Analysis
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max time kernel
142s -
max time network
107s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
28-03-2023 02:51
Static task
static1
Behavioral task
behavioral1
Sample
4d988edd818bb4765cd50393bde074ff095558582c1ae0e3771f503a600da9c2.exe
Resource
win10v2004-20230220-en
General
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Target
4d988edd818bb4765cd50393bde074ff095558582c1ae0e3771f503a600da9c2.exe
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Size
689KB
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MD5
8273f7ab498317cc3969d4389bd98b19
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SHA1
5e21df4c5a044d6cdc22aab611a40d22ccd6bc21
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SHA256
4d988edd818bb4765cd50393bde074ff095558582c1ae0e3771f503a600da9c2
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SHA512
65861ed437ca9ff6a846177415a835f3fafa29b24c0847922412455d19cdd56d8d639859ce7293bca6fba22375b9a9d41828d68dce4deaff21906ea403435ae9
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SSDEEP
12288:OMrUy90Zb+cINo1cBVmyb65hLuVw8oaEwa9y/mJwvcFkqfigCMY7jiL8j:mya+cICSjGfancgmJwkkqagh8iIj
Malware Config
Extracted
redline
rosn
176.113.115.145:4125
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auth_value
050a19e1db4d0024b0f23b37dcf961f4
Extracted
redline
from
176.113.115.145:4125
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auth_value
8633e283485822a4a48f0a41d5397566
Signatures
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Processes:
pro3866.exedescription ioc process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro3866.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro3866.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection pro3866.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro3866.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro3866.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro3866.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 18 IoCs
Processes:
resource yara_rule behavioral1/memory/4260-192-0x00000000065E0000-0x000000000661F000-memory.dmp family_redline behavioral1/memory/4260-194-0x00000000065E0000-0x000000000661F000-memory.dmp family_redline behavioral1/memory/4260-197-0x00000000065E0000-0x000000000661F000-memory.dmp family_redline behavioral1/memory/4260-199-0x00000000065E0000-0x000000000661F000-memory.dmp family_redline behavioral1/memory/4260-201-0x00000000065E0000-0x000000000661F000-memory.dmp family_redline behavioral1/memory/4260-203-0x00000000065E0000-0x000000000661F000-memory.dmp family_redline behavioral1/memory/4260-205-0x00000000065E0000-0x000000000661F000-memory.dmp family_redline behavioral1/memory/4260-207-0x00000000065E0000-0x000000000661F000-memory.dmp family_redline behavioral1/memory/4260-209-0x00000000065E0000-0x000000000661F000-memory.dmp family_redline behavioral1/memory/4260-211-0x00000000065E0000-0x000000000661F000-memory.dmp family_redline behavioral1/memory/4260-213-0x00000000065E0000-0x000000000661F000-memory.dmp family_redline behavioral1/memory/4260-215-0x00000000065E0000-0x000000000661F000-memory.dmp family_redline behavioral1/memory/4260-217-0x00000000065E0000-0x000000000661F000-memory.dmp family_redline behavioral1/memory/4260-219-0x00000000065E0000-0x000000000661F000-memory.dmp family_redline behavioral1/memory/4260-221-0x00000000065E0000-0x000000000661F000-memory.dmp family_redline behavioral1/memory/4260-223-0x00000000065E0000-0x000000000661F000-memory.dmp family_redline behavioral1/memory/4260-225-0x00000000065E0000-0x000000000661F000-memory.dmp family_redline behavioral1/memory/4260-227-0x00000000065E0000-0x000000000661F000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
Processes:
un311180.exepro3866.exequ8318.exesi787463.exepid process 3324 un311180.exe 4028 pro3866.exe 4260 qu8318.exe 3760 si787463.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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Processes:
pro3866.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features pro3866.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" pro3866.exe -
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Adds Run key to start application 2 TTPs 4 IoCs
Processes:
4d988edd818bb4765cd50393bde074ff095558582c1ae0e3771f503a600da9c2.exeun311180.exedescription ioc process Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce 4d988edd818bb4765cd50393bde074ff095558582c1ae0e3771f503a600da9c2.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\\\"" 4d988edd818bb4765cd50393bde074ff095558582c1ae0e3771f503a600da9c2.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce un311180.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\\\"" un311180.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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Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
Processes:
sc.exepid process 1488 sc.exe -
Program crash 2 IoCs
Processes:
WerFault.exeWerFault.exepid pid_target process target process 1288 4028 WerFault.exe pro3866.exe 3956 4260 WerFault.exe qu8318.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
pro3866.exequ8318.exesi787463.exepid process 4028 pro3866.exe 4028 pro3866.exe 4260 qu8318.exe 4260 qu8318.exe 3760 si787463.exe 3760 si787463.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
pro3866.exequ8318.exesi787463.exedescription pid process Token: SeDebugPrivilege 4028 pro3866.exe Token: SeDebugPrivilege 4260 qu8318.exe Token: SeDebugPrivilege 3760 si787463.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
