Analysis
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max time kernel
99s -
max time network
123s -
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, 01:46
Static task
static1
Behavioral task
behavioral1
Sample
64e29600f73da2f85d94384243a56218131fd32dd2661e0ae5116ea0e923c001.exe
Resource
win10v2004-20230220-en
General
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Target
64e29600f73da2f85d94384243a56218131fd32dd2661e0ae5116ea0e923c001.exe
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Size
660KB
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MD5
e32b2772282ee7db13b85d231127f46d
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SHA1
05635d554e3231b3aaa9977b049ea3e2b59689a3
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SHA256
64e29600f73da2f85d94384243a56218131fd32dd2661e0ae5116ea0e923c001
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SHA512
4fa0fdd5a23c34197ba68266ae1f1307b5811e5856ddcc2e7071b88faf97892878f6ffe3888b6044150681d40fa659b2c4a91f18d8d8009aade284b9610070ec
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SSDEEP
12288:oMrTy90t1JGjsZIi2TQgQYNzPhJlvG/6v1bJg0YJxmN:ryuJCsZR2TQgQYVPH8NpeN
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 Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" urzl97Wp47.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" urzl97Wp47.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" urzl97Wp47.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection urzl97Wp47.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" urzl97Wp47.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" urzl97Wp47.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 20 IoCs
resource yara_rule behavioral1/memory/4556-190-0x0000000004B30000-0x0000000004B6E000-memory.dmp family_redline behavioral1/memory/4556-191-0x0000000004B30000-0x0000000004B6E000-memory.dmp family_redline behavioral1/memory/4556-193-0x0000000004B30000-0x0000000004B6E000-memory.dmp family_redline behavioral1/memory/4556-195-0x0000000004B30000-0x0000000004B6E000-memory.dmp family_redline behavioral1/memory/4556-197-0x0000000004B30000-0x0000000004B6E000-memory.dmp family_redline behavioral1/memory/4556-199-0x0000000004B30000-0x0000000004B6E000-memory.dmp family_redline behavioral1/memory/4556-201-0x0000000004B30000-0x0000000004B6E000-memory.dmp family_redline behavioral1/memory/4556-203-0x0000000004B30000-0x0000000004B6E000-memory.dmp family_redline behavioral1/memory/4556-205-0x0000000004B30000-0x0000000004B6E000-memory.dmp family_redline behavioral1/memory/4556-207-0x0000000004B30000-0x0000000004B6E000-memory.dmp family_redline behavioral1/memory/4556-209-0x0000000004B30000-0x0000000004B6E000-memory.dmp family_redline behavioral1/memory/4556-211-0x0000000004B30000-0x0000000004B6E000-memory.dmp family_redline behavioral1/memory/4556-213-0x0000000004B30000-0x0000000004B6E000-memory.dmp family_redline behavioral1/memory/4556-215-0x0000000004B30000-0x0000000004B6E000-memory.dmp family_redline behavioral1/memory/4556-217-0x0000000004B30000-0x0000000004B6E000-memory.dmp family_redline behavioral1/memory/4556-219-0x0000000004B30000-0x0000000004B6E000-memory.dmp family_redline behavioral1/memory/4556-221-0x0000000004B30000-0x0000000004B6E000-memory.dmp family_redline behavioral1/memory/4556-223-0x0000000004B30000-0x0000000004B6E000-memory.dmp family_redline behavioral1/memory/4556-1109-0x0000000004C60000-0x0000000004C70000-memory.dmp family_redline behavioral1/memory/4556-1110-0x0000000004C60000-0x0000000004C70000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
pid Process 1600 ycnn77xI91.exe 3844 urzl97Wp47.exe 4556 wrpD70OA20.exe 4392 xuMz29UI31.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 urzl97Wp47.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" urzl97Wp47.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\\\"" 64e29600f73da2f85d94384243a56218131fd32dd2661e0ae5116ea0e923c001.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce ycnn77xI91.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\\\"" ycnn77xI91.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce 64e29600f73da2f85d94384243a56218131fd32dd2661e0ae5116ea0e923c001.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 1684 3844 WerFault.exe 88 4176 4556 WerFault.exe 94 -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 3844 urzl97Wp47.exe 3844 urzl97Wp47.exe 4556 wrpD70OA20.exe 4556 wrpD70OA20.exe 4392 xuMz29UI31.exe 4392 xuMz29UI31.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 3844 urzl97Wp47.exe Token: SeDebugPrivilege 4556 wrpD70OA20.exe Token: SeDebugPrivilege 4392 xuMz29UI31.