Analysis
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max time kernel
105s -
max time network
141s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
04/03/2023, 03:38
Static task
static1
Behavioral task
behavioral1
Sample
bcfc2d75f97280286dcbcd83d78c657b507c3774e0b4b00201e4011b184a051c.exe
Resource
win10v2004-20230220-en
General
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Target
bcfc2d75f97280286dcbcd83d78c657b507c3774e0b4b00201e4011b184a051c.exe
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Size
659KB
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MD5
277210020923634c46ab4f602b47cdae
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SHA1
dd9816a61ddc5ab921f6be4ee097ca2266c41a3e
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SHA256
bcfc2d75f97280286dcbcd83d78c657b507c3774e0b4b00201e4011b184a051c
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SHA512
31af5fd504e19a665c147fa58845e79ff799621cc4a4dfb3b4a6407733d33fd16c559ffe698c94c6800f54b57ee3880d86303b6325ce414f0e559e5616a420b8
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SSDEEP
12288:YMrxy90lydRlwFk4EG3YAXR8Yq1GPdjQZax5vrFMT2zmh5:JyPflH4Je7afjGI85
Malware Config
Extracted
redline
rosto
hueref.eu:4162
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auth_value
07d81eba8cad42bbd0ae60042d48eac6
Extracted
redline
foksa
hueref.eu:4162
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auth_value
6a9b2601a21672b285de3ed41b5402e4
Signatures
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description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection urlk77Ig16.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" urlk77Ig16.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" urlk77Ig16.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" urlk77Ig16.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" urlk77Ig16.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" urlk77Ig16.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/5024-190-0x00000000050F0000-0x000000000512E000-memory.dmp family_redline behavioral1/memory/5024-191-0x00000000050F0000-0x000000000512E000-memory.dmp family_redline behavioral1/memory/5024-193-0x00000000050F0000-0x000000000512E000-memory.dmp family_redline behavioral1/memory/5024-195-0x00000000050F0000-0x000000000512E000-memory.dmp family_redline behavioral1/memory/5024-197-0x00000000050F0000-0x000000000512E000-memory.dmp family_redline behavioral1/memory/5024-199-0x00000000050F0000-0x000000000512E000-memory.dmp family_redline behavioral1/memory/5024-201-0x00000000050F0000-0x000000000512E000-memory.dmp family_redline behavioral1/memory/5024-203-0x00000000050F0000-0x000000000512E000-memory.dmp family_redline behavioral1/memory/5024-205-0x00000000050F0000-0x000000000512E000-memory.dmp family_redline behavioral1/memory/5024-207-0x00000000050F0000-0x000000000512E000-memory.dmp family_redline behavioral1/memory/5024-209-0x00000000050F0000-0x000000000512E000-memory.dmp family_redline behavioral1/memory/5024-214-0x00000000050F0000-0x000000000512E000-memory.dmp family_redline behavioral1/memory/5024-217-0x00000000050F0000-0x000000000512E000-memory.dmp family_redline behavioral1/memory/5024-219-0x00000000050F0000-0x000000000512E000-memory.dmp family_redline behavioral1/memory/5024-221-0x00000000050F0000-0x000000000512E000-memory.dmp family_redline behavioral1/memory/5024-223-0x00000000050F0000-0x000000000512E000-memory.dmp family_redline behavioral1/memory/5024-225-0x00000000050F0000-0x000000000512E000-memory.dmp family_redline behavioral1/memory/5024-227-0x00000000050F0000-0x000000000512E000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
pid Process 3644 ycmD70Gd15.exe 2236 urlk77Ig16.exe 5024 wroM72XE40.exe 1116 xunf76hG61.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\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" urlk77Ig16.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features urlk77Ig16.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\\\"" bcfc2d75f97280286dcbcd83d78c657b507c3774e0b4b00201e4011b184a051c.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce ycmD70Gd15.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\\\"" ycmD70Gd15.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce bcfc2d75f97280286dcbcd83d78c657b507c3774e0b4b00201e4011b184a051c.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 4472 2236 WerFault.exe 87 4892 5024 WerFault.exe 95 -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 2236 urlk77Ig16.exe 2236 urlk77Ig16.exe 5024 wroM72XE40.exe 5024 wroM72XE40.exe 1116 xunf76hG61.exe 1116 xunf76hG61.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 2236 urlk77Ig16.exe Token: SeDebugPrivilege 5024 wroM72XE40.exe Token: SeDebugPrivilege 1116 xunf76hG61.