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Analysis
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max time kernel
61s -
max time network
129s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
01/04/2023, 10:42
Static task
static1
Behavioral task
behavioral1
Sample
a4b5680836493fcee2923d44205b780c85c7dc707de9ff2babaa5986f0a56e5e.exe
Resource
win10v2004-20230220-en
General
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Target
a4b5680836493fcee2923d44205b780c85c7dc707de9ff2babaa5986f0a56e5e.exe
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Size
529KB
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MD5
aeda110733c03a4d54d68324f2e03c6c
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SHA1
60608fb04212b9dc40a95e45b879b313810231f7
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SHA256
a4b5680836493fcee2923d44205b780c85c7dc707de9ff2babaa5986f0a56e5e
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SHA512
94ea8afa289602f642452f91d19eddba039ff8a2cea7e4f0f9b56163d5f8fca5791ffe9f9878eb0b9eb3f7269975023bcd3c23d58906b71fe244a2e53b7c4528
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SSDEEP
12288:NMrmy90IFI0GftIlRKcnKVu4InlLnZjPX:DydIpFIldCq1nZjPX
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\DisableRealtimeMonitoring = "1" jr327218.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" jr327218.exe Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection jr327218.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" jr327218.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" jr327218.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" jr327218.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 34 IoCs
resource yara_rule behavioral1/memory/1296-155-0x0000000007740000-0x000000000777F000-memory.dmp family_redline behavioral1/memory/1296-156-0x0000000007740000-0x000000000777F000-memory.dmp family_redline behavioral1/memory/1296-158-0x0000000007740000-0x000000000777F000-memory.dmp family_redline behavioral1/memory/1296-160-0x0000000007740000-0x000000000777F000-memory.dmp family_redline behavioral1/memory/1296-162-0x0000000007740000-0x000000000777F000-memory.dmp family_redline behavioral1/memory/1296-164-0x0000000007740000-0x000000000777F000-memory.dmp family_redline behavioral1/memory/1296-166-0x0000000007740000-0x000000000777F000-memory.dmp family_redline behavioral1/memory/1296-168-0x0000000007740000-0x000000000777F000-memory.dmp family_redline behavioral1/memory/1296-170-0x0000000007740000-0x000000000777F000-memory.dmp family_redline behavioral1/memory/1296-172-0x0000000007740000-0x000000000777F000-memory.dmp family_redline behavioral1/memory/1296-174-0x0000000007740000-0x000000000777F000-memory.dmp family_redline behavioral1/memory/1296-176-0x0000000007740000-0x000000000777F000-memory.dmp family_redline behavioral1/memory/1296-179-0x0000000004CC0000-0x0000000004CD0000-memory.dmp family_redline behavioral1/memory/1296-178-0x0000000007740000-0x000000000777F000-memory.dmp family_redline behavioral1/memory/1296-182-0x0000000007740000-0x000000000777F000-memory.dmp family_redline behavioral1/memory/1296-185-0x0000000007740000-0x000000000777F000-memory.dmp family_redline behavioral1/memory/1296-187-0x0000000007740000-0x000000000777F000-memory.dmp family_redline behavioral1/memory/1296-189-0x0000000007740000-0x000000000777F000-memory.dmp family_redline behavioral1/memory/1296-191-0x0000000007740000-0x000000000777F000-memory.dmp family_redline behavioral1/memory/1296-193-0x0000000007740000-0x000000000777F000-memory.dmp family_redline behavioral1/memory/1296-195-0x0000000007740000-0x000000000777F000-memory.dmp