Analysis
-
max time kernel
138s -
max time network
143s -
platform
windows10-2004_x64 -
resource
win10v2004-en-20220113 -
submitted
19-03-2022 23:26
Behavioral task
behavioral1
Sample
8b24b67081ada4aefcf401ef386b4bba7416cfd9e05b6a378125f254da5c4970.dll
Resource
win7-20220311-en
General
-
Target
8b24b67081ada4aefcf401ef386b4bba7416cfd9e05b6a378125f254da5c4970.dll
-
Size
2.5MB
-
MD5
9030652c65b1009840427faa7c8d61e2
-
SHA1
5ec49c0245c1b97c6202f3f92cabac4973004bb5
-
SHA256
8b24b67081ada4aefcf401ef386b4bba7416cfd9e05b6a378125f254da5c4970
-
SHA512
f14871d882087946ce5679d97cbe9e0c14d59486e558b0d258d93dede4aff0ff86576a29d036f17a7b85051e239887b6dac4f454b7b964731e9f2e4aefe79f76
Malware Config
Extracted
qakbot
401.157
abc117
1608747966
67.6.54.180:443
187.250.170.34:995
67.141.11.98:443
109.154.79.222:2222
2.88.184.160:443
85.52.72.32:2222
86.98.21.234:443
73.166.10.38:50003
90.61.30.155:2222
71.182.142.63:443
178.223.22.192:995
184.189.122.72:443
181.39.236.199:443
72.240.200.181:2222
154.238.45.174:995
47.22.148.6:443
2.51.251.47:995
199.19.117.131:443
200.76.215.87:443
37.104.39.32:995
14.137.64.132:995
70.126.76.75:443
5.194.151.240:2222
83.202.68.220:2222
189.251.67.57:995
197.161.154.132:443
120.150.218.241:995
75.136.40.155:443
151.205.102.42:443
41.39.134.183:443
187.213.80.185:995
82.12.157.95:995
77.136.21.144:995
47.40.78.73:443
173.18.126.193:2222
51.9.198.164:2222
94.26.114.54:443
197.45.110.165:995
184.90.50.79:995
77.30.61.241:995
47.134.138.15:443
196.151.252.84:443
23.236.12.55:443
81.88.254.62:443
105.198.236.99:443
78.97.248.88:443
188.25.61.41:443
45.77.115.208:443
45.77.115.208:2222
45.32.211.207:995
149.28.101.90:8443
45.77.115.208:8443
216.215.77.18:2078
45.32.211.207:8443
207.246.77.75:2222
207.246.77.75:995
98.16.204.189:995
80.106.85.24:2222
86.126.220.203:443
71.14.110.199:443
83.110.241.182:443
76.111.128.194:443
32.212.117.188:443
72.36.59.46:2222
68.186.192.69:443
105.226.38.36:443
109.106.69.138:2222
108.46.145.30:443
181.129.155.10:443
37.210.255.225:995
74.195.52.3:443
73.166.10.38:443
190.24.187.90:443
95.77.223.148:443
47.196.49.123:443
24.229.150.54:995
189.172.242.124:443
140.82.49.12:443
212.197.145.59:995
47.208.8.187:443
2.88.48.122:995
68.15.109.125:443
2.90.219.195:443
151.60.45.241:443
217.165.3.30:443
190.72.211.89:2222
84.247.55.190:8443
74.222.204.82:995
98.240.24.57:443
92.59.35.196:2083
174.20.167.39:995
45.63.107.192:443
96.61.23.88:995
108.190.151.108:2222
45.77.115.208:995
144.202.38.185:2222
24.185.65.68:443
149.28.98.196:2222
24.122.0.90:443
175.141.131.195:443
197.49.109.229:995
75.67.192.125:443
187.202.130.179:443
67.82.244.199:2222
41.228.211.35:443
197.82.221.199:443
90.53.100.20:2222
37.210.132.106:995
191.84.1.58:443
73.166.10.38:61202
86.98.223.81:22
80.11.5.65:2222
187.7.236.197:995
81.214.126.173:2222
90.201.21.58:443
89.137.211.239:995
24.234.204.230:995
189.222.83.156:443
181.134.233.216:443
95.77.144.238:443
100.43.250.74:995
69.47.239.10:443
151.52.8.91:443
197.237.62.207:443
89.136.112.74:443
190.85.91.154:443
2.50.167.241:443
193.248.154.174:2222
207.246.77.75:8443
24.139.72.117:443
149.28.99.97:2222
45.63.107.192:2222
144.202.38.185:443
207.246.77.75:443
149.28.98.196:443
149.28.98.196:995
149.28.101.90:2222
149.28.101.90:995
144.202.38.185:995
85.204.189.105:443
96.19.117.140:443
106.250.150.98:443
98.190.24.81:443
37.116.152.122:2078
172.87.157.235:3389
216.201.162.158:443
95.76.27.6:443
174.87.65.179:443
50.244.112.106:443
189.157.252.151:443
Signatures
-
Loads dropped DLL 1 IoCs
Processes:
