Analysis
-
max time kernel
127s -
max time network
121s -
platform
windows7_x64 -
resource
win7v20210410 -
submitted
12-05-2021 19:57
Static task
static1
Behavioral task
behavioral1
Sample
39b946880e4f2b9a2ba7b81a53256d0bd191650b3827525033fc07ddf159ef50.dll
Resource
win7v20210410
General
-
Target
39b946880e4f2b9a2ba7b81a53256d0bd191650b3827525033fc07ddf159ef50.dll
-
Size
230KB
-
MD5
50eba5e3eadf988a741af29e55bf7ee4
-
SHA1
1bf90a16af8c31ff3d47a16f3aceda493d146735
-
SHA256
39b946880e4f2b9a2ba7b81a53256d0bd191650b3827525033fc07ddf159ef50
-
SHA512
039a135a33755eb9c4dca180beee863570dbcc1858b802dd9f6ca02cf37363f8ac9d9861e2624944ef5f9b019db0102118b3435c2b28a1b1381654edafd4c803
Malware Config
Extracted
qakbot
402.68
tr
1619706851
24.117.107.120:443
190.85.91.154:443
72.252.201.69:443
189.210.115.207:443
71.41.184.10:3389
81.97.154.100:443
50.29.166.232:995
140.82.49.12:443
75.137.47.174:443
71.74.12.34:443
73.25.124.140:2222
149.28.99.97:2222
45.77.115.208:2222
45.32.211.207:995
207.246.116.237:443
149.28.99.97:443
207.246.77.75:443
149.28.98.196:995
207.246.116.237:2222
45.77.115.208:8443
207.246.77.75:995
207.246.77.75:2222
45.32.211.207:443
95.77.223.148:443
45.32.211.207:8443
149.28.98.196:2222
144.202.38.185:443
207.246.77.75:8443
207.246.116.237:8443
149.28.101.90:2222
45.77.117.108:8443
45.77.117.108:443
149.28.98.196:443
45.77.117.108:2222
149.28.99.97:995
149.28.101.90:443
45.77.115.208:995
144.202.38.185:2222
149.28.101.90:995
144.202.38.185:995
45.77.115.208:443
45.32.211.207:2222
45.77.117.108:995
149.28.101.90:8443
207.246.116.237:995
98.192.185.86:443
24.139.72.117:443
216.201.162.158:443
47.196.192.184:443
47.22.148.6:443
71.187.170.235:443
151.205.102.42:443
75.67.192.125:443
24.179.77.148:443
197.45.110.165:995
105.198.236.99:443
136.232.34.70:443
71.163.222.243:443
105.198.236.101:443
45.63.107.192:995
144.139.47.206:443
115.133.243.6:443
27.223.92.142:995
76.25.142.196:443
75.118.1.141:443
50.244.112.106:443
45.46.53.140:2222
173.21.10.71:2222
98.252.118.134:443
45.63.107.192:443
45.63.107.192:2222
109.12.111.14:443
24.55.112.61:443
172.78.36.91:443
73.151.236.31:443
188.26.91.212:443
24.229.150.54:995
72.240.200.181:2222
67.165.206.193:993
67.8.103.21:443
24.226.156.153:443
186.31.46.121:443
81.214.126.173:2222
92.59.35.196:2222
92.96.3.180:2078
108.29.32.102:443
78.63.226.32:443
96.37.113.36:993
86.133.126.195:443
83.196.56.65:2222
83.110.108.100:2222
24.152.219.253:995
184.185.103.157:443
195.6.1.154:2222
76.168.147.166:993
86.220.62.251:2222
97.69.160.4:2222
90.65.236.181:2222
96.61.23.88:995
64.121.114.87:443
222.153.174.162:995
77.27.207.217:995
24.95.61.62:443
77.211.30.202:995
125.62.192.220:443
195.12.154.8:443
68.186.192.69:443
71.117.132.169:443
96.21.251.127:2222
71.199.192.62:443
70.168.130.172:995
82.12.157.95:995
209.210.187.52:995
209.210.187.52:443
67.6.12.4:443
189.222.59.177:443
174.104.22.30:443
