Analysis
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max time kernel
87s -
max time network
117s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
27-03-2023 19:18
Static task
static1
Behavioral task
behavioral1
Sample
a2768446ceae346237df402d45ee9982b1d69dc85a67982c9b7dd0ebdf054bd6.exe
Resource
win10v2004-20230220-en
General
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Target
a2768446ceae346237df402d45ee9982b1d69dc85a67982c9b7dd0ebdf054bd6.exe
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Size
696KB
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MD5
cfe3d4d2b964d73c9db203588342a916
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SHA1
56e688a6b3e9131dcc2ef3bc18b3396cdf226d89
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SHA256
a2768446ceae346237df402d45ee9982b1d69dc85a67982c9b7dd0ebdf054bd6
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SHA512
ffd12cbee11cbfd478869e1af9ccfdf0f40f2aba45f5b6e45a5d8e0ecb3bce5b4911f2979b8c63e813122463df6c9712a66f925e6bf651b572c7d5004acf62f5
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SSDEEP
12288:LMrby908Ktx7h5YR5w8wSWf0oaBJG44ks++gY1D2DZJSC2J5ZW0+Vc:4ySLh5ORWsoaLgZ1D2leZWxVc
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 pro1775.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro1775.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro1775.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro1775.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro1775.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro1775.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/2380-190-0x0000000002680000-0x00000000026BF000-memory.dmp family_redline behavioral1/memory/2380-191-0x0000000002680000-0x00000000026BF000-memory.dmp family_redline behavioral1/memory/2380-193-0x0000000002680000-0x00000000026BF000-memory.dmp family_redline behavioral1/memory/2380-195-0x0000000002680000-0x00000000026BF000-memory.dmp family_redline behavioral1/memory/2380-197-0x0000000002680000-0x00000000026BF000-memory.dmp family_redline behavioral1/memory/2380-199-0x0000000002680000-0x00000000026BF000-memory.dmp family_redline behavioral1/memory/2380-201-0x0000000002680000-0x00000000026BF000-memory.dmp family_redline behavioral1/memory/2380-203-0x0000000002680000-0x00000000026BF000-memory.dmp family_redline behavioral1/memory/2380-205-0x0000000002680000-0x00000000026BF000-memory.dmp family_redline behavioral1/memory/2380-207-0x0000000002680000-0x00000000026BF000-memory.dmp family_redline behavioral1/memory/2380-209-0x0000000002680000-0x00000000026BF000-memory.dmp family_redline behavioral1/memory/2380-211-0x0000000002680000-0x00000000026BF000-memory.dmp family_redline behavioral1/memory/2380-213-0x0000000002680000-0x00000000026BF000-memory.dmp family_redline behavioral1/memory/2380-215-0x0000000002680000-0x00000000026BF000-memory.dmp family_redline behavioral1/memory/2380-217-0x0000000002680000-0x00000000026BF000-memory.dmp family_redline behavioral1/memory/2380-219-0x0000000002680000-0x00000000026BF000-memory.dmp family_redline behavioral1/memory/2380-221-0x0000000002680000-0x00000000026BF000-memory.dmp family_redline behavioral1/memory/2380-223-0x0000000002680000-0x00000000026BF000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
pid Process 4544 un318603.exe 1268 pro1775.exe 2380 qu2230.exe 876 si323375.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 pro1775.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" pro1775.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 a2768446ceae346237df402d45ee9982b1d69dc85a67982c9b7dd0ebdf054bd6.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\\\"" a2768446ceae346237df402d45ee9982b1d69dc85a67982c9b7dd0ebdf054bd6.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce un318603.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\\\"" un318603.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 1268 pro1775.exe 1268 pro1775.exe 2380 qu2230.exe 2380 qu2230.exe 876 si323375.exe 876 si323375.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 1268 pro1775.exe Token: SeDebugPrivilege 2380 qu2230.exe Token: SeDebugPrivilege 876 si323375.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 3744 wrote to memory of 4544 3744 a2768446ceae346237df402d45ee9982b1d69dc85a67982c9b7dd0ebdf054bd6.exe 83 PID 3744 wrote to memory of 4544 3744 a2768446ceae346237df402d45ee9982b1d69dc85a67982c9b7dd0ebdf054bd6.exe 83 PID 3744 wrote to memory of 4544 3744 a2768446ceae346237df402d45ee9982b1d69dc85a67982c9b7dd0ebdf054bd6.exe 83 PID 4544 wrote to memory of 1268 4544 un318603.exe 84 PID 4544 wrote to memory of 1268 4544 un318603.exe 84 PID 4544 wrote to memory of 1268 4544 un318603.exe 84 PID 4544 wrote to memory of 2380 4544 un318603.exe 87 PID 4544 wrote to memory of 2380 4544 un318603.exe 87 PID 4544 wrote to memory of 2380 4544 un318603.exe 87 PID 3744 wrote to memory of 876 3744 a2768446ceae346237df402d45ee9982b1d69dc85a67982c9b7dd0ebdf054bd6.exe 89 PID 3744 wrote to memory of 876 3744 a2768446ceae346237df402d45ee9982b1d69dc85a67982c9b7dd0ebdf054bd6.exe 89 PID 3744 wrote to memory of 876 3744 a2768446ceae346237df402d45ee9982b1d69dc85a67982c9b7dd0ebdf054bd6.exe 89
