
SHA5122b11d048d5ef1744c343bc5e3c8ac18ba2b681655f456927db37d886575a2ffdaf67432a7d6a9ff654d20989c7f9df32078bb91076f0c4d6eba8da376a512ef7