Analysis
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max time kernel
18s -
max time network
99s -
platform
windows10_x64 -
resource
win10v20201028 -
submitted
12-02-2021 19:15
Static task
static1
Behavioral task
behavioral1
Sample
425fa3a5d6422b4f9985ee493aefe613.exe
Resource
win7v20201028
Behavioral task
behavioral2
Sample
425fa3a5d6422b4f9985ee493aefe613.exe
Resource
win10v20201028
General
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Target
425fa3a5d6422b4f9985ee493aefe613.exe
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Size
654KB
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MD5
425fa3a5d6422b4f9985ee493aefe613
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SHA1
2dfa3009b81ca30a1a73c3459aec5486f56a03d6
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SHA256
a766d92b540516fd0e6999039576799146073f3a8d5e3f8a196af2bc725489ad
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SHA512
f22cab9f647e226dffc4a37f39ebbee26c716afe746e58b430eb23f5c475d9bbccf297491d626e5100b9d6cd13e60c485115a1e4523ef19fdd02a6d8cb5e0c04
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/584-14-0x00000000021E0000-0x000000000220E000-memory.dmp family_redline behavioral2/memory/584-16-0x0000000004A10000-0x0000000004A3C000-memory.dmp family_redline -
Executes dropped EXE 1 IoCs
Processes:
noabu.exepid process 584 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 17 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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Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
425fa3a5d6422b4f9985ee493aefe613.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 425fa3a5d6422b4f9985ee493aefe613.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 425fa3a5d6422b4f9985ee493aefe613.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
noabu.exepid process 584 noabu.exe 584 noabu.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
noabu.exedescription pid process Token: SeDebugPrivilege 584 noabu.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
425fa3a5d6422b4f9985ee493aefe613.exedescription pid process target process PID 1124 wrote to memory of 584 1124 425fa3a5d6422b4f9985ee493aefe613.exe noabu.exe PID 1124 wrote to memory of 584 1124 425fa3a5d6422b4f9985ee493aefe613.exe noabu.exe PID 1124 wrote to memory of 584 1124 425fa3a5d6422b4f9985ee493aefe613.exe noabu.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\425fa3a5d6422b4f9985ee493aefe613.exe"C:\Users\Admin\AppData\Local\Temp\425fa3a5d6422b4f9985ee493aefe613.exe"1⤵
- Checks processor information in registry
- Suspicious use of WriteProcessMemory
PID:1124 -
C:\Users\Admin\AppData\Roaming\paperships\noabu.exenoabu.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:584
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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MD5
b193f6ad44a0e3a55782e365ad1b0082
SHA1a3187be12fe673b70640096db4a62a52923a5dbb
SHA2561ad35ecffd662312ffa048ae8b85344267ebdd6d5c3be375c99b84c57d3ef117
SHA51259722aafb85543225a17743cefaec55128813569cf898554ce8b9ef818a3eba564248184e656db4d7333a5923e6c5bed56da6eb6626ecc31a9d66dbb0b2a4820
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MD5
b193f6ad44a0e3a55782e365ad1b0082
SHA1a3187be12fe673b70640096db4a62a52923a5dbb
SHA2561ad35ecffd662312ffa048ae8b85344267ebdd6d5c3be375c99b84c57d3ef117
SHA51259722aafb85543225a17743cefaec55128813569cf898554ce8b9ef818a3eba564248184e656db4d7333a5923e6c5bed56da6eb6626ecc31a9d66dbb0b2a4820