Analysis
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max time kernel
145s -
max time network
161s -
platform
windows10_x64 -
resource
win10-en-20211208 -
submitted
26-01-2022 16:00
Static task
static1
Behavioral task
behavioral1
Sample
bfb96ce10b830f0be6ea2a3a29f60fd59f22fcf7ab274c76bb28911ba94ce506.dll
Resource
win7-en-20211208
General
-
Target
bfb96ce10b830f0be6ea2a3a29f60fd59f22fcf7ab274c76bb28911ba94ce506.dll
-
Size
523KB
-
MD5
cba21007f8686c66d424f0326913536c
-
SHA1
dad5b7f080c8a79a03ae65946078dff7cca7253f
-
SHA256
bfb96ce10b830f0be6ea2a3a29f60fd59f22fcf7ab274c76bb28911ba94ce506
-
SHA512
6ca040e5bb59f512f80456726702cd44fcf4479de1bd689b6b8d1e7f43107a5fd5ed39c26ad7a245b1a2d83d49f78aa0fbc877e2e5d64859de5e91653faeeff2
Malware Config
Extracted
qakbot
403.10
tr
1643025272
103.143.8.71:6881
37.210.172.200:2222
136.143.11.232:443
190.73.3.148:2222
78.101.147.76:61202
82.152.39.39:443
65.100.174.110:995
65.100.174.110:443
111.125.245.116:995
117.248.109.38:21
31.215.99.178:443
103.142.10.177:443
39.49.110.129:995
86.97.246.244:1194
68.204.7.158:443
217.128.93.27:2222
144.86.28.125:443
94.59.253.222:2222
120.150.218.241:995
185.249.85.209:443
69.14.172.24:443
94.200.181.154:995
182.191.92.203:995
24.95.61.62:443
86.97.246.244:2222
89.137.52.44:443
70.163.1.219:443
220.255.25.1:2222
24.178.196.158:2222
103.139.242.30:993
96.80.109.57:995
209.210.95.228:32100
180.233.150.134:995
149.135.101.20:443
38.70.253.226:2222
24.222.20.254:443
83.110.2.97:443
78.87.44.54:995
86.108.46.251:443
74.15.2.252:2222
102.65.38.67:443
37.203.225.248:443
75.139.7.190:2083
24.53.49.240:443
80.14.196.176:2222
94.60.254.81:443
86.98.32.228:443
130.164.129.3:443
176.67.56.94:443
31.167.160.170:443
31.35.28.29:443
32.221.231.1:443
71.74.12.34:443
96.21.251.127:2222
41.86.42.158:995
41.228.22.180:443
93.48.80.198:995
45.9.20.200:443
86.98.47.119:61200
96.246.158.154:995
89.114.156.182:995
67.209.195.198:443
75.156.151.34:443
89.101.97.139:443
182.56.101.61:443
128.106.122.39:443
31.215.226.115:2222
76.25.142.196:443
173.21.10.71:2222
142.186.63.108:2222
60.54.102.15:443
73.151.236.31:443
73.136.32.202:443
5.32.41.46:443
78.180.191.206:995
109.12.111.14:443
40.134.247.125:995
31.215.99.6:443
217.164.76.107:2078
80.6.192.58:443
63.143.92.99:995
27.5.4.194:2078
86.133.23.70:443
116.86.26.140:995
90.8.56.248:2222
101.50.120.112:995
67.165.206.193:993
100.1.119.41:443
31.215.29.238:443
186.64.87.207:443
190.206.211.182:443
218.101.110.3:995
103.139.242.30:990
136.232.34.70:443
73.67.152.98:2222
47.158.25.67:443
187.189.86.168:443
72.252.201.34:995
72.252.201.34:990
70.51.153.245:2222
108.4.67.252:443
70.45.174.173:443
72.252.201.34:993
217.165.109.189:32101
114.79.148.170:443
197.89.105.165:443
182.176.180.73:443
75.188.35.168:443
27.223.92.142:995
200.75.131.234:443
71.163.110.53:995
75.168.192.223:2222
107.77.232.51:443
201.172.31.135:80
83.110.98.231:995
96.37.113.36:993
78.191.27.236:995
78.96.235.245:443
23.229.117.237:443
91.185.131.89:61202
76.169.147.192:32103
114.143.84.25:61202
92.98.33.251:995
23.233.146.92:443
75.169.58.229:32100
184.100.174.73:443
50.237.134.22:995
36.234.184.238:995
65.100.174.110:8443
59.12.216.39:443
103.139.242.30:22
190.45.79.111:443
176.24.150.197:443
106.51.48.170:50001
111.119.252.178:995
73.59.201.174:443
-
salt
jHxastDcds)oMc=jvh7wdUhxcsdt2
Signatures
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Loads dropped DLL 1 IoCs
Processes:
regsvr32.exepid process 2864 regsvr32.exe -