142.117.191.18:2222
189.146.183.105:443
213.60.147.140:443
196.221.207.137:995
108.46.145.30:443
187.250.238.164:995
2.7.116.188:2222
195.43.173.70:443
106.250.150.98:443
45.67.231.247:443
83.110.103.152:443
83.110.9.71:2222
78.97.207.104:443
59.90.246.200:443
80.227.5.69:443
125.63.101.62:443
86.236.77.68:2222
109.106.69.138:2222
84.72.35.226:443
217.133.54.140:32100
197.161.154.132:443
89.137.211.239:995
74.222.204.82:995
122.148.156.131:995
156.223.110.23:443
144.139.166.18:443
202.185.166.181:443
76.94.200.148:995
71.63.120.101:443
196.151.252.84:443
202.188.138.162:443
74.68.144.202:443
69.58.147.82:2078
Signatures
-
Loads dropped DLL 1 IoCs
Processes:
regsvr32.exepid process 1520 regsvr32.exe -
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
-
Suspicious behavior: EnumeratesProcesses 1 IoCs
Processes:
regsvr32.exepid process 1984 regsvr32.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
regsvr32.exepid process 1984 regsvr32.exe -
Suspicious use of WriteProcessMemory 29 IoCs
Processes:
regsvr32.exeregsvr32.exeexplorer.exetaskeng.exeregsvr32.exedescription pid process target process PID 1748 wrote to memory of 1984 1748 regsvr32.exe regsvr32.exe PID 1748 wrote to memory of 1984 1748 regsvr32.exe regsvr32.exe PID 1748 wrote to memory of 1984 1748 regsvr32.exe regsvr32.exe PID 1748 wrote to memory of 1984 1748 regsvr32.exe regsvr32.exe PID 1748 wrote to memory of 1984 1748 regsvr32.exe regsvr32.exe PID 1748 wrote to memory of 1984 1748 regsvr32.exe regsvr32.exe PID 1748 wrote to memory of 1984 1748 regsvr32.exe regsvr32.exe PID 1984 wrote to memory of 1280 1984 regsvr32.exe explorer.exe PID 1984 wrote to memory of 1280 1984 regsvr32.exe explorer.exe PID 1984 wrote to memory of 1280 1984 regsvr32.exe explorer.exe PID 1984 wrote to memory of 1280 1984 regsvr32.exe explorer.exe PID 1984 wrote to memory of 1280 1984 regsvr32.exe explorer.exe PID 1984 wrote to memory of 1280 1984 regsvr32.exe explorer.exe PID 1280 wrote to memory of 868 1280 explorer.exe schtasks.exe PID 1280 wrote to memory of 868 1280 explorer.exe schtasks.exe PID 1280 wrote to memory of 868 1280 explorer.exe schtasks.exe PID 1280 wrote to memory of 868 1280 explorer.exe schtasks.exe PID 1352 wrote to memory of 1932 1352 taskeng.exe regsvr32.exe PID 1352 wrote to memory of 1932 1352 taskeng.exe regsvr32.exe PID 1352 wrote to memory of 1932 1352 taskeng.exe regsvr32.exe PID 1352 wrote to memory of 1932 1352 taskeng.exe regsvr32.exe PID 1352 wrote to memory of 1932 1352 taskeng.exe regsvr32.exe PID 1932 wrote to memory of 1520 1932 regsvr32.exe regsvr32.exe PID 1932 wrote to memory of 1520 1932 regsvr32.exe regsvr32.exe PID 1932 wrote to memory of 1520 1932 regsvr32.exe regsvr32.exe PID 1932 wrote to memory of 1520 1932 regsvr32.exe regsvr32.exe PID 1932 wrote to memory of 1520 1932 regsvr32.exe regsvr32.exe PID 1932 wrote to memory of 1520 1932 regsvr32.exe regsvr32.exe PID 1932 wrote to memory of 1520 1932 regsvr32.exe regsvr32.exe
