Analysis
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max time kernel
150s -
max time network
146s -
platform
windows10-2004_x64 -
resource
win10v2004-20250314-en -
resource tags
arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system -
submitted
09/04/2025, 21:58
Static task
static1
Behavioral task
behavioral1
Sample
2025-04-09_28284430b535125f8c4e2c13448393a1_cobalt-strike_elex_sliver.exe
Resource
win10v2004-20250314-en
General
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Target
2025-04-09_28284430b535125f8c4e2c13448393a1_cobalt-strike_elex_sliver.exe
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Size
6.0MB
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MD5
28284430b535125f8c4e2c13448393a1
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SHA1
9b18c48bee5935e136fb53c9d6d67e4d8217477d
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SHA256
4c5fca3127058a9cb8d3c378dc5711aa1de37364330598571bc35c33946ef104
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SHA512
95df0d8707b53d844d1da06d731b1c48caec46e40c327d8ee94a05ed53697faee69dfd397c277f87fea064b5c15b1948ad2d6ebf29a0d97b6723259d4d42e341
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SSDEEP
98304:F8ikdaFvv4+thwLWy7t3oM3bAf1ynL6EqfGX3NLzvLIMpkdwE+TJKTeZBAT:Sik+nTwCeN3mjE7tLzzpeuJKTCO
Malware Config
Extracted
redline
1
176.113.115.220:80
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auth_value
b6c86adb7106e9ee7247628f59e06830
Extracted
vidar
2.9
336e25245bfd82f1b9026dcc4de63372
https://t.me/nemesisgrow
https://steamcommunity.com/profiles/76561199471222742
http://65.109.12.165:80
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profile_id_v2
336e25245bfd82f1b9026dcc4de63372
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user_agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_6) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/13.1.2 Safari/605.1.15
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 1 IoCs
resource yara_rule behavioral1/memory/2632-7-0x0000000000400000-0x0000000000432000-memory.dmp family_redline -
Redline family
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Vidar family
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Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
flow ioc 7 iplogger.com 6 iplogger.com -
Suspicious use of SetThreadContext 3 IoCs
description pid Process procid_target PID 1088 set thread context of 2632 1088 2025-04-09_28284430b535125f8c4e2c13448393a1_cobalt-strike_elex_sliver.exe 88 PID 1088 set thread context of 4412 1088 2025-04-09_28284430b535125f8c4e2c13448393a1_cobalt-strike_elex_sliver.exe 94 PID 1088 set thread context of 3376 1088 2025-04-09_28284430b535125f8c4e2c13448393a1_cobalt-strike_elex_sliver.exe 97 -
System Location Discovery: System Language Discovery 1 TTPs 4 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 MSBuild.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language MSBuild.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language MSBuild.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language 2025-04-09_28284430b535125f8c4e2c13448393a1_cobalt-strike_elex_sliver.exe -
Suspicious use of WriteProcessMemory 25 IoCs
