Analysis
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max time kernel
142s -
max time network
126s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
23/03/2023, 15:32
Static task
static1
Behavioral task
behavioral1
Sample
107674689a0e647ab0c3b5eef8b81a7a15f1b48aa210d9d32c02ed056f6668f5.exe
Resource
win10v2004-20230220-en
General
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Target
107674689a0e647ab0c3b5eef8b81a7a15f1b48aa210d9d32c02ed056f6668f5.exe
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Size
679KB
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MD5
0de62bb87a44d11569ebc0bafcd86381
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SHA1
d2ccad334ebfb9cd0204eafd28eed3c39a584ee2
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SHA256
107674689a0e647ab0c3b5eef8b81a7a15f1b48aa210d9d32c02ed056f6668f5
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SHA512
b139786becf43ed1820bfd9918a4927f11ef141b50737defc387f0cd1daf4f1416609003306053e637504dc1a0d2259b07d1462f1e90639da33f161ee1f24ae4
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SSDEEP
12288:qH1pUm5YOZdyT8xt49RuwydFaySKZ0koWb0QNRnZfB/4fW6z99:mMCdyee9RuwSayShHWbpdBQfWQ99
Malware Config
Extracted
redline
down
193.233.20.31:4125
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auth_value
12c31a90c72f5efae8c053a0bd339381
Extracted
redline
real
193.233.20.31:4125
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auth_value
bb22a50228754849387d5f4d1611e71b
Signatures
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description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection jr664407.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" jr664407.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" jr664407.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" jr664407.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" jr664407.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" jr664407.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/1276-158-0x00000000029F0000-0x0000000002A2E000-memory.dmp family_redline behavioral1/memory/1276-159-0x00000000029F0000-0x0000000002A2E000-memory.dmp family_redline behavioral1/memory/1276-163-0x0000000004F90000-0x0000000004FA0000-memory.dmp family_redline behavioral1/memory/1276-162-0x00000000029F0000-0x0000000002A2E000-memory.dmp family_redline behavioral1/memory/1276-166-0x0000000004F90000-0x0000000004FA0000-memory.dmp family_redline behavioral1/memory/1276-165-0x00000000029F0000-0x0000000002A2E000-memory.dmp family_redline behavioral1/memory/1276-168-0x00000000029F0000-0x0000000002A2E000-memory.dmp family_redline behavioral1/memory/1276-170-0x00000000029F0000-0x0000000002A2E000-memory.dmp family_redline behavioral1/memory/1276-174-0x00000000029F0000-0x0000000002A2E000-memory.dmp family_redline behavioral1/memory/1276-172-0x00000000029F0000-0x0000000002A2E000-memory.dmp family_redline behavioral1/memory/1276-176-0x00000000029F0000-0x0000000002A2E000-memory.dmp family_redline behavioral1/memory/1276-178-0x00000000029F0000-0x0000000002A2E000-memory.dmp family_redline behavioral1/memory/1276-180-0x00000000029F0000-0x0000000002A2E000-memory.dmp family_redline behavioral1/memory/1276-182-0x00000000029F0000-0x0000000002A2E000-memory.dmp family_redline behavioral1/memory/1276-184-0x00000000029F0000-0x0000000002A2E000-memory.dmp family_redline behavioral1/memory/1276-186-0x00000000029F0000-0x0000000002A2E000-memory.dmp family_redline behavioral1/memory/1276-188-0x00000000029F0000-0x0000000002A2E000-memory.dmp family_redline behavioral1/memory/1276-190-0x00000000029F0000-0x0000000002A2E000-memory.dmp family_redline behavioral1/memory/1276-192-0x00000000029F0000-0x0000000002A2E000-memory.dmp family_redline behavioral1/memory/1276-194-0x00000000029F0000-0x0000000002A2E000-memory.dmp