Processes
-
C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\39b946880e4f2b9a2ba7b81a53256d0bd191650b3827525033fc07ddf159ef50.dll1⤵
- Suspicious use of WriteProcessMemory
PID:1748 -
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\39b946880e4f2b9a2ba7b81a53256d0bd191650b3827525033fc07ddf159ef50.dll2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1984 -
C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe3⤵
- Suspicious use of WriteProcessMemory
PID:1280 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn msolwrwj /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\39b946880e4f2b9a2ba7b81a53256d0bd191650b3827525033fc07ddf159ef50.dll\"" /SC ONCE /Z /ST 20:03 /ET 20:154⤵
- Creates scheduled task(s)
PID:868
-
C:\Windows\system32\taskeng.exetaskeng.exe {ADEEB9FA-927D-492D-88B4-7BF79E7E06B7} S-1-5-18:NT AUTHORITY\System:Service:1⤵
- Suspicious use of WriteProcessMemory
PID:1352 -
C:\Windows\system32\regsvr32.exeregsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\39b946880e4f2b9a2ba7b81a53256d0bd191650b3827525033fc07ddf159ef50.dll"2⤵
- Suspicious use of WriteProcessMemory
PID:1932 -
C:\Windows\SysWOW64\regsvr32.exe-s "C:\Users\Admin\AppData\Local\Temp\39b946880e4f2b9a2ba7b81a53256d0bd191650b3827525033fc07ddf159ef50.dll"3⤵
- Loads dropped DLL
PID:1520
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Admin\AppData\Local\Temp\39b946880e4f2b9a2ba7b81a53256d0bd191650b3827525033fc07ddf159ef50.dllMD5
1b0d503775f7f25151c266e2a0fedee6
SHA18be401fc7ab89a920950e2687fa4aa336d1f29ae
SHA2569d890d5c994d0616a8acf8b5eb6d6c63eb7e26959a63e48a552e2f9bba5db89f
SHA5120d1f8c8f7f49adf4cbf676aef4f485fbbf46bcad23b39afafab30aff97c410588249c39e3fbc99bdf32e3a16dd8a878e3133b34a35e28a27343b222f0b9eb23d
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\Users\Admin\AppData\Local\Temp\39b946880e4f2b9a2ba7b81a53256d0bd191650b3827525033fc07ddf159ef50.dllMD5
1b0d503775f7f25151c266e2a0fedee6
SHA18be401fc7ab89a920950e2687fa4aa336d1f29ae
SHA2569d890d5c994d0616a8acf8b5eb6d6c63eb7e26959a63e48a552e2f9bba5db89f
SHA5120d1f8c8f7f49adf4cbf676aef4f485fbbf46bcad23b39afafab30aff97c410588249c39e3fbc99bdf32e3a16dd8a878e3133b34a35e28a27343b222f0b9eb23d
-
memory/868-65-0x0000000000000000-mapping.dmp
-
memory/1280-62-0x0000000000000000-mapping.dmp
-
memory/1280-64-0x0000000074161000-0x0000000074163000-memory.dmpFilesize
8KB
-
memory/1280-66-0x0000000000080000-0x00000000000BD000-memory.dmpFilesize
244KB
-
memory/1520-70-0x0000000000000000-mapping.dmp
-
memory/1748-59-0x000007FEFB8F1000-0x000007FEFB8F3000-memory.dmpFilesize
8KB
-
memory/1932-67-0x0000000000000000-mapping.dmp
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memory/1984-60-0x0000000000000000-mapping.dmp
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memory/1984-61-0x00000000757E1000-0x00000000757E3000-memory.dmpFilesize
8KB