Analysis
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max time kernel
133s -
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
03-04-2023 19:54
Static task
static1
Behavioral task
behavioral1
Sample
bf7f6edb92cda35f27c0171023062153c9638a45bb250523d0478f917852ef33.exe
Resource
win10v2004-20230220-en
General
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Target
bf7f6edb92cda35f27c0171023062153c9638a45bb250523d0478f917852ef33.exe
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Size
658KB
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MD5
a9085f3050dacc6d14181d7443ffe305
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SHA1
eea690db1f34a67932cea53f5ac3de54b2593353
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SHA256
bf7f6edb92cda35f27c0171023062153c9638a45bb250523d0478f917852ef33
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SHA512
1924dcc3f00255f637f0abf405c12214d510ead5a8e301fffa6ea1d166fd00689dfc8794bcf2cce143d6c7d5bda5eda42bc7919f76431eaf35447ac487dd1cb5
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SSDEEP
12288:KMr/y90TWfyLu5bY/88Ty2fYGeYLt8AErHJ144yzWKuY8vNY/cEBBqj:5ybQabY/8KhgTJm4rKYYkEej
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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Processes:
pro4094.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection pro4094.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro4094.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro4094.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro4094.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro4094.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro4094.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 19 IoCs
Processes:
resource yara_rule behavioral1/memory/3928-191-0x0000000004A70000-0x0000000004AAF000-memory.dmp family_redline behavioral1/memory/3928-192-0x0000000004A70000-0x0000000004AAF000-memory.dmp family_redline behavioral1/memory/3928-196-0x0000000004A70000-0x0000000004AAF000-memory.dmp family_redline behavioral1/memory/3928-198-0x0000000004A70000-0x0000000004AAF000-memory.dmp family_redline behavioral1/memory/3928-194-0x0000000004A70000-0x0000000004AAF000-memory.dmp family_redline behavioral1/memory/3928-200-0x0000000004A70000-0x0000000004AAF000-memory.dmp family_redline behavioral1/memory/3928-203-0x0000000004A70000-0x0000000004AAF000-memory.dmp family_redline behavioral1/memory/3928-210-0x0000000004A70000-0x0000000004AAF000-memory.dmp family_redline behavioral1/memory/3928-207-0x0000000004A70000-0x0000000004AAF000-memory.dmp family_redline behavioral1/memory/3928-212-0x0000000004A70000-0x0000000004AAF000-memory.dmp family_redline behavioral1/memory/3928-214-0x0000000004A70000-0x0000000004AAF000-memory.dmp family_redline behavioral1/memory/3928-216-0x0000000004A70000-0x0000000004AAF000-memory.dmp family_redline behavioral1/memory/3928-218-0x0000000004A70000-0x0000000004AAF000-memory.dmp family_redline behavioral1/memory/3928-220-0x0000000004A70000-0x0000000004AAF000-memory.dmp family_redline behavioral1/memory/3928-222-0x0000000004A70000-0x0000000004AAF000-memory.dmp family_redline behavioral1/memory/3928-224-0x0000000004A70000-0x0000000004AAF000-memory.dmp family_redline behavioral1/memory/3928-226-0x0000000004A70000-0x0000000004AAF000-memory.dmp family_redline behavioral1/memory/3928-228-0x0000000004A70000-0x0000000004AAF000-memory.dmp family_redline behavioral1/memory/3928-1112-0x0000000004AE0000-0x0000000004AF0000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
Processes:
un368506.exepro4094.exequ6658.exesi618233.exepid process 3176 un368506.exe 3236 pro4094.exe 3928 qu6658.exe 2020 si618233.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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Processes:
pro4094.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features pro4094.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" pro4094.exe -
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
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Adds Run key to start application 2 TTPs 4 IoCs
Processes:
un368506.exebf7f6edb92cda35f27c0171023062153c9638a45bb250523d0478f917852ef33.exedescription ioc process Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce un368506.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\\\"" un368506.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce bf7f6edb92cda35f27c0171023062153c9638a45bb250523d0478f917852ef33.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\\\"" bf7f6edb92cda35f27c0171023062153c9638a45bb250523d0478f917852ef33.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.
