Analysis
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max time kernel
61s -
max time network
128s -
platform
windows10-2004_x64 -
resource
win10v2004-20230221-en -
resource tags
arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system -
submitted
03-04-2023 07:53
Static task
static1
Behavioral task
behavioral1
Sample
7981bddcef9c90c3853c5891c8ccb3c12a9a6eed3c4fe8ed6eb1064bc926cb7e.exe
Resource
win10v2004-20230221-en
General
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Target
7981bddcef9c90c3853c5891c8ccb3c12a9a6eed3c4fe8ed6eb1064bc926cb7e.exe
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Size
660KB
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MD5
4b9282bd69cd221f579c04727949c43f
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SHA1
d0faaa58aefa30180bb8076fc68611606f34c954
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SHA256
7981bddcef9c90c3853c5891c8ccb3c12a9a6eed3c4fe8ed6eb1064bc926cb7e
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SHA512
2a33c13db3809ca5d06a3fb575040e7cdabc52d0126d5c41aa07abe701374b345a61e8fe67bcd5f3886097f1bc0ea238dc2fd9bde0747fd62b5085aa3cf0581f
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SSDEEP
12288:0MrSy90nuJScNO7GJUIKU1Ei5PsG+NyJ+36P6qnTmcoQMFl9:+yl0G0I5mi5EG+wJK6P6qnThkFl9
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\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableIOAVProtection = "1" pro9460.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableOnAccessProtection = "1" pro9460.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableRealtimeMonitoring = "1" pro9460.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableScanOnRealtimeEnable = "1" pro9460.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection pro9460.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Policies\Microsoft\Windows Defender\Real-Time Protection\DisableBehaviorMonitoring = "1" pro9460.exe -
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine payload 18 IoCs
resource yara_rule behavioral1/memory/1984-191-0x00000000023A0000-0x00000000023DF000-memory.dmp family_redline behavioral1/memory/1984-192-0x00000000023A0000-0x00000000023DF000-memory.dmp family_redline behavioral1/memory/1984-194-0x00000000023A0000-0x00000000023DF000-memory.dmp family_redline behavioral1/memory/1984-196-0x00000000023A0000-0x00000000023DF000-memory.dmp family_redline behavioral1/memory/1984-198-0x00000000023A0000-0x00000000023DF000-memory.dmp family_redline behavioral1/memory/1984-200-0x00000000023A0000-0x00000000023DF000-memory.dmp family_redline behavioral1/memory/1984-202-0x00000000023A0000-0x00000000023DF000-memory.dmp family_redline behavioral1/memory/1984-204-0x00000000023A0000-0x00000000023DF000-memory.dmp family_redline behavioral1/memory/1984-206-0x00000000023A0000-0x00000000023DF000-memory.dmp family_redline behavioral1/memory/1984-208-0x00000000023A0000-0x00000000023DF000-memory.dmp family_redline behavioral1/memory/1984-210-0x00000000023A0000-0x00000000023DF000-memory.dmp family_redline behavioral1/memory/1984-212-0x00000000023A0000-0x00000000023DF000-memory.dmp family_redline behavioral1/memory/1984-214-0x00000000023A0000-0x00000000023DF000-memory.dmp family_redline behavioral1/memory/1984-219-0x00000000023A0000-0x00000000023DF000-memory.dmp family_redline behavioral1/memory/1984-222-0x00000000023A0000-0x00000000023DF000-memory.dmp family_redline behavioral1/memory/1984-224-0x00000000023A0000-0x00000000023DF000-memory.dmp family_redline behavioral1/memory/1984-226-0x00000000023A0000-0x00000000023DF000-memory.dmp family_redline behavioral1/memory/1984-228-0x00000000023A0000-0x00000000023DF000-memory.dmp family_redline -
Executes dropped EXE 4 IoCs
pid Process 2540 un541869.exe 3964 pro9460.exe 1984 qu0059.exe 3828 si694212.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 pro9460.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows Defender\Features\TamperProtection = "0" pro9460.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 7981bddcef9c90c3853c5891c8ccb3c12a9a6eed3c4fe8ed6eb1064bc926cb7e.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\\\"" 7981bddcef9c90c3853c5891c8ccb3c12a9a6eed3c4fe8ed6eb1064bc926cb7e.exe Key created \REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce un541869.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\\\"" un541869.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 3912 3964 WerFault.exe 83 836 1984 WerFault.exe 89 -
Suspicious behavior: EnumeratesProcesses 6 IoCs