family_redline behavioral1/memory/1296-197-0x0000000007740000-0x000000000777F000-memory.dmp family_redline behavioral1/memory/1296-199-0x0000000007740000-0x000000000777F000-memory.dmp family_redline behavioral1/memory/1296-201-0x0000000007740000-0x000000000777F000-memory.dmp family_redline behavioral1/memory/1296-203-0x0000000007740000-0x000000000777F000-memory.dmp family_redline behavioral1/memory/1296-205-0x0000000007740000-0x000000000777F000-memory.dmp family_redline behavioral1/memory/1296-209-0x0000000007740000-0x000000000777F000-memory.dmp family_redline behavioral1/memory/1296-207-0x0000000007740000-0x000000000777F000-memory.dmp family_redline behavioral1/memory/1296-211-0x0000000007740000-0x000000000777F000-memory.dmp family_redline behavioral1/memory/1296-213-0x0000000007740000-0x000000000777F000-memory.dmp family_redline behavioral1/memory/1296-215-0x0000000007740000-0x000000000777F000-memory.dmp family_redline behavioral1/memory/1296-217-0x0000000007740000-0x000000000777F000-memory.dmp family_redline behavioral1/memory/1296-219-0x0000000007740000-0x000000000777F000-memory.dmp family_redline behavioral1/memory/1296-221-0x0000000007740000-0x000000000777F000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
pid Process 4344 zibx7569.exe 4884 jr327218.exe 1296 ku614887.exe 4600 lr233852.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" jr327218.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 a4b5680836493fcee2923d44205b780c85c7dc707de9ff2babaa5986f0a56e5e.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\\\"" a4b5680836493fcee2923d44205b780c85c7dc707de9ff2babaa5986f0a56e5e.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce zibx7569.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\\\"" zibx7569.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 1 IoCs
pid pid_target Process procid_target 748 1296 WerFault.exe 88 -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 4884 jr327218.exe 4884 jr327218.exe 1296 ku614887.exe 1296 ku614887.exe 4600 lr233852.exe 4600 lr233852.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 4884 jr327218.exe Token: SeDebugPrivilege 1296 ku614887.exe Token: SeDebugPrivilege 4600 lr233852.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 1872 wrote to memory of 4344 1872 a4b5680836493fcee2923d44205b780c85c7dc707de9ff2babaa5986f0a56e5e.exe 84 PID 1872 wrote to memory of 4344 1872 a4b5680836493fcee2923d44205b780c85c7dc707de9ff2babaa5986f0a56e5e.exe 84 PID 1872 wrote to memory of 4344 1872 a4b5680836493fcee2923d44205b780c85c7dc707de9ff2babaa5986f0a56e5e.exe 84 PID 4344 wrote to memory of 4884 4344 zibx7569.exe 85 PID 4344 wrote to memory of 4884 4344 zibx7569.exe 85 PID 4344 wrote to memory of 1296 4344 zibx7569.exe 88 PID 4344 wrote to memory of 1296 4344 zibx7569.exe 88 PID 4344 wrote to memory of 1296 4344 zibx7569.exe 88 PID 1872 wrote to memory of 4600 1872 a4b5680836493fcee2923d44205b780c85c7dc707de9ff2babaa5986f0a56e5e.exe 92 PID 1872 wrote to memory of 4600 1872 a4b5680836493fcee2923d44205b780c85c7dc707de9ff2babaa5986f0a56e5e.exe 92 PID 1872 wrote to memory of 4600 1872 a4b5680836493fcee2923d44205b780c85c7dc707de9ff2babaa5986f0a56e5e.exe 92
Processes
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C:\Users\Admin\AppData\Local\Temp\a4b5680836493fcee2923d44205b780c85c7dc707de9ff2babaa5986f0a56e5e.exe"C:\Users\Admin\AppData\Local\Temp\a4b5680836493fcee2923d44205b780c85c7dc707de9ff2babaa5986f0a56e5e.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1872 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zibx7569.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\zibx7569.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4344 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr327218.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr327218.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4884
