Analysis
-
max time kernel
99s -
max time network
129s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
03-04-2023 08:08
Static task
static1
Behavioral task
behavioral1
Sample
16829f9a7691102147e081355855d0bf214dd5d380b46613e10f171d7d032e59.exe
Resource
win10v2004-20230220-en
General
-
Target
16829f9a7691102147e081355855d0bf214dd5d380b46613e10f171d7d032e59.exe
-
Size
660KB
-
MD5
6e7f9fb7b7c2db271986e0a7f8c440c5
-
SHA1
352b0589bab18fa17ee5121c1d2d2e94970f4947
-
SHA256
16829f9a7691102147e081355855d0bf214dd5d380b46613e10f171d7d032e59
-
SHA512
8673644f95b78b728c048a3f041f3a6281bff77d731b2cf91f3e8ad9f462e24d3cd506d292c4b0aa4fa4998136a45a6cc00d3d4bb16b4e063dda0d00a7a0f7c6
-
SSDEEP
12288:vMrky90BpTovpopS9ZuIudtT5oVfPus03S2R6qPAmZ3QMDGFMby:zygTAlludtWhPz03zR6qPA6PDhby
Malware Config
Extracted
redline
rosn
176.113.115.145:4125
-
auth_value
050a19e1db4d0024b0f23b37dcf961f4
Extracted
redline
spora
176.113.115.145:4125
-
auth_value
441b39ab37774b2ca9931c31e1bc6071
Signatures
-
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection pro0137.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro0137.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro0137.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro0137.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro0137.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro0137.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
-
RedLine payload 18 IoCs
resource yara_rule behavioral1/memory/2784-191-0x0000000004AA0000-0x0000000004ADF000-memory.dmp family_redline behavioral1/memory/2784-190-0x0000000004AA0000-0x0000000004ADF000-memory.dmp family_redline behavioral1/memory/2784-193-0x0000000004AA0000-0x0000000004ADF000-memory.dmp family_redline behavioral1/memory/2784-195-0x0000000004AA0000-0x0000000004ADF000-memory.dmp family_redline behavioral1/memory/2784-199-0x0000000004AA0000-0x0000000004ADF000-memory.dmp family_redline behavioral1/memory/2784-197-0x0000000004AA0000-0x0000000004ADF000-memory.dmp family_redline behavioral1/memory/2784-203-0x0000000004AA0000-0x0000000004ADF000-memory.dmp family_redline behavioral1/memory/2784-207-0x0000000004AA0000-0x0000000004ADF000-memory.dmp family_redline behavioral1/memory/2784-209-0x0000000004AA0000-0x0000000004ADF000-memory.dmp family_redline behavioral1/memory/2784-211-0x0000000004AA0000-0x0000000004ADF000-memory.dmp family_redline behavioral1/memory/2784-213-0x0000000004AA0000-0x0000000004ADF000-memory.dmp family_redline behavioral1/memory/2784-215-0x0000000004AA0000-0x0000000004ADF000-memory.dmp family_redline behavioral1/memory/2784-217-0x0000000004AA0000-0x0000000004ADF000-memory.dmp family_redline behavioral1/memory/2784-219-0x0000000004AA0000-0x0000000004ADF000-memory.dmp family_redline behavioral1/memory/2784-221-0x0000000004AA0000-0x0000000004ADF000-memory.dmp family_redline behavioral1/memory/2784-223-0x0000000004AA0000-0x0000000004ADF000-memory.dmp family_redline behavioral1/memory/2784-225-0x0000000004AA0000-0x0000000004ADF000-memory.dmp family_redline behavioral1/memory/2784-227-0x0000000004AA0000-0x0000000004ADF000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
pid Process 2520 un103133.exe 1252 pro0137.exe 2784 qu4944.exe 4288 si885307.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features pro0137.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" pro0137.exe -
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
-
Adds Run key to start application 2 TTPs 4 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce un103133.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\\\"" un103133.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce 16829f9a7691102147e081355855d0bf214dd5d380b46613e10f171d7d032e59.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\\\"" 16829f9a7691102147e081355855d0bf214dd5d380b46613e10f171d7d032e59.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
