Analysis
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max time kernel
83s -
max time network
127s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
23/03/2023, 12:10
Static task
static1
Behavioral task
behavioral1
Sample
7f5ddc135b78d790b5fe7434cde7dd50f8ded523277eb4248307c5dc6e5cbd53.exe
Resource
win10v2004-20230220-en
General
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Target
7f5ddc135b78d790b5fe7434cde7dd50f8ded523277eb4248307c5dc6e5cbd53.exe
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Size
681KB
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MD5
cc8eca225d1453c161012fda7be16a44
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SHA1
bda9bf26f3ba057472761efcd1f1115cf3e1cabe
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SHA256
7f5ddc135b78d790b5fe7434cde7dd50f8ded523277eb4248307c5dc6e5cbd53
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SHA512
d127be3edc7e234b3ac09bd13c4b8b5f5f38a15951d8d5bad9f522fe49d2fe60d4baa427ad1f97122087b7270c93d19011059bc08c72093b3676574df9430613
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SSDEEP
12288:12ojXbiawPnPM5xFOEiwdj6jDji7KKIlShP22nNr9:cUOaiELUEb2jCePQPR
Malware Config
Extracted
redline
down
193.233.20.31:4125
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auth_value
12c31a90c72f5efae8c053a0bd339381
Extracted
redline
real
193.233.20.31:4125
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auth_value
bb22a50228754849387d5f4d1611e71b
Signatures
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" jr586086.exe Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection jr586086.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" jr586086.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" jr586086.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" jr586086.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" jr586086.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 32 IoCs
resource yara_rule behavioral1/memory/1740-160-0x0000000004E00000-0x0000000004E3E000-memory.dmp family_redline behavioral1/memory/1740-161-0x0000000004E00000-0x0000000004E3E000-memory.dmp family_redline behavioral1/memory/1740-163-0x0000000004E00000-0x0000000004E3E000-memory.dmp family_redline behavioral1/memory/1740-165-0x0000000004E00000-0x0000000004E3E000-memory.dmp family_redline behavioral1/memory/1740-167-0x0000000004E00000-0x0000000004E3E000-memory.dmp family_redline behavioral1/memory/1740-169-0x0000000004E00000-0x0000000004E3E000-memory.dmp family_redline behavioral1/memory/1740-171-0x0000000004E00000-0x0000000004E3E000-memory.dmp family_redline behavioral1/memory/1740-173-0x0000000004E00000-0x0000000004E3E000-memory.dmp family_redline behavioral1/memory/1740-175-0x0000000004E00000-0x0000000004E3E000-memory.dmp family_redline behavioral1/memory/1740-177-0x0000000004E00000-0x0000000004E3E000-memory.dmp family_redline behavioral1/memory/1740-179-0x0000000004E00000-0x0000000004E3E000-memory.dmp family_redline behavioral1/memory/1740-181-0x0000000004E00000-0x0000000004E3E000-memory.dmp family_redline behavioral1/memory/1740-183-0x0000000004E00000-0x0000000004E3E000-memory.dmp family_redline behavioral1/memory/1740-185-0x0000000004E00000-0x0000000004E3E000-memory.dmp family_redline behavioral1/memory/1740-187-0x0000000004E00000-0x0000000004E3E000-memory.dmp family_redline behavioral1/memory/1740-189-0x0000000004E00000-0x0000000004E3E000-memory.dmp family_redline behavioral1/memory/1740-191-0x0000000004E00000-0x0000000004E3E000-memory.dmp family_redline behavioral1/memory/1740-193-0x0000000004E00000-0x0000000004E3E000-memory.dmp family_redline behavioral1/memory/1740-195-0x0000000004E00000-0x0000000004E3E000-memory.dmp family_redline behavioral1/memory/1740-197-0x0000000004E00000-0x0000000004E3E000-memory.dmp family_redline behavioral1/memory/1740-199-0x0000000004E00000-0x0000000004E3E000-memory.dmp family_redline behavioral1/memory/1740-201-0x0000000004E00000-0x0000000004E3E000-memory.dmp family_redline behavioral1/memory/1740-203-0x0000000004E00000-0x0000000004E3E000-memory.dmp family_redline behavioral1/memory/1740-205-0x0000000004E00000-0x0000000004E3E000-memory.dmp family_redline behavioral1/memory/1740-207-0x0000000004E00000-0x0000000004E3E000-memory.dmp family_redline behavioral1/memory/1740-209-0x0000000004E00000-0x0000000004E3E000-memory.dmp family_redline behavioral1/memory/1740-211-0x0000000004E00000-0x0000000004E3E000-memory.dmp family_redline behavioral1/memory/1740-213-0x0000000004E00000-0x0000000004E3E000-memory.dmp family_redline behavioral1/memory/1740-215-0x0000000004E00000-0x0000000004E3E000-memory.dmp family_redline behavioral1/memory/1740-217-0x0000000004E00000-0x0000000004E3E000-memory.dmp family_redline behavioral1/memory/1740-219-0x0000000004E00000-0x0000000004E3E000-memory.dmp family_redline behavioral1/memory/1740-221-0x0000000004E00000-0x0000000004E3E000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
