Analysis
- max time kernel
150s - max time network
124s - platform
windows7_x64 - resource
win7-en-20211208 - submitted
17/02/2022, 14:18
Static task
static1
Behavioral task
behavioral1
Sample
3b4de7c37664c56a2b5ba8feef2b41b11fab5e208421d148fe4717fc6da6f4db.dll
Resource
win7-en-20211208
General
- Target 3b4de7c37664c56a2b5ba8feef2b41b11fab5e208421d148fe4717fc6da6f4db.dll
- Size 1.5MB
- Sample220217-rl99gsbcc2
- SHA256 3b4de7c37664c56a2b5ba8feef2b41b11fab5e208421d148fe4717fc6da6f4db
- MD5 7c989f9bca28b50ed51bad93c652abc7
- SHA1 e22361d62b04a11667d4f0cf6f468a313707ce41
- SHA512 1313cd5cd37591e7fc4d677b1793f381641feac4d13f1ae8b9f567a9f57f867d79889c0f4ac697212c2bd151679a307fcd53df1af8a0b54ef3a7453fcd50bc97
- MD5 SHA1 SHA512
Malware Config
Extracted
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qakbot
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403.509
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obama157
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1645089451
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190.73.3.148:2222
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217.164.115.166:2222
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136.232.34.70:443
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92.177.45.46:2078
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102.47.31.216:995
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217.128.171.34:2222
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149.135.101.20:443
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105.184.116.32:995
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136.143.11.232:443
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103.142.10.177:443
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197.89.21.163:443
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197.92.132.79:443
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176.67.56.94:443
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66.230.104.103:443
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206.217.0.154:995
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186.64.87.194:443
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47.180.172.159:50010
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82.152.39.39:443
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140.82.49.12:443
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119.158.116.122:995
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47.180.172.159:443
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209.210.95.228:32100
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75.99.168.194:443
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103.17.101.139:995
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111.125.245.116:995
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31.215.206.13:443
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116.72.55.13:443
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45.241.208.225:995
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39.44.150.120:995
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39.52.21.207:993
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180.233.150.134:995
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41.230.62.211:993
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180.183.99.37:2222
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24.178.196.158:2222
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89.101.97.139:443
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173.174.216.62:443
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182.191.92.203:995
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86.98.156.24:32101
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103.139.242.30:990
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32.221.231.1:443
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89.211.179.202:2222
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67.209.195.198:443
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39.52.21.207:995
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69.14.172.24:443
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173.220.98.101:443
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75.156.151.34:443
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1.161.88.84:995
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39.53.161.84:995
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208.107.221.224:443
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2.50.41.69:61200
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31.35.28.29:443
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176.45.252.83:995
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175.137.153.178:443
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120.61.1.152:443
