Analysis
-
max time kernel
61s -
max time network
126s -
platform
windows10-2004_x64 -
resource
win10v2004-20230221-en -
resource tags
arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system -
submitted
28-03-2023 11:25
Static task
static1
Behavioral task
behavioral1
Sample
4bd41065c00f9eca3b375a907a56bfe21193d12a463e8b5abf7cf3e553ec5bbe.exe
Resource
win10v2004-20230221-en
General
-
Target
4bd41065c00f9eca3b375a907a56bfe21193d12a463e8b5abf7cf3e553ec5bbe.exe
-
Size
698KB
-
MD5
246efc9e75588d2b61007fed7496e8df
-
SHA1
9d9c6534418e427c8a4b14b8a25dcef4a7a7f4f3
-
SHA256
4bd41065c00f9eca3b375a907a56bfe21193d12a463e8b5abf7cf3e553ec5bbe
-
SHA512
1439b82cdd8eee031f14be8944ed44450def10b4f889a0caa9cd8200a69b8a6f3743fbf2ceabd106465f6d4f44bc97af091b35049706b4d01e3a14ab5ce93331
-
SSDEEP
12288:TMr3y90VryLEbc+E8inz1og2v0L6gXGjiAxI9gavGKZNTU:syKeEb5EnZog2CpGjfI991ZNTU
Malware Config
Extracted
redline
rosn
176.113.115.145:4125
-
auth_value
050a19e1db4d0024b0f23b37dcf961f4
Extracted
redline
muse
176.113.115.145:4125
-
auth_value
b91988a63a24940038d9262827a5320c
Signatures
-
Processes:
pro0927.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection pro0927.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro0927.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro0927.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro0927.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro0927.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro0927.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
-
RedLine payload 19 IoCs
Processes:
resource yara_rule behavioral1/memory/5012-192-0x00000000049F0000-0x0000000004A2F000-memory.dmp family_redline behavioral1/memory/5012-193-0x00000000049F0000-0x0000000004A2F000-memory.dmp family_redline behavioral1/memory/5012-196-0x00000000049F0000-0x0000000004A2F000-memory.dmp family_redline behavioral1/memory/5012-199-0x00000000049F0000-0x0000000004A2F000-memory.dmp family_redline behavioral1/memory/5012-203-0x00000000049F0000-0x0000000004A2F000-memory.dmp family_redline behavioral1/memory/5012-198-0x00000000072D0000-0x00000000072E0000-memory.dmp family_redline behavioral1/memory/5012-205-0x00000000049F0000-0x0000000004A2F000-memory.dmp family_redline behavioral1/memory/5012-207-0x00000000049F0000-0x0000000004A2F000-memory.dmp family_redline behavioral1/memory/5012-209-0x00000000049F0000-0x0000000004A2F000-memory.dmp family_redline behavioral1/memory/5012-211-0x00000000049F0000-0x0000000004A2F000-memory.dmp family_redline behavioral1/memory/5012-213-0x00000000049F0000-0x0000000004A2F000-memory.dmp family_redline behavioral1/memory/5012-215-0x00000000049F0000-0x0000000004A2F000-memory.dmp family_redline behavioral1/memory/5012-217-0x00000000049F0000-0x0000000004A2F000-memory.dmp family_redline behavioral1/memory/5012-219-0x00000000049F0000-0x0000000004A2F000-memory.dmp family_redline behavioral1/memory/5012-221-0x00000000049F0000-0x0000000004A2F000-memory.dmp family_redline behavioral1/memory/5012-223-0x00000000049F0000-0x0000000004A2F000-memory.dmp family_redline behavioral1/memory/5012-227-0x00000000049F0000-0x0000000004A2F000-memory.dmp family_redline behavioral1/memory/5012-225-0x00000000049F0000-0x0000000004A2F000-memory.dmp family_redline behavioral1/memory/5012-229-0x00000000049F0000-0x0000000004A2F000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
