Analysis
- max time kernel
150s - max time network
149s - platform
windows10-2004_x64 - resource
win10v2004-20230621-en - resource tags
arch:x64arch:x86image:win10v2004-20230621-enlocale:en-usos:windows10-2004-x64system - submitted
21/06/2023, 15:57
Static task
static1
Behavioral task
behavioral1
Sample
dysttto.dll
Resource
win7-20230621-en
General
- Target dysttto.dll
- Size 1.1MB
- Sample230621-td8f2aac92
- SHA256 d212370174b869b6b7ff4839f81f20c663a00dd8cacfa6cdc2a409e93abbe0fb
- MD5 82d5d107b67d9b136e7c0fc3d70af16c
- SHA1 062e4c96fc4852e67a98cf5a9efdd2332f609244
- SHA512 1d42f9a90075d0f174d7042b3a99519927e6df5fad3bbcc3fed221fb1dc0cb4ab2a6bc744d6ee8635a08200d6d142bed2c211478b3033e07b4ef6f43a5fa8203
- SSDEEP 24576:I3sUlO2TYFXw4M+B08NDtUduyNVUnxM/jj5wDekjggYL:B5zVBHDtAnUxSSeIggY
- MD5 SHA1 SHA512 SSDEEP
Malware Config
Extracted
-
qakbot
-
404.1382
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obama270
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1687338804
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70.28.50.223:1194
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201.208.135.13:2222
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24.234.80.122:995
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81.150.169.174:2222
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121.121.100.202:995
-
105.184.8.190:995
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12.172.173.82:21
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184.182.66.109:443
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64.229.117.208:2222
-
77.126.99.230:443
-
80.12.88.148:2222
-
87.252.106.235:995
-
12.172.173.82:32101
-
201.225.216.60:2222
-
116.88.76.28:443
-
217.165.255.105:443
-
92.27.86.48:2222
-
103.123.223.131:443
-
90.104.151.37:2222
-
27.0.48.233:443
-
72.205.104.134:443
-
12.172.173.82:2087
-
31.53.29.188:2222
-
37.14.229.220:2222
-
89.181.227.42:2222
-
182.75.189.42:995
-
70.28.50.223:2078
-
62.35.230.21:995
-
198.255.148.59:443
-
88.171.156.150:50000
-
89.152.20.11:2222
-
161.142.100.114:995
-
122.184.143.86:443
-
223.166.13.95:995
-
197.83.246.187:443
-
79.168.224.165:2222
-
201.244.108.183:995
-
178.175.187.254:443
-
176.142.207.63:443
-
86.160.253.50:443
-
116.75.63.162:443
-
103.141.50.46:995
-
41.129.104.142:443
-
92.188.241.102:443
-
103.212.19.254:995
-
172.115.17.50:443
-
2.49.63.237:2222
-
47.199.241.39:443
-
64.121.161.102:443
-
187.199.128.160:32103
-
197.0.40.156:443
-
110.159.115.244:443
-
47.21.51.138:443
-
151.3.191.5:443
-
82.28.123.50:443
-
89.114.140.100:443
-
124.149.132.112:2222
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91.160.70.68:32100
-
92.59.250.137:3389
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75.109.111.89:443
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103.144.201.52:2078
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103.139.243.205:443
-
86.208.35.220:2222
-
60.189.130.84:995
-
70.51.132.7:2222
-
72.134.124.16:443
-
104.35.24.154:443
-
124.122.47.219:443
-
71.31.9.226:995
-
113.193.95.244:443
-
41.227.190.59:443
-
109.220.83.213:2222
-
12.172.173.82:22
-
47.34.30.133:443
-
168.149.47.12:443
-
68.186.65.132:443
-
149.74.159.67:2222
-
184.176.35.223:2222
-
87.149.121.9:995
-
151.62.196.183:443
-
77.86.98.236:443
-
86.195.14.72:2222
-
24.198.114.130:995
-
89.158.150.253:443
-
89.129.109.27:2222
-
96.87.28.170:2222
-
213.55.33.103:443
-
2.82.8.80:443
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81.150.169.174:2083
-
70.54.111.35:2222
-
70.160.67.203:443
-
88.126.94.4:50000
-
70.28.50.223:3389
-
113.11.92.30:443
-
45.2.61.134:3389
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70.49.205.191:2222
-
183.87.163.165:443
-
162.248.14.107:443
-
70.28.50.223:32100
-
147.147.30.126:2222
-
84.215.202.8:443
-
49.175.72.81:443
-
1.221.179.74:443
-
82.125.44.236:2222
-
102.158.46.89:443
-
201.171.159.196:443
-
66.241.183.99:443
-
23.234.237.3:443
-
76.178.148.107:2222
-
136.232.179.26:443
-
12.172.173.82:993
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174.4.89.3:443
