Analysis
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max time kernel
79s -
max time network
125s -
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 08:47
Static task
static1
Behavioral task
behavioral1
Sample
310e157d0c4d469e10b204f1cbe4e31c4936eec22dde93ea17962765c9a8c85b.exe
Resource
win10v2004-20230220-en
General
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Target
310e157d0c4d469e10b204f1cbe4e31c4936eec22dde93ea17962765c9a8c85b.exe
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Size
684KB
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MD5
017fda651cf5c955a0de8afaef7266ec
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SHA1
35e272f0ab16c52b42ebb1115c738e36347a04d1
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SHA256
310e157d0c4d469e10b204f1cbe4e31c4936eec22dde93ea17962765c9a8c85b
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SHA512
ffd04bbea6040a0214f2ff4a653d0194302c3c1cf705df88d7e379cbaa1a77d4f18abd38b927e6cec660ee6f826027abf5e18c8a9768b86eb8b958d02ef68d3b
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SSDEEP
12288:eMr8y90NkUeUKnq05APQmhj2s705t59KyYnYQcPuWU56myL3JXyiz:+y/UKqf2L9KyYnUuWLmyLd
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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description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection pro6053.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro6053.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro6053.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro6053.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro6053.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro6053.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 18 IoCs
resource yara_rule behavioral1/memory/1948-194-0x0000000007170000-0x00000000071AF000-memory.dmp family_redline behavioral1/memory/1948-192-0x0000000007170000-0x00000000071AF000-memory.dmp family_redline behavioral1/memory/1948-198-0x0000000007170000-0x00000000071AF000-memory.dmp family_redline behavioral1/memory/1948-200-0x0000000007170000-0x00000000071AF000-memory.dmp family_redline behavioral1/memory/1948-202-0x0000000007170000-0x00000000071AF000-memory.dmp family_redline behavioral1/memory/1948-204-0x0000000007170000-0x00000000071AF000-memory.dmp family_redline behavioral1/memory/1948-206-0x0000000007170000-0x00000000071AF000-memory.dmp family_redline behavioral1/memory/1948-208-0x0000000007170000-0x00000000071AF000-memory.dmp family_redline behavioral1/memory/1948-210-0x0000000007170000-0x00000000071AF000-memory.dmp family_redline behavioral1/memory/1948-212-0x0000000007170000-0x00000000071AF000-memory.dmp family_redline behavioral1/memory/1948-214-0x0000000007170000-0x00000000071AF000-memory.dmp family_redline behavioral1/memory/1948-216-0x0000000007170000-0x00000000071AF000-memory.dmp family_redline behavioral1/memory/1948-218-0x0000000007170000-0x00000000071AF000-memory.dmp family_redline behavioral1/memory/1948-220-0x0000000007170000-0x00000000071AF000-memory.dmp family_redline behavioral1/memory/1948-222-0x0000000007170000-0x00000000071AF000-memory.dmp family_redline behavioral1/memory/1948-224-0x0000000007170000-0x00000000071AF000-memory.dmp family_redline behavioral1/memory/1948-226-0x0000000007170000-0x00000000071AF000-memory.dmp family_redline behavioral1/memory/1948-228-0x0000000007170000-0x00000000071AF000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
pid Process 2920 un078861.exe 1456 pro6053.exe 1948 qu4682.exe 4628 si236819.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 Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features pro6053.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" pro6053.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 310e157d0c4d469e10b204f1cbe4e31c4936eec22dde93ea17962765c9a8c85b.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\\\"" 310e157d0c4d469e10b204f1cbe4e31c4936eec22dde93ea17962765c9a8c85b.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce un078861.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\\\"" un078861.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 3932 1456 WerFault.exe 86 3868 1948 WerFault.exe 93 -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 1456 pro6053.exe 1456 pro6053.exe 1948 qu4682.exe 1948 qu4682.exe 4628 si236819.exe 4628 si236819.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 1456 pro6053.exe Token: SeDebugPrivilege 1948 qu4682.exe Token: SeDebugPrivilege 4628 si236819.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 436 wrote to memory of 2920 436 310e157d0c4d469e10b204f1cbe4e31c4936eec22dde93ea17962765c9a8c85b.exe 85 PID 436 wrote to memory of 2920 436 310e157d0c4d469e10b204f1cbe4e31c4936eec22dde93ea17962765c9a8c85b.exe 85 PID 436 wrote to memory of 2920 436 310e157d0c4d469e10b204f1cbe4e31c4936eec22dde93ea17962765c9a8c85b.exe 85 PID 2920 wrote to memory of 1456 2920 un078861.exe 86 PID 2920 wrote to memory of 1456 2920 un078861.exe 86 PID 2920 wrote to memory of 1456 2920 un078861.exe 86 PID 2920 wrote to memory of 1948 2920 un078861.exe 93 PID 2920 wrote to memory of 1948 2920 un078861.exe 93 PID 2920 wrote to memory of 1948 2920 un078861.exe 93 PID 436 wrote to memory of 4628 436 310e157d0c4d469e10b204f1cbe4e31c4936eec22dde93ea17962765c9a8c85b.exe 99 PID 436 wrote to memory of 4628 436 310e157d0c4d469e10b204f1cbe4e31c4936eec22dde93ea17962765c9a8c85b.exe 99 PID 436 wrote to memory of 4628 436 310e157d0c4d469e10b204f1cbe4e31c4936eec22dde93ea17962765c9a8c85b.exe 99