pid Process 1476 ziYT1695.exe 1612 jr586086.exe 1740 ku225183.exe 1884 lr787524.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" jr586086.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 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\\\"" 7f5ddc135b78d790b5fe7434cde7dd50f8ded523277eb4248307c5dc6e5cbd53.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce ziYT1695.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\\\"" ziYT1695.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce 7f5ddc135b78d790b5fe7434cde7dd50f8ded523277eb4248307c5dc6e5cbd53.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 4852 1740 WerFault.exe 92 3504 4748 WerFault.exe 85 -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 1612 jr586086.exe 1612 jr586086.exe 1740 ku225183.exe 1740 ku225183.exe 1884 lr787524.exe 1884 lr787524.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 1612 jr586086.exe Token: SeDebugPrivilege 1740 ku225183.exe Token: SeDebugPrivilege 1884 lr787524.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 4748 wrote to memory of 1476 4748 7f5ddc135b78d790b5fe7434cde7dd50f8ded523277eb4248307c5dc6e5cbd53.exe 86 PID 4748 wrote to memory of 1476 4748 7f5ddc135b78d790b5fe7434cde7dd50f8ded523277eb4248307c5dc6e5cbd53.exe 86 PID 4748 wrote to memory of 1476 4748 7f5ddc135b78d790b5fe7434cde7dd50f8ded523277eb4248307c5dc6e5cbd53.exe 86 PID 1476 wrote to memory of 1612 1476 ziYT1695.exe 87 PID 1476 wrote to memory of 1612 1476 ziYT1695.exe 87 PID 1476 wrote to memory of 1740 1476 ziYT1695.exe 92 PID 1476 wrote to memory of 1740 1476 ziYT1695.exe 92 PID 1476 wrote to memory of 1740 1476 ziYT1695.exe 92 PID 4748 wrote to memory of 1884 4748 7f5ddc135b78d790b5fe7434cde7dd50f8ded523277eb4248307c5dc6e5cbd53.exe 98 PID 4748 wrote to memory of 1884 4748 7f5ddc135b78d790b5fe7434cde7dd50f8ded523277eb4248307c5dc6e5cbd53.exe 98 PID 4748 wrote to memory of 1884 4748 7f5ddc135b78d790b5fe7434cde7dd50f8ded523277eb4248307c5dc6e5cbd53.exe 98
Processes
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C:\Users\Admin\AppData\Local\Temp\7f5ddc135b78d790b5fe7434cde7dd50f8ded523277eb4248307c5dc6e5cbd53.exe"C:\Users\Admin\AppData\Local\Temp\7f5ddc135b78d790b5fe7434cde7dd50f8ded523277eb4248307c5dc6e5cbd53.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4748 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziYT1695.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziYT1695.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1476 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr586086.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr586086.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1612
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku225183.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku225183.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1740 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1740 -s 13484⤵
- Program crash
PID:4852
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr787524.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr787524.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1884
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4748 -s 4842⤵
- Program crash
PID:3504
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 1740 -ip 17401⤵PID:3036
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 4748 -ip 47481⤵PID:4692
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
175KB
MD541707338e1e2d868aa699ac0dd2e77b0
SHA136e0dfba09f9fb409faf0f9a99217d0d0c524b82
SHA2568d2a5ba6ae16aa5ee13382edb585c480b6bf2db098427ffe5f8d55323ded7557
SHA51280c66cbf19f6b2cc2e979b1fd1769cf45957761fa3f94b33fc194f88379b57ec9327a86ce374c6dc25334b44e4e8aa518a5d0d03ddb4f4eddfdfe8ddfc9fb6f2
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Filesize
175KB
MD541707338e1e2d868aa699ac0dd2e77b0
SHA136e0dfba09f9fb409faf0f9a99217d0d0c524b82
SHA2568d2a5ba6ae16aa5ee13382edb585c480b6bf2db098427ffe5f8d55323ded7557
SHA51280c66cbf19f6b2cc2e979b1fd1769cf45957761fa3f94b33fc194f88379b57ec9327a86ce374c6dc25334b44e4e8aa518a5d0d03ddb4f4eddfdfe8ddfc9fb6f2
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Filesize
403KB
MD5d0b280d3b047eac128430dd016e7aa60
SHA167ceccbdf5c14b11eab28a40b491a023908b62f7
SHA25623f38ee5a2637224bf25b64c3232516150a24b0a2382d28a671c92d0ce80434b
SHA5126f41579c875619a01f0eabf00dabeeab7f57ce140e2ad026daf2f6bef13278c71261e929e3bd9c84d9d9f02593716173bc5809d87a3850d7bcc6a4bd2d3c3573
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Filesize
403KB
MD5d0b280d3b047eac128430dd016e7aa60
SHA167ceccbdf5c14b11eab28a40b491a023908b62f7
SHA25623f38ee5a2637224bf25b64c3232516150a24b0a2382d28a671c92d0ce80434b
SHA5126f41579c875619a01f0eabf00dabeeab7f57ce140e2ad026daf2f6bef13278c71261e929e3bd9c84d9d9f02593716173bc5809d87a3850d7bcc6a4bd2d3c3573
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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
350KB
MD5a9f707c46d85bc7070c4476d459f54f8
SHA15c0d23d221878ce6f12a6d62439d5221bd609a65
SHA256834e368061be4864c56a29752f9a7db3560ca4ca10876952081b5e88aa074503
SHA5125b89990523798587b9c928e7d69acf77356d3bce877be4bc8c9cae72c32cedb2ff2265b895d291e9db24c2c0df8d663c187ef317215a46b3d9d22a64b9b1b02d
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Filesize
350KB
MD5a9f707c46d85bc7070c4476d459f54f8
SHA15c0d23d221878ce6f12a6d62439d5221bd609a65
SHA256834e368061be4864c56a29752f9a7db3560ca4ca10876952081b5e88aa074503
SHA5125b89990523798587b9c928e7d69acf77356d3bce877be4bc8c9cae72c32cedb2ff2265b895d291e9db24c2c0df8d663c187ef317215a46b3d9d22a64b9b1b02d