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Analysis
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max time kernel
134s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20230221-en -
resource tags
arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system -
submitted
04/03/2023, 11:45
Static task
static1
Behavioral task
behavioral1
Sample
4db2fb89c3836236db86b26f04732827f408a164d60468b5b7029052394df34d.exe
Resource
win10v2004-20230221-en
General
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Target
4db2fb89c3836236db86b26f04732827f408a164d60468b5b7029052394df34d.exe
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Size
530KB
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MD5
be3133127c1f9d7e9d26a2adbefc8109
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SHA1
e0f7dbcc327d0523d12e1a4825814f2ff4790207
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SHA256
4db2fb89c3836236db86b26f04732827f408a164d60468b5b7029052394df34d
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SHA512
c58526439ada1a75e3014fb6a5dbc470141fd8669abc7754a1c1c50481f1db7ea591317f06f1ed9870502ca47731fed211ed5cbcfbbe2585970105f9860677ce
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SSDEEP
12288:cMrhy90PAiyVd5vlysLFgnEEG8hVRKkjZ1qfZ:NydtVbvlysLSnRhKkjZ1qfZ
Malware Config
Extracted
redline
rosto
hueref.eu:4162
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auth_value
07d81eba8cad42bbd0ae60042d48eac6
Extracted
redline
foksa
hueref.eu:4162
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auth_value
6a9b2601a21672b285de3ed41b5402e4
Signatures
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description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection sw85ly31yN50.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" sw85ly31yN50.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" sw85ly31yN50.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" sw85ly31yN50.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" sw85ly31yN50.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" sw85ly31yN50.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 33 IoCs
resource yara_rule behavioral1/memory/1792-157-0x0000000005150000-0x000000000518E000-memory.dmp family_redline behavioral1/memory/1792-158-0x0000000005150000-0x000000000518E000-memory.dmp family_redline behavioral1/memory/1792-160-0x0000000005150000-0x000000000518E000-memory.dmp family_redline behavioral1/memory/1792-162-0x0000000005150000-0x000000000518E000-memory.dmp family_redline behavioral1/memory/1792-164-0x0000000005150000-0x000000000518E000-memory.dmp family_redline behavioral1/memory/1792-166-0x0000000005150000-0x000000000518E000-memory.dmp family_redline behavioral1/memory/1792-168-0x0000000005150000-0x000000000518E000-memory.dmp family_redline behavioral1/memory/1792-170-0x0000000005150000-0x000000000518E000-memory.dmp family_redline behavioral1/memory/1792-172-0x0000000005150000-0x000000000518E000-memory.dmp family_redline behavioral1/memory/1792-174-0x0000000005150000-0x000000000518E000-memory.dmp family_redline behavioral1/memory/1792-176-0x0000000005150000-0x000000000518E000-memory.dmp family_redline behavioral1/memory/1792-178-0x0000000005150000-0x000000000518E000-memory.dmp family_redline behavioral1/memory/1792-180-0x0000000005150000-0x000000000518E000-memory.dmp family_redline behavioral1/memory/1792-182-0x0000000005150000-0x000000000518E000-memory.dmp family_redline behavioral1/memory/1792-184-0x0000000005150000-0x000000000518E000-memory.dmp family_redline behavioral1/memory/1792-186-0x0000000005150000-0x000000000518E000-memory.dmp family_redline behavioral1/memory/1792-188-0x0000000005150000-0x000000000518E000-memory.dmp family_redline behavioral1/memory/1792-190-0x0000000005150000-0x000000000518E000-memory.dmp family_redline behavioral1/memory/1792-192-0x0000000005150000-0x000000000518E000-memory.dmp family_redline behavioral1/memory/1792-194-0x0000000005150000-0x000000000518E000-memory.dmp family_redline behavioral1/memory/1792-196-0x0000000005150000-0x000000000518E000-memory.dmp family_redline behavioral1/memory/1792-198-0x0000000005150000-0x000000000518E000-memory.dmp family_redline behavioral1/memory/1792-200-0x0000000005150000-0x000000000518E000-memory.dmp family_redline behavioral1/memory/1792-202-0x0000000005150000-0x000000000518E000-memory.dmp family_redline behavioral1/memory/1792-204-0x0000000005150000-0x000000000518E000-memory.dmp family_redline behavioral1/memory/1792-206-0x0000000005150000-0x000000000518E000-memory.dmp family_redline behavioral1/memory/1792-208-0x0000000005150000-0x000000000518E000-memory.dmp family_redline behavioral1/memory/1792-210-0x0000000005150000-0x000000000518E000-memory.dmp family_redline behavioral1/memory/1792-212-0x0000000005150000-0x000000000518E000-memory.dmp family_redline behavioral1/memory/1792-214-0x0000000005150000-0x000000000518E000-memory.dmp family_redline behavioral1/memory/1792-216-0x0000000005150000-0x000000000518E000-memory.dmp family_redline behavioral1/memory/1792-218-0x0000000005150000-0x000000000518E000-memory.dmp family_redline behavioral1/memory/1792-220-0x0000000005150000-0x000000000518E000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
