Analysis
-
max time kernel
112s -
max time network
120s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
19-11-2024 21:29
Static task
static1
Behavioral task
behavioral1
Sample
71755ae51474a09384d6b13af0b47216a14feabf1435f813249d04c4ed665040N.exe
Resource
win7-20240729-en
Behavioral task
behavioral2
Sample
71755ae51474a09384d6b13af0b47216a14feabf1435f813249d04c4ed665040N.exe
Resource
win10v2004-20241007-en
General
-
Target
71755ae51474a09384d6b13af0b47216a14feabf1435f813249d04c4ed665040N.exe
-
Size
547KB
-
MD5
5d0384075b3efcd9a4f1c150ca823b60
-
SHA1
fdab932754759172e3512c019d454dc489e12c84
-
SHA256
71755ae51474a09384d6b13af0b47216a14feabf1435f813249d04c4ed665040
-
SHA512
92241fe461f797b1226502a7efed7e77e0f391adc70d9be85343f5ffe074395e6e1c84ddfd865a5b83d662bfc71e4d3670556bb9d05beddfdcb2333ef695a84f
-
SSDEEP
6144:vw+yBAWpGb8faYy+cJB3uapBImauFe3poxaejKkELno4qiTkMhWEg9/S5TXVBUw6:I+GAW1faYyFBhFe2ODo2kUg9/Kst
Malware Config
Signatures
-
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
-
RedLine payload 3 IoCs
resource yara_rule behavioral2/memory/180-2193-0x00000000057A0000-0x00000000057CA000-memory.dmp family_redline behavioral2/files/0x0014000000023a45-2198.dat family_redline behavioral2/memory/1576-2207-0x0000000000830000-0x0000000000858000-memory.dmp family_redline -
Redline family
-
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation 71755ae51474a09384d6b13af0b47216a14feabf1435f813249d04c4ed665040N.exe -
Executes dropped EXE 1 IoCs
pid Process 1576 1.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\WindowsDefender = "C:\\Windows\\Temp\\1.exe" 71755ae51474a09384d6b13af0b47216a14feabf1435f813249d04c4ed665040N.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
-
Program crash 1 IoCs
pid pid_target Process procid_target 440 180 WerFault.exe 82 -
System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 1.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 71755ae51474a09384d6b13af0b47216a14feabf1435f813249d04c4ed665040N.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 180 71755ae51474a09384d6b13af0b47216a14feabf1435f813249d04c4ed665040N.exe -
Suspicious use of WriteProcessMemory 3 IoCs
description pid Process procid_target PID 180 wrote to memory of 1576 180 71755ae51474a09384d6b13af0b47216a14feabf1435f813249d04c4ed665040N.exe 86 PID 180 wrote to memory of 1576 180 71755ae51474a09384d6b13af0b47216a14feabf1435f813249d04c4ed665040N.exe 86 PID 180 wrote to memory of 1576 180 71755ae51474a09384d6b13af0b47216a14feabf1435f813249d04c4ed665040N.exe 86
Processes
-
C:\Users\Admin\AppData\Local\Temp\71755ae51474a09384d6b13af0b47216a14feabf1435f813249d04c4ed665040N.exe"C:\Users\Admin\AppData\Local\Temp\71755ae51474a09384d6b13af0b47216a14feabf1435f813249d04c4ed665040N.exe"1⤵
- Checks computer location settings
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:180 -
C:\Windows\Temp\1.exe"C:\Windows\Temp\1.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:1576
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 180 -s 13042⤵
- Program crash
PID:440
-
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 180 -ip 1801⤵PID:2200
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
-
Filesize
136KB
MD56b4ad9c773e164effa4804bf294831a7
SHA16a0bfcfaf73aff765b7d515f2527773df326f2cc
SHA256967d69ee61666a88719486692c18ba56a85516035b6b7dacfde589417d3b5c85
SHA512accbdf423c36f8d688adeccfc683c6ac5ab983f6f5461554a1cdbfcd8dfb9cf29bfe75cdf6755dd70fa5c29f0fda4a2119f468dd0c42d80c8d0b0aee1a2137d8