Analysis
- max time kernel
143s - max time network
145s - platform
windows10_x64 - resource
win10v20210408 - submitted
04/05/2021, 10:03
Static task
static1
Behavioral task
behavioral1
Sample
5f0e0f15_by_Libranalysis.exe
Resource
win7v20210410
General
- Target 5f0e0f15_by_Libranalysis.exe
- Size 520KB
- Sample210504-75lbvmqj2n
- SHA256 e9c98bff81ba5138f040cef7acbcb56f0f80abcf41ecf4893d4700e308f6427a
- MD5 5f0e0f1511af373e889e1b5d479aa3e7
- SHA1 abd62078830a775b96d2818678284636c4541370
- SHA512 64d8b9b9148e0bac0d7acb6f997b00c09deea50d5c1f0b42c958fa3a7c6d554bc26caeedcf8da4c98e35e3928755b6973c14f488d81f55858cd1ad95bf979158
- MD5 SHA1 SHA512
Malware Config
Extracted
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trickbot
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1000480
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ono23
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144.91.79.9:443
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172.245.97.148:443
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85.204.116.139:443
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185.62.188.117:443
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185.222.202.76:443
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144.91.79.12:443
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185.68.93.43:443
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195.123.238.191:443
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146.185.219.29:443
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195.133.196.151:443
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91.235.129.60:443
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23.227.206.170:443
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185.222.202.192:443
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190.154.203.218:449
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178.183.150.169:449
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200.116.199.10:449
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187.58.56.26:449
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177.103.240.149:449
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81.190.160.139:449
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200.21.51.38:449
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181.49.61.237:449
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46.174.235.36:449
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36.89.85.103:449
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170.233.120.53:449
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89.228.243.148:449
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31.214.138.207:449
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186.42.98.254:449
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195.93.223.100:449
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181.112.52.26:449
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190.13.160.19:449
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186.71.150.23:449
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190.152.4.98:449
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170.82.156.53:449
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131.161.253.190:449
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200.127.121.99:449
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45.235.213.126:449
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31.128.13.45:449
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181.10.207.234:449
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201.187.105.123:449
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201.210.120.239:449
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190.152.125.22:449
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103.69.216.86:449
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128.201.174.107:449
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101.108.92.111:449
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190.111.255.219:449
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autorunControl:GetSystemInfoName:systeminfoName:pwgrab
Signatures
- Trickbot x86 loader 2 IoCs
Detected Trickbot's x86 loader that unpacks the x86 payload.
resource yara_rule behavioral2/memory/3424-117-0x0000000002270000-0x000000000229E000-memory.dmp trickbot_loader32 behavioral2/memory/3424-118-0x0000000002240000-0x000000000226C000-memory.dmp trickbot_loader32 - Executes dropped EXE 2 IoCs
pid Process 3424 аНаоすは래별.exe 1320 аНаоすは래별.exe - Drops file in System32 directory 1 IoCs
description ioc Process File opened for modification C:\Windows\system32\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\77EC63BDA74BD0D0E0426DC8F8008506 svchost.exe - Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Modifies data under HKEY_USERS 42 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA svchost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs svchost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA svchost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs svchost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs svchost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root svchost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot svchost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs svchost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople svchost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates svchost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs svchost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople svchost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates svchost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs svchost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs svchost.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\OnDemandInterfaceCache svchost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates svchost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates svchost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs svchost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs svchost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust svchost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs svchost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs svchost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs svchost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs svchost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates svchost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs svchost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust svchost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs svchost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates svchost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs svchost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs svchost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed svchost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs svchost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs svchost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs svchost.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\LanguageList = 65006e002d0055005300000065006e0000000000 svchost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates svchost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed svchost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates svchost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates svchost.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates svchost.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeTcbPrivilege 1540 svchost.exe - Suspicious use of SetWindowsHookEx 6 IoCs
pid Process 636 5f0e0f15_by_Libranalysis.exe 636 5f0e0f15_by_Libranalysis.exe 3424 аНаоすは래별.exe 3424 аНаоすは래별.exe 1320 аНаоすは래별.exe 1320 аНаоすは래별.exe - Suspicious use of WriteProcessMemory 11 IoCs
description pid Process procid_target PID 636 wrote to memory of 3424 636 5f0e0f15_by_Libranalysis.exe 75 PID 636 wrote to memory of 3424 636 5f0e0f15_by_Libranalysis.exe 75 PID 636 wrote to memory of 3424 636 5f0e0f15_by_Libranalysis.exe 75 PID 3424 wrote to memory of 1780 3424 аНаоすは래별.exe 79 PID 3424 wrote to memory of 1780 3424 аНаоすは래별.exe 79 PID 3424 wrote to memory of 1780 3424 аНаоすは래별.exe 79 PID 3424 wrote to memory of 1780 3424 аНаоすは래별.exe 79 PID 1320 wrote to memory of 1540 1320 аНаоすは래별.exe 81 PID 1320 wrote to memory of 1540 1320 аНаоすは래별.exe 81 PID 1320 wrote to memory of 1540 1320 аНаоすは래별.exe 81 PID 1320 wrote to memory of 1540 1320 аНаоすは래별.exe 81
Processes
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C:\Users\Admin\AppData\Local\Temp\5f0e0f15_by_Libranalysis.exe"C:\Users\Admin\AppData\Local\Temp\5f0e0f15_by_Libranalysis.exe"1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:636 -
C:\ProgramData\аНаоすは래별.exe"C:\ProgramData\аНаоすは래별.exe"2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3424 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe3⤵PID:1780
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C:\Users\Admin\AppData\Roaming\NuiGet\аНаоすは래별.exeC:\Users\Admin\AppData\Roaming\NuiGet\аНаоすは래별.exe1⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1320 -
C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe2⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious use of AdjustPrivilegeToken
PID:1540
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