Analysis
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max time kernel
121s -
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
24-03-2023 13:44
Static task
static1
Behavioral task
behavioral1
Sample
537114d5c125fd7798ed4ea8ba88a2016c5c35ef52500f08eae4c17f8212fd9c.exe
Resource
win10v2004-20230220-en
General
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Target
537114d5c125fd7798ed4ea8ba88a2016c5c35ef52500f08eae4c17f8212fd9c.exe
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Size
683KB
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MD5
9cef443f546221345fd790fd9d4ac798
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SHA1
6d9b0cb2dbf1ba6e4d9ea18c4d659dd0d4e5e63f
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SHA256
537114d5c125fd7798ed4ea8ba88a2016c5c35ef52500f08eae4c17f8212fd9c
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SHA512
f5c77dcef73f8ab7516b212c653b20321f75c556b2020fda07d3da3b67d042c23f004d0e629f228ca90a805ac9748b51bbf5c9a65e0510c27b8258e79291cf2f
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SSDEEP
12288:ta1/Bcuj0BmeF0ro69uQ1An3M65EUwd9pnAYFbHTtn6XtJSYr317NkExf:tanIEBrh9uQ1Ycp7pFbHymkJNp
Malware Config
Extracted
redline
down
193.233.20.31:4125
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auth_value
12c31a90c72f5efae8c053a0bd339381
Extracted
redline
hero
193.233.20.31:4125
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auth_value
11f3c75a88ca461bcc8d6bf60a1193e3
Signatures
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description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection jr477595.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" jr477595.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" jr477595.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" jr477595.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" jr477595.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" jr477595.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 32 IoCs
resource yara_rule behavioral1/memory/4580-161-0x00000000072C0000-0x00000000072FE000-memory.dmp family_redline behavioral1/memory/4580-162-0x00000000072C0000-0x00000000072FE000-memory.dmp family_redline behavioral1/memory/4580-164-0x00000000072C0000-0x00000000072FE000-memory.dmp family_redline behavioral1/memory/4580-166-0x00000000072C0000-0x00000000072FE000-memory.dmp family_redline behavioral1/memory/4580-168-0x00000000072C0000-0x00000000072FE000-memory.dmp family_redline behavioral1/memory/4580-170-0x00000000072C0000-0x00000000072FE000-memory.dmp family_redline behavioral1/memory/4580-172-0x00000000072C0000-0x00000000072FE000-memory.dmp family_redline behavioral1/memory/4580-174-0x00000000072C0000-0x00000000072FE000-memory.dmp family_redline behavioral1/memory/4580-176-0x00000000072C0000-0x00000000072FE000-memory.dmp family_redline behavioral1/memory/4580-178-0x00000000072C0000-0x00000000072FE000-memory.dmp family_redline behavioral1/memory/4580-180-0x00000000072C0000-0x00000000072FE000-memory.dmp family_redline behavioral1/memory/4580-182-0x00000000072C0000-0x00000000072FE000-memory.dmp family_redline behavioral1/memory/4580-184-0x00000000072C0000-0x00000000072FE000-memory.dmp family_redline behavioral1/memory/4580-186-0x00000000072C0000-0x00000000072FE000-memory.dmp family_redline behavioral1/memory/4580-188-0x00000000072C0000-0x00000000072FE000-memory.dmp family_redline behavioral1/memory/4580-190-0x00000000072C0000-0x00000000072FE000-memory.dmp family_redline behavioral1/memory/4580-192-0x00000000072C0000-0x00000000072FE000-memory.dmp family_redline behavioral1/memory/4580-194-0x00000000072C0000-0x00000000072FE000-memory.dmp family_redline behavioral1/memory/4580-196-0x00000000072C0000-0x00000000072FE000-memory.dmp family_redline behavioral1/memory/4580-198-0x00000000072C0000-0x00000000072FE000-memory.dmp family_redline behavioral1/memory/4580-200-0x00000000072C0000-0x00000000072FE000-memory.dmp family_redline behavioral1/memory/4580-202-0x00000000072C0000-0x00000000072FE000-memory.dmp family_redline behavioral1/memory/4580-204-0x00000000072C0000-0x00000000072FE000-memory.dmp family_redline behavioral1/memory/4580-206-0x00000000072C0000-0x00000000072FE000-memory.dmp family_redline behavioral1/memory/4580-208-0x00000000072C0000-0x00000000072FE000-memory.dmp family_redline behavioral1/memory/4580-210-0x00000000072C0000-0x00000000072FE000-memory.dmp family_redline behavioral1/memory/4580-212-0x00000000072C0000-0x00000000072FE000-memory.dmp family_redline behavioral1/memory/4580-214-0x00000000072C0000-0x00000000072FE000-memory.dmp family_redline behavioral1/memory/4580-216-0x00000000072C0000-0x00000000072FE000-memory.dmp family_redline behavioral1/memory/4580-218-0x00000000072C0000-0x00000000072FE000-memory.dmp family_redline behavioral1/memory/4580-220-0x00000000072C0000-0x00000000072FE000-memory.dmp family_redline behavioral1/memory/4580-222-0x00000000072C0000-0x00000000072FE000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