Processes
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C:\Users\Admin\AppData\Local\Temp\a2768446ceae346237df402d45ee9982b1d69dc85a67982c9b7dd0ebdf054bd6.exe"C:\Users\Admin\AppData\Local\Temp\a2768446ceae346237df402d45ee9982b1d69dc85a67982c9b7dd0ebdf054bd6.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3744 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un318603.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un318603.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4544 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro1775.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro1775.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1268
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu2230.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu2230.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2380
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si323375.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si323375.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:876
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
175KB
MD52086f799d04d5b6bfa673c5dbb93a0ae
SHA1ebc7d7c8bd32b3c5910a61b6693f048979d9bb97
SHA2569cb03c49deef4ebfd15b102cd2de16ae95f8c05e9147ab6254bda01285c2a29a
SHA51291c8efd0541381f1184986ade8b9df3b289a03a5642cc6ccfed5383fa837160b78e9946cc9e03c8d7296990b359f0d3f338c479830cb766b6bfbf9edef5c548d
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Filesize
175KB
MD52086f799d04d5b6bfa673c5dbb93a0ae
SHA1ebc7d7c8bd32b3c5910a61b6693f048979d9bb97
SHA2569cb03c49deef4ebfd15b102cd2de16ae95f8c05e9147ab6254bda01285c2a29a
SHA51291c8efd0541381f1184986ade8b9df3b289a03a5642cc6ccfed5383fa837160b78e9946cc9e03c8d7296990b359f0d3f338c479830cb766b6bfbf9edef5c548d
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Filesize
554KB
MD52cf7e59a973960281f445a5e5909600d
SHA104052ed8355a8f154e2c2e466e4bf6882c13cfd9
SHA256778354ad4834f9e5d7372c604628b9285fe76ad9d8c7c83e01ac339d2b50c35b
SHA51211e5b6b7fb87c4890ed6705acd9bf5fb05fc4e30d703c5e791b97c13c234ac84ede02b24199f18d7725a7907b788b657a9fc08643ec096dd290d941131844709
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Filesize
554KB
MD52cf7e59a973960281f445a5e5909600d
SHA104052ed8355a8f154e2c2e466e4bf6882c13cfd9
SHA256778354ad4834f9e5d7372c604628b9285fe76ad9d8c7c83e01ac339d2b50c35b
SHA51211e5b6b7fb87c4890ed6705acd9bf5fb05fc4e30d703c5e791b97c13c234ac84ede02b24199f18d7725a7907b788b657a9fc08643ec096dd290d941131844709
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Filesize
308KB
MD5359cf873db253506505157e2936e3a45
SHA1a25656dfc39d13555bb2cb8b96e6dd4881670324
SHA25661c0a61e7d41267ce079e9f56413fbb540733585db56d6817af8650497b1d82f
SHA51264696cabbf72881b8875dafa41fa897634590cd27fc2cd0af7ae2ad463d7595c6c8905f45da508cffa70baa9d3f26cf81424a06313633bea0316d6f654b39a4f
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Filesize
308KB
MD5359cf873db253506505157e2936e3a45
SHA1a25656dfc39d13555bb2cb8b96e6dd4881670324
SHA25661c0a61e7d41267ce079e9f56413fbb540733585db56d6817af8650497b1d82f
SHA51264696cabbf72881b8875dafa41fa897634590cd27fc2cd0af7ae2ad463d7595c6c8905f45da508cffa70baa9d3f26cf81424a06313633bea0316d6f654b39a4f
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Filesize
366KB
MD5b242c43c108a2a8a55af73e82085fe1b
SHA1d02dc96deeda2442e325c88f4fcba4acfe8296c8
SHA25699c4030249304655d1a19262ce501c0531419ccb5fd7ca9e062c95e2b2709c51
SHA51204cef26ba51206309d4ea78b6f2ec0daf6ee89af6ff6f8bf9abfba538e8d0d61f0f2f0114a1601638e616ad5ae5db0158d2ff8425a1c1efc32efc49dd089c8a0
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Filesize
366KB
MD5b242c43c108a2a8a55af73e82085fe1b
SHA1d02dc96deeda2442e325c88f4fcba4acfe8296c8
SHA25699c4030249304655d1a19262ce501c0531419ccb5fd7ca9e062c95e2b2709c51
SHA51204cef26ba51206309d4ea78b6f2ec0daf6ee89af6ff6f8bf9abfba538e8d0d61f0f2f0114a1601638e616ad5ae5db0158d2ff8425a1c1efc32efc49dd089c8a0