pid Process 3964 pro9460.exe 3964 pro9460.exe 1984 qu0059.exe 1984 qu0059.exe 3828 si694212.exe 3828 si694212.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 3964 pro9460.exe Token: SeDebugPrivilege 1984 qu0059.exe Token: SeDebugPrivilege 3828 si694212.exe -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 2612 wrote to memory of 2540 2612 7981bddcef9c90c3853c5891c8ccb3c12a9a6eed3c4fe8ed6eb1064bc926cb7e.exe 82 PID 2612 wrote to memory of 2540 2612 7981bddcef9c90c3853c5891c8ccb3c12a9a6eed3c4fe8ed6eb1064bc926cb7e.exe 82 PID 2612 wrote to memory of 2540 2612 7981bddcef9c90c3853c5891c8ccb3c12a9a6eed3c4fe8ed6eb1064bc926cb7e.exe 82 PID 2540 wrote to memory of 3964 2540 un541869.exe 83 PID 2540 wrote to memory of 3964 2540 un541869.exe 83 PID 2540 wrote to memory of 3964 2540 un541869.exe 83 PID 2540 wrote to memory of 1984 2540 un541869.exe 89 PID 2540 wrote to memory of 1984 2540 un541869.exe 89 PID 2540 wrote to memory of 1984 2540 un541869.exe 89 PID 2612 wrote to memory of 3828 2612 7981bddcef9c90c3853c5891c8ccb3c12a9a6eed3c4fe8ed6eb1064bc926cb7e.exe 93 PID 2612 wrote to memory of 3828 2612 7981bddcef9c90c3853c5891c8ccb3c12a9a6eed3c4fe8ed6eb1064bc926cb7e.exe 93 PID 2612 wrote to memory of 3828 2612 7981bddcef9c90c3853c5891c8ccb3c12a9a6eed3c4fe8ed6eb1064bc926cb7e.exe 93
Processes
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C:\Users\Admin\AppData\Local\Temp\7981bddcef9c90c3853c5891c8ccb3c12a9a6eed3c4fe8ed6eb1064bc926cb7e.exe"C:\Users\Admin\AppData\Local\Temp\7981bddcef9c90c3853c5891c8ccb3c12a9a6eed3c4fe8ed6eb1064bc926cb7e.exe"1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2612 -
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un541869.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\un541869.exe2⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:2540 -
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro9460.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\pro9460.exe3⤵
- Modifies Windows Defender Real-time Protection settings
- Executes dropped EXE
- Windows security modification
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3964 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3964 -s 10044⤵
- Program crash
PID:3912
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C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu0059.exeC:\Users\Admin\AppData\Local\Temp\IXP001.TMP\qu0059.exe3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1984 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1984 -s 13644⤵
- Program crash
PID:836
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C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si694212.exeC:\Users\Admin\AppData\Local\Temp\IXP000.TMP\si694212.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3828
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 3964 -ip 39641⤵PID:432
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 552 -p 1984 -ip 19841⤵PID:3512
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
176KB
MD542b6a36f78e5bfa3950464eb9687d749
SHA1b9fab6597bba3bd4056825d87a9d2219f4d2b6dd
SHA256324341608d62be8b2c23884b15cdf287b0235b3e593cabbc5228f5a95dd4e278
SHA512367397b93f7ac32d165b7c0a5618fc678af994fa2918d03520051f6d4f692180c2c085a070d8538d6b0ee4c2378d38625f38f3b4a3b822c312998b29fa5d7dc0
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Filesize
176KB
MD542b6a36f78e5bfa3950464eb9687d749
SHA1b9fab6597bba3bd4056825d87a9d2219f4d2b6dd
SHA256324341608d62be8b2c23884b15cdf287b0235b3e593cabbc5228f5a95dd4e278
SHA512367397b93f7ac32d165b7c0a5618fc678af994fa2918d03520051f6d4f692180c2c085a070d8538d6b0ee4c2378d38625f38f3b4a3b822c312998b29fa5d7dc0
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Filesize
518KB
MD5a7666184f76f9bcff8a898c4fc357a5b
SHA174ba1e57da6a6605ee4032433133aeab20702e0b
SHA2569899b1299232a4b28a7fb8f633c933f82d50513adbfd21b9d83846f6336b740c
SHA51210d0deb161fa2d1e2bdc3c46b0ad347f44ec4475f018e6c096aac2909faacd7d221f60f9e42872dd82e985c5eae3226d793959c933c718d57dc7ac0bafafa069
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Filesize
518KB
MD5a7666184f76f9bcff8a898c4fc357a5b
SHA174ba1e57da6a6605ee4032433133aeab20702e0b
SHA2569899b1299232a4b28a7fb8f633c933f82d50513adbfd21b9d83846f6336b740c
SHA51210d0deb161fa2d1e2bdc3c46b0ad347f44ec4475f018e6c096aac2909faacd7d221f60f9e42872dd82e985c5eae3226d793959c933c718d57dc7ac0bafafa069
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Filesize
276KB
MD59535fc54abefc474928641ecc829bac6
SHA141e41c8b197d7d0cda64e185b3d8a6f5aa5833c9
SHA256657917f3a7fe7ef43171448e691740509b528693de0f7e8340a9dd48da8fc62e
SHA512bc68c36db419b284c2728857a08818f8bc165d6a2dda583601aa0aa6f895db78ac8198221a42b0f7704fe8829fa8a51b8257297b0c93fee1d14ebff042b1d100
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Filesize
276KB
MD59535fc54abefc474928641ecc829bac6
SHA141e41c8b197d7d0cda64e185b3d8a6f5aa5833c9
SHA256657917f3a7fe7ef43171448e691740509b528693de0f7e8340a9dd48da8fc62e
SHA512bc68c36db419b284c2728857a08818f8bc165d6a2dda583601aa0aa6f895db78ac8198221a42b0f7704fe8829fa8a51b8257297b0c93fee1d14ebff042b1d100
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Filesize
295KB
MD50ec2569cdb2ba896be7cb248eea039b6
SHA1634fb6ef53c51c01282d03dadd1205d3dab68e0f
SHA256e81e8996977824da66fb1d2a96b44d93ce2cf8a0deb646b20c737c1ebe93e1d5
SHA5121e4e9b0a4f947633d310b0c07abcb33013f938d9b60501e485f7e9ddcf1216f254e6adb281b49bcfb18df6e0d550d09274c14dc52079dec220832bd3b45383f3
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Filesize
295KB
MD50ec2569cdb2ba896be7cb248eea039b6
SHA1634fb6ef53c51c01282d03dadd1205d3dab68e0f
SHA256e81e8996977824da66fb1d2a96b44d93ce2cf8a0deb646b20c737c1ebe93e1d5
SHA5121e4e9b0a4f947633d310b0c07abcb33013f938d9b60501e485f7e9ddcf1216f254e6adb281b49bcfb18df6e0d550d09274c14dc52079dec220832bd3b45383f3