pid Process 1688 vkdW2402pp.exe 2288 sw85ly31yN50.exe 1792 tkQZ45XG53pq.exe 4516 upSS77te31NA.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 Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Features\TamperProtection = "0" sw85ly31yN50.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 4db2fb89c3836236db86b26f04732827f408a164d60468b5b7029052394df34d.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\\\"" 4db2fb89c3836236db86b26f04732827f408a164d60468b5b7029052394df34d.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce vkdW2402pp.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\\\"" vkdW2402pp.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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Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 5104 sc.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 4944 1792 WerFault.exe 89 -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 2288 sw85ly31yN50.exe 2288 sw85ly31yN50.exe 1792 tkQZ45XG53pq.exe 1792 tkQZ45XG53pq.exe 4516 upSS77te31NA.exe 4516 upSS77te31NA.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 2288 sw85ly31yN50.exe Token: SeDebugPrivilege 1792 tkQZ45XG53pq.exe Token: SeDebugPrivilege 4516 upSS77te31NA.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 1272 wrote to memory of 1688 1272 4db2fb89c3836236db86b26f04732827f408a164d60468b5b7029052394df34d.exe 84 PID 1272 wrote to memory of 1688 1272 4db2fb89c3836236db86b26f04732827f408a164d60468b5b7029052394df34d.exe 84 PID 1272 wrote to memory of 1688 1272 4db2fb89c3836236db86b26f04732827f408a164d60468b5b7029052394df34d.exe 84 PID 1688 wrote to memory of 2288 1688 vkdW2402pp.exe 85 PID 1688 wrote to memory of 2288 1688 vkdW2402pp.exe 85 PID 1688 wrote to memory of 1792 1688 vkdW2402pp.exe 89 PID 1688 wrote to memory of 1792 1688 vkdW2402pp.exe 89 PID 1688 wrote to memory of 1792 1688 vkdW2402pp.exe 89 PID 1272 wrote to memory of 4516 1272 4db2fb89c3836236db86b26f04732827f408a164d60468b5b7029052394df34d.exe 93 PID 1272 wrote to memory of 4516 1272 4db2fb89c3836236db86b26f04732827f408a164d60468b5b7029052394df34d.exe 93 PID 1272 wrote to memory of 4516 1272 4db2fb89c3836236db86b26f04732827f408a164d60468b5b7029052394df34d.exe 93
Processes
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C:\Users\Admin\AppData\Local\Temp\4db2fb89c3836236db86b26f04732827f408a164d60468b5b7029052394df34d.exe"C:\Users\Admin\AppData\Local\Temp\4db2fb89c3836236db86b26f04732827f408a164d60468b5b7029052394df34d.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1272 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vkdW2402pp.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\vkdW2402pp.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1688 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw85ly31yN50.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\sw85ly31yN50.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2288
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tkQZ45XG53pq.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\tkQZ45XG53pq.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1792 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1792 -s 13964⤵
- Program crash
PID:4944
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\upSS77te31NA.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\upSS77te31NA.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4516
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 1792 -ip 17921⤵PID:1416
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe start wuauserv1⤵
- Launches sc.exe
PID:5104
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
175KB
MD575ced8ad0d8cd237ebc9cb7b00852651
SHA1adab63df3e0a40fd9f170ab57da66f01f226141c
SHA256a35a264162c124ffd066dd867ed96359131d37b243cb0445c1c9eba6a58de819
SHA512f565a49b14671683a1e48cece82a437a79bf8bdb456a3c6f35fac020e5fef3cd666399208633b7d2da9407f7b334a311a416b0a969c8b62ff28e15e7d4a0c431
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Filesize
175KB
MD575ced8ad0d8cd237ebc9cb7b00852651
SHA1adab63df3e0a40fd9f170ab57da66f01f226141c
SHA256a35a264162c124ffd066dd867ed96359131d37b243cb0445c1c9eba6a58de819
SHA512f565a49b14671683a1e48cece82a437a79bf8bdb456a3c6f35fac020e5fef3cd666399208633b7d2da9407f7b334a311a416b0a969c8b62ff28e15e7d4a0c431
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Filesize
385KB
MD5d53dc872572d1921eb5068df3e383ea5
SHA18628e96fa93383ff13f8c32b99b2de8c887f4439
SHA2565d2504ffe9be6c6677a3d96ea34adb5f2d5eb12ff65a60620a9871f97ee596c0
SHA5122be4a92e50e587c8b492b96a76cdda2336825ba6f4bfb354375626713c9db306a48606ff4cd294f883789ded3cc1dda01c5a5043ab6308732ec907c09eefd66a
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Filesize
385KB
MD5d53dc872572d1921eb5068df3e383ea5
SHA18628e96fa93383ff13f8c32b99b2de8c887f4439
SHA2565d2504ffe9be6c6677a3d96ea34adb5f2d5eb12ff65a60620a9871f97ee596c0
SHA5122be4a92e50e587c8b492b96a76cdda2336825ba6f4bfb354375626713c9db306a48606ff4cd294f883789ded3cc1dda01c5a5043ab6308732ec907c09eefd66a
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Filesize
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
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Filesize
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
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Filesize
289KB
MD580ad78834be0ad9185b162f76f1a7e45
SHA1a8c8609a21d6604ec0ae56e3f0c207efaf49c834
SHA2566075119c12150786e65a66d8d4029583d731a576d624f23f1d98e7b3d52bf985
SHA51219ce0b292ddd80090af629465d83a68fb89a0d1b2f80ec183fe0759ee358095dca2107bc99596059bace41472dc617661a4d68086b3b6866d47c07187245cd88
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Filesize
289KB
MD580ad78834be0ad9185b162f76f1a7e45
SHA1a8c8609a21d6604ec0ae56e3f0c207efaf49c834
SHA2566075119c12150786e65a66d8d4029583d731a576d624f23f1d98e7b3d52bf985
SHA51219ce0b292ddd80090af629465d83a68fb89a0d1b2f80ec183fe0759ee358095dca2107bc99596059bace41472dc617661a4d68086b3b6866d47c07187245cd88