Processes:
un955837.exepro0927.exequ1953.exesi257074.exepid process 4968 un955837.exe 3352 pro0927.exe 5012 qu1953.exe 3912 si257074.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
Processes:
pro0927.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features pro0927.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" pro0927.exe -
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
-
Adds Run key to start application 2 TTPs 4 IoCs
Processes:
4bd41065c00f9eca3b375a907a56bfe21193d12a463e8b5abf7cf3e553ec5bbe.exeun955837.exedescription ioc process 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\\\"" 4bd41065c00f9eca3b375a907a56bfe21193d12a463e8b5abf7cf3e553ec5bbe.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce un955837.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\\\"" un955837.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce 4bd41065c00f9eca3b375a907a56bfe21193d12a463e8b5abf7cf3e553ec5bbe.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Program crash 2 IoCs
Processes:
WerFault.exeWerFault.exepid pid_target process target process 4444 3352 WerFault.exe pro0927.exe 2592 5012 WerFault.exe qu1953.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
pro0927.exequ1953.exesi257074.exepid process 3352 pro0927.exe 3352 pro0927.exe 5012 qu1953.exe 5012 qu1953.exe 3912 si257074.exe 3912 si257074.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
pro0927.exequ1953.exesi257074.exedescription pid process Token: SeDebugPrivilege 3352 pro0927.exe Token: SeDebugPrivilege 5012 qu1953.exe Token: SeDebugPrivilege 3912 si257074.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
4bd41065c00f9eca3b375a907a56bfe21193d12a463e8b5abf7cf3e553ec5bbe.exeun955837.exedescription pid process target process PID 5068 wrote to memory of 4968 5068 4bd41065c00f9eca3b375a907a56bfe21193d12a463e8b5abf7cf3e553ec5bbe.exe un955837.exe PID 5068 wrote to memory of 4968 5068 4bd41065c00f9eca3b375a907a56bfe21193d12a463e8b5abf7cf3e553ec5bbe.exe un955837.exe PID 5068 wrote to memory of 4968 5068 4bd41065c00f9eca3b375a907a56bfe21193d12a463e8b5abf7cf3e553ec5bbe.exe un955837.exe PID 4968 wrote to memory of 3352 4968 un955837.exe pro0927.exe PID 4968 wrote to memory of 3352 4968 un955837.exe pro0927.exe PID 4968 wrote to memory of 3352 4968 un955837.exe pro0927.exe PID 4968 wrote to memory of 5012 4968 un955837.exe qu1953.exe PID 4968 wrote to memory of 5012 4968 un955837.exe qu1953.exe PID 4968 wrote to memory of 5012 4968 un955837.exe qu1953.exe PID 5068 wrote to memory of 3912 5068 4bd41065c00f9eca3b375a907a56bfe21193d12a463e8b5abf7cf3e553ec5bbe.exe si257074.exe PID 5068 wrote to memory of 3912 5068 4bd41065c00f9eca3b375a907a56bfe21193d12a463e8b5abf7cf3e553ec5bbe.exe si257074.exe PID 5068 wrote to memory of 3912 5068 4bd41065c00f9eca3b375a907a56bfe21193d12a463e8b5abf7cf3e553ec5bbe.exe si257074.