Analysis
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max time kernel
135s -
max time network
145s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
27-03-2023 17:25
Static task
static1
Behavioral task
behavioral1
Sample
54ad7efd071f4487e047b3ec6cc09a14ea1229f67597b8d5d8e46dc5fd4df5db.exe
Resource
win10v2004-20230220-en
General
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Target
54ad7efd071f4487e047b3ec6cc09a14ea1229f67597b8d5d8e46dc5fd4df5db.exe
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Size
695KB
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MD5
c17e6ce48d095de4abfd550e7b3538d9
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SHA1
3e9a281c4f602155c99614ef412f6938b2f94a24
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SHA256
54ad7efd071f4487e047b3ec6cc09a14ea1229f67597b8d5d8e46dc5fd4df5db
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SHA512
fd498f2953f2dddde6af6c37123470df39034481f2da03e26da3bb23482d2959fa3bfd4ba7be7bf99edfe147f52639b3c0a142668c29191a692c78e45156decc
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SSDEEP
12288:qMrTy90U+ZjujSHq0Z5VAVqK0+Oial0KSutUhqj9aXnhqRQs6vIMK6I:JyEHqurob1aGK24jghqRQsuNI
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\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro3055.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro3055.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro3055.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro3055.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro3055.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection pro3055.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 18 IoCs
resource yara_rule behavioral1/memory/1528-194-0x0000000002880000-0x00000000028BF000-memory.dmp family_redline behavioral1/memory/1528-195-0x0000000002880000-0x00000000028BF000-memory.dmp family_redline behavioral1/memory/1528-197-0x0000000002880000-0x00000000028BF000-memory.dmp family_redline behavioral1/memory/1528-199-0x0000000002880000-0x00000000028BF000-memory.dmp family_redline behavioral1/memory/1528-201-0x0000000002880000-0x00000000028BF000-memory.dmp family_redline behavioral1/memory/1528-203-0x0000000002880000-0x00000000028BF000-memory.dmp family_redline behavioral1/memory/1528-205-0x0000000002880000-0x00000000028BF000-memory.dmp family_redline behavioral1/memory/1528-207-0x0000000002880000-0x00000000028BF000-memory.dmp family_redline behavioral1/memory/1528-209-0x0000000002880000-0x00000000028BF000-memory.dmp family_redline behavioral1/memory/1528-211-0x0000000002880000-0x00000000028BF000-memory.dmp family_redline behavioral1/memory/1528-213-0x0000000002880000-0x00000000028BF000-memory.dmp family_redline behavioral1/memory/1528-215-0x0000000002880000-0x00000000028BF000-memory.dmp family_redline behavioral1/memory/1528-217-0x0000000002880000-0x00000000028BF000-memory.dmp family_redline behavioral1/memory/1528-219-0x0000000002880000-0x00000000028BF000-memory.dmp family_redline behavioral1/memory/1528-221-0x0000000002880000-0x00000000028BF000-memory.dmp family_redline behavioral1/memory/1528-223-0x0000000002880000-0x00000000028BF000-memory.dmp family_redline behavioral1/memory/1528-225-0x0000000002880000-0x00000000028BF000-memory.dmp family_redline behavioral1/memory/1528-227-0x0000000002880000-0x00000000028BF000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
pid Process 3584 un706510.exe 3636 pro3055.exe 1528 qu4666.exe 3808 si981438.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 pro3055.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" pro3055.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_cleanup1 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP001.TMP\\\"" un706510.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce 54ad7efd071f4487e047b3ec6cc09a14ea1229f67597b8d5d8e46dc5fd4df5db.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\\\"" 54ad7efd071f4487e047b3ec6cc09a14ea1229f67597b8d5d8e46dc5fd4df5db.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce un706510.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 4832 3636 WerFault.exe 83 3056 1528 WerFault.exe 92 -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 3636 pro3055.exe 3636 pro3055.exe 1528 qu4666.exe 1528 qu4666.exe 3808 si981438.exe 3808 si981438.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 3636 pro3055.exe Token: SeDebugPrivilege 1528 qu4666.exe Token: SeDebugPrivilege 3808 si981438.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 1904 wrote to memory of 3584 1904 54ad7efd071f4487e047b3ec6cc09a14ea1229f67597b8d5d8e46dc5fd4df5db.exe 82 PID 1904 wrote to memory of 3584 1904 54ad7efd071f4487e047b3ec6cc09a14ea1229f67597b8d5d8e46dc5fd4df5db.exe 82 PID 1904 wrote to memory of 3584 1904 54ad7efd071f4487e047b3ec6cc09a14ea1229f67597b8d5d8e46dc5fd4df5db.exe 82 PID 3584 wrote to memory of 3636 3584 un706510.exe 83 PID 3584 wrote to memory of 3636 3584 un706510.exe 83 PID 3584 wrote to memory of 3636 3584 un706510.exe 83 PID 3584 wrote to memory of 1528 3584 un706510.exe 92 PID 3584 wrote to memory of 1528 3584 un706510.exe 92 PID 3584 wrote to memory of 1528 3584 un706510.exe 92 PID 1904 wrote to memory of 3808 1904 54ad7efd071f4487e047b3ec6cc09a14ea1229f67597b8d5d8e46dc5fd4df5db.exe 97 PID 1904 wrote to memory of 3808 1904 54ad7efd071f4487e047b3ec6cc09a14ea1229f67597b8d5d8e46dc5fd4df5db.exe 97 PID 1904 wrote to memory of 3808 1904 54ad7efd071f4487e047b3ec6cc09a14ea1229f67597b8d5d8e46dc5fd4df5db.exe 97
