Analysis
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max time kernel
75s -
max time network
78s -
platform
windows10-1703_x64 -
resource
win10-20230220-en -
resource tags
arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system -
submitted
03-04-2023 11:09
Static task
static1
Behavioral task
behavioral1
Sample
cf4eae81ef22d5675b7f20b2d0c7d02ac6d8cbceba53949db18a9ddbbf15615a.exe
Resource
win10-20230220-en
General
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Target
cf4eae81ef22d5675b7f20b2d0c7d02ac6d8cbceba53949db18a9ddbbf15615a.exe
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Size
522KB
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MD5
b0c31c877982c496f1147680c0c2af59
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SHA1
d583510258a4f6b2cab4ae5caa31a19e8e1e8d3b
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SHA256
cf4eae81ef22d5675b7f20b2d0c7d02ac6d8cbceba53949db18a9ddbbf15615a
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SHA512
2e2c18b7403d6b65052a93073c5377d85fae3d35cc56a8aae5ee444a5e0be18b7801619d58a08d2ead4b844721c8fd64d542157eda731a16684256fc47920e48
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SSDEEP
12288:7Mr/y90pE0JsE9z0CZv32d3SmxDZGsK97bUfC:oy2qE9zp32d3ScF09UfC
Malware Config
Extracted
redline
rosn
176.113.115.145:4125
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auth_value
050a19e1db4d0024b0f23b37dcf961f4
Extracted
redline
spora
176.113.115.145:4125
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auth_value
441b39ab37774b2ca9931c31e1bc6071
Signatures
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" jr470833.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" jr470833.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" jr470833.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" jr470833.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" jr470833.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 35 IoCs
resource yara_rule behavioral1/memory/4148-140-0x0000000004990000-0x00000000049D6000-memory.dmp family_redline behavioral1/memory/4148-143-0x0000000004F30000-0x0000000004F74000-memory.dmp family_redline behavioral1/memory/4148-146-0x0000000004F30000-0x0000000004F6F000-memory.dmp family_redline behavioral1/memory/4148-147-0x0000000004F30000-0x0000000004F6F000-memory.dmp family_redline behavioral1/memory/4148-149-0x0000000004F30000-0x0000000004F6F000-memory.dmp family_redline behavioral1/memory/4148-151-0x0000000004F30000-0x0000000004F6F000-memory.dmp family_redline behavioral1/memory/4148-153-0x0000000004F30000-0x0000000004F6F000-memory.dmp family_redline behavioral1/memory/4148-155-0x0000000004F30000-0x0000000004F6F000-memory.dmp family_redline behavioral1/memory/4148-157-0x0000000004F30000-0x0000000004F6F000-memory.dmp family_redline behavioral1/memory/4148-159-0x0000000004F30000-0x0000000004F6F000-memory.dmp family_redline behavioral1/memory/4148-161-0x0000000004F30000-0x0000000004F6F000-memory.dmp family_redline behavioral1/memory/4148-163-0x0000000004F30000-0x0000000004F6F000-memory.dmp family_redline behavioral1/memory/4148-165-0x0000000004F30000-0x0000000004F6F000-memory.dmp family_redline behavioral1/memory/4148-167-0x0000000004F30000-0x0000000004F6F000-memory.dmp family_redline behavioral1/memory/4148-169-0x0000000004F30000-0x0000000004F6F000-memory.dmp family_redline behavioral1/memory/4148-171-0x0000000004F30000-0x0000000004F6F000-memory.dmp family_redline behavioral1/memory/4148-173-0x0000000004F30000-0x0000000004F6F000-memory.dmp family_redline behavioral1/memory/4148-175-0x0000000004F30000-0x0000000004F6F000-memory.dmp family_redline