description pid Process procid_target PID 1088 wrote to memory of 2632 1088 2025-04-09_28284430b535125f8c4e2c13448393a1_cobalt-strike_elex_sliver.exe 88 PID 1088 wrote to memory of 2632 1088 2025-04-09_28284430b535125f8c4e2c13448393a1_cobalt-strike_elex_sliver.exe 88 PID 1088 wrote to memory of 2632 1088 2025-04-09_28284430b535125f8c4e2c13448393a1_cobalt-strike_elex_sliver.exe 88 PID 1088 wrote to memory of 2632 1088 2025-04-09_28284430b535125f8c4e2c13448393a1_cobalt-strike_elex_sliver.exe 88 PID 1088 wrote to memory of 2632 1088 2025-04-09_28284430b535125f8c4e2c13448393a1_cobalt-strike_elex_sliver.exe 88 PID 1088 wrote to memory of 2632 1088 2025-04-09_28284430b535125f8c4e2c13448393a1_cobalt-strike_elex_sliver.exe 88 PID 1088 wrote to memory of 2632 1088 2025-04-09_28284430b535125f8c4e2c13448393a1_cobalt-strike_elex_sliver.exe 88 PID 1088 wrote to memory of 2632 1088 2025-04-09_28284430b535125f8c4e2c13448393a1_cobalt-strike_elex_sliver.exe 88 PID 1088 wrote to memory of 4412 1088 2025-04-09_28284430b535125f8c4e2c13448393a1_cobalt-strike_elex_sliver.exe 94 PID 1088 wrote to memory of 4412 1088 2025-04-09_28284430b535125f8c4e2c13448393a1_cobalt-strike_elex_sliver.exe 94 PID 1088 wrote to memory of 4412 1088 2025-04-09_28284430b535125f8c4e2c13448393a1_cobalt-strike_elex_sliver.exe 94 PID 1088 wrote to memory of 4412 1088 2025-04-09_28284430b535125f8c4e2c13448393a1_cobalt-strike_elex_sliver.exe 94 PID 1088 wrote to memory of 4412 1088 2025-04-09_28284430b535125f8c4e2c13448393a1_cobalt-strike_elex_sliver.exe 94 PID 1088 wrote to memory of 4412 1088 2025-04-09_28284430b535125f8c4e2c13448393a1_cobalt-strike_elex_sliver.exe 94 PID 1088 wrote to memory of 4412 1088 2025-04-09_28284430b535125f8c4e2c13448393a1_cobalt-strike_elex_sliver.exe 94 PID 1088 wrote to memory of 4412 1088 2025-04-09_28284430b535125f8c4e2c13448393a1_cobalt-strike_elex_sliver.exe 94 PID 1088 wrote to memory of 4412 1088 2025-04-09_28284430b535125f8c4e2c13448393a1_cobalt-strike_elex_sliver.exe 94 PID 1088 wrote to memory of 3376 1088 2025-04-09_28284430b535125f8c4e2c13448393a1_cobalt-strike_elex_sliver.exe 97 PID 1088 wrote to memory of 3376 1088 2025-04-09_28284430b535125f8c4e2c13448393a1_cobalt-strike_elex_sliver.exe 97 PID 1088 wrote to memory of 3376 1088 2025-04-09_28284430b535125f8c4e2c13448393a1_cobalt-strike_elex_sliver.exe 97 PID 1088 wrote to memory of 3376 1088 2025-04-09_28284430b535125f8c4e2c13448393a1_cobalt-strike_elex_sliver.exe 97 PID 1088 wrote to memory of 3376 1088 2025-04-09_28284430b535125f8c4e2c13448393a1_cobalt-strike_elex_sliver.exe 97 PID 1088 wrote to memory of 3376 1088 2025-04-09_28284430b535125f8c4e2c13448393a1_cobalt-strike_elex_sliver.exe 97 PID 1088 wrote to memory of 3376 1088 2025-04-09_28284430b535125f8c4e2c13448393a1_cobalt-strike_elex_sliver.exe 97 PID 1088 wrote to memory of 3376 1088 2025-04-09_28284430b535125f8c4e2c13448393a1_cobalt-strike_elex_sliver.exe 97
Processes
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C:\Users\Admin\AppData\Local\Temp\2025-04-09_28284430b535125f8c4e2c13448393a1_cobalt-strike_elex_sliver.exe"C:\Users\Admin\AppData\Local\Temp\2025-04-09_28284430b535125f8c4e2c13448393a1_cobalt-strike_elex_sliver.exe"1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1088 -
C:\Windows\Microsoft.NET\assembly\GAC_32\MSBuild\v4.0_4.0.0.0__b03f5f7f11d50a3a\MSBuild.exe"C:\Windows\Microsoft.NET\assembly\GAC_32\MSBuild\v4.0_4.0.0.0__b03f5f7f11d50a3a\MSBuild.exe"2⤵
- System Location Discovery: System Language Discovery
PID:2632
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C:\Windows\Microsoft.NET\assembly\GAC_32\MSBuild\v4.0_4.0.0.0__b03f5f7f11d50a3a\MSBuild.exe"C:\Windows\Microsoft.NET\assembly\GAC_32\MSBuild\v4.0_4.0.0.0__b03f5f7f11d50a3a\MSBuild.exe"2⤵
- System Location Discovery: System Language Discovery
PID:4412
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C:\Windows\Microsoft.NET\assembly\GAC_32\MSBuild\v4.0_4.0.0.0__b03f5f7f11d50a3a\MSBuild.exe"C:\Windows\Microsoft.NET\assembly\GAC_32\MSBuild\v4.0_4.0.0.0__b03f5f7f11d50a3a\MSBuild.exe"2⤵
- System Location Discovery: System Language Discovery
PID:3376
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