Analysis
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max time kernel
20s -
max time network
145s -
platform
windows10_x64 -
resource
win10v20201028 -
submitted
22-02-2021 12:59
Static task
static1
Behavioral task
behavioral1
Sample
8c24f4757a7100d4320e848023ca9f4c.exe
Resource
win7v20201028
Behavioral task
behavioral2
Sample
8c24f4757a7100d4320e848023ca9f4c.exe
Resource
win10v20201028
General
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Target
8c24f4757a7100d4320e848023ca9f4c.exe
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Size
640KB
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MD5
8c24f4757a7100d4320e848023ca9f4c
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SHA1
26c1c6d789037cfb335dd5635617ef013fa4c4cd
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SHA256
94651db17b9e3921ba9e4484b848bfc920f6a1d451d6a2a5fe3ca9bc386d7c29
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SHA512
6ea825bda92097c2d8834442566886e560dbbeaa7c5f83ce630cc19415f12c3c751f3c947acebcbc41c5da78c6bfc5a5c4113bda8488d9c176d24b25ed644db7
Malware Config
Signatures
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RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
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RedLine Payload 2 IoCs
Processes:
resource yara_rule behavioral2/memory/560-31-0x00000000026B0000-0x00000000026D9000-memory.dmp family_redline behavioral2/memory/560-38-0x0000000002860000-0x0000000002887000-memory.dmp family_redline -
Executes dropped EXE 1 IoCs
Processes:
noabu.exepid process 560 noabu.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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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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Legitimate hosting services abused for malware hosting/C2 1 TTPs
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Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 24 ip-api.com -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Program crash 8 IoCs
Processes:
WerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exepid pid_target process target process 3524 4720 WerFault.exe 8c24f4757a7100d4320e848023ca9f4c.exe 3624 4720 WerFault.exe 8c24f4757a7100d4320e848023ca9f4c.exe 3340 4720 WerFault.exe 8c24f4757a7100d4320e848023ca9f4c.exe 4240 4720 WerFault.exe 8c24f4757a7100d4320e848023ca9f4c.exe 1860 4720 WerFault.exe 8c24f4757a7100d4320e848023ca9f4c.exe 1168 4720 WerFault.exe 8c24f4757a7100d4320e848023ca9f4c.exe 1388 4720 WerFault.exe 8c24f4757a7100d4320e848023ca9f4c.exe 2124 4720 WerFault.exe 8c24f4757a7100d4320e848023ca9f4c.exe -
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
8c24f4757a7100d4320e848023ca9f4c.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 8c24f4757a7100d4320e848023ca9f4c.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 8c24f4757a7100d4320e848023ca9f4c.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
WerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exepid process 3524 WerFault.exe 3524 WerFault.exe 3524 WerFault.exe 3524 WerFault.exe 3524 WerFault.exe 3524 WerFault.exe 3524 WerFault.exe 3524 WerFault.exe 3524 WerFault.exe 3524 WerFault.exe 3524 WerFault.exe 3524 WerFault.exe 3524 WerFault.exe 3524 WerFault.exe 3624 WerFault.exe 3624 WerFault.exe 3624 WerFault.exe 3624 WerFault.exe 3624 WerFault.exe 3624 WerFault.exe 3624 WerFault.exe 3624 WerFault.exe 3624 WerFault.exe 3624 WerFault.exe 3624 WerFault.exe 3624 WerFault.exe 3624 WerFault.exe 3624 WerFault.exe 3340 WerFault.exe 3340 WerFault.exe 3340 WerFault.exe 3340 WerFault.exe 3340 WerFault.exe 3340 WerFault.exe 3340 WerFault.exe 3340 WerFault.exe 3340 WerFault.exe 3340 WerFault.exe 3340 WerFault.exe 3340 WerFault.exe 3340 WerFault.exe 3340 WerFault.exe 4240 WerFault.exe 4240 WerFault.exe 4240 WerFault.exe 4240 WerFault.exe 4240 WerFault.exe 4240 WerFault.exe 4240 WerFault.exe 4240 WerFault.exe 4240 WerFault.exe 4240 WerFault.exe 4240 WerFault.exe 4240 WerFault.exe 4240 WerFault.exe 4240 WerFault.exe 1860 WerFault.exe 1860 WerFault.exe 1860 WerFault.exe 1860 WerFault.exe 1860 WerFault.exe 1860 WerFault.exe 1860 WerFault.exe 1860 WerFault.exe -