pid Process 1324 ziMq8281.exe 2192 jr477595.exe 4580 ku476315.exe 3228 lr004874.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" jr477595.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 537114d5c125fd7798ed4ea8ba88a2016c5c35ef52500f08eae4c17f8212fd9c.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\\\"" 537114d5c125fd7798ed4ea8ba88a2016c5c35ef52500f08eae4c17f8212fd9c.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce ziMq8281.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\\\"" ziMq8281.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 1284 4580 WerFault.exe 92 2600 3112 WerFault.exe 85 -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 2192 jr477595.exe 2192 jr477595.exe 4580 ku476315.exe 4580 ku476315.exe 3228 lr004874.exe 3228 lr004874.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 2192 jr477595.exe Token: SeDebugPrivilege 4580 ku476315.exe Token: SeDebugPrivilege 3228 lr004874.exe -
Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 3112 wrote to memory of 1324 3112 537114d5c125fd7798ed4ea8ba88a2016c5c35ef52500f08eae4c17f8212fd9c.exe 86 PID 3112 wrote to memory of 1324 3112 537114d5c125fd7798ed4ea8ba88a2016c5c35ef52500f08eae4c17f8212fd9c.exe 86 PID 3112 wrote to memory of 1324 3112 537114d5c125fd7798ed4ea8ba88a2016c5c35ef52500f08eae4c17f8212fd9c.exe 86 PID 1324 wrote to memory of 2192 1324 ziMq8281.exe 87 PID 1324 wrote to memory of 2192 1324 ziMq8281.exe 87 PID 1324 wrote to memory of 4580 1324 ziMq8281.exe 92 PID 1324 wrote to memory of 4580 1324 ziMq8281.exe 92 PID 1324 wrote to memory of 4580 1324 ziMq8281.exe 92 PID 3112 wrote to memory of 3228 3112 537114d5c125fd7798ed4ea8ba88a2016c5c35ef52500f08eae4c17f8212fd9c.exe 99 PID 3112 wrote to memory of 3228 3112 537114d5c125fd7798ed4ea8ba88a2016c5c35ef52500f08eae4c17f8212fd9c.exe 99 PID 3112 wrote to memory of 3228 3112 537114d5c125fd7798ed4ea8ba88a2016c5c35ef52500f08eae4c17f8212fd9c.exe 99
Processes
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C:\Users\Admin\AppData\Local\Temp\537114d5c125fd7798ed4ea8ba88a2016c5c35ef52500f08eae4c17f8212fd9c.exe"C:\Users\Admin\AppData\Local\Temp\537114d5c125fd7798ed4ea8ba88a2016c5c35ef52500f08eae4c17f8212fd9c.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3112 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziMq8281.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\ziMq8281.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1324 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr477595.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\jr477595.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2192
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku476315.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\ku476315.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4580 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4580 -s 19004⤵
- Program crash
PID:1284
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr004874.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\lr004874.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3228
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3112 -s 4202⤵
- Program crash
PID:2600
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 4580 -ip 45801⤵PID:2312
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 3112 -ip 31121⤵PID:384
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
175KB
MD57c11dfe7837f2079d50113de0e973682
SHA1fae072addd4d56ab67d08ab82da4aac5d7223960
SHA256442d9cc0073a6d45abbed64eb9891912091d444fe4dd368924d1b8cf7c59e65b
SHA51206085d23ead5955185736af64754c343a796af98b68c8013ba20b19a5c52eb92066698b86633d54438fe6ad5455c3c3c4625cf03d15439ab486e22388bd8cab7
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Filesize
175KB
MD57c11dfe7837f2079d50113de0e973682
SHA1fae072addd4d56ab67d08ab82da4aac5d7223960
SHA256442d9cc0073a6d45abbed64eb9891912091d444fe4dd368924d1b8cf7c59e65b
SHA51206085d23ead5955185736af64754c343a796af98b68c8013ba20b19a5c52eb92066698b86633d54438fe6ad5455c3c3c4625cf03d15439ab486e22388bd8cab7
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Filesize
397KB
MD50674953a6ce8e90fa5eaf5b3aa02acd3
SHA1acad357cf763d76ecffd59510bfde652fb989489
SHA2569dc35080a08766b6fdf0b7f754327e99be4bf9a3c10923564abadf9ee3995d19
SHA51297f3f011ac6cba0ad8098433a7cc09c0aa501454e833e3d8c0c3b3be3b0cc9bc81025db1b5d0a366ba17717e7041d8469cbd4b308b1e5d0076bbe6290e5719de
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Filesize
397KB
MD50674953a6ce8e90fa5eaf5b3aa02acd3
SHA1acad357cf763d76ecffd59510bfde652fb989489
SHA2569dc35080a08766b6fdf0b7f754327e99be4bf9a3c10923564abadf9ee3995d19
SHA51297f3f011ac6cba0ad8098433a7cc09c0aa501454e833e3d8c0c3b3be3b0cc9bc81025db1b5d0a366ba17717e7041d8469cbd4b308b1e5d0076bbe6290e5719de
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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
356KB
MD5514c6396bc83dc88a5b4a92d2dfade3c
SHA15a75f4abfc9295f4cce7b3fa3a6ec05fbe2a0a30
SHA256d41ff3d76a006581edafcf6d0fd07b676edb5e54e5092b7381ac73c4339c0b0a
SHA512c98b1dde1581de8c148edc7c04819286b8843bc3851083e367d6e293afff41dd359ab0778a82d8fc2163121be3cd316696aa3641d6bcb1644d935401caf97c17
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Filesize
356KB
MD5514c6396bc83dc88a5b4a92d2dfade3c
SHA15a75f4abfc9295f4cce7b3fa3a6ec05fbe2a0a30
SHA256d41ff3d76a006581edafcf6d0fd07b676edb5e54e5092b7381ac73c4339c0b0a
SHA512c98b1dde1581de8c148edc7c04819286b8843bc3851083e367d6e293afff41dd359ab0778a82d8fc2163121be3cd316696aa3641d6bcb1644d935401caf97c17