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\4bd41065c00f9eca3b375a907a56bfe21193d12a463e8b5abf7cf3e553ec5bbe.exe"C:\Users\Admin\AppData\Local\Temp\4bd41065c00f9eca3b375a907a56bfe21193d12a463e8b5abf7cf3e553ec5bbe.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:5068 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un955837.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un955837.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4968 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro0927.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro0927.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3352 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3352 -s 10804⤵
- Program crash
PID:4444 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1953.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1953.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5012 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 5012 -s 17244⤵
- Program crash
PID:2592 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si257074.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si257074.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3912
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 3352 -ip 33521⤵PID:2908
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 5012 -ip 50121⤵PID:2672
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si257074.exeFilesize
175KB
MD5b09c96c83f736b44882a593fb12b9a11
SHA10d8d9c264fc10f9a26f7bfca09f2c406a4adf77f
SHA256ffb72412d863bb47e2770cf7fbd07b5604471bc342a97cf789f8bb66abcbc45e
SHA512a9e756276de0514298f082f99bb29904a76f1a7b957dc00b1402728ddbd3ca5898ad8335216a29492d55f409223be92d9123a3ba60ce97e9b08432be09346b7e
-
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si257074.exeFilesize
175KB
MD5b09c96c83f736b44882a593fb12b9a11
SHA10d8d9c264fc10f9a26f7bfca09f2c406a4adf77f
SHA256ffb72412d863bb47e2770cf7fbd07b5604471bc342a97cf789f8bb66abcbc45e
SHA512a9e756276de0514298f082f99bb29904a76f1a7b957dc00b1402728ddbd3ca5898ad8335216a29492d55f409223be92d9123a3ba60ce97e9b08432be09346b7e
-
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un955837.exeFilesize
556KB
MD560c852ba6facef3f305a863c642d2524
SHA14e7c60db9c269fe97ef73fa0c3430669cfdedcce
SHA256a58468ae91d3a0f34099db777ae163e198b0532ffade4c7bc3dd959a97cead63
SHA512e151b5e9c932a56602cbb4000be6d5c8d2401e37d92922ee59b44d5a12461ca9dd6b991868bb9e6ac2d7fe4ba0ddd2104dace8d9e379d5ae8bd9261cbbf2859a
-
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un955837.exeFilesize
556KB
MD560c852ba6facef3f305a863c642d2524
SHA14e7c60db9c269fe97ef73fa0c3430669cfdedcce
SHA256a58468ae91d3a0f34099db777ae163e198b0532ffade4c7bc3dd959a97cead63
SHA512e151b5e9c932a56602cbb4000be6d5c8d2401e37d92922ee59b44d5a12461ca9dd6b991868bb9e6ac2d7fe4ba0ddd2104dace8d9e379d5ae8bd9261cbbf2859a
-
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro0927.exeFilesize
347KB
MD58c25091f34d168103a4ffada29b6ed41
SHA16b16a049204ddaf35e264c88e0705ba6ae9b8350
SHA256855dca5ffbce484d8b5163e9d4eb7c2af3862e845c35462920ae06da748fd3be
SHA51247a955b5c6cde9bf89efa3d52ea28b9cffa888f745738a4de3dde897ce6b675c6d6a38697a147cafdb0e5b008578ecb83e8438097e905b51a5eaf90e8b90498f
-
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro0927.exeFilesize