Suspicious use of AdjustPrivilegeToken 11 IoCs
Processes:
WerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exenoabu.exedescription pid process Token: SeRestorePrivilege 3524 WerFault.exe Token: SeBackupPrivilege 3524 WerFault.exe Token: SeDebugPrivilege 3524 WerFault.exe Token: SeDebugPrivilege 3624 WerFault.exe Token: SeDebugPrivilege 3340 WerFault.exe Token: SeDebugPrivilege 4240 WerFault.exe Token: SeDebugPrivilege 1860 WerFault.exe Token: SeDebugPrivilege 1168 WerFault.exe Token: SeDebugPrivilege 1388 WerFault.exe Token: SeDebugPrivilege 2124 WerFault.exe Token: SeDebugPrivilege 560 noabu.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
8c24f4757a7100d4320e848023ca9f4c.exedescription pid process target process PID 4720 wrote to memory of 560 4720 8c24f4757a7100d4320e848023ca9f4c.exe noabu.exe PID 4720 wrote to memory of 560 4720 8c24f4757a7100d4320e848023ca9f4c.exe noabu.exe PID 4720 wrote to memory of 560 4720 8c24f4757a7100d4320e848023ca9f4c.exe noabu.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\8c24f4757a7100d4320e848023ca9f4c.exe"C:\Users\Admin\AppData\Local\Temp\8c24f4757a7100d4320e848023ca9f4c.exe"1⤵
- Checks processor information in registry
- Suspicious use of WriteProcessMemory
PID:4720 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4720 -s 7602⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3524 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4720 -s 7442⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3624 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4720 -s 12122⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3340 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4720 -s 15762⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4240 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4720 -s 15482⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1860 -
C:\Users\Admin\AppData\Roaming\paperships\noabu.exenoabu.exe2⤵
- Executes dropped EXE
- Suspicious use of AdjustPrivilegeToken
PID:560 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4720 -s 16082⤵
- Program crash
- Suspicious use of AdjustPrivilegeToken
PID:1168 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4720 -s 18962⤵
- Program crash
- Suspicious use of AdjustPrivilegeToken
PID:1388 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4720 -s 18122⤵
- Program crash
- Suspicious use of AdjustPrivilegeToken
PID:2124
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Roaming\paperships\noabu.exeMD5
f556302aa8c3dd96773e666347d9f476
SHA15290063b66db2064d55d4ee36acae20b2b6a6044
SHA2566fc478619e492f7c687bdff2235a57206f867c0601e22301480202a9c0ceb16b
SHA51282a61676b07373cb885af0c9552020c27a6e0b90bd4c5788319276db4231185b7739eeef6e24b877825722fd67716630c3007bc8c0bcb807555e46b19c151e4d
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C:\Users\Admin\AppData\Roaming\paperships\noabu.exeMD5
f556302aa8c3dd96773e666347d9f476
SHA15290063b66db2064d55d4ee36acae20b2b6a6044
SHA2566fc478619e492f7c687bdff2235a57206f867c0601e22301480202a9c0ceb16b
SHA51282a61676b07373cb885af0c9552020c27a6e0b90bd4c5788319276db4231185b7739eeef6e24b877825722fd67716630c3007bc8c0bcb807555e46b19c151e4d
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memory/560-43-0x0000000005AF0000-0x0000000005AF1000-memory.dmpFilesize
4KB
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memory/560-36-0x0000000004ED0000-0x0000000004ED1000-memory.dmpFilesize
4KB
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memory/560-60-0x0000000007AB0000-0x0000000007AB1000-memory.dmpFilesize
4KB
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memory/560-59-0x0000000007280000-0x0000000007281000-memory.dmpFilesize
4KB
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memory/560-58-0x00000000071D0000-0x00000000071D1000-memory.dmpFilesize
4KB
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memory/560-57-0x0000000006B90000-0x0000000006B91000-memory.dmpFilesize
4KB
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memory/560-32-0x0000000000930000-0x0000000000965000-memory.dmpFilesize
212KB
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memory/560-56-0x00000000069A0000-0x00000000069A1000-memory.dmpFilesize
