Analysis
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max time kernel
148s -
max time network
105s -
platform
windows10-1703_x64 -
resource
win10-20230220-en -
resource tags
arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system -
submitted
11/04/2023, 03:08
Static task
static1
General
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Target
c0d85efcc21f0cfd2ffc9552e288871f4db64fd32cd7327e5760aed7a6a438e2.exe
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Size
925KB
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MD5
0a3876077dbae7ce50108297f6446ce2
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SHA1
3f23cc139bc788ee9b5ee9fee5e84ea76f0e21bb
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SHA256
c0d85efcc21f0cfd2ffc9552e288871f4db64fd32cd7327e5760aed7a6a438e2
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SHA512
7c2e2c48c46c609d5567055a52cd6ef604d7187c01c6681bf9ed0d47b8ec203689d9d4aaae5c7d668160d555a3e66970cec5050c7ac90293e06bfd4c61f52876
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SSDEEP
24576:TyYBA/dImrHXz+mXFL8T9B/wxKcvTZrS7hlo+o+:mYvmrHXzNXdyB/w3TZcs
Malware Config
Extracted
redline
rosn
176.113.115.145:4125
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auth_value
050a19e1db4d0024b0f23b37dcf961f4
Extracted
redline
nahui
176.113.115.145:4125
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auth_value
b9ed10946d21e28d58d0c72c535cde6f
Signatures
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pr376206.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pr376206.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pr376206.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pr376206.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pr376206.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 21 IoCs
resource yara_rule behavioral1/memory/2800-188-0x00000000049B0000-0x00000000049F6000-memory.dmp family_redline behavioral1/memory/2800-189-0x0000000004A30000-0x0000000004A74000-memory.dmp family_redline behavioral1/memory/2800-190-0x0000000004A30000-0x0000000004A6F000-memory.dmp family_redline behavioral1/memory/2800-191-0x0000000004A30000-0x0000000004A6F000-memory.dmp family_redline behavioral1/memory/2800-193-0x0000000004A30000-0x0000000004A6F000-memory.dmp family_redline behavioral1/memory/2800-195-0x0000000004A30000-0x0000000004A6F000-memory.dmp family_redline behavioral1/memory/2800-197-0x0000000004A30000-0x0000000004A6F000-memory.dmp family_redline behavioral1/memory/2800-202-0x0000000004B70000-0x0000000004B80000-memory.dmp family_redline behavioral1/memory/2800-201-0x0000000004A30000-0x0000000004A6F000-memory.dmp family_redline behavioral1/memory/2800-205-0x0000000004A30000-0x0000000004A6F000-memory.dmp family_redline behavioral1/memory/2800-207-0x0000000004A30000-0x0000000004A6F000-memory.dmp family_redline behavioral1/memory/2800-211-0x0000000004A30000-0x0000000004A6F000-memory.dmp family_redline behavioral1/memory/2800-209-0x0000000004A30000-0x0000000004A6F000-memory.dmp family_redline behavioral1/memory/2800-213-0x0000000004A30000-0x0000000004A6F000-memory.dmp family_redline behavioral1/memory/2800-215-0x0000000004A30000-0x0000000004A6F000-memory.dmp family_redline behavioral1/memory/2800-217-0x0000000004A30000-0x0000000004A6F000-memory.dmp family_redline behavioral1/memory/2800-219-0x0000000004A30000-0x0000000004A6F000-memory.dmp family_redline behavioral1/memory/2800-221-0x0000000004A30000-0x0000000004A6F000-memory.dmp family_redline behavioral1/memory/2800-223-0x0000000004A30000-0x0000000004A6F000-memory.dmp family_redline behavioral1/memory/2800-225-0x0000000004A30000-0x0000000004A6F000-memory.dmp family_redline behavioral1/memory/2800-227-0x0000000004A30000-0x0000000004A6F000-memory.dmp family_redline -
Executes dropped EXE 6 IoCs
pid Process 2572 un936557.exe 3196 un508736.exe 4872 pr376206.exe 2800 qu772401.exe 4080 rk808532.exe 4800 si033180.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 pr376206.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" pr376206.exe -
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Adds Run key to start application 2 TTPs 6 IoCs