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku614887.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku614887.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1296 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1296 -s 13644⤵
- Program crash
PID:748
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr233852.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr233852.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4600
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 1296 -ip 12961⤵PID:2668
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
176KB
MD5732795064189c74323a164028691a487
SHA193b30ef36dae312ebe4ac401050ab8ddd6fd11fb
SHA256e0a7c1643450fcdd86b4598f7ddc346e45c97af6dce8cab9f7c2b1fd9bc3ed2c
SHA512493039c6968f5d68a25a81e0b6db904163120834e1de07c5adcf79e346d70e38805820667d4957114d9c81b856a64f5a608caac77a54318c67648cfaac1e3472
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Filesize
176KB
MD5732795064189c74323a164028691a487
SHA193b30ef36dae312ebe4ac401050ab8ddd6fd11fb
SHA256e0a7c1643450fcdd86b4598f7ddc346e45c97af6dce8cab9f7c2b1fd9bc3ed2c
SHA512493039c6968f5d68a25a81e0b6db904163120834e1de07c5adcf79e346d70e38805820667d4957114d9c81b856a64f5a608caac77a54318c67648cfaac1e3472
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Filesize
387KB
MD51e1ef347c115ce06967f9b61b61239f6
SHA17597ffe0236a46392a0330f0e11098f638a5d2b4
SHA256e5f49994cf213fceb51422092decd5d10714efa6a2daa8a324b9451220d07b8b
SHA512e83187569d4bbceef46358e8c64cbb7308057facfbeb1f5524eeacb2bbfabc6e3a4cbe6b7b4e02c5c065e09db946abc0c33e9cdefadf24fa981ab3373c46a8ac
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Filesize
387KB
MD51e1ef347c115ce06967f9b61b61239f6
SHA17597ffe0236a46392a0330f0e11098f638a5d2b4
SHA256e5f49994cf213fceb51422092decd5d10714efa6a2daa8a324b9451220d07b8b
SHA512e83187569d4bbceef46358e8c64cbb7308057facfbeb1f5524eeacb2bbfabc6e3a4cbe6b7b4e02c5c065e09db946abc0c33e9cdefadf24fa981ab3373c46a8ac
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Filesize
12KB
MD54bb96cf0ee2a518368a8a60ec8bc8ba4
SHA1d5d6923d5279684ccfbf3bf7a2c28f431ff8f425
SHA2568795c1216cbee8a833f66f735889f923a030dc4e0dc31dd691b3389cade75820
SHA5129fd96beecf0a7b50bc7979514a71140d50ad58096fbcb79b66ac89c6876780ccacf8d5b93a02560a434ae02a42fabc75a9d618759c94a7466a5753e938950fc9
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Filesize
12KB
MD54bb96cf0ee2a518368a8a60ec8bc8ba4
SHA1d5d6923d5279684ccfbf3bf7a2c28f431ff8f425
SHA2568795c1216cbee8a833f66f735889f923a030dc4e0dc31dd691b3389cade75820
SHA5129fd96beecf0a7b50bc7979514a71140d50ad58096fbcb79b66ac89c6876780ccacf8d5b93a02560a434ae02a42fabc75a9d618759c94a7466a5753e938950fc9
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Filesize
342KB
MD5d368aec08479f2f8e2c6e83c26151ba7
SHA1a16b265a4f451f34ce027ae11a4dfad9c7920164
SHA2564ab9c1ef6d0a71105c6947c5034626417b332db0bfc031f1c0bdd72f379368bb
SHA51273e00ba2ed5f707afa2e8508396ad12b665a507ffeb51cfcb9d2d30f142db8c19984001f621fb38b3dd9a8671f071b1ae0632b18e67483134030b2ec3c387b8c
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Filesize
342KB
MD5d368aec08479f2f8e2c6e83c26151ba7
SHA1a16b265a4f451f34ce027ae11a4dfad9c7920164
SHA2564ab9c1ef6d0a71105c6947c5034626417b332db0bfc031f1c0bdd72f379368bb
SHA51273e00ba2ed5f707afa2e8508396ad12b665a507ffeb51cfcb9d2d30f142db8c19984001f621fb38b3dd9a8671f071b1ae0632b18e67483134030b2ec3c387b8c