Analysis
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max time kernel
54s -
max time network
71s -
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 22:27
Static task
static1
Behavioral task
behavioral1
Sample
208acb1acfec2bc3f81a85939f3f8b7da41bcb4bd67c05704ea2a1b7c3aef778.exe
Resource
win10-20230220-en
General
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Target
208acb1acfec2bc3f81a85939f3f8b7da41bcb4bd67c05704ea2a1b7c3aef778.exe
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Size
705KB
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MD5
f04aea6b27d25800305d715aea4fa199
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SHA1
a4e876a8bf847f2ac9f2def5bb0ac06f76b4c552
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SHA256
208acb1acfec2bc3f81a85939f3f8b7da41bcb4bd67c05704ea2a1b7c3aef778
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SHA512
024db9204607bf3b8120a42455823dc1a07e1b0b97c09381c349373e79e3637e9e6487cb1086b054dc44d12a606b3c0763c75e81aff2870f6bee0305fc7724c2
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SSDEEP
12288:UQ8/I5IsZj2qAcsbAWDLCHSJnITSFpVudjtcKl7R9ntzafhs46FeTkH:UQ8SZ2qdD8gqITyGdhcKtntufhspFeTI
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\DisableOnAccessProtection = "1" jr244922.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" jr244922.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" jr244922.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" jr244922.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" jr244922.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 34 IoCs
resource yara_rule behavioral1/memory/4232-145-0x00000000027C0000-0x0000000002806000-memory.dmp family_redline behavioral1/memory/4232-148-0x0000000004CC0000-0x0000000004D04000-memory.dmp family_redline behavioral1/memory/4232-152-0x0000000004CC0000-0x0000000004CFF000-memory.dmp family_redline behavioral1/memory/4232-153-0x0000000004CC0000-0x0000000004CFF000-memory.dmp family_redline behavioral1/memory/4232-155-0x0000000004CC0000-0x0000000004CFF000-memory.dmp family_redline behavioral1/memory/4232-157-0x0000000004CC0000-0x0000000004CFF000-memory.dmp family_redline behavioral1/memory/4232-159-0x0000000004CC0000-0x0000000004CFF000-memory.dmp family_redline behavioral1/memory/4232-161-0x0000000004CC0000-0x0000000004CFF000-memory.dmp family_redline behavioral1/memory/4232-163-0x0000000004CC0000-0x0000000004CFF000-memory.dmp family_redline behavioral1/memory/4232-165-0x0000000004CC0000-0x0000000004CFF000-memory.dmp family_redline behavioral1/memory/4232-167-0x0000000004CC0000-0x0000000004CFF000-memory.dmp family_redline behavioral1/memory/4232-169-0x0000000004CC0000-0x0000000004CFF000-memory.dmp family_redline behavioral1/memory/4232-171-0x0000000004CC0000-0x0000000004CFF000-memory.dmp family_redline behavioral1/memory/4232-173-0x0000000004CC0000-0x0000000004CFF000-memory.dmp family_redline behavioral1/memory/4232-175-0x0000000004CC0000-0x0000000004CFF000-memory.dmp family_redline behavioral1/memory/4232-177-0x0000000004CC0000-0x0000000004CFF000-memory.dmp family_redline behavioral1/memory/4232-179-0x0000000004CC0000-0x0000000004CFF000-memory.dmp family_redline behavioral1/memory/4232-181-0x0000000004CC0000-0x0000000004CFF000-memory.dmp family_redline behavioral1/memory/4232-183-0x0000000004CC0000-0x0000000004CFF000-memory.dmp family_redline behavioral1/memory/4232-185-0x0000000004CC0000-0x0000000004CFF000-memory.dmp family_redline