description ioc Process Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce un936557.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\\\"" un936557.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce un508736.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup2 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP002.TMP\\\"" un508736.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce c0d85efcc21f0cfd2ffc9552e288871f4db64fd32cd7327e5760aed7a6a438e2.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\\\"" c0d85efcc21f0cfd2ffc9552e288871f4db64fd32cd7327e5760aed7a6a438e2.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 7 IoCs
pid pid_target Process procid_target 780 4800 WerFault.exe 72 3144 4800 WerFault.exe 72 4428 4800 WerFault.exe 72 4400 4800 WerFault.exe 72 3368 4800 WerFault.exe 72 3356 4800 WerFault.exe 72 4448 4800 WerFault.exe 72 -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 4872 pr376206.exe 4872 pr376206.exe 2800 qu772401.exe 2800 qu772401.exe 4080 rk808532.exe 4080 rk808532.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 4872 pr376206.exe Token: SeDebugPrivilege 2800 qu772401.exe Token: SeDebugPrivilege 4080 rk808532.exe -
Suspicious use of WriteProcessMemory 18 IoCs
description pid Process procid_target PID 2496 wrote to memory of 2572 2496 c0d85efcc21f0cfd2ffc9552e288871f4db64fd32cd7327e5760aed7a6a438e2.exe 66 PID 2496 wrote to memory of 2572 2496 c0d85efcc21f0cfd2ffc9552e288871f4db64fd32cd7327e5760aed7a6a438e2.exe 66 PID 2496 wrote to memory of 2572 2496 c0d85efcc21f0cfd2ffc9552e288871f4db64fd32cd7327e5760aed7a6a438e2.exe 66 PID 2572 wrote to memory of 3196 2572 un936557.exe 67 PID 2572 wrote to memory of 3196 2572 un936557.exe 67 PID 2572 wrote to memory of 3196 2572 un936557.exe 67 PID 3196 wrote to memory of 4872 3196 un508736.exe 68 PID 3196 wrote to memory of 4872 3196 un508736.exe 68 PID 3196 wrote to memory of 4872 3196 un508736.exe 68 PID 3196 wrote to memory of 2800 3196 un508736.exe 69 PID 3196 wrote to memory of 2800 3196 un508736.exe 69 PID 3196 wrote to memory of 2800 3196 un508736.exe 69 PID 2572 wrote to memory of 4080 2572 un936557.exe 71 PID 2572 wrote to memory of 4080 2572 un936557.exe 71 PID 2572 wrote to memory of 4080 2572 un936557.exe 71 PID 2496 wrote to memory of 4800 2496 c0d85efcc21f0cfd2ffc9552e288871f4db64fd32cd7327e5760aed7a6a438e2.exe 72 PID 2496 wrote to memory of 4800 2496 c0d85efcc21f0cfd2ffc9552e288871f4db64fd32cd7327e5760aed7a6a438e2.exe 72 PID 2496 wrote to memory of 4800 2496 c0d85efcc21f0cfd2ffc9552e288871f4db64fd32cd7327e5760aed7a6a438e2.exe 72
Processes
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C:\Users\Admin\AppData\Local\Temp\c0d85efcc21f0cfd2ffc9552e288871f4db64fd32cd7327e5760aed7a6a438e2.exe"C:\Users\Admin\AppData\Local\Temp\c0d85efcc21f0cfd2ffc9552e288871f4db64fd32cd7327e5760aed7a6a438e2.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2496 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un936557.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un936557.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2572 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\un508736.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\un508736.exe3⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3196 -
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\pr376206.exeC:\Users\Admin\AppData\Local\Temp\IXP002.TMP\pr376206.exe4⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4872
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C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\qu772401.exeC:\Users\Admin\AppData\Local\Temp\IXP002.TMP\qu772401.exe4⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2800
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk808532.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\rk808532.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4080
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si033180.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si033180.exe2⤵
- Executes dropped EXE
PID:4800 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4800 -s 6203⤵
- Program crash
PID:780
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4800 -s 7043⤵
- Program crash
PID:3144
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4800 -s 8643⤵
- Program crash
PID:4428
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4800 -s 8523⤵
- Program crash
PID:4400
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4800 -s 8723⤵
- Program crash
PID:3368
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4800 -s 8443⤵
- Program crash