behavioral1/memory/4148-177-0x0000000004F30000-0x0000000004F6F000-memory.dmp family_redline behavioral1/memory/4148-179-0x0000000004F30000-0x0000000004F6F000-memory.dmp family_redline behavioral1/memory/4148-181-0x0000000004F30000-0x0000000004F6F000-memory.dmp family_redline behavioral1/memory/4148-183-0x0000000004F30000-0x0000000004F6F000-memory.dmp family_redline behavioral1/memory/4148-185-0x0000000004F30000-0x0000000004F6F000-memory.dmp family_redline behavioral1/memory/4148-187-0x0000000004F30000-0x0000000004F6F000-memory.dmp family_redline behavioral1/memory/4148-189-0x0000000004F30000-0x0000000004F6F000-memory.dmp family_redline behavioral1/memory/4148-191-0x0000000004F30000-0x0000000004F6F000-memory.dmp family_redline behavioral1/memory/4148-193-0x0000000004F30000-0x0000000004F6F000-memory.dmp family_redline behavioral1/memory/4148-195-0x0000000004F30000-0x0000000004F6F000-memory.dmp family_redline behavioral1/memory/4148-197-0x0000000004F30000-0x0000000004F6F000-memory.dmp family_redline behavioral1/memory/4148-199-0x0000000004F30000-0x0000000004F6F000-memory.dmp family_redline behavioral1/memory/4148-201-0x0000000004F30000-0x0000000004F6F000-memory.dmp family_redline behavioral1/memory/4148-203-0x0000000004F30000-0x0000000004F6F000-memory.dmp family_redline behavioral1/memory/4148-205-0x0000000004F30000-0x0000000004F6F000-memory.dmp family_redline behavioral1/memory/4148-207-0x0000000004F30000-0x0000000004F6F000-memory.dmp family_redline behavioral1/memory/4148-209-0x0000000004F30000-0x0000000004F6F000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
pid Process 3932 ziaE9096.exe 3728 jr470833.exe 4148 ku732208.exe 2480 lr102910.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" jr470833.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 cf4eae81ef22d5675b7f20b2d0c7d02ac6d8cbceba53949db18a9ddbbf15615a.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\\\"" cf4eae81ef22d5675b7f20b2d0c7d02ac6d8cbceba53949db18a9ddbbf15615a.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce ziaE9096.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\\\"" ziaE9096.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 3728 jr470833.exe 3728 jr470833.exe 4148 ku732208.exe 4148 ku732208.exe 2480 lr102910.exe 2480 lr102910.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 3728 jr470833.exe Token: SeDebugPrivilege 4148 ku732208.exe Token: SeDebugPrivilege 2480 lr102910.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 3076 wrote to memory of 3932 3076 cf4eae81ef22d5675b7f20b2d0c7d02ac6d8cbceba53949db18a9ddbbf15615a.exe 66 PID 3076 wrote to memory of 3932 3076 cf4eae81ef22d5675b7f20b2d0c7d02ac6d8cbceba53949db18a9ddbbf15615a.exe 66 PID 3076 wrote to memory of 3932 3076 cf4eae81ef22d5675b7f20b2d0c7d02ac6d8cbceba53949db18a9ddbbf15615a.exe 66 PID 3932 wrote to memory of 3728 3932 ziaE9096.exe 67 PID 3932 wrote to memory of 3728 3932 ziaE9096.exe 67 PID 3932 wrote to memory of 4148 3932 ziaE9096.exe 68 PID 3932 wrote to memory of 4148 3932 ziaE9096.exe 68 PID 3932 wrote to memory of 4148 3932 ziaE9096.exe 68 PID 3076 wrote to memory of 2480 3076 cf4eae81ef22d5675b7f20b2d0c7d02ac6d8cbceba53949db18a9ddbbf15615a.exe 70 PID 3076 wrote to memory of 2480 3076 cf4eae81ef22d5675b7f20b2d0c7d02ac6d8cbceba53949db18a9ddbbf15615a.exe 70 PID 3076 wrote to memory of 2480 3076 cf4eae81ef22d5675b7f20b2d0c7d02ac6d8cbceba53949db18a9ddbbf15615a.exe 70
Processes