347KB
MD58c25091f34d168103a4ffada29b6ed41
SHA16b16a049204ddaf35e264c88e0705ba6ae9b8350
SHA256855dca5ffbce484d8b5163e9d4eb7c2af3862e845c35462920ae06da748fd3be
SHA51247a955b5c6cde9bf89efa3d52ea28b9cffa888f745738a4de3dde897ce6b675c6d6a38697a147cafdb0e5b008578ecb83e8438097e905b51a5eaf90e8b90498f
-
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1953.exeFilesize
406KB
MD50f3121d555e9d6750f1a15cc26b6e0db
SHA1ea6cb405e3eb9380ba4371da9d071d442f06444a
SHA256ca90c320f3820195b65319a4c8b0b9868dc6d79ec80a4d47a7a4fa9417fe1411
SHA51275818ec0089c480480fe2b13ba8371c6ae8a5a3bac85f7fccc50c6eed8efd81f7d7e5387af5d3c7f6e51695eff5f6757ff214ce2a162ba0a4cd2f6c86936bd45
-
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu1953.exeFilesize
406KB
MD50f3121d555e9d6750f1a15cc26b6e0db
SHA1ea6cb405e3eb9380ba4371da9d071d442f06444a
SHA256ca90c320f3820195b65319a4c8b0b9868dc6d79ec80a4d47a7a4fa9417fe1411
SHA51275818ec0089c480480fe2b13ba8371c6ae8a5a3bac85f7fccc50c6eed8efd81f7d7e5387af5d3c7f6e51695eff5f6757ff214ce2a162ba0a4cd2f6c86936bd45
-
memory/3352-148-0x0000000002C60000-0x0000000002C8D000-memory.dmpFilesize
180KB
-
memory/3352-149-0x0000000007320000-0x00000000078C4000-memory.dmpFilesize
5.6MB
-
memory/3352-150-0x0000000004BF0000-0x0000000004C00000-memory.dmpFilesize
64KB
-
memory/3352-151-0x0000000004BF0000-0x0000000004C00000-memory.dmpFilesize
64KB
-
memory/3352-152-0x0000000004BF0000-0x0000000004C00000-memory.dmpFilesize
64KB
-
memory/3352-153-0x0000000004950000-0x0000000004962000-memory.dmpFilesize
72KB
-
memory/3352-154-0x0000000004950000-0x0000000004962000-memory.dmpFilesize
72KB
-
memory/3352-156-0x0000000004950000-0x0000000004962000-memory.dmpFilesize
72KB
-
memory/3352-158-0x0000000004950000-0x0000000004962000-memory.dmpFilesize
72KB
-
memory/3352-160-0x0000000004950000-0x0000000004962000-memory.dmpFilesize
72KB
-
memory/3352-162-0x0000000004950000-0x0000000004962000-memory.dmpFilesize
72KB
-
memory/3352-164-0x0000000004950000-0x0000000004962000-memory.dmpFilesize
72KB
-
memory/3352-166-0x0000000004950000-0x0000000004962000-memory.dmpFilesize
72KB
-
memory/3352-168-0x0000000004950000-0x0000000004962000-memory.dmpFilesize
72KB
-
memory/3352-170-0x0000000004950000-0x0000000004962000-memory.dmpFilesize
72KB
-
memory/3352-172-0x0000000004950000-0x0000000004962000-memory.dmpFilesize
72KB
-
memory/3352-174-0x0000000004950000-0x0000000004962000-memory.dmpFilesize
72KB
-
memory/3352-176-0x0000000004950000-0x0000000004962000-memory.dmpFilesize
72KB
-
memory/3352-178-0x0000000004950000-0x0000000004962000-memory.dmpFilesize
72KB
-
memory/3352-180-0x0000000004950000-0x0000000004962000-memory.dmpFilesize
72KB
-
memory/3352-181-0x0000000000400000-0x0000000002B84000-memory.dmpFilesize
39.5MB
-
memory/3352-182-0x0000000002C60000-0x0000000002C8D000-memory.dmpFilesize
180KB
-
memory/3352-183-0x0000000004BF0000-0x0000000004C00000-memory.dmpFilesize
64KB
-
memory/3352-184-0x0000000004BF0000-0x0000000004C00000-memory.dmpFilesize
64KB
-
memory/3352-185-0x0000000004BF0000-0x0000000004C00000-memory.dmpFilesize
64KB
-
memory/3352-187-0x0000000000400000-0x0000000002B84000-memory.dmpFilesize
39.5MB
-