pid pid_target Process procid_target 3108 1252 WerFault.exe 84 1448 2784 WerFault.exe 93 -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 1252 pro0137.exe 1252 pro0137.exe 2784 qu4944.exe 2784 qu4944.exe 4288 si885307.exe 4288 si885307.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 1252 pro0137.exe Token: SeDebugPrivilege 2784 qu4944.exe Token: SeDebugPrivilege 4288 si885307.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 2044 wrote to memory of 2520 2044 16829f9a7691102147e081355855d0bf214dd5d380b46613e10f171d7d032e59.exe 83 PID 2044 wrote to memory of 2520 2044 16829f9a7691102147e081355855d0bf214dd5d380b46613e10f171d7d032e59.exe 83 PID 2044 wrote to memory of 2520 2044 16829f9a7691102147e081355855d0bf214dd5d380b46613e10f171d7d032e59.exe 83 PID 2520 wrote to memory of 1252 2520 un103133.exe 84 PID 2520 wrote to memory of 1252 2520 un103133.exe 84 PID 2520 wrote to memory of 1252 2520 un103133.exe 84 PID 2520 wrote to memory of 2784 2520 un103133.exe 93 PID 2520 wrote to memory of 2784 2520 un103133.exe 93 PID 2520 wrote to memory of 2784 2520 un103133.exe 93 PID 2044 wrote to memory of 4288 2044 16829f9a7691102147e081355855d0bf214dd5d380b46613e10f171d7d032e59.exe 98 PID 2044 wrote to memory of 4288 2044 16829f9a7691102147e081355855d0bf214dd5d380b46613e10f171d7d032e59.exe 98 PID 2044 wrote to memory of 4288 2044 16829f9a7691102147e081355855d0bf214dd5d380b46613e10f171d7d032e59.exe 98
Processes
-
C:\Users\Admin\AppData\Local\Temp\16829f9a7691102147e081355855d0bf214dd5d380b46613e10f171d7d032e59.exe"C:\Users\Admin\AppData\Local\Temp\16829f9a7691102147e081355855d0bf214dd5d380b46613e10f171d7d032e59.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2044 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un103133.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un103133.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2520 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro0137.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro0137.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1252 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1252 -s 10844⤵
- Program crash
PID:3108
-
-
-
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu4944.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu4944.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2784 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2784 -s 13364⤵
- Program crash
PID:1448
-
-
-
-
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si885307.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si885307.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4288
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 1252 -ip 12521⤵PID:4604
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 2784 -ip 27841⤵PID:1416
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
176KB
MD5b995c9fa0c996ed9ccee748b6938186f
SHA1e4e42e4405f323a47b7f24a27b0a895f388e8d69
SHA256285bc53de3d065fb762361c318b2682a591887a0b103a0b854968b8121a57ed4
SHA512988f2b4f5a06e9556790addc9166f88df7fcd4a976e17f3bf8effe022047a1aa1217bd8c1ebf81448b22a734712380ef10e769aacc87e7b667a47e4c87bc9ab3
-
Filesize
176KB
MD5b995c9fa0c996ed9ccee748b6938186f
SHA1e4e42e4405f323a47b7f24a27b0a895f388e8d69
SHA256285bc53de3d065fb762361c318b2682a591887a0b103a0b854968b8121a57ed4
SHA512988f2b4f5a06e9556790addc9166f88df7fcd4a976e17f3bf8effe022047a1aa1217bd8c1ebf81448b22a734712380ef10e769aacc87e7b667a47e4c87bc9ab3
-
Filesize
518KB
MD534437512484d1214f6ff05162675edbe
SHA13dbab86c7ca61166c41597dee240ed356351e23d
SHA256a17010c35f9d5359245771e932b3f9dc2465fbdcb91e23f8d0ac6ea6886d836d
SHA512e0099f1923c64efe5552333e5b43496072e08048532ccb4c5da3dfde5fbd0ae552c47eb2ec2f31c2d9b17d49d1890b054554e1501ce00ffdb71ac1e158e90074
-
Filesize
518KB
MD534437512484d1214f6ff05162675edbe
SHA13dbab86c7ca61166c41597dee240ed356351e23d
SHA256a17010c35f9d5359245771e932b3f9dc2465fbdcb91e23f8d0ac6ea6886d836d
SHA512e0099f1923c64efe5552333e5b43496072e08048532ccb4c5da3dfde5fbd0ae552c47eb2ec2f31c2d9b17d49d1890b054554e1501ce00ffdb71ac1e158e90074
-
Filesize
276KB
MD51f92dd99e60768fbd87d47f6ff9ac299
SHA1e14b34454b6e036fa54ee1ec4438741631ea4275
SHA2561ae818d060672bc7b9f20efa6039798237843269a2d404734996495d11f4b68b
SHA512fffa6c88f06d8d70e0d0cf7b63088e3f516531ec9dffdb6b94ccba801d285ff606a4a3d6cc174bc879af6c4fb5e9ffd6a4dd0cdc85875b67d0d7defe2a01e269
-
Filesize
276KB
MD51f92dd99e60768fbd87d47f6ff9ac299
SHA1e14b34454b6e036fa54ee1ec4438741631ea4275
SHA2561ae818d060672bc7b9f20efa6039798237843269a2d404734996495d11f4b68b
SHA512fffa6c88f06d8d70e0d0cf7b63088e3f516531ec9dffdb6b94ccba801d285ff606a4a3d6cc174bc879af6c4fb5e9ffd6a4dd0cdc85875b67d0d7defe2a01e269
-
Filesize
295KB
MD5863bdadf4cbba23f203e1501998ed764
SHA153d32c0714b61d5c3cb5abab5b53c4220a8b4c0f
SHA256a8dca3dca3033655d4012683e253d0a900eecc5c5a4ce6031250f2d418f078da
SHA512d60816eb4b8126916b506cb4fc2e64ddbc678af01942c4a212713480d7d48c0d432ebcb991a3612ca50898d5e660a02dd55e274094cf39067d15081f9050f945
-
Filesize
295KB
MD5863bdadf4cbba23f203e1501998ed764
SHA153d32c0714b61d5c3cb5abab5b53c4220a8b4c0f
SHA256a8dca3dca3033655d4012683e253d0a900eecc5c5a4ce6031250f2d418f078da
SHA512d60816eb4b8126916b506cb4fc2e64ddbc678af01942c4a212713480d7d48c0d432ebcb991a3612ca50898d5e660a02dd55e274094cf39067d15081f9050f945