Processes:
sc.exepid process 3884 sc.exe -
Program crash 2 IoCs
Processes:
WerFault.exeWerFault.exepid pid_target process target process 1328 3236 WerFault.exe pro4094.exe 264 3928 WerFault.exe qu6658.exe -
Suspicious behavior: EnumeratesProcesses 6 IoCs
Processes:
pro4094.exequ6658.exesi618233.exepid process 3236 pro4094.exe 3236 pro4094.exe 3928 qu6658.exe 3928 qu6658.exe 2020 si618233.exe 2020 si618233.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
pro4094.exequ6658.exesi618233.exedescription pid process Token: SeDebugPrivilege 3236 pro4094.exe Token: SeDebugPrivilege 3928 qu6658.exe Token: SeDebugPrivilege 2020 si618233.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
bf7f6edb92cda35f27c0171023062153c9638a45bb250523d0478f917852ef33.exeun368506.exedescription pid process target process PID 1168 wrote to memory of 3176 1168 bf7f6edb92cda35f27c0171023062153c9638a45bb250523d0478f917852ef33.exe un368506.exe PID 1168 wrote to memory of 3176 1168 bf7f6edb92cda35f27c0171023062153c9638a45bb250523d0478f917852ef33.exe un368506.exe PID 1168 wrote to memory of 3176 1168 bf7f6edb92cda35f27c0171023062153c9638a45bb250523d0478f917852ef33.exe un368506.exe PID 3176 wrote to memory of 3236 3176 un368506.exe pro4094.exe PID 3176 wrote to memory of 3236 3176 un368506.exe pro4094.exe PID 3176 wrote to memory of 3236 3176 un368506.exe pro4094.exe PID 3176 wrote to memory of 3928 3176 un368506.exe qu6658.exe PID 3176 wrote to memory of 3928 3176 un368506.exe qu6658.exe PID 3176 wrote to memory of 3928 3176 un368506.exe qu6658.exe PID 1168 wrote to memory of 2020 1168 bf7f6edb92cda35f27c0171023062153c9638a45bb250523d0478f917852ef33.exe si618233.exe PID 1168 wrote to memory of 2020 1168 bf7f6edb92cda35f27c0171023062153c9638a45bb250523d0478f917852ef33.exe si618233.exe PID 1168 wrote to memory of 2020 1168 bf7f6edb92cda35f27c0171023062153c9638a45bb250523d0478f917852ef33.exe si618233.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\bf7f6edb92cda35f27c0171023062153c9638a45bb250523d0478f917852ef33.exe"C:\Users\Admin\AppData\Local\Temp\bf7f6edb92cda35f27c0171023062153c9638a45bb250523d0478f917852ef33.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:1168 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un368506.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un368506.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:3176 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro4094.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro4094.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3236 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3236 -s 10804⤵
- Program crash
PID:1328
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu6658.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu6658.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3928 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3928 -s 15444⤵
- Program crash
PID:264
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si618233.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si618233.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2020
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 3236 -ip 32361⤵PID:4592
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 3928 -ip 39281⤵PID:836
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C:\Windows\system32\sc.exeC:\Windows\system32\sc.exe start wuauserv1⤵
- Launches sc.exe
PID:3884
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
175KB
MD56d27d8e60046fd31858d746404fe061e
SHA18a3217bd4d373a0092d2e8e27f163041a52664a1
SHA256c71b3d7231c1580c95f701eb631528d925b427a8f8bf108aff33d7d2366778a8
SHA5124f5a811a16bea04e621d5336376af96d2120d3b38c7884279ea9f9936518a384446cb0ada7af4ffc019f6b3f2965f0b84181b13d0378706a31156804e251602a
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Filesize
175KB
MD56d27d8e60046fd31858d746404fe061e
SHA18a3217bd4d373a0092d2e8e27f163041a52664a1
SHA256c71b3d7231c1580c95f701eb631528d925b427a8f8bf108aff33d7d2366778a8
SHA5124f5a811a16bea04e621d5336376af96d2120d3b38c7884279ea9f9936518a384446cb0ada7af4ffc019f6b3f2965f0b84181b13d0378706a31156804e251602a
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Filesize
516KB
MD52c67c46f00aabfba4c9d1e9c73e831f9
SHA185d3d68b6d41450d4d3117491fcc87dd776a100b
SHA256186b67b2331c0d4ddb963aecb6b92578485399282cc5a90b9e028342d0143d08
SHA512d15d4fbbf514166f77c92a34a13c089e93d49c734b6f0bf6a8b8ea9455d5a850db6bd8502ff132d00a7c200935f5b13ac037fd192aa02344904271d0854363bc
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Filesize
516KB
MD52c67c46f00aabfba4c9d1e9c73e831f9
SHA185d3d68b6d41450d4d3117491fcc87dd776a100b
SHA256186b67b2331c0d4ddb963aecb6b92578485399282cc5a90b9e028342d0143d08
SHA512d15d4fbbf514166f77c92a34a13c089e93d49c734b6f0bf6a8b8ea9455d5a850db6bd8502ff132d00a7c200935f5b13ac037fd192aa02344904271d0854363bc
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Filesize
235KB
MD536b18551c385c4567a0a78e43d16a490
SHA16a3a708d0d527553782a4ae53ce698f5797dd802
SHA2566962f8bca88bb77b14f26dc1974d80e39f566e3a7dbdfc49fbe797b52833446a
SHA512ab79ca99b5dff789eb36a6ae38f015e6ac1fdd1390be4e2f5ad654240a014e3b3849e7240e9703b93e7d0a21b5b774eb915f07668378aee1abcf5604a592136c
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Filesize
235KB
MD536b18551c385c4567a0a78e43d16a490
SHA16a3a708d0d527553782a4ae53ce698f5797dd802
SHA2566962f8bca88bb77b14f26dc1974d80e39f566e3a7dbdfc49fbe797b52833446a
SHA512ab79ca99b5dff789eb36a6ae38f015e6ac1fdd1390be4e2f5ad654240a014e3b3849e7240e9703b93e7d0a21b5b774eb915f07668378aee1abcf5604a592136c
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Filesize
294KB
MD5c25f8ead2aef105ce3da1d0d44f56a22
SHA1cc82512176b955d4dacf3e70203efcfa43de51cb
SHA256267861a5d9349578b0fd2036c6afe2eb7acf0a561b829d890668339685b7c1b1
SHA5123805b050c89dc1b6ff10508baf0078f28e0e09fb90985d508374d6ecc784a05a0c3086b9e0cc79ceb62c0300d67cf5317aedeac29b39eba6d1b46a14c30b7e0e
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Filesize
294KB
MD5c25f8ead2aef105ce3da1d0d44f56a22
SHA1cc82512176b955d4dacf3e70203efcfa43de51cb
SHA256267861a5d9349578b0fd2036c6afe2eb7acf0a561b829d890668339685b7c1b1
SHA5123805b050c89dc1b6ff10508baf0078f28e0e09fb90985d508374d6ecc784a05a0c3086b9e0cc79ceb62c0300d67cf5317aedeac29b39eba6d1b46a14c30b7e0e