PID:3356
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4800 -s 10323⤵
- Program crash
PID:4448
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
230KB
MD56300508e058abec227185450c3c9547c
SHA141910122c84dcbdb2efa6c91378ce68731819d07
SHA256ad280e6fecddb25c5a3b9ff4881f51470c1bc294c958827e9de2cf1c164f975c
SHA5122216d2f631da40785c69acc788d154c5bee2dacdfd764478249c93a6684e28b2ef83091d39af4543c6930d7ec0b40a434dac3d8f6e76d9dcebe0544fce5d7892
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Filesize
230KB
MD56300508e058abec227185450c3c9547c
SHA141910122c84dcbdb2efa6c91378ce68731819d07
SHA256ad280e6fecddb25c5a3b9ff4881f51470c1bc294c958827e9de2cf1c164f975c
SHA5122216d2f631da40785c69acc788d154c5bee2dacdfd764478249c93a6684e28b2ef83091d39af4543c6930d7ec0b40a434dac3d8f6e76d9dcebe0544fce5d7892
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Filesize
660KB
MD5a3791fc54efe642d150d658aed0368f8
SHA14fc8537840533a74f41ed9137d7920ddcc575996
SHA256901e498d43651f821fbdfb863045964d62b846e0cdc485a5e416fc0a85cee0d4
SHA512d0b50d2f1f3b00da0fa73070254a5f7c689cac46d7b46d022ee2c3c158bc4771cdb6989d2ad9b54f5f5528671814051f708e09f96e03bdc94c5422de275815a8
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Filesize
660KB
MD5a3791fc54efe642d150d658aed0368f8
SHA14fc8537840533a74f41ed9137d7920ddcc575996
SHA256901e498d43651f821fbdfb863045964d62b846e0cdc485a5e416fc0a85cee0d4
SHA512d0b50d2f1f3b00da0fa73070254a5f7c689cac46d7b46d022ee2c3c158bc4771cdb6989d2ad9b54f5f5528671814051f708e09f96e03bdc94c5422de275815a8
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Filesize
175KB
MD5b2e599dec0856d70ebb2ab2327ae6442
SHA1300323436b47ddafa78cb7e835deb1ab09f13698
SHA256b1470330cd560723c67ad42eb7e8c8137271c5a729cd08a81d3028e8bb2e1c43
SHA512c5092c0377c8d7aa8a1097d52e2b96df41ce9b1b9a72bf0c3a1f10c7c60ea5831bb2c535e144f1908f39f2b93017d69fd9f24272b0e706bacd5970e84e909065
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Filesize
175KB
MD5b2e599dec0856d70ebb2ab2327ae6442
SHA1300323436b47ddafa78cb7e835deb1ab09f13698
SHA256b1470330cd560723c67ad42eb7e8c8137271c5a729cd08a81d3028e8bb2e1c43
SHA512c5092c0377c8d7aa8a1097d52e2b96df41ce9b1b9a72bf0c3a1f10c7c60ea5831bb2c535e144f1908f39f2b93017d69fd9f24272b0e706bacd5970e84e909065
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Filesize
518KB
MD55fcc21d72f8612df514cf7e14f57ad84
SHA1aa9a5522b14ee81c66d817068e5ae3f2f9e07245
SHA25638e731bce6e9ea12f8841dc3236e3dbe27af814584153e22db1c04743607ee6e
SHA512e9efa357dd23c10bd6a752934b1c16e418c3849224380fa9bb9252ce54060a038217c9426592b92f4c480f7c877b8091ec7ceda83a4f76cc9a61b104bdc3a2dc
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Filesize
518KB
MD55fcc21d72f8612df514cf7e14f57ad84
SHA1aa9a5522b14ee81c66d817068e5ae3f2f9e07245
SHA25638e731bce6e9ea12f8841dc3236e3dbe27af814584153e22db1c04743607ee6e
SHA512e9efa357dd23c10bd6a752934b1c16e418c3849224380fa9bb9252ce54060a038217c9426592b92f4c480f7c877b8091ec7ceda83a4f76cc9a61b104bdc3a2dc
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Filesize
238KB
MD5ff0544e2ce1ee69832a8808528d274f5
SHA1561127ca7e86e3e8712c387933b09c581291bacd
SHA256210b0c703fd740a19ca52a4889932f97ea05e51a2c37734450f8e3f844aca691
SHA5126f205308305eef5416185ef4493f538485bc6f8a9a68ff50b2e1e5f1e256ecb59c1a1f8ab9e4dc10277be919f1ca7c5925dd6625b9efa9ccbf6d3ca0ab10c26c
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Filesize
238KB
MD5ff0544e2ce1ee69832a8808528d274f5
SHA1561127ca7e86e3e8712c387933b09c581291bacd
SHA256210b0c703fd740a19ca52a4889932f97ea05e51a2c37734450f8e3f844aca691
SHA5126f205308305eef5416185ef4493f538485bc6f8a9a68ff50b2e1e5f1e256ecb59c1a1f8ab9e4dc10277be919f1ca7c5925dd6625b9efa9ccbf6d3ca0ab10c26c
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Filesize
297KB
MD5bc1a1708fa262d7ea76518c7756d7946
SHA1b7b5029b1e7558c0f109dc3160b415bef59ac7fe
SHA2566f70daaefcbbb7c582f2a01401f9f9fe85213932846f94c7ff47eab91be623f2
SHA512f3edc2142bed437cb324f5a68db84dd8d5c7ab2803adf0a7dc4541cebcd5436561b37e00c2bd8ae9920609a9f560b289408eb7d2abc353a8a1634eeee9d07c56
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Filesize
297KB
MD5bc1a1708fa262d7ea76518c7756d7946
SHA1b7b5029b1e7558c0f109dc3160b415bef59ac7fe
SHA2566f70daaefcbbb7c582f2a01401f9f9fe85213932846f94c7ff47eab91be623f2
SHA512f3edc2142bed437cb324f5a68db84dd8d5c7ab2803adf0a7dc4541cebcd5436561b37e00c2bd8ae9920609a9f560b289408eb7d2abc353a8a1634eeee9d07c56