Analysis
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max time kernel
56s -
max time network
69s -
platform
windows10-1703_x64 -
resource
win10-20230220-en -
resource tags
arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system -
submitted
27-03-2023 22:30
Static task
static1
Behavioral task
behavioral1
Sample
92bfb93d33bd04592b497463f01720131d6ba3359f7a4eff0eaf39449783a159.exe
Resource
win10-20230220-en
General
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Target
92bfb93d33bd04592b497463f01720131d6ba3359f7a4eff0eaf39449783a159.exe
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Size
699KB
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MD5
b522ef555d453dd30e677ce7260d1b29
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SHA1
01985586771d4540727c0afddb5974956a01b491
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SHA256
92bfb93d33bd04592b497463f01720131d6ba3359f7a4eff0eaf39449783a159
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SHA512
e8df93a92105ff5eace35fb674ebdbd2683dfb9d0e61cde7166d5563791fbe13a0f9c10fc2e28e01a7fe5cb7cc6f5885a7c0f890b3cc9c7d920456f95abf603e
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SSDEEP
12288:uMrJy90hxYEwtqipxvOQOE/Gm3NNhunA2H1Z5Mj7sfOXA1ZFH:fyCx2XpFOW/GENSA2VbMHsuCn
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 Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro8951.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro8951.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro8951.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro8951.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro8951.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 20 IoCs
resource yara_rule behavioral1/memory/1000-178-0x00000000024D0000-0x0000000002516000-memory.dmp family_redline behavioral1/memory/1000-179-0x0000000002550000-0x0000000002594000-memory.dmp family_redline behavioral1/memory/1000-184-0x0000000002550000-0x000000000258F000-memory.dmp family_redline behavioral1/memory/1000-185-0x0000000002550000-0x000000000258F000-memory.dmp family_redline behavioral1/memory/1000-187-0x0000000002550000-0x000000000258F000-memory.dmp family_redline behavioral1/memory/1000-191-0x0000000002550000-0x000000000258F000-memory.dmp family_redline behavioral1/memory/1000-189-0x0000000002550000-0x000000000258F000-memory.dmp family_redline behavioral1/memory/1000-193-0x0000000002550000-0x000000000258F000-memory.dmp family_redline behavioral1/memory/1000-195-0x0000000002550000-0x000000000258F000-memory.dmp family_redline behavioral1/memory/1000-197-0x0000000002550000-0x000000000258F000-memory.dmp family_redline behavioral1/memory/1000-199-0x0000000002550000-0x000000000258F000-memory.dmp family_redline behavioral1/memory/1000-201-0x0000000002550000-0x000000000258F000-memory.dmp family_redline behavioral1/memory/1000-203-0x0000000002550000-0x000000000258F000-memory.dmp family_redline behavioral1/memory/1000-205-0x0000000002550000-0x000000000258F000-memory.dmp family_redline behavioral1/memory/1000-207-0x0000000002550000-0x000000000258F000-memory.dmp family_redline behavioral1/memory/1000-209-0x0000000002550000-0x000000000258F000-memory.dmp family_redline behavioral1/memory/1000-211-0x0000000002550000-0x000000000258F000-memory.dmp family_redline behavioral1/memory/1000-213-0x0000000002550000-0x000000000258F000-memory.dmp family_redline behavioral1/memory/1000-215-0x0000000002550000-0x000000000258F000-memory.dmp family_redline behavioral1/memory/1000-217-0x0000000002550000-0x000000000258F000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
pid Process 1600 un072789.exe 1860 pro8951.exe 1000 qu2044.exe 4644 si886222.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 pro8951.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" pro8951.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 92bfb93d33bd04592b497463f01720131d6ba3359f7a4eff0eaf39449783a159.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\\\"" 92bfb93d33bd04592b497463f01720131d6ba3359f7a4eff0eaf39449783a159.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce un072789.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\\\"" un072789.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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Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 1860 pro8951.exe 1860 pro8951.exe 1000 qu2044.exe 1000 qu2044.exe 4644 si886222.exe 4644 si886222.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 1860 pro8951.exe Token: SeDebugPrivilege 1000 qu2044.exe Token: SeDebugPrivilege 4644 si886222.