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
-
Modifies data under HKEY_USERS 10 IoCs
Processes:
explorer.exedescription ioc process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Yrwhgzsreym explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Yrwhgzsreym\d78f0ded = b73e3585450567b093e3003786648b5f08 explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Yrwhgzsreym\6f336a88 = 79afc86f2e5ed57a480ea0b3d36a2c8b91f6d150dedd36b622a7e8e10f262fdd3102ac5baf explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Yrwhgzsreym\123b2502 = 877376aaf7fa3af534485d236f22ce4605441881b08ae212d6dc42794b93c0afae3272dd7b30 explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Yrwhgzsreym\e051fddf = c03ae404f30e075ce49491e3efe5880a1328aa214147badc7746ef5d7af9231df9a026590d7edf97858b2ac1c8a6b950cb3e11c5d37eb517165854b4af1db50ecc7cbcc5c3fa99adc6fc5200b9f7dee7afe8fa7b820b615cf023fecb08e16ef0c1ae166bbda9b4727c735068a2d46ed3c018fd explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Yrwhgzsreym\e051fddf = c03af304f30e3246d70048427215dc5d367d3f6b6b97b911fc2d18472c6aac7f00fc02eab6f1ebcd9e27873f6f2126aa51f4434678d0628f25869250083dc7d8639bfff005d1d10007382509afbab6750e8ef99fc7fa053dece7004d2a7f explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Yrwhgzsreym\d5ce2d91 = 9944aca5a35161be0c643770d62e51a62da68b19e01b3fe01c36bc045c3f0bfeb22a730792a45d7cbb0e2a595ca41b5802c9bcfb9c982999291ac8100635011a90bf3148efb3a1e97666c088dc3b0a719d293d52e3e87ea8f254ab837c3b39250d4883f95d04530521ac6306040ad4cff159b1942781b4034f92ef05446a268d6e57 explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Yrwhgzsreym\aa874267 = 2300381888f2808da75832569e18a7 explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Yrwhgzsreym\6d724af4 = 2ea8631c9da03fd8b7b2145b40b1459d9795e9b82d2fb62327603d03f3491096f1b148ca4e51184d explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Yrwhgzsreym\9f189229 = ff184c230e98bf7e3cdeefaf4789541b607bdaaf3def6ed0fbb4edcfb2d64383f100129de01466d66c18c6e781f49671740fc05d1de2e2bae2f7872f6c0a1f16b5b382ba812c158ecffd92c06f8137e42279f464d704693e explorer.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
regsvr32.exeregsvr32.exepid process 2628 regsvr32.exe 2628 regsvr32.exe 2864 regsvr32.exe 2864 regsvr32.exe -
Suspicious behavior: MapViewOfSection 2 IoCs
Processes:
regsvr32.exeregsvr32.exepid process 2628 regsvr32.exe 2864 regsvr32.exe -
Suspicious use of WriteProcessMemory 23 IoCs
Processes:
regsvr32.exeregsvr32.exeexplorer.exeregsvr32.exeregsvr32.exeexplorer.exedescription pid process target process PID 660 wrote to memory of 2628 660 regsvr32.exe regsvr32.exe PID 660 wrote to memory of 2628 660 regsvr32.exe regsvr32.exe PID 660 wrote to memory of 2628 660 regsvr32.exe regsvr32.exe PID 2628 wrote to memory of 2072 2628 regsvr32.exe explorer.exe PID 2628 wrote to memory of 2072 2628 regsvr32.exe explorer.exe PID 2628 wrote to memory of 2072 2628 regsvr32.exe explorer.exe PID 2628 wrote to memory of 2072 2628 regsvr32.exe explorer.exe PID 2628 wrote to memory of 2072 2628 regsvr32.exe explorer.exe PID 2072 wrote to memory of 2156 2072 explorer.exe schtasks.exe PID 2072 wrote to memory of 2156 2072 explorer.exe schtasks.exe PID 2072 wrote to memory of 2156 2072 explorer.exe schtasks.exe PID 1064 wrote to memory of 2864 1064 regsvr32.exe regsvr32.exe PID 1064 wrote to memory of 2864 1064 regsvr32.exe regsvr32.exe PID 1064 wrote to memory of 2864 1064 regsvr32.exe regsvr32.exe PID 2864 wrote to memory