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C:\Users\Admin\AppData\Local\Temp\cf4eae81ef22d5675b7f20b2d0c7d02ac6d8cbceba53949db18a9ddbbf15615a.exe"C:\Users\Admin\AppData\Local\Temp\cf4eae81ef22d5675b7f20b2d0c7d02ac6d8cbceba53949db18a9ddbbf15615a.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3076 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziaE9096.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziaE9096.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3932 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr470833.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr470833.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3728
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku732208.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku732208.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4148
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr102910.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr102910.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2480
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
177KB
MD58d3e32189eb59a7aff646209b963d036
SHA11528a0258e5900158863ec30d9bc923c713d9063
SHA256ea34bb0fc0e7c8c57007d0f232574470b6dda526a81687e09d1bac153ae21934
SHA512c07fd5525ec3edb0a225307387208cbefd2cc2ed5cbffbb42dcb5d1cbe5a09e3d0c57c0fbd572ec79125d81fd7a1701dd5f831f739ee567b0103dc9d1360fb11
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Filesize
177KB
MD58d3e32189eb59a7aff646209b963d036
SHA11528a0258e5900158863ec30d9bc923c713d9063
SHA256ea34bb0fc0e7c8c57007d0f232574470b6dda526a81687e09d1bac153ae21934
SHA512c07fd5525ec3edb0a225307387208cbefd2cc2ed5cbffbb42dcb5d1cbe5a09e3d0c57c0fbd572ec79125d81fd7a1701dd5f831f739ee567b0103dc9d1360fb11
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Filesize
380KB
MD5509f2536d6070cd16d0c7fa6a03ede52
SHA16ac0c66646a02efc7569bf8d0427ef7f91fb78ba
SHA256227377cbffa2f1eb676dd8d6318bca6550e8106eead5c307054c112fa8289d35
SHA5123b95566ce1da27b00e295593a92c2aa7680924aeacf1db956817366d91f1e97e69a4a6dfdf840c244f009792a7f8d5b9b6c67752972e77eaf9af28266d40e1cb
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Filesize
380KB
MD5509f2536d6070cd16d0c7fa6a03ede52
SHA16ac0c66646a02efc7569bf8d0427ef7f91fb78ba
SHA256227377cbffa2f1eb676dd8d6318bca6550e8106eead5c307054c112fa8289d35
SHA5123b95566ce1da27b00e295593a92c2aa7680924aeacf1db956817366d91f1e97e69a4a6dfdf840c244f009792a7f8d5b9b6c67752972e77eaf9af28266d40e1cb
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Filesize
14KB
MD5dde1aca108730bccac6bda826e34245c
SHA143bffb11d8eb52d876a144a9917ecf22f3c43dc3
SHA256fc2affa3d854859a21cb532f4963433ad3052861ce86a434063b10bc8973b83a
SHA5125e0ee2de38b64362585a41f8fcd3b9557913723bf8242a4760f447d0a654512e03cebc12250915a4033431a088e9133a7d8ce8076f04be60faf818790919799f
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Filesize
14KB
MD5dde1aca108730bccac6bda826e34245c
SHA143bffb11d8eb52d876a144a9917ecf22f3c43dc3
SHA256fc2affa3d854859a21cb532f4963433ad3052861ce86a434063b10bc8973b83a
SHA5125e0ee2de38b64362585a41f8fcd3b9557913723bf8242a4760f447d0a654512e03cebc12250915a4033431a088e9133a7d8ce8076f04be60faf818790919799f
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Filesize
295KB
MD53c1780313742c849f7fa28992f432a8a
SHA1d88456f00fde9dd012a1d48a7da6379056f12f5f
SHA256865d9c13088e37a369bcb5cb63c98814dd3159e7e80b76268739b899aaacc7de
SHA51240307ce6f79d8c1b5d75a33dfa13f12fc8f09aa581a4514bb6ffc118952f32c3add9d4601f1c66ea83c158f77e6c423124cef1145f7ebbc5baf6382e1cbbb9c4
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Filesize
295KB
MD53c1780313742c849f7fa28992f432a8a
SHA1d88456f00fde9dd012a1d48a7da6379056f12f5f
SHA256865d9c13088e37a369bcb5cb63c98814dd3159e7e80b76268739b899aaacc7de
SHA51240307ce6f79d8c1b5d75a33dfa13f12fc8f09aa581a4514bb6ffc118952f32c3add9d4601f1c66ea83c158f77e6c423124cef1145f7ebbc5baf6382e1cbbb9c4