Analysis
-
max time kernel
155s -
max time network
175s -
platform
windows10-2004_x64 -
resource
win10v2004-20220310-en -
submitted
20-03-2022 02:41
Behavioral task
behavioral1
Sample
e897c424e1f862049e51180d9d6f3b9a566837114e99d045fdf8a2a7cce0641e.dll
Resource
win7-20220310-en
General
-
Target
e897c424e1f862049e51180d9d6f3b9a566837114e99d045fdf8a2a7cce0641e.dll
-
Size
2.5MB
-
MD5
1c345b0c880f0829372e0a89d08de7c8
-
SHA1
462277dc47d16c23d99aeeeae293fbb8cf30f4e6
-
SHA256
e897c424e1f862049e51180d9d6f3b9a566837114e99d045fdf8a2a7cce0641e
-
SHA512
469ed8f56cea1b79b36aaf857b1978e6ee1c2921fa7335331970efb75b5da5f5b15690eaa04b8b5782f6d7111640c744ca8ff408857bf2db119fdeff0a7c9c24
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 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.
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Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
rundll32.exepid process 5052 rundll32.exe 5052 rundll32.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
rundll32.exepid process 5052 rundll32.exe -
Suspicious use of WriteProcessMemory 14 IoCs
Processes:
rundll32.exerundll32.exeexplorer.exeregsvr32.exedescription pid process target process PID 4784 wrote to memory of 5052 4784 rundll32.exe rundll32.exe PID 4784 wrote to memory of 5052 4784 rundll32.exe rundll32.exe PID 4784 wrote to memory of 5052 4784 rundll32.exe rundll32.exe PID 5052 wrote to memory of 4884 5052 rundll32.exe explorer.exe PID 5052 wrote to memory of 4884 5052 rundll32.exe explorer.exe PID 5052 wrote to memory of 4884 5052 rundll32.exe explorer.exe PID 5052 wrote to memory of 4884 5052 rundll32.exe explorer.exe PID 5052 wrote to memory of 4884 5052 rundll32.exe explorer.exe PID 4884 wrote to memory of 4184 4884 explorer.exe schtasks.exe PID 4884 wrote to memory of 4184 4884 explorer.exe schtasks.exe PID 4884 wrote to memory of 4184 4884 explorer.exe schtasks.exe PID 2120 wrote to memory of 1488 2120 regsvr32.exe regsvr32.exe PID 2120 wrote to memory of 1488 2120 regsvr32.exe regsvr32.exe PID 2120 wrote to memory of 1488 2120 regsvr32.exe regsvr32.exe
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\e897c424e1f862049e51180d9d6f3b9a566837114e99d045fdf8a2a7cce0641e.dll,#11⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\e897c424e1f862049e51180d9d6f3b9a566837114e99d045fdf8a2a7cce0641e.dll,#12⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
-
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 yosvljgws /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\e897c424e1f862049e51180d9d6f3b9a566837114e99d045fdf8a2a7cce0641e.dll\"" /SC ONCE /Z /ST 18:39 /ET 18:514⤵
- Creates scheduled task(s)
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C:\Windows\system32\regsvr32.exeregsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\e897c424e1f862049e51180d9d6f3b9a566837114e99d045fdf8a2a7cce0641e.dll"1⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\regsvr32.exe-s "C:\Users\Admin\AppData\Local\Temp\e897c424e1f862049e51180d9d6f3b9a566837114e99d045fdf8a2a7cce0641e.dll"2⤵
- Loads dropped DLL
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 372 -p 1488 -ip 14881⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\e897c424e1f862049e51180d9d6f3b9a566837114e99d045fdf8a2a7cce0641e.dllMD5
1db3693a0a852046f59741ae4d824392
SHA15a5a05037399802d6a5ff028d302389cc55207a3
SHA256065826f6f8fd92aaf6f9d428669492cac93f283df86884d2a55f86ece6f63b69
SHA5124d606e9ccb6bf6716880a92cf5c6fe4da52bcb7d143ffb3739fad68dbedc39f115e0b5146f34bcb65689d24ad2c045480d25dec0cc0eaddaee7601e7f46e2e52
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C:\Users\Admin\AppData\Local\Temp\e897c424e1f862049e51180d9d6f3b9a566837114e99d045fdf8a2a7cce0641e.dllMD5
1db3693a0a852046f59741ae4d824392
SHA15a5a05037399802d6a5ff028d302389cc55207a3
SHA256065826f6f8fd92aaf6f9d428669492cac93f283df86884d2a55f86ece6f63b69
SHA5124d606e9ccb6bf6716880a92cf5c6fe4da52bcb7d143ffb3739fad68dbedc39f115e0b5146f34bcb65689d24ad2c045480d25dec0cc0eaddaee7601e7f46e2e52
-
memory/4884-136-0x0000000000750000-0x0000000000B83000-memory.dmpFilesize
4.2MB
-
memory/4884-137-0x0000000001010000-0x0000000001044000-memory.dmpFilesize
208KB
-
memory/5052-134-0x0000000002200000-0x00000000023EA000-memory.dmpFilesize
1.9MB
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memory/5052-135-0x0000000010000000-0x000000001028A000-memory.dmpFilesize
2.5MB