Analysis
-
max time kernel
61s -
max time network
122s -
platform
windows10_x64 -
resource
win10v20201028 -
submitted
15-02-2021 07:51
Static task
static1
Behavioral task
behavioral1
Sample
257a80920f0abf59d2b5183858a6a63d.exe
Resource
win7v20201028
Behavioral task
behavioral2
Sample
257a80920f0abf59d2b5183858a6a63d.exe
Resource
win10v20201028
General
-
Target
257a80920f0abf59d2b5183858a6a63d.exe
-
Size
513KB
-
MD5
257a80920f0abf59d2b5183858a6a63d
-
SHA1
eca558643f2badf74efc7effce6449e9f248739a
-
SHA256
be45f292f7ba042ff4bd2d532ba67c8203f0e23a1cdd06e45679161c2fd129c4
-
SHA512
e5b5321fdb9abbfc9a4690b2b8d700e2dc08616b5ccde00f73234994ee8c349f3a9a753e4228c42b912e188fa8691555e47286eef56c645155c32091fee38f6e
Malware Config
Signatures
-
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
-
RedLine Payload 2 IoCs
Processes:
resource yara_rule behavioral2/memory/4188-11-0x0000000004920000-0x000000000494C000-memory.dmp family_redline behavioral2/memory/4188-17-0x0000000004D10000-0x0000000004D3A000-memory.dmp family_redline -
Executes dropped EXE 1 IoCs
Processes:
noabu.exepid process 4188 noabu.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
-
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
-
Legitimate hosting services abused for malware hosting/C2 1 TTPs
-
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 22 ip-api.com -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
Processes:
257a80920f0abf59d2b5183858a6a63d.exedescription ioc process Key opened \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0 257a80920f0abf59d2b5183858a6a63d.exe Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString 257a80920f0abf59d2b5183858a6a63d.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
noabu.exepid process 4188 noabu.exe 4188 noabu.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
noabu.exedescription pid process Token: SeDebugPrivilege 4188 noabu.exe -
Suspicious use of WriteProcessMemory 3 IoCs
Processes:
257a80920f0abf59d2b5183858a6a63d.exedescription pid process target process PID 4688 wrote to memory of 4188 4688 257a80920f0abf59d2b5183858a6a63d.exe noabu.exe PID 4688 wrote to memory of 4188 4688 257a80920f0abf59d2b5183858a6a63d.exe noabu.exe PID 4688 wrote to memory of 4188 4688 257a80920f0abf59d2b5183858a6a63d.exe noabu.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\257a80920f0abf59d2b5183858a6a63d.exe"C:\Users\Admin\AppData\Local\Temp\257a80920f0abf59d2b5183858a6a63d.exe"1⤵
- Checks processor information in registry
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Roaming\paperships\noabu.exenoabu.exe2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Admin\AppData\Roaming\paperships\noabu.exeMD5
e9f2ded2b4be33b68f4d84e93df358bd
SHA1a8f8dce913a1ea9c34d6325b9cc855a6d94e4d10
SHA256e99ab798099b3c352427b7808b0a2c7e73854aaeb34001f17852e288af321f6c
SHA5126b228430c543064062a40fd89a7cff6864394a49dc62d37ab5e67a2d8f44d4253377be695b786e60e771b7fb5c19fb867a7c942b664a8effbd985ef01652ddf8
-
C:\Users\Admin\AppData\Roaming\paperships\noabu.exeMD5
e9f2ded2b4be33b68f4d84e93df358bd
SHA1a8f8dce913a1ea9c34d6325b9cc855a6d94e4d10
SHA256e99ab798099b3c352427b7808b0a2c7e73854aaeb34001f17852e288af321f6c
SHA5126b228430c543064062a40fd89a7cff6864394a49dc62d37ab5e67a2d8f44d4253377be695b786e60e771b7fb5c19fb867a7c942b664a8effbd985ef01652ddf8
-
memory/4188-17-0x0000000004D10000-0x0000000004D3A000-memory.dmpFilesize
168KB
-
memory/4188-29-0x0000000009670000-0x0000000009671000-memory.dmpFilesize
4KB
-
memory/4188-30-0x0000000009720000-0x0000000009721000-memory.dmpFilesize
4KB
-
memory/4188-18-0x00000000074E3000-0x00000000074E4000-memory.dmpFilesize
4KB
-
memory/4188-8-0x0000000003140000-0x0000000003141000-memory.dmpFilesize
4KB
-
memory/4188-9-0x0000000004C10000-0x0000000004C11000-memory.dmpFilesize
4KB
-
memory/4188-10-0x0000000072AC0000-0x00000000731AE000-memory.dmpFilesize
6.9MB
-
memory/4188-11-0x0000000004920000-0x000000000494C000-memory.dmpFilesize
176KB
-
memory/4188-12-0x00000000074F0000-0x00000000074F1000-memory.dmpFilesize
4KB
-
memory/4188-14-0x0000000000400000-0x0000000000439000-memory.dmpFilesize
228KB
-
memory/4188-15-0x00000000074E0000-0x00000000074E1000-memory.dmpFilesize
4KB
-
memory/4188-13-0x0000000002E40000-0x0000000002E76000-memory.dmpFilesize
216KB
-
memory/4188-31-0x0000000009F60000-0x0000000009F61000-memory.dmpFilesize
4KB
-
memory/4188-5-0x0000000000000000-mapping.dmp
-
memory/4188-22-0x0000000007450000-0x0000000007451000-memory.dmpFilesize
4KB
-
memory/4188-19-0x0000000004D40000-0x0000000004D41000-memory.dmpFilesize
4KB
-
memory/4188-20-0x0000000004F00000-0x0000000004F01000-memory.dmpFilesize
4KB
-
memory/4188-21-0x00000000079F0000-0x00000000079F1000-memory.dmpFilesize
4KB
-
memory/4188-16-0x00000000074E2000-0x00000000074E3000-memory.dmpFilesize
4KB
-
memory/4188-23-0x0000000007470000-0x0000000007471000-memory.dmpFilesize
4KB
-
memory/4188-24-0x00000000074E4000-0x00000000074E6000-memory.dmpFilesize
8KB
-
memory/4188-25-0x0000000008100000-0x0000000008101000-memory.dmpFilesize
4KB
-
memory/4188-26-0x0000000008280000-0x0000000008281000-memory.dmpFilesize
4KB
-
memory/4188-27-0x0000000008E40000-0x0000000008E41000-memory.dmpFilesize
4KB
-
memory/4188-28-0x0000000009030000-0x0000000009031000-memory.dmpFilesize
4KB
-
memory/4688-4-0x0000000000400000-0x00000000004D5000-memory.dmpFilesize
852KB
-
memory/4688-3-0x0000000003170000-0x000000000323F000-memory.dmpFilesize
828KB
-
memory/4688-2-0x0000000003170000-0x0000000003171000-memory.dmpFilesize
4KB