Overview
overview
10Static
static
10Kurome.Bui...er.exe
windows7-x64
3Kurome.Bui...er.exe
windows10-2004-x64
3Kurome.Bui...db.dll
windows7-x64
1Kurome.Bui...db.dll
windows10-2004-x64
1Kurome.Bui...db.dll
windows7-x64
1Kurome.Bui...db.dll
windows10-2004-x64
1Kurome.Bui...ks.dll
windows7-x64
1Kurome.Bui...ks.dll
windows10-2004-x64
1Kurome.Bui...il.dll
windows7-x64
1Kurome.Bui...il.dll
windows10-2004-x64
1Kurome.Bui...ld.exe
windows7-x64
10Kurome.Bui...ld.exe
windows10-2004-x64
10Kurome.Bui...ub.exe
windows7-x64
10Kurome.Bui...ub.exe
windows10-2004-x64
10Analysis
-
max time kernel
131s -
max time network
140s -
platform
windows7_x64 -
resource
win7-20240903-en -
resource tags
arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system -
submitted
08-11-2024 08:47
Behavioral task
behavioral1
Sample
Kurome.Builder/Kurome.Builder.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
Kurome.Builder/Kurome.Builder.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral3
Sample
Kurome.Builder/Mono.Cecil.Mdb.dll
Resource
win7-20240729-en
Behavioral task
behavioral4
Sample
Kurome.Builder/Mono.Cecil.Mdb.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral5
Sample
Kurome.Builder/Mono.Cecil.Pdb.dll
Resource
win7-20240903-en
Behavioral task
behavioral6
Sample
Kurome.Builder/Mono.Cecil.Pdb.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral7
Sample
Kurome.Builder/Mono.Cecil.Rocks.dll
Resource
win7-20241010-en
Behavioral task
behavioral8
Sample
Kurome.Builder/Mono.Cecil.Rocks.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral9
Sample
Kurome.Builder/Mono.Cecil.dll
Resource
win7-20240903-en
Behavioral task
behavioral10
Sample
Kurome.Builder/Mono.Cecil.dll
Resource
win10v2004-20241007-en
Behavioral task
behavioral11
Sample
Kurome.Builder/build.exe
Resource
win7-20240903-en
Behavioral task
behavioral12
Sample
Kurome.Builder/build.exe
Resource
win10v2004-20241007-en
Behavioral task
behavioral13
Sample
Kurome.Builder/stub.exe
Resource
win7-20240903-en
General
-
Target
Kurome.Builder/build.exe
-
Size
95KB
-
MD5
1e3c9cf83f86db542cc3ac25b6f2c770
-
SHA1
1644e0873bd38963da736a0634bab409fd005f5e
-
SHA256
8ba73686307badd04f852cde0f60f8784cbe9da07c7abff521b63c9612f6e5a0
-
SHA512
32a4dd6d1db83dee9ff83f8d74b98327c5e3d3e6050f7dff8734d21a49981e3c1a4ef366f13292bf29e88a7ffdb35724861e53dbfe1ef05989947c7ec5448759
-
SSDEEP
1536:5qsCbqDylbG6jejoigIj43Ywzi0Zb78ivombfexv0ujXyyed2x3tmulgS6p8l:XEwiYj+zi0ZbYe1g0ujyzdN8
Malware Config
Extracted
redline
cheat
194.145.138.85:28105
Signatures
-
RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
-
RedLine payload 1 IoCs
Processes:
resource yara_rule behavioral11/memory/2524-1-0x00000000012D0000-0x00000000012EE000-memory.dmp family_redline -
Redline family
-
SectopRAT payload 1 IoCs
Processes:
resource yara_rule behavioral11/memory/2524-1-0x00000000012D0000-0x00000000012EE000-memory.dmp family_sectoprat -
Sectoprat family
-
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
build.exedescription ioc process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language build.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
build.exedescription pid process Token: SeDebugPrivilege 2524 build.exe