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 1444 wrote to memory of 1600 1444 92bfb93d33bd04592b497463f01720131d6ba3359f7a4eff0eaf39449783a159.exe 66 PID 1444 wrote to memory of 1600 1444 92bfb93d33bd04592b497463f01720131d6ba3359f7a4eff0eaf39449783a159.exe 66 PID 1444 wrote to memory of 1600 1444 92bfb93d33bd04592b497463f01720131d6ba3359f7a4eff0eaf39449783a159.exe 66 PID 1600 wrote to memory of 1860 1600 un072789.exe 67 PID 1600 wrote to memory of 1860 1600 un072789.exe 67 PID 1600 wrote to memory of 1860 1600 un072789.exe 67 PID 1600 wrote to memory of 1000 1600 un072789.exe 68 PID 1600 wrote to memory of 1000 1600 un072789.exe 68 PID 1600 wrote to memory of 1000 1600 un072789.exe 68 PID 1444 wrote to memory of 4644 1444 92bfb93d33bd04592b497463f01720131d6ba3359f7a4eff0eaf39449783a159.exe 70 PID 1444 wrote to memory of 4644 1444 92bfb93d33bd04592b497463f01720131d6ba3359f7a4eff0eaf39449783a159.exe 70 PID 1444 wrote to memory of 4644 1444 92bfb93d33bd04592b497463f01720131d6ba3359f7a4eff0eaf39449783a159.exe 70
Processes
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C:\Users\Admin\AppData\Local\Temp\92bfb93d33bd04592b497463f01720131d6ba3359f7a4eff0eaf39449783a159.exe"C:\Users\Admin\AppData\Local\Temp\92bfb93d33bd04592b497463f01720131d6ba3359f7a4eff0eaf39449783a159.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1444 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un072789.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un072789.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1600 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro8951.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro8951.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1860
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu2044.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu2044.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1000
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si886222.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si886222.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4644
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
175KB
MD53c20202628b76521b1b1036ec4f6a337
SHA12c7fe3225a8b372aff4a755294e4dc70401cbaaf
SHA2564d8c2878e9c36463e2c072d32893a52f239632b44881f4996bb5e0285f610ab7
SHA5123a842c0c5ca0fc087a8fc049e61d8c3e5de5328f86a17eeecce6dda0ef887febab56e4dd927cc68635cb220b16bb23b06244b55797f89fc9a6b22b39ef3f5ef9
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Filesize
175KB
MD53c20202628b76521b1b1036ec4f6a337
SHA12c7fe3225a8b372aff4a755294e4dc70401cbaaf
SHA2564d8c2878e9c36463e2c072d32893a52f239632b44881f4996bb5e0285f610ab7
SHA5123a842c0c5ca0fc087a8fc049e61d8c3e5de5328f86a17eeecce6dda0ef887febab56e4dd927cc68635cb220b16bb23b06244b55797f89fc9a6b22b39ef3f5ef9
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Filesize
558KB
MD5fd63af94e93beeda6df4262b704ad077
SHA175b21bb42ffcd4a82d14ee0e2cc3c409c7e56bfa
SHA256b946b1d8fbc7d29cbf06a06c03c3c4dca38c1d187ce1129cb5db7e31566cf45e
SHA51261a6468f20d4407404e6496f8a370f675f8122307231acb231358d469565994cf926ade4d35c18b0ddadc7476ebd6c945805554adfb3b4e6434daa89b85b794a
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Filesize
558KB
MD5fd63af94e93beeda6df4262b704ad077
SHA175b21bb42ffcd4a82d14ee0e2cc3c409c7e56bfa
SHA256b946b1d8fbc7d29cbf06a06c03c3c4dca38c1d187ce1129cb5db7e31566cf45e
SHA51261a6468f20d4407404e6496f8a370f675f8122307231acb231358d469565994cf926ade4d35c18b0ddadc7476ebd6c945805554adfb3b4e6434daa89b85b794a
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Filesize
307KB
MD5eb9044750aee5dc556bf01c9ea74b357
SHA12c2e88b93991c9459b0af1fd8a53b03ca9c7c4ad
SHA25635fd605d210c59c508b9e8dd37819f50debe05cb8441dfa4932f0ddc9b1de260
SHA512137ba7ebe7a00cd94f39bd1960880b5bb7f1c735930c7cd93edc03741ef30b84f84a052bf6f9deda919f3bb06e5fd10ffb7333325973fa99121806bebea7d7c7
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Filesize
307KB
MD5eb9044750aee5dc556bf01c9ea74b357
SHA12c2e88b93991c9459b0af1fd8a53b03ca9c7c4ad
SHA25635fd605d210c59c508b9e8dd37819f50debe05cb8441dfa4932f0ddc9b1de260
SHA512137ba7ebe7a00cd94f39bd1960880b5bb7f1c735930c7cd93edc03741ef30b84f84a052bf6f9deda919f3bb06e5fd10ffb7333325973fa99121806bebea7d7c7
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Filesize
365KB
MD58335334ff4896bc29a0140e59617df91
SHA195a42645d791a86e888dd8a1139457910bf7d5b1
SHA256f8e526c49503b62e448443222ff1c814a724e736fdb363bde8cc3d0931e6a1be
SHA512aee386412be5a4e49b51058d879193ea12602edf3ba1d9e6dfb331cd29702de420dc37fe96fa3f993a05bb603895f99cd9afb4e4dc0639be574069b486f3daca
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Filesize
365KB
MD58335334ff4896bc29a0140e59617df91
SHA195a42645d791a86e888dd8a1139457910bf7d5b1
SHA256f8e526c49503b62e448443222ff1c814a724e736fdb363bde8cc3d0931e6a1be
SHA512aee386412be5a4e49b51058d879193ea12602edf3ba1d9e6dfb331cd29702de420dc37fe96fa3f993a05bb603895f99cd9afb4e4dc0639be574069b486f3daca