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189.146.51.56:443
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37.211.176.26:61202
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217.128.122.65:2222
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128.106.122.39:443
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102.65.38.67:443
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1.161.88.84:443
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75.188.35.168:443
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74.15.2.252:2222
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139.64.13.189:443
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217.165.109.191:993
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67.165.206.193:993
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173.21.10.71:2222
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75.99.168.194:61201
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73.151.236.31:443
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71.74.12.34:443
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72.66.116.235:995
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70.51.137.204:2222
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200.104.16.99:993
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108.4.67.252:443
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184.149.30.83:2222
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190.206.211.182:443
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100.1.108.246:443
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72.252.201.34:995
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86.198.170.170:2222
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177.204.115.148:443
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70.45.27.254:443
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72.252.201.34:990
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41.228.22.180:443
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96.21.251.127:2222
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78.96.235.245:443
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76.25.142.196:443
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120.150.218.241:995
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45.46.53.140:2222
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45.9.20.200:443
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24.231.158.110:995
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24.152.219.253:995
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96.246.158.154:995
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109.12.111.14:443
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217.164.117.243:1194
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86.108.123.52:443
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196.206.66.89:443
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217.164.117.243:2222
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107.171.241.236:2222
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41.84.233.153:443
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89.86.33.217:443
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114.79.148.170:443
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39.49.125.85:995
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5.48.205.15:443
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86.98.151.68:995
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103.116.178.85:443
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78.87.41.5:995
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182.176.180.73:443
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102.132.145.147:443
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47.180.172.159:993
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177.205.28.80:443
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78.191.55.146:995
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86.98.11.110:443
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24.53.49.240:443
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72.12.115.90:22
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139.64.34.193:443
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72.12.115.90:995
-
72.12.115.90:2083
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72.12.115.90:990
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161.142.54.62:443
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72.12.115.90:993
-
72.12.115.90:2078
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72.12.115.90:465
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72.12.115.90:3389
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72.12.115.90:443
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41.205.12.24:443