Processes
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C:\Users\Admin\AppData\Local\Temp\310e157d0c4d469e10b204f1cbe4e31c4936eec22dde93ea17962765c9a8c85b.exe"C:\Users\Admin\AppData\Local\Temp\310e157d0c4d469e10b204f1cbe4e31c4936eec22dde93ea17962765c9a8c85b.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:436 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un078861.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un078861.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2920 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro6053.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro6053.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1456 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1456 -s 10804⤵
- Program crash
PID:3932
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu4682.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu4682.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1948 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1948 -s 13404⤵
- Program crash
PID:3868
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si236819.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si236819.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4628
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 1456 -ip 14561⤵PID:2996
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 1948 -ip 19481⤵PID:2272
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
175KB
MD5d71def4979a974edac0c6e5fef8b4aa8
SHA12260981907611bf986b1ec43e677b014391fb202
SHA256d0d4e8b74ec2ad2baeebfb8909ffbb02c6be8f2538a8135d10658017852b2928
SHA512ab525500e6c5c056f2a4d8046c8273407755e3993b9a274899db2df65eb67268c230599f6c96165174937e31fa35c03d3156a7cdb6890a305a774b0c5845c57b
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Filesize
175KB
MD5d71def4979a974edac0c6e5fef8b4aa8
SHA12260981907611bf986b1ec43e677b014391fb202
SHA256d0d4e8b74ec2ad2baeebfb8909ffbb02c6be8f2538a8135d10658017852b2928
SHA512ab525500e6c5c056f2a4d8046c8273407755e3993b9a274899db2df65eb67268c230599f6c96165174937e31fa35c03d3156a7cdb6890a305a774b0c5845c57b
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Filesize
542KB
MD5ade1309cf870cbe7dea08525b36d7ac0
SHA1e324a8e7ee9b8ea0746a3c546ce061bf5236e9e3
SHA2567fcc7267a51ad0ce4d6330e4e6f4d524655d8be3a573a1a979d4d407728fed54
SHA51250dbbb123a637645b324cd8262bc16a012038c8d2786d36dec5fb84976be6dbaf18c45ad401cf02bbc1585cf0d55d03f96a6d1c867627a8aa8eff17eb24a1ede
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Filesize
542KB
MD5ade1309cf870cbe7dea08525b36d7ac0
SHA1e324a8e7ee9b8ea0746a3c546ce061bf5236e9e3
SHA2567fcc7267a51ad0ce4d6330e4e6f4d524655d8be3a573a1a979d4d407728fed54
SHA51250dbbb123a637645b324cd8262bc16a012038c8d2786d36dec5fb84976be6dbaf18c45ad401cf02bbc1585cf0d55d03f96a6d1c867627a8aa8eff17eb24a1ede
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Filesize
321KB
MD5984506bb8918e09f9bec022bd69b2de5
SHA1bb2bec6899d610c04b47f752311b0320eb343f75
SHA2564d4cc48ff8f4c5aac3e403ad7db8cc3a854db37dde50579403c1ee1e32e60835
SHA512e3f5cc0ce06fafcce618a29a460cb61f7fcdc052b336171ca84c3ef107c92fcc8fe613c30d733037d1be3864b28a7e98c7f0c1f6420dd3d2539dfd932c49d084
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Filesize
321KB
MD5984506bb8918e09f9bec022bd69b2de5
SHA1bb2bec6899d610c04b47f752311b0320eb343f75
SHA2564d4cc48ff8f4c5aac3e403ad7db8cc3a854db37dde50579403c1ee1e32e60835
SHA512e3f5cc0ce06fafcce618a29a460cb61f7fcdc052b336171ca84c3ef107c92fcc8fe613c30d733037d1be3864b28a7e98c7f0c1f6420dd3d2539dfd932c49d084
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Filesize
380KB
MD5591b95c4683ca50938eb4a290dd4fa01
SHA116bd2f2dfa3386f00a889865b583a50bab6b865d
SHA256002709f7647fe99b800850f5223b30e679b9b92a8159cb88ab0b5e0222666bf5
SHA512d9cdea3cfdceab7972993e553d07b104b5a21d3832654dbcd930c9a959199631a0cfe77eeaee436d69afa2c6bba6b98b5006c91f454fe481c801d38fee21469c
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Filesize
380KB
MD5591b95c4683ca50938eb4a290dd4fa01
SHA116bd2f2dfa3386f00a889865b583a50bab6b865d
SHA256002709f7647fe99b800850f5223b30e679b9b92a8159cb88ab0b5e0222666bf5
SHA512d9cdea3cfdceab7972993e553d07b104b5a21d3832654dbcd930c9a959199631a0cfe77eeaee436d69afa2c6bba6b98b5006c91f454fe481c801d38fee21469c