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 4908 wrote to memory of 1600 4908 64e29600f73da2f85d94384243a56218131fd32dd2661e0ae5116ea0e923c001.exe 87 PID 4908 wrote to memory of 1600 4908 64e29600f73da2f85d94384243a56218131fd32dd2661e0ae5116ea0e923c001.exe 87 PID 4908 wrote to memory of 1600 4908 64e29600f73da2f85d94384243a56218131fd32dd2661e0ae5116ea0e923c001.exe 87 PID 1600 wrote to memory of 3844 1600 ycnn77xI91.exe 88 PID 1600 wrote to memory of 3844 1600 ycnn77xI91.exe 88 PID 1600 wrote to memory of 3844 1600 ycnn77xI91.exe 88 PID 1600 wrote to memory of 4556 1600 ycnn77xI91.exe 94 PID 1600 wrote to memory of 4556 1600 ycnn77xI91.exe 94 PID 1600 wrote to memory of 4556 1600 ycnn77xI91.exe 94 PID 4908 wrote to memory of 4392 4908 64e29600f73da2f85d94384243a56218131fd32dd2661e0ae5116ea0e923c001.exe 98 PID 4908 wrote to memory of 4392 4908 64e29600f73da2f85d94384243a56218131fd32dd2661e0ae5116ea0e923c001.exe 98 PID 4908 wrote to memory of 4392 4908 64e29600f73da2f85d94384243a56218131fd32dd2661e0ae5116ea0e923c001.exe 98
Processes
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C:\Users\Admin\AppData\Local\Temp\64e29600f73da2f85d94384243a56218131fd32dd2661e0ae5116ea0e923c001.exe"C:\Users\Admin\AppData\Local\Temp\64e29600f73da2f85d94384243a56218131fd32dd2661e0ae5116ea0e923c001.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4908 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ycnn77xI91.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ycnn77xI91.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1600 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\urzl97Wp47.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\urzl97Wp47.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3844 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3844 -s 10844⤵
- Program crash
PID:1684
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\wrpD70OA20.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\wrpD70OA20.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4556 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4556 -s 16244⤵
- Program crash
PID:4176
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\xuMz29UI31.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\xuMz29UI31.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4392
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 3844 -ip 38441⤵PID:4532
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 564 -p 4556 -ip 45561⤵PID:3352
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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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
515KB
MD56a0e1428b9e8d090aeb4a2710b0a677c
SHA15d7261c42bb8428c93f0ca33efcd441b5237e7be
SHA256d545898d5312083dee70efff77aed40113c63f27a74c35d4dfa1cae080456135
SHA51222450f4f514bdc3408a17895b8257e147484d916854821c21cdbb18f5554cd516da3077451d86f680ab9b87c93015878671a7db54d6894cda2553374feccfb05
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Filesize
515KB
MD56a0e1428b9e8d090aeb4a2710b0a677c
SHA15d7261c42bb8428c93f0ca33efcd441b5237e7be
SHA256d545898d5312083dee70efff77aed40113c63f27a74c35d4dfa1cae080456135
SHA51222450f4f514bdc3408a17895b8257e147484d916854821c21cdbb18f5554cd516da3077451d86f680ab9b87c93015878671a7db54d6894cda2553374feccfb05
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Filesize
232KB
MD5db3ab3357fc347e4ca262d7a8cf6f90f
SHA1517fef5bb4d3246dd817765cdb7747b0580973b4
SHA256e03720c814f0a4c343c5f49e4d8e53f9ee71d7a6412c93b5bdb1ac58e80eddad
SHA512f7d7b8e7850b0f00381619e1f8776d1885e43f489b4786daaeea4a5a8b2d278b10cc0a693b32ff4023bbee1e8a6f8e51e227ce97ac8a0d201f8f43efe772e97f
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Filesize
232KB
MD5db3ab3357fc347e4ca262d7a8cf6f90f
SHA1517fef5bb4d3246dd817765cdb7747b0580973b4
SHA256e03720c814f0a4c343c5f49e4d8e53f9ee71d7a6412c93b5bdb1ac58e80eddad
SHA512f7d7b8e7850b0f00381619e1f8776d1885e43f489b4786daaeea4a5a8b2d278b10cc0a693b32ff4023bbee1e8a6f8e51e227ce97ac8a0d201f8f43efe772e97f
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Filesize
290KB
MD51ef58e21a15e90d73d400e2b62b17256
SHA15ac56358af1c665c89dda115587a5360fecb841a
SHA2561406756fb455734d1a168cecfb2312e43937ed84153f6578d11d8c30729af209
SHA512302fda42de2c9fa1ba22f4be5630b25c33abcacf576b040abf5df26f9acefb68f5eeddcc21bac6086d9e43fd92dfe31969251f2b74de2e441c0cce7cf9cd08f8
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Filesize
290KB
MD51ef58e21a15e90d73d400e2b62b17256
SHA15ac56358af1c665c89dda115587a5360fecb841a
SHA2561406756fb455734d1a168cecfb2312e43937ed84153f6578d11d8c30729af209
SHA512302fda42de2c9fa1ba22f4be5630b25c33abcacf576b040abf5df26f9acefb68f5eeddcc21bac6086d9e43fd92dfe31969251f2b74de2e441c0cce7cf9cd08f8