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68.204.7.158:443
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117.248.109.38:21
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24.222.20.254:443
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89.137.52.44:443
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67.69.166.79:2222
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86.98.55.231:995
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122.96.50.104:2222
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75.67.73.144:443
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73.59.201.174:443
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96.37.113.36:993
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38.70.253.226:2222
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109.51.132.148:995
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76.23.237.163:995
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220.255.25.1:2222
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82.41.63.217:443
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86.97.161.184:443
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184.100.174.73:443
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87.71.18.6:443
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218.101.110.3:995
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94.60.254.81:443
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103.27.22.162:995
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salt
jHxastDcds)oMc=jvh7wdUhxcsdt2
Signatures
- Loads dropped DLL 1 IoCs
pid Process 1488 regsvr32.exe - Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 292 schtasks.exe - Modifies data under HKEY_USERS 10 IoCs
description ioc Process Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Worknreygend\a162aab7 = bbf4cd26161af045a652c010586c07c7c6859dc1b19159fbd4f250fc0ad799a7de5ff88821 explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Worknreygend\6697a224 = 34ab898f3a60eaa0420d46f7f88b627ac3c968f61f9bdeeec0208d3145d4abd115baca1d3a7c249f4d5f8b3202bfb367b31e79ff68836635eed7f161c243b1b968276bc05a3c89b7f58f75b68a9f1ea569985c8b explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Worknreygend\ebb4150f = 46c1e375f7b24ac3cd3fb2b9b1507622865460c3b218bf711706d042742c3818244da52fdb6dbcdbd94ab7c7fe7932098b60ed35bb254d509f142eeea77c6ff713f7f358f2a7e2312f21491a46c553f75eeb9c8116113b0dc3c8b6b372b3ec055ae42bed556fd7 explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Worknreygend\de2bc541 = 7b72b986dccc87d89242ed255f829ae2238c32383ae89b7ca42b1f62a504115618398245a03efbcbc98abff6ea57b9dd9d698385844453cc11686025f55be629684d40985f6b4b03052d338d7993227768d2f421909706031170c5d48a00f9d4c471afa25af08c6e14aa9be31404a58c5663250732120c540a2d72b7818fd96621d15a3c031db3cbaffff2ba2780e56d86a700b0ae14a93840db3d47c690093af77bd90ecb020042007334d5fb817200b5 explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Worknreygend\19decdd2 = e97a7cb5f48dd218498d34d59815f1cd8145f584c3318cfac7be445808f8aa9c9ad2029a6652369c3b2eb4922d6bf68630f314f6deac674061d2d8f4dbe9bab4f3a38381d7cb74898dd50760559ad2d5 explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Worknreygend\dc6ae53d = e3466b310660ca1b1f70d809255a2ed3019df5bfc48a72b5d09ee92a39864ab69483cb810a92c14a78ebdc17124c60bd19f3a777747ddae962439c51bf6db7b9dee8267bed330c391c24def6361a explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Worknreygend\64d68258 = f4ef907d6b1a4e53103d74c3a8061d5bfd3f7f4932c8bff6a6e9fa25399199173dbf1109df explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Worknreygend\94fd7af9 = f649eaad13ecdc8b308322fd337f2e1ec9cedeeeff3de1145f95302243efe5db6ef4ea824c8868f6a87c85f6672e3dbef2c25171aa988a8e235b8c6c1eb41f204855f21df7acf95488dae9d28a917c8f76991c1ef21abd explorer.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Worknreygend explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Worknreygend\ebb4150f = 46c1f475f7b27f3affa8841f1c81f7461eb193d52faa0ee940c1dcd33658dcd1592a70f65ca47cc1a487d72f33ad7d64916a17c71ee2a783505f399afe20669be4b8bfb58e1ea7c599fd10c7431aaa7bc4c5 explorer.exe - Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1588 rundll32.exe 1200 explorer.exe 1200 explorer.exe 1200 explorer.exe 1200 explorer.exe 1200 explorer.exe 1200 explorer.exe 1200 explorer.exe 1200 explorer.exe 1200 explorer.exe 1200 explorer.exe 1200 explorer.exe 1200 explorer.exe 1200 explorer.exe 1200 explorer.exe 1200 explorer.exe 1200 explorer.exe 1200 explorer.exe 1200 explorer.exe 1200 explorer.exe 1200 explorer.exe 1200 explorer.exe 1200 explorer.exe 1200 explorer.exe 1200 explorer.exe 1200 explorer.exe 1200 explorer.exe 1200 explorer.exe 1200 explorer.exe 1200 explorer.exe 1200 explorer.exe 1200 explorer.exe 1200 explorer.exe 1200 explorer.exe 1200 explorer.exe 1200 explorer.exe 1200 explorer.exe 1200 explorer.exe 1200 explorer.exe 1200 explorer.exe 1200 explorer.exe 1200 explorer.exe 1200 explorer.exe 1200 explorer.exe 1200 explorer.exe 1200 explorer.exe 1200 explorer.exe 1200 explorer.exe 1200 explorer.exe 1200 explorer.exe 1200 explorer.exe 1200 explorer.exe 1200 explorer.exe 1200 explorer.exe 1200 explorer.exe 1200 explorer.exe 1200 explorer.exe 1200 explorer.exe 1200 explorer.exe 1200 explorer.exe 1200 explorer.exe 1200 explorer.exe 1200 explorer.exe 1200 explorer.exe - Suspicious behavior: MapViewOfSection 2 IoCs
