Analysis
-
max time kernel
130s -
max time network
119s -
platform
windows7_x64 -
resource
win7-en-20211208 -
submitted
26-01-2022 13:43
Static task
static1
Behavioral task
behavioral1
Sample
576dc48b1a4f26b779efe36ca94f2bfcb4812954063ade5f16854d4145626d80.dll
Resource
win7-en-20211208
General
-
Target
576dc48b1a4f26b779efe36ca94f2bfcb4812954063ade5f16854d4145626d80.dll
-
Size
542KB
-
MD5
95fb7a5785e55959ebd1f8783640e491
-
SHA1
021db3fcf016a75f1b8a087732b04e6dbc3e5d56
-
SHA256
576dc48b1a4f26b779efe36ca94f2bfcb4812954063ade5f16854d4145626d80
-
SHA512
037608eb16306e5716ff75f99dcd8850f5d80d0419e9ac6d466be30f14cdea5afc02a112a4fe9a63b481149640c73f9691a89124a2417a2d5ce164959f8523a1
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
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salt
jHxastDcds)oMc=jvh7wdUhxcsdt2
Signatures
-
Loads dropped DLL 1 IoCs
Processes:
regsvr32.exepid process 1176 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 Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Ljmpvew\3600f4dc = dab4afe4b9ab2d8e1dc722dbb14f911266c5ce4874e98c4bbe15c06fe2ef0f67a8faa67b994826c38720af21 explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Ljmpvew\39f2492 = e5f3e813adb31054f484b4e78e91e2c18e5a83ffaf1252bcab230c55a591440a4eb1f148f822fc4dd1a6bc2dfb81d381b387889ffaeb0d8b60f01157d82ca1c54e14efcc1cf4eb5b14025e06a844fa4aaf6ca4f800e1f5aeaeb3a689083dbe2fb8e823e03b0978d3abfd2c80a1e6f5d73d241476aa0bc494e74a5b03abbe5dad86bfcac4602cda1327f2c9 explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Ljmpvew\1de04ee = 84963cd837c4aa6eee73fbb5202d7ddb6b9ebbd5d422160d9e782bc3bb explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Ljmpvew\7cd64b64 = a4a4eb533de4b1423f28496faeafa7a40a705c82ac6b835a5219f4e65036a68f697be9f269ea37 explorer.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Ljmpvew explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Ljmpvew\c46a2c01 = ce292cb182677974e40ffff9ef311f52748e600738e536734764579eb3b456257acdd58aabed6c82 explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Ljmpvew\bb2343f7 = 8d547c79734cf9b8a5980130174008ccc770b16d7f2bfb explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Ljmpvew\49499b2a = b22511a849c157bedbb545eba8fb0a8469b3d8bc2d3372e1f9ff9c73a74a4a125bdba9 explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Ljmpvew\3600f4dc = dab4b8e4b9ab18d586fd3253b30280496fc69813cff7b6ffcf56137f7fb81d0b7fe39ae1528c78a4f64f48cd8aac852a1cbd10156d01d8a0cde68f5aca34091434 explorer.exe Set value (data) \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Ljmpvew\b962638b = 24fec338d5dd396aaeb08db46f4c7c37bd4a956a528e31d64c65fae04ed169fc2a952ef702611e98869be6fea96fdd2a441461e9329705f3e8dcdcb060cec36942331150aeaa712d9faf43a69cca explorer.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
regsvr32.exeregsvr32.exepid process 1672 regsvr32.exe 1176 regsvr32.exe -
Suspicious behavior: MapViewOfSection 2 IoCs
Processes:
regsvr32.exeregsvr32.exepid process 1672 regsvr32.exe 1176 regsvr32.exe -
Suspicious use of WriteProcessMemory 43 IoCs
Processes:
regsvr32.exeregsvr32.exeexplorer.exetaskeng.exeregsvr32.exeregsvr32.exeexplorer.exedescription pid process target process PID 1268 wrote to memory of 1672 1268 regsvr32.exe regsvr32.exe PID 1268 wrote to memory of 1672 1268 regsvr32.exe regsvr32.exe PID 1268 wrote to memory of 1672 1268 regsvr32.exe regsvr32.exe PID 1268 wrote to memory of 1672 1268 regsvr32.exe regsvr32.exe PID 1268 wrote to memory of 1672 1268 regsvr32.exe regsvr32.exe PID 1268 wrote to memory of 1672 1268 regsvr32.exe regsvr32.exe PID 1268 wrote to memory of 1672 1268 regsvr32.exe regsvr32.exe PID 1672 wrote to memory of 268 1672 regsvr32.exe explorer.exe PID 1672 wrote to memory of 268 1672 regsvr32.exe explorer.exe PID 1672 wrote to memory of 268 1672 regsvr32.exe explorer.exe PID 1672 wrote to memory of 268 1672 regsvr32.exe explorer.exe PID 1672 wrote to memory of 268 1672 regsvr32.exe explorer.exe PID 1672 wrote to memory of 268 1672 regsvr32.exe explorer.exe PID 268 wrote to memory of 556 268 explorer.exe schtasks.exe PID 268 wrote to memory of 556 268 explorer.exe schtasks.exe PID 268 wrote to memory of 556 268 explorer.exe schtasks.exe PID 268 wrote to memory of 556 268 explorer.exe schtasks.exe PID 1900 wrote to memory of 1804 1900 taskeng.exe regsvr32.exe PID 1900 wrote to memory of 1804 1900 taskeng.exe regsvr32.exe PID 1900 wrote to memory of 1804 1900 taskeng.exe regsvr32.exe PID 1900 wrote to memory of 1804 1900 taskeng.exe regsvr32.exe PID 1900 wrote to memory of 1804 1900 taskeng.exe regsvr32.exe PID 1804 wrote to memory of 1176 1804 