-
199.27.66.213:443
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81.229.117.95:2222
-
92.9.45.20:2222
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12.172.173.82:20
-
91.169.12.198:32100
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213.91.235.146:443
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12.172.173.82:50001
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12.172.173.82:465
Signatures
- Drops file in System32 directory 1 IoCs
description ioc Process File opened for modification C:\Windows\System32\%AppData%\Microsoft\Windows\Start Menu\Programs\Windows PowerShell\Windows PowerShell.lnk PowerShell.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4444 PowerShell.exe 4444 PowerShell.exe 4924 rundll32.exe 4924 rundll32.exe 2940 wermgr.exe 2940 wermgr.exe 2940 wermgr.exe 2940 wermgr.exe 2940 wermgr.exe 2940 wermgr.exe 2940 wermgr.exe 2940 wermgr.exe 2940 wermgr.exe 2940 wermgr.exe 2940 wermgr.exe 2940 wermgr.exe 2940 wermgr.exe 2940 wermgr.exe 2940 wermgr.exe 2940 wermgr.exe 2940 wermgr.exe 2940 wermgr.exe 2940 wermgr.exe 2940 wermgr.exe 2940 wermgr.exe 2940 wermgr.exe 2940 wermgr.exe 2940 wermgr.exe 2940 wermgr.exe 2940 wermgr.exe 2940 wermgr.exe 2940 wermgr.exe 2940 wermgr.exe 2940 wermgr.exe 2940 wermgr.exe 2940 wermgr.exe 2940 wermgr.exe 2940 wermgr.exe 2940 wermgr.exe 2940 wermgr.exe 2940 wermgr.exe 2940 wermgr.exe 2940 wermgr.exe 2940 wermgr.exe 2940 wermgr.exe 2940 wermgr.exe 2940 wermgr.exe 2940 wermgr.exe 2940 wermgr.exe 2940 wermgr.exe 2940 wermgr.exe 2940 wermgr.exe 2940 wermgr.exe 2940 wermgr.exe 2940 wermgr.exe 2940 wermgr.exe 2940 wermgr.exe 2940 wermgr.exe 2940 wermgr.exe 2940 wermgr.exe 2940 wermgr.exe 2940 wermgr.exe 2940 wermgr.exe 2940 wermgr.exe - Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4444 PowerShell.exe - Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 4636 wrote to memory of 3628 4636 rundll32.exe 79 PID 4636 wrote to memory of 3628 4636 rundll32.exe 79 PID 4636 wrote to memory of 3628 4636 rundll32.exe 79 PID 4444 wrote to memory of 4068 4444 PowerShell.exe 89 PID 4444 wrote to memory of 4068 4444 PowerShell.exe 89 PID 4068 wrote to memory of 4924 4068 rundll32.exe 90 PID 4068 wrote to memory of 4924 4068 rundll32.exe 90 PID 4068 wrote to memory of 4924 4068 rundll32.exe 90 PID 4924 wrote to memory of 2940 4924 rundll32.exe 91 PID 4924 wrote to memory of 2940 4924 rundll32.exe 91 PID 4924 wrote to memory of 2940 4924 rundll32.exe 91 PID 4924 wrote to memory of 2940 4924 rundll32.exe 91 PID 4924 wrote to memory of 2940 4924 rundll32.exe 91 PID 4924 wrote to memory of 2940 4924 rundll32.exe 91
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\dysttto.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4636 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\dysttto.dll,#12⤵PID:3628
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C:\Windows\System32\rundll32.exeC:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding1⤵PID:1036
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C:\Windows\system32\WindowsPowerShell\v1.0\PowerShell.exe"PowerShell.exe" -noexit -command Set-Location -literalPath 'C:\Users\Admin\AppData\Local\Temp'1⤵
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4444 -
C:\Windows\system32\rundll32.exe"C:\Windows\system32\rundll32.exe" .\dysttto.dll,more2⤵
- Suspicious use of WriteProcessMemory
PID:4068 -
C:\Windows\SysWOW64\rundll32.exe"C:\Windows\system32\rundll32.exe" .\dysttto.dll,more3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4924 -
C:\Windows\SysWOW64\wermgr.exeC:\Windows\SysWOW64\wermgr.exe4⤵
- Suspicious behavior: EnumeratesProcesses
PID:2940
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Network
MITRE ATT&CK Matrix
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_5pgajhwu.vtj.ps1
- Size 60B
- SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
- MD5 d17fe0a3f47be24a6453e9ef58c94641
- SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
- SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
- MD5 SHA1 SHA512