4KB
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memory/560-45-0x0000000005C60000-0x0000000005C61000-memory.dmpFilesize
4KB
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memory/560-42-0x0000000005AD0000-0x0000000005AD1000-memory.dmpFilesize
4KB
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memory/560-25-0x0000000000000000-mapping.dmp
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memory/560-34-0x0000000000400000-0x0000000000438000-memory.dmpFilesize
224KB
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memory/560-41-0x0000000005430000-0x0000000005431000-memory.dmpFilesize
4KB
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memory/560-28-0x0000000000C20000-0x0000000000C21000-memory.dmpFilesize
4KB
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memory/560-29-0x0000000002920000-0x0000000002921000-memory.dmpFilesize
4KB
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memory/560-30-0x00000000730C0000-0x00000000737AE000-memory.dmpFilesize
6.9MB
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memory/560-31-0x00000000026B0000-0x00000000026D9000-memory.dmpFilesize
164KB
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memory/560-35-0x0000000000BF0000-0x0000000000BF1000-memory.dmpFilesize
4KB
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memory/560-49-0x0000000005DE0000-0x0000000005DE1000-memory.dmpFilesize
4KB
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memory/560-40-0x0000000002A60000-0x0000000002A61000-memory.dmpFilesize
4KB
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memory/560-33-0x0000000000BF3000-0x0000000000BF4000-memory.dmpFilesize
4KB
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memory/560-37-0x0000000000BF2000-0x0000000000BF3000-memory.dmpFilesize
4KB
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memory/560-44-0x0000000000BF4000-0x0000000000BF6000-memory.dmpFilesize
8KB
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memory/560-38-0x0000000002860000-0x0000000002887000-memory.dmpFilesize
156KB
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memory/560-39-0x0000000002890000-0x0000000002891000-memory.dmpFilesize
4KB
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memory/1168-46-0x0000000004D40000-0x0000000004D41000-memory.dmpFilesize
4KB
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memory/1388-50-0x0000000004A70000-0x0000000004A71000-memory.dmpFilesize
4KB
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memory/1860-24-0x00000000043E0000-0x00000000043E1000-memory.dmpFilesize
4KB
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memory/1860-21-0x0000000003FE0000-0x0000000003FE1000-memory.dmpFilesize
4KB
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memory/2124-53-0x0000000004960000-0x0000000004961000-memory.dmpFilesize
4KB
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memory/3340-15-0x00000000051A0000-0x00000000051A1000-memory.dmpFilesize
4KB
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memory/3524-7-0x0000000004980000-0x0000000004981000-memory.dmpFilesize
4KB
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memory/3524-8-0x0000000004980000-0x0000000004981000-memory.dmpFilesize
4KB
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memory/3624-12-0x0000000004940000-0x0000000004941000-memory.dmpFilesize
4KB
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memory/4240-18-0x0000000004E00000-0x0000000004E01000-memory.dmpFilesize
4KB
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memory/4720-2-0x0000000000F60000-0x0000000000F61000-memory.dmpFilesize
4KB
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memory/4720-3-0x0000000000970000-0x0000000000A3F000-memory.dmpFilesize
828KB
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memory/4720-4-0x0000000000400000-0x00000000004D5000-memory.dmpFilesize
852KB
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memory/4720-11-0x0000000001060000-0x0000000001061000-memory.dmpFilesize
4KB
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memory/4720-10-0x0000000001060000-0x0000000001061000-memory.dmpFilesize
4KB