regsvr32.exe regsvr32.exe PID 1804 wrote to memory of 1176 1804 regsvr32.exe regsvr32.exe PID 1804 wrote to memory of 1176 1804 regsvr32.exe regsvr32.exe PID 1804 wrote to memory of 1176 1804 regsvr32.exe regsvr32.exe PID 1804 wrote to memory of 1176 1804 regsvr32.exe regsvr32.exe PID 1804 wrote to memory of 1176 1804 regsvr32.exe regsvr32.exe PID 1804 wrote to memory of 1176 1804 regsvr32.exe regsvr32.exe PID 1176 wrote to memory of 1836 1176 regsvr32.exe explorer.exe PID 1176 wrote to memory of 1836 1176 regsvr32.exe explorer.exe PID 1176 wrote to memory of 1836 1176 regsvr32.exe explorer.exe PID 1176 wrote to memory of 1836 1176 regsvr32.exe explorer.exe PID 1176 wrote to memory of 1836 1176 regsvr32.exe explorer.exe PID 1176 wrote to memory of 1836 1176 regsvr32.exe explorer.exe PID 1836 wrote to memory of 1712 1836 explorer.exe reg.exe PID 1836 wrote to memory of 1712 1836 explorer.exe reg.exe PID 1836 wrote to memory of 1712 1836 explorer.exe reg.exe PID 1836 wrote to memory of 1712 1836 explorer.exe reg.exe PID 1836 wrote to memory of 1064 1836 explorer.exe reg.exe PID 1836 wrote to memory of 1064 1836 explorer.exe reg.exe PID 1836 wrote to memory of 1064 1836 explorer.exe reg.exe PID 1836 wrote to memory of 1064 1836 explorer.exe reg.exe
Processes
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C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\576dc48b1a4f26b779efe36ca94f2bfcb4812954063ade5f16854d4145626d80.dll1⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\576dc48b1a4f26b779efe36ca94f2bfcb4812954063ade5f16854d4145626d80.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 bpztzjov /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\576dc48b1a4f26b779efe36ca94f2bfcb4812954063ade5f16854d4145626d80.dll\"" /SC ONCE /Z /ST 14:45 /ET 14:574⤵
- Creates scheduled task(s)
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C:\Windows\system32\taskeng.exetaskeng.exe {EAF7E911-5B89-4EC7-8D50-2471C12C188E} S-1-5-18:NT AUTHORITY\System:Service:1⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\system32\regsvr32.exeregsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\576dc48b1a4f26b779efe36ca94f2bfcb4812954063ade5f16854d4145626d80.dll"2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\regsvr32.exe-s "C:\Users\Admin\AppData\Local\Temp\576dc48b1a4f26b779efe36ca94f2bfcb4812954063ade5f16854d4145626d80.dll"3⤵
- 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.exe4⤵
- 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\Qkozoxyxu" /d "0"5⤵
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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\Iwkautwu" /d "0"5⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\576dc48b1a4f26b779efe36ca94f2bfcb4812954063ade5f16854d4145626d80.dllMD5
95fb7a5785e55959ebd1f8783640e491
SHA1021db3fcf016a75f1b8a087732b04e6dbc3e5d56
SHA256576dc48b1a4f26b779efe36ca94f2bfcb4812954063ade5f16854d4145626d80
SHA512037608eb16306e5716ff75f99dcd8850f5d80d0419e9ac6d466be30f14cdea5afc02a112a4fe9a63b481149640c73f9691a89124a2417a2d5ce164959f8523a1
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\Users\Admin\AppData\Local\Temp\576dc48b1a4f26b779efe36ca94f2bfcb4812954063ade5f16854d4145626d80.dllMD5
95fb7a5785e55959ebd1f8783640e491
SHA1021db3fcf016a75f1b8a087732b04e6dbc3e5d56
SHA256576dc48b1a4f26b779efe36ca94f2bfcb4812954063ade5f16854d4145626d80
SHA512037608eb16306e5716ff75f99dcd8850f5d80d0419e9ac6d466be30f14cdea5afc02a112a4fe9a63b481149640c73f9691a89124a2417a2d5ce164959f8523a1
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memory/268-57-0x00000000000F0000-0x00000000000F2000-memory.dmpFilesize
8KB
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memory/268-61-0x00000000746C1000-0x00000000746C3000-memory.dmpFilesize
8KB
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memory/268-62-0x0000000000080000-0x00000000000A1000-memory.dmpFilesize
132KB
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memory/1176-67-0x0000000000170000-0x0000000000171000-memory.dmpFilesize
4KB
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memory/1268-55-0x000007FEFBCB1000-0x000007FEFBCB3000-memory.dmpFilesize
8KB
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memory/1672-56-0x0000000075F81000-0x0000000075F83000-memory.dmpFilesize
8KB
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memory/1672-59-0x0000000000130000-0x0000000000131000-memory.dmpFilesize
4KB
-
memory/1672-60-0x0000000010000000-0x0000000010091000-memory.dmpFilesize
580KB
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memory/1836-71-0x00000000000C0000-0x00000000000E1000-memory.dmpFilesize
132KB