family_redline behavioral1/memory/1276-196-0x00000000029F0000-0x0000000002A2E000-memory.dmp family_redline behavioral1/memory/1276-198-0x00000000029F0000-0x0000000002A2E000-memory.dmp family_redline behavioral1/memory/1276-200-0x00000000029F0000-0x0000000002A2E000-memory.dmp family_redline behavioral1/memory/1276-202-0x00000000029F0000-0x0000000002A2E000-memory.dmp family_redline behavioral1/memory/1276-204-0x00000000029F0000-0x0000000002A2E000-memory.dmp family_redline behavioral1/memory/1276-206-0x00000000029F0000-0x0000000002A2E000-memory.dmp family_redline behavioral1/memory/1276-208-0x00000000029F0000-0x0000000002A2E000-memory.dmp family_redline behavioral1/memory/1276-210-0x00000000029F0000-0x0000000002A2E000-memory.dmp family_redline behavioral1/memory/1276-212-0x00000000029F0000-0x0000000002A2E000-memory.dmp family_redline behavioral1/memory/1276-214-0x00000000029F0000-0x0000000002A2E000-memory.dmp family_redline behavioral1/memory/1276-216-0x00000000029F0000-0x0000000002A2E000-memory.dmp family_redline behavioral1/memory/1276-218-0x00000000029F0000-0x0000000002A2E000-memory.dmp family_redline behavioral1/memory/1276-220-0x00000000029F0000-0x0000000002A2E000-memory.dmp family_redline behavioral1/memory/1276-222-0x00000000029F0000-0x0000000002A2E000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
pid Process 2276 ziyu1605.exe 4540 jr664407.exe 1276 ku396740.exe 1896 lr127957.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" jr664407.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 107674689a0e647ab0c3b5eef8b81a7a15f1b48aa210d9d32c02ed056f6668f5.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\\\"" 107674689a0e647ab0c3b5eef8b81a7a15f1b48aa210d9d32c02ed056f6668f5.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce ziyu1605.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\\\"" ziyu1605.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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Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 3168 sc.exe -
Program crash 2 IoCs
pid pid_target Process procid_target 1764 1276 WerFault.exe 90 440 4176 WerFault.exe 84 -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 4540 jr664407.exe 4540 jr664407.exe 1276 ku396740.exe 1276 ku396740.exe 1896 lr127957.exe 1896 lr127957.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 4540 jr664407.exe Token: SeDebugPrivilege 1276 ku396740.exe Token: SeDebugPrivilege 1896 lr127957.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 4176 wrote to memory of 2276 4176 107674689a0e647ab0c3b5eef8b81a7a15f1b48aa210d9d32c02ed056f6668f5.exe 85 PID 4176 wrote to memory of 2276 4176 107674689a0e647ab0c3b5eef8b81a7a15f1b48aa210d9d32c02ed056f6668f5.exe 85 PID 4176 wrote to memory of 2276 4176 107674689a0e647ab0c3b5eef8b81a7a15f1b48aa210d9d32c02ed056f6668f5.exe 85 PID 2276 wrote to memory of 4540 2276 ziyu1605.exe 86 PID 2276 wrote to memory of 4540 2276 ziyu1605.exe 86 PID 2276 wrote to memory of 1276 2276 ziyu1605.exe 90 PID 2276 wrote to memory of 1276 2276 ziyu1605.exe 90 PID 2276 wrote to memory of 1276 2276 ziyu1605.exe 90 PID 4176 wrote to memory of 1896 4176 107674689a0e647ab0c3b5eef8b81a7a15f1b48aa210d9d32c02ed056f6668f5.exe 93 PID 4176 wrote to memory of 1896 4176 107674689a0e647ab0c3b5eef8b81a7a15f1b48aa210d9d32c02ed056f6668f5.exe 93 PID 4176 wrote to memory of 1896 4176 107674689a0e647ab0c3b5eef8b81a7a15f1b48aa210d9d32c02ed056f6668f5.exe 93
Processes