behavioral1/memory/4232-187-0x0000000004CC0000-0x0000000004CFF000-memory.dmp family_redline behavioral1/memory/4232-189-0x0000000004CC0000-0x0000000004CFF000-memory.dmp family_redline behavioral1/memory/4232-191-0x0000000004CC0000-0x0000000004CFF000-memory.dmp family_redline behavioral1/memory/4232-193-0x0000000004CC0000-0x0000000004CFF000-memory.dmp family_redline behavioral1/memory/4232-195-0x0000000004CC0000-0x0000000004CFF000-memory.dmp family_redline behavioral1/memory/4232-197-0x0000000004CC0000-0x0000000004CFF000-memory.dmp family_redline behavioral1/memory/4232-199-0x0000000004CC0000-0x0000000004CFF000-memory.dmp family_redline behavioral1/memory/4232-201-0x0000000004CC0000-0x0000000004CFF000-memory.dmp family_redline behavioral1/memory/4232-203-0x0000000004CC0000-0x0000000004CFF000-memory.dmp family_redline behavioral1/memory/4232-205-0x0000000004CC0000-0x0000000004CFF000-memory.dmp family_redline behavioral1/memory/4232-207-0x0000000004CC0000-0x0000000004CFF000-memory.dmp family_redline behavioral1/memory/4232-209-0x0000000004CC0000-0x0000000004CFF000-memory.dmp family_redline behavioral1/memory/4232-211-0x0000000004CC0000-0x0000000004CFF000-memory.dmp family_redline behavioral1/memory/4232-213-0x0000000004CC0000-0x0000000004CFF000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
pid Process 3708 zixa0029.exe 4184 jr244922.exe 4232 ku320196.exe 4844 lr162196.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" jr244922.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 208acb1acfec2bc3f81a85939f3f8b7da41bcb4bd67c05704ea2a1b7c3aef778.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\\\"" 208acb1acfec2bc3f81a85939f3f8b7da41bcb4bd67c05704ea2a1b7c3aef778.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce zixa0029.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\\\"" zixa0029.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 4184 jr244922.exe 4184 jr244922.exe 4232 ku320196.exe 4232 ku320196.exe 4844 lr162196.exe 4844 lr162196.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 4184 jr244922.exe Token: SeDebugPrivilege 4232 ku320196.exe Token: SeDebugPrivilege 4844 lr162196.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 3240 wrote to memory of 3708 3240 208acb1acfec2bc3f81a85939f3f8b7da41bcb4bd67c05704ea2a1b7c3aef778.exe 66 PID 3240 wrote to memory of 3708 3240 208acb1acfec2bc3f81a85939f3f8b7da41bcb4bd67c05704ea2a1b7c3aef778.exe 66 PID 3240 wrote to memory of 3708 3240 208acb1acfec2bc3f81a85939f3f8b7da41bcb4bd67c05704ea2a1b7c3aef778.exe 66 PID 3708 wrote to memory of 4184 3708 zixa0029.exe 67 PID 3708 wrote to memory of 4184 3708 zixa0029.exe 67 PID 3708 wrote to memory of 4232 3708 zixa0029.exe 68 PID 3708 wrote to memory of 4232 3708 zixa0029.exe 68 PID 3708 wrote to memory of 4232 3708 zixa0029.exe 68 PID 3240 wrote to memory of 4844 3240 208acb1acfec2bc3f81a85939f3f8b7da41bcb4bd67c05704ea2a1b7c3aef778.exe 70 PID 3240 wrote to memory of 4844 3240 208acb1acfec2bc3f81a85939f3f8b7da41bcb4bd67c05704ea2a1b7c3aef778.exe 70 PID 3240 wrote to memory of 4844 3240 208acb1acfec2bc3f81a85939f3f8b7da41bcb4bd67c05704ea2a1b7c3aef778.exe 70
Processes
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C:\Users\Admin\AppData\Local\Temp\208acb1acfec2bc3f81a85939f3f8b7da41bcb4bd67c05704ea2a1b7c3aef778.exe"C:\Users\Admin\AppData\Local\Temp\208acb1acfec2bc3f81a85939f3f8b7da41bcb4bd67c05704ea2a1b7c3aef778.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3240 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zixa0029.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zixa0029.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3708 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr244922.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr244922.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4184