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 4360 wrote to memory of 3644 4360 bcfc2d75f97280286dcbcd83d78c657b507c3774e0b4b00201e4011b184a051c.exe 86 PID 4360 wrote to memory of 3644 4360 bcfc2d75f97280286dcbcd83d78c657b507c3774e0b4b00201e4011b184a051c.exe 86 PID 4360 wrote to memory of 3644 4360 bcfc2d75f97280286dcbcd83d78c657b507c3774e0b4b00201e4011b184a051c.exe 86 PID 3644 wrote to memory of 2236 3644 ycmD70Gd15.exe 87 PID 3644 wrote to memory of 2236 3644 ycmD70Gd15.exe 87 PID 3644 wrote to memory of 2236 3644 ycmD70Gd15.exe 87 PID 3644 wrote to memory of 5024 3644 ycmD70Gd15.exe 95 PID 3644 wrote to memory of 5024 3644 ycmD70Gd15.exe 95 PID 3644 wrote to memory of 5024 3644 ycmD70Gd15.exe 95 PID 4360 wrote to memory of 1116 4360 bcfc2d75f97280286dcbcd83d78c657b507c3774e0b4b00201e4011b184a051c.exe 99 PID 4360 wrote to memory of 1116 4360 bcfc2d75f97280286dcbcd83d78c657b507c3774e0b4b00201e4011b184a051c.exe 99 PID 4360 wrote to memory of 1116 4360 bcfc2d75f97280286dcbcd83d78c657b507c3774e0b4b00201e4011b184a051c.exe 99
Processes
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C:\Users\Admin\AppData\Local\Temp\bcfc2d75f97280286dcbcd83d78c657b507c3774e0b4b00201e4011b184a051c.exe"C:\Users\Admin\AppData\Local\Temp\bcfc2d75f97280286dcbcd83d78c657b507c3774e0b4b00201e4011b184a051c.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4360 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ycmD70Gd15.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ycmD70Gd15.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3644 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\urlk77Ig16.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\urlk77Ig16.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2236 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2236 -s 10844⤵
- Program crash
PID:4472
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\wroM72XE40.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\wroM72XE40.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5024 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 5024 -s 15564⤵
- Program crash
PID:4892
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\xunf76hG61.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\xunf76hG61.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1116
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 2236 -ip 22361⤵PID:2940
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 5024 -ip 50241⤵PID:1336
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
175KB
MD575ced8ad0d8cd237ebc9cb7b00852651
SHA1adab63df3e0a40fd9f170ab57da66f01f226141c
SHA256a35a264162c124ffd066dd867ed96359131d37b243cb0445c1c9eba6a58de819
SHA512f565a49b14671683a1e48cece82a437a79bf8bdb456a3c6f35fac020e5fef3cd666399208633b7d2da9407f7b334a311a416b0a969c8b62ff28e15e7d4a0c431
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Filesize
175KB
MD575ced8ad0d8cd237ebc9cb7b00852651
SHA1adab63df3e0a40fd9f170ab57da66f01f226141c
SHA256a35a264162c124ffd066dd867ed96359131d37b243cb0445c1c9eba6a58de819
SHA512f565a49b14671683a1e48cece82a437a79bf8bdb456a3c6f35fac020e5fef3cd666399208633b7d2da9407f7b334a311a416b0a969c8b62ff28e15e7d4a0c431
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Filesize
514KB
MD5615ae79398b2afb12119f08cb3eed6ae
SHA1c9c13fb878f24fdb8e865812de017a3be6922630
SHA2564caa6c0c3c59a4b34378bb1c1b53b8005ae0eb9da73225a1918f4991b034a7ed
SHA512e8f178b3c4fd021ef1139e91d3facf4789fffea4fb35e598500839f66fec859847672b3e2aa43a35c98de7d473172a8d721d1975108997800d04ccdac580ca5f
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Filesize
514KB
MD5615ae79398b2afb12119f08cb3eed6ae
SHA1c9c13fb878f24fdb8e865812de017a3be6922630
SHA2564caa6c0c3c59a4b34378bb1c1b53b8005ae0eb9da73225a1918f4991b034a7ed
SHA512e8f178b3c4fd021ef1139e91d3facf4789fffea4fb35e598500839f66fec859847672b3e2aa43a35c98de7d473172a8d721d1975108997800d04ccdac580ca5f
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Filesize
232KB
MD5654d38a192aa90f8f2d4c64647ed64d1
SHA1366c844b2fc2b4c0b0191754d4a1470e1763ccb4
SHA25693f2d867562d5187beac7b8d7a55a8f435b7bbab77152b0c7bb3f8c22c2d23a2
SHA5129ce88068e0e4cfac55467fbccc2621bbe431353bf4faf6a0957a6ae38f083023fbd130abb423e35f344e4d3952aed8470eba47c3ab71ff7ec61ff5a79aa80303
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Filesize
232KB
MD5654d38a192aa90f8f2d4c64647ed64d1
SHA1366c844b2fc2b4c0b0191754d4a1470e1763ccb4
SHA25693f2d867562d5187beac7b8d7a55a8f435b7bbab77152b0c7bb3f8c22c2d23a2
SHA5129ce88068e0e4cfac55467fbccc2621bbe431353bf4faf6a0957a6ae38f083023fbd130abb423e35f344e4d3952aed8470eba47c3ab71ff7ec61ff5a79aa80303
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Filesize
289KB
MD51c795044102f7759152f7661b15c22bf
SHA166e3fee6ce5c4fd8974bb493b8ea7f63f0de4224
SHA2568f76de3f10a19e704eaaa544d8b0aea616b3b55e5e9d4f91afed3db0c60714a4
SHA5128c6313c1b71200f905a41b131ebb5a54f4057dd14fe062565674b4d86ebdb8ca2faf8655c970bb3ba279d34ea761c0d71d81c94f3fc9cec7dd2c49737b7653a1
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Filesize
289KB
MD51c795044102f7759152f7661b15c22bf
SHA166e3fee6ce5c4fd8974bb493b8ea7f63f0de4224
SHA2568f76de3f10a19e704eaaa544d8b0aea616b3b55e5e9d4f91afed3db0c60714a4
SHA5128c6313c1b71200f905a41b131ebb5a54f4057dd14fe062565674b4d86ebdb8ca2faf8655c970bb3ba279d34ea761c0d71d81c94f3fc9cec7dd2c49737b7653a1