memory/3912-1123-0x0000000000A70000-0x0000000000AA2000-memory.dmpFilesize
200KB
-
memory/3912-1124-0x0000000005670000-0x0000000005680000-memory.dmpFilesize
64KB
-
memory/5012-193-0x00000000049F0000-0x0000000004A2F000-memory.dmpFilesize
252KB
-
memory/5012-225-0x00000000049F0000-0x0000000004A2F000-memory.dmpFilesize
252KB
-
memory/5012-195-0x0000000002C70000-0x0000000002CBB000-memory.dmpFilesize
300KB
-
memory/5012-199-0x00000000049F0000-0x0000000004A2F000-memory.dmpFilesize
252KB
-
memory/5012-200-0x00000000072D0000-0x00000000072E0000-memory.dmpFilesize
64KB
-
memory/5012-203-0x00000000049F0000-0x0000000004A2F000-memory.dmpFilesize
252KB
-
memory/5012-202-0x00000000072D0000-0x00000000072E0000-memory.dmpFilesize
64KB
-
memory/5012-198-0x00000000072D0000-0x00000000072E0000-memory.dmpFilesize
64KB
-
memory/5012-205-0x00000000049F0000-0x0000000004A2F000-memory.dmpFilesize
252KB
-
memory/5012-207-0x00000000049F0000-0x0000000004A2F000-memory.dmpFilesize
252KB
-
memory/5012-209-0x00000000049F0000-0x0000000004A2F000-memory.dmpFilesize
252KB
-
memory/5012-211-0x00000000049F0000-0x0000000004A2F000-memory.dmpFilesize
252KB
-
memory/5012-213-0x00000000049F0000-0x0000000004A2F000-memory.dmpFilesize
252KB
-
memory/5012-215-0x00000000049F0000-0x0000000004A2F000-memory.dmpFilesize
252KB
-
memory/5012-217-0x00000000049F0000-0x0000000004A2F000-memory.dmpFilesize
252KB
-
memory/5012-219-0x00000000049F0000-0x0000000004A2F000-memory.dmpFilesize
252KB
-
memory/5012-221-0x00000000049F0000-0x0000000004A2F000-memory.dmpFilesize
252KB
-
memory/5012-223-0x00000000049F0000-0x0000000004A2F000-memory.dmpFilesize
252KB
-
memory/5012-227-0x00000000049F0000-0x0000000004A2F000-memory.dmpFilesize
252KB
-
memory/5012-196-0x00000000049F0000-0x0000000004A2F000-memory.dmpFilesize
252KB
-
memory/5012-229-0x00000000049F0000-0x0000000004A2F000-memory.dmpFilesize
252KB
-
memory/5012-1102-0x0000000007990000-0x0000000007FA8000-memory.dmpFilesize
6.1MB
-
memory/5012-1103-0x0000000007FB0000-0x00000000080BA000-memory.dmpFilesize
1.0MB
-
memory/5012-1104-0x00000000080C0000-0x00000000080D2000-memory.dmpFilesize
72KB
-
memory/5012-1105-0x0000000008120000-0x000000000815C000-memory.dmpFilesize
240KB
-
memory/5012-1106-0x00000000072D0000-0x00000000072E0000-memory.dmpFilesize
64KB
-
memory/5012-1108-0x00000000083D0000-0x0000000008462000-memory.dmpFilesize
584KB
-
memory/5012-1110-0x00000000072D0000-0x00000000072E0000-memory.dmpFilesize
64KB
-
memory/5012-1109-0x0000000008470000-0x00000000084D6000-memory.dmpFilesize
408KB
-
memory/5012-1111-0x00000000072D0000-0x00000000072E0000-memory.dmpFilesize
64KB
-
memory/5012-1112-0x00000000072D0000-0x00000000072E0000-memory.dmpFilesize
64KB
-
memory/5012-1113-0x0000000008BA0000-0x0000000008D62000-memory.dmpFilesize
1.8MB
-
memory/5012-1114-0x0000000008D70000-0x000000000929C000-memory.dmpFilesize
5.2MB
-
memory/5012-192-0x00000000049F0000-0x0000000004A2F000-memory.dmpFilesize
252KB
-
memory/5012-1115-0x0000000009520000-0x0000000009596000-memory.dmpFilesize
472KB
-
memory/5012-1116-0x00000000095A0000-0x00000000095F0000-memory.dmpFilesize
320KB
-
memory/5012-1117-0x00000000072D0000-0x00000000072E0000-memory.dmpFilesize
64KB