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku320196.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku320196.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4232
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr162196.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr162196.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4844
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
175KB
MD55bb02e63a347f74e2963002fb5e55d1a
SHA158dddba23d4339039638c6ab4a905951f0cdec26
SHA2562d44c3d9e28ae480b643a65f8a5968762217a8f9b08cb75d4c63ab07f37ef98d
SHA51296ca4d675e07c00e9446030235eac97b123181a610c8b13561650344f31e7c673a6107d8ba51e989ecd7143f4c19d04b671789d0a1895284d9cf7ab5b766b122
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Filesize
175KB
MD55bb02e63a347f74e2963002fb5e55d1a
SHA158dddba23d4339039638c6ab4a905951f0cdec26
SHA2562d44c3d9e28ae480b643a65f8a5968762217a8f9b08cb75d4c63ab07f37ef98d
SHA51296ca4d675e07c00e9446030235eac97b123181a610c8b13561650344f31e7c673a6107d8ba51e989ecd7143f4c19d04b671789d0a1895284d9cf7ab5b766b122
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Filesize
412KB
MD598aea2525af8428049d9edd0c5fe468f
SHA1c2881de85db38ba3209f1e96a7d651053dea76b4
SHA25608cb6372f53cb14e6a50b9f552320224b1ac7806ec9ad8b52cc7a35670faef1c
SHA51208e4008ef19857b31788b7780c5018b50742719b3046e3517c1b8a1f49beb0536fcbdc07643c723dbbd57f996f50a29a7fdc6de84dd04ec6cf8b2f35e742d4a7
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Filesize
412KB
MD598aea2525af8428049d9edd0c5fe468f
SHA1c2881de85db38ba3209f1e96a7d651053dea76b4
SHA25608cb6372f53cb14e6a50b9f552320224b1ac7806ec9ad8b52cc7a35670faef1c
SHA51208e4008ef19857b31788b7780c5018b50742719b3046e3517c1b8a1f49beb0536fcbdc07643c723dbbd57f996f50a29a7fdc6de84dd04ec6cf8b2f35e742d4a7
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Filesize
13KB
MD5a2849dbe3f93e366e9a67ebc4abff929
SHA11ae8fe57c346b216947e566ffd6edc876b0ceb47
SHA256465ea78f81e664508c552a11f6e0c48c9352211045f97e546d1fcde7a482d124
SHA5127d632a738f2d43ccc9fc9bca2ae12ff093cdbf69b19e912acd4cf02afdabed25476ef6f5c20fac2a3bf543bfc723a3758e4b9b041efc6e90950d002336367e0a
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Filesize
13KB
MD5a2849dbe3f93e366e9a67ebc4abff929
SHA11ae8fe57c346b216947e566ffd6edc876b0ceb47
SHA256465ea78f81e664508c552a11f6e0c48c9352211045f97e546d1fcde7a482d124
SHA5127d632a738f2d43ccc9fc9bca2ae12ff093cdbf69b19e912acd4cf02afdabed25476ef6f5c20fac2a3bf543bfc723a3758e4b9b041efc6e90950d002336367e0a
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Filesize
366KB
MD51ea6aa594b262e5e55fe0e73586b88ad
SHA192017ca7de0477474f4955d77b9fe071982dad8e
SHA25616fcb7a452fdd507dea26986176b11382ca7420667b8f9ed200fb70b6112413f
SHA5129e4e1949df7625746a24775bb53b1abdf2e692ecd2dcdeefe557645c59e181d691ba6da4bd0bbc78cac9a308606f57cacfecb452b3d93fa4a451d28a2a5812f9
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Filesize
366KB
MD51ea6aa594b262e5e55fe0e73586b88ad
SHA192017ca7de0477474f4955d77b9fe071982dad8e
SHA25616fcb7a452fdd507dea26986176b11382ca7420667b8f9ed200fb70b6112413f
SHA5129e4e1949df7625746a24775bb53b1abdf2e692ecd2dcdeefe557645c59e181d691ba6da4bd0bbc78cac9a308606f57cacfecb452b3d93fa4a451d28a2a5812f9