pid Process 1588 rundll32.exe 1488 regsvr32.exe - Suspicious use of WriteProcessMemory 43 IoCs
description pid Process procid_target PID 1368 wrote to memory of 1588 1368 rundll32.exe 27 PID 1368 wrote to memory of 1588 1368 rundll32.exe 27 PID 1368 wrote to memory of 1588 1368 rundll32.exe 27 PID 1368 wrote to memory of 1588 1368 rundll32.exe 27 PID 1368 wrote to memory of 1588 1368 rundll32.exe 27 PID 1368 wrote to memory of 1588 1368 rundll32.exe 27 PID 1368 wrote to memory of 1588 1368 rundll32.exe 27 PID 1588 wrote to memory of 1200 1588 rundll32.exe 28 PID 1588 wrote to memory of 1200 1588 rundll32.exe 28 PID 1588 wrote to memory of 1200 1588 rundll32.exe 28 PID 1588 wrote to memory of 1200 1588 rundll32.exe 28 PID 1588 wrote to memory of 1200 1588 rundll32.exe 28 PID 1588 wrote to memory of 1200 1588 rundll32.exe 28 PID 1200 wrote to memory of 292 1200 explorer.exe 29 PID 1200 wrote to memory of 292 1200 explorer.exe 29 PID 1200 wrote to memory of 292 1200 explorer.exe 29 PID 1200 wrote to memory of 292 1200 explorer.exe 29 PID 1348 wrote to memory of 836 1348 taskeng.exe 34 PID 1348 wrote to memory of 836 1348 taskeng.exe 34 PID 1348 wrote to memory of 836 1348 taskeng.exe 34 PID 1348 wrote to memory of 836 1348 taskeng.exe 34 PID 1348 wrote to memory of 836 1348 taskeng.exe 34 PID 836 wrote to memory of 1488 836 regsvr32.exe 35 PID 836 wrote to memory of 1488 836 regsvr32.exe 35 PID 836 wrote to memory of 1488 836 regsvr32.exe 35 PID 836 wrote to memory of 1488 836 regsvr32.exe 35 PID 836 wrote to memory of 1488 836 regsvr32.exe 35 PID 836 wrote to memory of 1488 836 regsvr32.exe 35 PID 836 wrote to memory of 1488 836 regsvr32.exe 35 PID 1488 wrote to memory of 1920 1488 regsvr32.exe 36 PID 1488 wrote to memory of 1920 1488 regsvr32.exe 36 PID 1488 wrote to memory of 1920 1488 regsvr32.exe 36 PID 1488 wrote to memory of 1920 1488 regsvr32.exe 36 PID 1488 wrote to memory of 1920 1488 regsvr32.exe 36 PID 1488 wrote to memory of 1920 1488 regsvr32.exe 36 PID 1920 wrote to memory of 1464 1920 explorer.exe 37 PID 1920 wrote to memory of 1464 1920 explorer.exe 37 PID 1920 wrote to memory of 1464 1920 explorer.exe 37 PID 1920 wrote to memory of 1464 1920 explorer.exe 37 PID 1920 wrote to memory of 1060 1920 explorer.exe 39 PID 1920 wrote to memory of 1060 1920 explorer.exe 39 PID 1920 wrote to memory of 1060 1920 explorer.exe 39 PID 1920 wrote to memory of 1060 1920 explorer.exe 39
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\3b4de7c37664c56a2b5ba8feef2b41b11fab5e208421d148fe4717fc6da6f4db.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:1368 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\3b4de7c37664c56a2b5ba8feef2b41b11fab5e208421d148fe4717fc6da6f4db.dll,#12⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1588 -
C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1200 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn uojbklw /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\3b4de7c37664c56a2b5ba8feef2b41b11fab5e208421d148fe4717fc6da6f4db.dll\"" /SC ONCE /Z /ST 15:20 /ET 15:324⤵
- Creates scheduled task(s)
PID:292
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C:\Windows\system32\taskeng.exetaskeng.exe {BB6AE764-A354-47BE-80C7-E2139F3B9950} S-1-5-18:NT AUTHORITY\System:Service:1⤵
- Suspicious use of WriteProcessMemory
PID:1348 -
C:\Windows\system32\regsvr32.exeregsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\3b4de7c37664c56a2b5ba8feef2b41b11fab5e208421d148fe4717fc6da6f4db.dll"2⤵
- Suspicious use of WriteProcessMemory
PID:836 -
C:\Windows\SysWOW64\regsvr32.exe-s "C:\Users\Admin\AppData\Local\Temp\3b4de7c37664c56a2b5ba8feef2b41b11fab5e208421d148fe4717fc6da6f4db.dll"3⤵
- Loads dropped DLL
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1488 -
C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe4⤵
- Modifies data under HKEY_USERS
- Suspicious use of WriteProcessMemory
PID:1920 -
C:\Windows\system32\reg.exeC:\Windows\system32\reg.exe ADD "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /f /t REG_DWORD /v "C:\ProgramData\Microsoft\Hpfyqaxcdpuv" /d "0"5⤵PID:1464
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C:\Windows\system32\reg.exeC:\Windows\system32\reg.exe ADD "HKLM\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths" /f /t REG_DWORD /v "C:\Users\Admin\AppData\Roaming\Microsoft\Juruuuujynrf" /d "0"5⤵PID:1060
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