of 3156 2864 regsvr32.exe explorer.exe PID 2864 wrote to memory of 3156 2864 regsvr32.exe explorer.exe PID 2864 wrote to memory of 3156 2864 regsvr32.exe explorer.exe PID 2864 wrote to memory of 3156 2864 regsvr32.exe explorer.exe PID 2864 wrote to memory of 3156 2864 regsvr32.exe explorer.exe PID 3156 wrote to memory of 3868 3156 explorer.exe reg.exe PID 3156 wrote to memory of 3868 3156 explorer.exe reg.exe PID 3156 wrote to memory of 616 3156 explorer.exe reg.exe PID 3156 wrote to memory of 616 3156 explorer.exe reg.exe
Processes
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C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\bfb96ce10b830f0be6ea2a3a29f60fd59f22fcf7ab274c76bb28911ba94ce506.dll1⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\bfb96ce10b830f0be6ea2a3a29f60fd59f22fcf7ab274c76bb28911ba94ce506.dll2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe3⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn kgsbkezzp /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\bfb96ce10b830f0be6ea2a3a29f60fd59f22fcf7ab274c76bb28911ba94ce506.dll\"" /SC ONCE /Z /ST 12:04 /ET 12:164⤵
- Creates scheduled task(s)
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\??\c:\windows\system32\regsvr32.exeregsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\bfb96ce10b830f0be6ea2a3a29f60fd59f22fcf7ab274c76bb28911ba94ce506.dll"1⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\regsvr32.exe-s "C:\Users\Admin\AppData\Local\Temp\bfb96ce10b830f0be6ea2a3a29f60fd59f22fcf7ab274c76bb28911ba94ce506.dll"2⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe3⤵
- Modifies data under HKEY_USERS
- Suspicious use of WriteProcessMemory
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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:\ProgramData\Microsoft\Amecxox" /d "0"4⤵
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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\Aoiihvvolvjp" /d "0"4⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\bfb96ce10b830f0be6ea2a3a29f60fd59f22fcf7ab274c76bb28911ba94ce506.dllMD5
cba21007f8686c66d424f0326913536c
SHA1dad5b7f080c8a79a03ae65946078dff7cca7253f
SHA256bfb96ce10b830f0be6ea2a3a29f60fd59f22fcf7ab274c76bb28911ba94ce506
SHA5126ca040e5bb59f512f80456726702cd44fcf4479de1bd689b6b8d1e7f43107a5fd5ed39c26ad7a245b1a2d83d49f78aa0fbc877e2e5d64859de5e91653faeeff2
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\Users\Admin\AppData\Local\Temp\bfb96ce10b830f0be6ea2a3a29f60fd59f22fcf7ab274c76bb28911ba94ce506.dllMD5
cba21007f8686c66d424f0326913536c
SHA1dad5b7f080c8a79a03ae65946078dff7cca7253f
SHA256bfb96ce10b830f0be6ea2a3a29f60fd59f22fcf7ab274c76bb28911ba94ce506
SHA5126ca040e5bb59f512f80456726702cd44fcf4479de1bd689b6b8d1e7f43107a5fd5ed39c26ad7a245b1a2d83d49f78aa0fbc877e2e5d64859de5e91653faeeff2
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memory/2072-119-0x0000000000900000-0x0000000000921000-memory.dmpFilesize
132KB
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memory/2628-115-0x0000000000C00000-0x0000000000CAE000-memory.dmpFilesize
696KB
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memory/2628-116-0x0000000010000000-0x0000000010091000-memory.dmpFilesize
580KB
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memory/2864-122-0x0000000000510000-0x000000000065A000-memory.dmpFilesize
1.3MB
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memory/3156-125-0x0000000000330000-0x0000000000351000-memory.dmpFilesize
132KB