4d988edd818bb4765cd50393bde074ff095558582c1ae0e3771f503a600da9c2.exeun311180.exedescription pid process target process PID 3016 wrote to memory of 3324 3016 4d988edd818bb4765cd50393bde074ff095558582c1ae0e3771f503a600da9c2.exe un311180.exe PID 3016 wrote to memory of 3324 3016 4d988edd818bb4765cd50393bde074ff095558582c1ae0e3771f503a600da9c2.exe un311180.exe PID 3016 wrote to memory of 3324 3016 4d988edd818bb4765cd50393bde074ff095558582c1ae0e3771f503a600da9c2.exe un311180.exe PID 3324 wrote to memory of 4028 3324 un311180.exe pro3866.exe PID 3324 wrote to memory of 4028 3324 un311180.exe pro3866.exe PID 3324 wrote to memory of 4028 3324 un311180.exe pro3866.exe PID 3324 wrote to memory of 4260 3324 un311180.exe qu8318.exe PID 3324 wrote to memory of 4260 3324 un311180.exe qu8318.exe PID 3324 wrote to memory of 4260 3324 un311180.exe qu8318.exe PID 3016 wrote to memory of 3760 3016 4d988edd818bb4765cd50393bde074ff095558582c1ae0e3771f503a600da9c2.exe si787463.exe PID 3016 wrote to memory of 3760 3016 4d988edd818bb4765cd50393bde074ff095558582c1ae0e3771f503a600da9c2.exe si787463.exe PID 3016 wrote to memory of 3760 3016 4d988edd818bb4765cd50393bde074ff095558582c1ae0e3771f503a600da9c2.exe si787463.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\4d988edd818bb4765cd50393bde074ff095558582c1ae0e3771f503a600da9c2.exe"C:\Users\Admin\AppData\Local\Temp\4d988edd818bb4765cd50393bde074ff095558582c1ae0e3771f503a600da9c2.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3016 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un311180.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un311180.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3324 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro3866.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro3866.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4028 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4028 -s 10644⤵
- Program crash
PID:1288 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu8318.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu8318.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4260 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4260 -s 13444⤵
- Program crash
PID:3956 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si787463.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si787463.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3760
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 4028 -ip 40281⤵PID:3648
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 560 -p 4260 -ip 42601⤵PID:3528
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe start wuauserv1⤵
- Launches sc.exe
PID:1488
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
175KB
MD5518a183f7a4b11ee8c0f6332d6e11ce4
SHA11468e2823f4543af0f3793810f658216badfc3a6
SHA2566f8e0f1eb4df19f9ada7e636c14af84e636391db85f2c1b3847432b228d2b02a
SHA5122f2120cf612b9cc14996105880a0c3a04a79094420540ead49100bff23c40871404cceed697075de4605b0d821dd50b893ddb8ca7a3ef96d112c27e1490a6a4a
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Filesize
175KB
MD5518a183f7a4b11ee8c0f6332d6e11ce4
SHA11468e2823f4543af0f3793810f658216badfc3a6
SHA2566f8e0f1eb4df19f9ada7e636c14af84e636391db85f2c1b3847432b228d2b02a
SHA5122f2120cf612b9cc14996105880a0c3a04a79094420540ead49100bff23c40871404cceed697075de4605b0d821dd50b893ddb8ca7a3ef96d112c27e1490a6a4a
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Filesize
547KB
MD580f65b9746306ac2745335b3d8f73d56
SHA1cfd3026a70003b0f5c0408369960c3c127518898
SHA256eaf9e29b5152e26595208f343353ea682587a2857214010232f9932a9fe89a51
SHA51257619530839fb1630eb28325be14c31e2db44979debdcdd652ebdff0496a9e97f79244dc90ed00e5dfffdd72f894367f57a6d5ef80742cc8b6fbb9adb6677016
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Filesize
547KB
MD580f65b9746306ac2745335b3d8f73d56
SHA1cfd3026a70003b0f5c0408369960c3c127518898
SHA256eaf9e29b5152e26595208f343353ea682587a2857214010232f9932a9fe89a51
SHA51257619530839fb1630eb28325be14c31e2db44979debdcdd652ebdff0496a9e97f79244dc90ed00e5dfffdd72f894367f57a6d5ef80742cc8b6fbb9adb6677016
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Filesize
291KB
MD5d3ef92a5e9d00f119cb7eb8d287727a5
SHA1ffa4da680e361f2bbbc0c5fb21bdfdfa0c2c21eb
SHA256a813a9921be764d8c8ce694a5f3899274dce5992f05e2c47a7c7de24b24abb38
SHA51218b9dd883d6c5161dfa318d2021ec599a5d439ea3288eccce4730f90c6975d5e05c791789780e5f6dfe4d1fdc3b8c106b7b635bfae86ee350627232a8ebb0bce
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Filesize
291KB
MD5d3ef92a5e9d00f119cb7eb8d287727a5
SHA1ffa4da680e361f2bbbc0c5fb21bdfdfa0c2c21eb
SHA256a813a9921be764d8c8ce694a5f3899274dce5992f05e2c47a7c7de24b24abb38
SHA51218b9dd883d6c5161dfa318d2021ec599a5d439ea3288eccce4730f90c6975d5e05c791789780e5f6dfe4d1fdc3b8c106b7b635bfae86ee350627232a8ebb0bce
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Filesize
345KB
MD5bb9bb812862fb979b3a41f3f05bf2b4c
SHA1396c2d7fd53ebbd9100bd9140dc0039760fa858a
SHA256ed0d73fa3c5ec1e814b4553e6ceace2a9d50ac5517bbe81e6a4924f80dc98282
SHA512049cd3a414772adebc1741486c69f1e49b20428c59edb4020421524af890b475d2baccc84960e20547cf1d49142ea49d77dfffc3840e67971cef2c8d378673bf
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Filesize
345KB
MD5bb9bb812862fb979b3a41f3f05bf2b4c
SHA1396c2d7fd53ebbd9100bd9140dc0039760fa858a
SHA256ed0d73fa3c5ec1e814b4553e6ceace2a9d50ac5517bbe81e6a4924f80dc98282
SHA512049cd3a414772adebc1741486c69f1e49b20428c59edb4020421524af890b475d2baccc84960e20547cf1d49142ea49d77dfffc3840e67971cef2c8d378673bf