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C:\Users\Admin\AppData\Local\Temp\107674689a0e647ab0c3b5eef8b81a7a15f1b48aa210d9d32c02ed056f6668f5.exe"C:\Users\Admin\AppData\Local\Temp\107674689a0e647ab0c3b5eef8b81a7a15f1b48aa210d9d32c02ed056f6668f5.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:4176 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziyu1605.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziyu1605.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2276 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr664407.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr664407.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4540
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku396740.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku396740.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1276 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1276 -s 9684⤵
- Program crash
PID:1764
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr127957.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr127957.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1896
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4176 -s 5122⤵
- Program crash
PID:440
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 484 -p 1276 -ip 12761⤵PID:2912
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 568 -p 4176 -ip 41761⤵PID:3936
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe start wuauserv1⤵
- Launches sc.exe
PID:3168
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
175KB
MD541707338e1e2d868aa699ac0dd2e77b0
SHA136e0dfba09f9fb409faf0f9a99217d0d0c524b82
SHA2568d2a5ba6ae16aa5ee13382edb585c480b6bf2db098427ffe5f8d55323ded7557
SHA51280c66cbf19f6b2cc2e979b1fd1769cf45957761fa3f94b33fc194f88379b57ec9327a86ce374c6dc25334b44e4e8aa518a5d0d03ddb4f4eddfdfe8ddfc9fb6f2
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Filesize
175KB
MD541707338e1e2d868aa699ac0dd2e77b0
SHA136e0dfba09f9fb409faf0f9a99217d0d0c524b82
SHA2568d2a5ba6ae16aa5ee13382edb585c480b6bf2db098427ffe5f8d55323ded7557
SHA51280c66cbf19f6b2cc2e979b1fd1769cf45957761fa3f94b33fc194f88379b57ec9327a86ce374c6dc25334b44e4e8aa518a5d0d03ddb4f4eddfdfe8ddfc9fb6f2
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Filesize
402KB
MD5518b04ba64616f0c983c465195bb272b
SHA1725a5976fabf6827df5618081a05d3bc852aad9a
SHA256dca49399288362d252e53016e407897b9951c58c4de6ce1e3b17bb0289293985
SHA5121c2b119e79f1f58af1062dd1cc72558e48b5cf871dbad79d8d4f34938c46156dddb9675850ca059700a27e88ef8edf8bc62b95ed35f56a39b7881df360596731
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Filesize
402KB
MD5518b04ba64616f0c983c465195bb272b
SHA1725a5976fabf6827df5618081a05d3bc852aad9a
SHA256dca49399288362d252e53016e407897b9951c58c4de6ce1e3b17bb0289293985
SHA5121c2b119e79f1f58af1062dd1cc72558e48b5cf871dbad79d8d4f34938c46156dddb9675850ca059700a27e88ef8edf8bc62b95ed35f56a39b7881df360596731
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Filesize
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
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Filesize
11KB
MD57e93bacbbc33e6652e147e7fe07572a0
SHA1421a7167da01c8da4dc4d5234ca3dd84e319e762
SHA256850cd190aaeebcf1505674d97f51756f325e650320eaf76785d954223a9bee38
SHA512250169d7b6fcebff400be89edae8340f14130ced70c340ba9da9f225f62b52b35f6645bfb510962efb866f988688cb42392561d3e6b72194bc89d310ea43aa91
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Filesize
349KB
MD52d2e7f883609b2952e13fc14f1055ddc
SHA17cd63c64d30e026f9f6be9afabde1f463685f082
SHA256cccad3304cfc62139cc7e78a31b2246f7112336573d690eb05036c70d2ee8c7b
SHA512412768cc8e7e1b4f454a9425fb16ef64b4fecdb13793567e57011eb7db50c30e8717560b2a677b37c8b48bf6da036e4967ceda81e697006b80186bbd36f08828
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Filesize
349KB
MD52d2e7f883609b2952e13fc14f1055ddc
SHA17cd63c64d30e026f9f6be9afabde1f463685f082
SHA256cccad3304cfc62139cc7e78a31b2246f7112336573d690eb05036c70d2ee8c7b
SHA512412768cc8e7e1b4f454a9425fb16ef64b4fecdb13793567e57011eb7db50c30e8717560b2a677b37c8b48bf6da036e4967ceda81e697006b80186bbd36f08828