regsvr32.exepid process 2420 regsvr32.exe -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 3180 2420 WerFault.exe regsvr32.exe -
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
rundll32.exepid process 892 rundll32.exe 892 rundll32.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
rundll32.exepid process 892 rundll32.exe -
Suspicious use of WriteProcessMemory 14 IoCs
Processes:
rundll32.exerundll32.exeexplorer.exeregsvr32.exedescription pid process target process PID 608 wrote to memory of 892 608 rundll32.exe rundll32.exe PID 608 wrote to memory of 892 608 rundll32.exe rundll32.exe PID 608 wrote to memory of 892 608 rundll32.exe rundll32.exe PID 892 wrote to memory of 1160 892 rundll32.exe explorer.exe PID 892 wrote to memory of 1160 892 rundll32.exe explorer.exe PID 892 wrote to memory of 1160 892 rundll32.exe explorer.exe PID 892 wrote to memory of 1160 892 rundll32.exe explorer.exe PID 892 wrote to memory of 1160 892 rundll32.exe explorer.exe PID 1160 wrote to memory of 1412 1160 explorer.exe schtasks.exe PID 1160 wrote to memory of 1412 1160 explorer.exe schtasks.exe PID 1160 wrote to memory of 1412 1160 explorer.exe schtasks.exe PID 4792 wrote to memory of 2420 4792 regsvr32.exe regsvr32.exe PID 4792 wrote to memory of 2420 4792 regsvr32.exe regsvr32.exe PID 4792 wrote to memory of 2420 4792 regsvr32.exe regsvr32.exe
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\8b24b67081ada4aefcf401ef386b4bba7416cfd9e05b6a378125f254da5c4970.dll,#11⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\8b24b67081ada4aefcf401ef386b4bba7416cfd9e05b6a378125f254da5c4970.dll,#12⤵
- 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 sjybfrk /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\8b24b67081ada4aefcf401ef386b4bba7416cfd9e05b6a378125f254da5c4970.dll\"" /SC ONCE /Z /ST 11:19 /ET 11:314⤵
- Creates scheduled task(s)
-
C:\Windows\system32\regsvr32.exeregsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\8b24b67081ada4aefcf401ef386b4bba7416cfd9e05b6a378125f254da5c4970.dll"1⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\regsvr32.exe-s "C:\Users\Admin\AppData\Local\Temp\8b24b67081ada4aefcf401ef386b4bba7416cfd9e05b6a378125f254da5c4970.dll"2⤵
- Loads dropped DLL
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2420 -s 5843⤵
- Program crash
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 2420 -ip 24201⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\8b24b67081ada4aefcf401ef386b4bba7416cfd9e05b6a378125f254da5c4970.dllMD5
8f5b2c49f817a39ee11ee871cbbecb2f
SHA12aa060320397d166d8b4958cfdfff7c874a5f6b7
SHA256d3d45612c9312b7c2f78f708cae8bf7f27738b34eca458d3fc22d1e46d9b6fb1
SHA512aac0ec24f190d76e3df0348f53c7645d464ddb407bb8a46f782183bc0b216d330189e7db168ec31f5e767d0f72d3c00df2f6c3bafc6887c5e06c7d34f4e5bd9a
-
C:\Users\Admin\AppData\Local\Temp\8b24b67081ada4aefcf401ef386b4bba7416cfd9e05b6a378125f254da5c4970.dllMD5
8f5b2c49f817a39ee11ee871cbbecb2f
SHA12aa060320397d166d8b4958cfdfff7c874a5f6b7
SHA256d3d45612c9312b7c2f78f708cae8bf7f27738b34eca458d3fc22d1e46d9b6fb1
SHA512aac0ec24f190d76e3df0348f53c7645d464ddb407bb8a46f782183bc0b216d330189e7db168ec31f5e767d0f72d3c00df2f6c3bafc6887c5e06c7d34f4e5bd9a
-
memory/892-130-0x00000000025D0000-0x00000000027BA000-memory.dmpFilesize
1.9MB
-
memory/892-131-0x0000000010000000-0x000000001028A000-memory.dmpFilesize
2.5MB
-
memory/1160-132-0x00000000003C0000-0x00000000007F3000-memory.dmpFilesize
4.2MB
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memory/1160-133-0x0000000000A90000-0x0000000000AC4000-memory.dmpFilesize
208KB