Processes
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C:\Users\Admin\AppData\Local\Temp\54ad7efd071f4487e047b3ec6cc09a14ea1229f67597b8d5d8e46dc5fd4df5db.exe"C:\Users\Admin\AppData\Local\Temp\54ad7efd071f4487e047b3ec6cc09a14ea1229f67597b8d5d8e46dc5fd4df5db.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1904 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un706510.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un706510.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3584 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro3055.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro3055.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3636 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3636 -s 10844⤵
- Program crash
PID:4832
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu4666.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu4666.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1528 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1528 -s 15804⤵
- Program crash
PID:3056
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si981438.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si981438.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3808
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 3636 -ip 36361⤵PID:3816
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 1528 -ip 15281⤵PID:3424
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
175KB
MD580284d67b41dab6a0c5eb789a553b10c
SHA13e7def0bfc0af7957e011ff10d738d1573d64fae
SHA256789ccf600ac0ffb75720dd79e39a3f8e07c0648c9439b02ab952cb2664295a77
SHA5126ae5876121ee59f6125ad2be8cf53b703f5fc20933ec1360383d7d3617f6759d0804979780acc1dc21167d890bdc2c7f2faa49ce722d31d66a4972904b0d59b5
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Filesize
175KB
MD580284d67b41dab6a0c5eb789a553b10c
SHA13e7def0bfc0af7957e011ff10d738d1573d64fae
SHA256789ccf600ac0ffb75720dd79e39a3f8e07c0648c9439b02ab952cb2664295a77
SHA5126ae5876121ee59f6125ad2be8cf53b703f5fc20933ec1360383d7d3617f6759d0804979780acc1dc21167d890bdc2c7f2faa49ce722d31d66a4972904b0d59b5
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Filesize
553KB
MD5ac11316bda466e35e8de76fad4bd8657
SHA135bf38b15f3f6a31558c8b3f4ec184b7bcd83249
SHA25672437cde17bd2c2471dbe9a3971b082efaf4286ecf5e6a9110d15aa59a348bbd
SHA512ebf8afc68c66d6b4fd2bf516ccfd8ae7582c28b6db14896d2b1f899e09f690b93f5b45dc3b763553707823d0e94a86985d360032d0339636cc398244bcfe4c48
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Filesize
553KB
MD5ac11316bda466e35e8de76fad4bd8657
SHA135bf38b15f3f6a31558c8b3f4ec184b7bcd83249
SHA25672437cde17bd2c2471dbe9a3971b082efaf4286ecf5e6a9110d15aa59a348bbd
SHA512ebf8afc68c66d6b4fd2bf516ccfd8ae7582c28b6db14896d2b1f899e09f690b93f5b45dc3b763553707823d0e94a86985d360032d0339636cc398244bcfe4c48
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Filesize
308KB
MD5d683588783c33c96e047444c91d2fb6e
SHA109c2ecf150cd15374ad9e9e5b932b33ecbc92cb8
SHA2568d19c1088390ed09abb6d59fc087861e0687d9f3ced6fd8f5e1851add5a6cd27
SHA512c0f5f2e229a350755c23423918660b012bbfc82e25575e136293c3e0875ee83bc830dcf45e2c9f8901f98bf01c0dcfe3667b5b6898d2ec9a470125bad51fe955
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Filesize
308KB
MD5d683588783c33c96e047444c91d2fb6e
SHA109c2ecf150cd15374ad9e9e5b932b33ecbc92cb8
SHA2568d19c1088390ed09abb6d59fc087861e0687d9f3ced6fd8f5e1851add5a6cd27
SHA512c0f5f2e229a350755c23423918660b012bbfc82e25575e136293c3e0875ee83bc830dcf45e2c9f8901f98bf01c0dcfe3667b5b6898d2ec9a470125bad51fe955
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Filesize
366KB
MD542c952f34a2e38dbb54155b940daac24
SHA142d26a8c1fe08534c8b6a5e7ad6761de1d6a584c
SHA2562ed18c0be6dbea1ece9241fffd1e61b9f07ae5f89f933d7a7bd9e65a9feeeea6
SHA5121ea28e38283ae6b697efbf856df8cbf5546074246a8b0bfd84a72e43c151096e8800d478ee58c83d3a73d04336ea576264351bf6e70ae8580b16dd632da5d0de
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Filesize
366KB
MD542c952f34a2e38dbb54155b940daac24
SHA142d26a8c1fe08534c8b6a5e7ad6761de1d6a584c
SHA2562ed18c0be6dbea1ece9241fffd1e61b9f07ae5f89f933d7a7bd9e65a9feeeea6
SHA5121ea28e38283ae6b697efbf856df8cbf5546074246a8b0bfd84a72e43c151096e8800d478ee58c83d3a73d04336ea576264351bf6e70ae8580b16dd632da5d0de