Analysis
-
max time kernel
128s -
max time network
110s -
platform
windows10_x64 -
resource
win10v20210410 -
submitted
05-05-2021 14:05
Static task
static1
Behavioral task
behavioral1
Sample
616fc8b8a02d950ba96c07a38113705c.dll
Resource
win7v20210408
General
-
Target
616fc8b8a02d950ba96c07a38113705c.dll
-
Size
488KB
-
MD5
616fc8b8a02d950ba96c07a38113705c
-
SHA1
523787ee96d6db1c6cfb9ec20f7fe0b7b05fa91f
-
SHA256
8cbf33bfda27eae17d2290c775ab58469dbbd8fd86748088cf4760ca6ef13f5c
-
SHA512
e216544a3ef037e2e7ea33452fa0d8514e7169696b381273de650333557bcb4df3aac35c38df05f9106684767a39400a29e2682b5eeb6fb1f6397f0a785c9a61
Malware Config
Extracted
qakbot
402.12
tr
1618935072
140.82.49.12:443
190.85.91.154:443
96.37.113.36:993
71.41.184.10:3389
186.31.46.121:443
73.25.124.140:2222
109.12.111.14:443
24.229.150.54:995
45.32.211.207:443
45.77.117.108:443
45.77.117.108:8443
149.28.98.196:443
149.28.98.196:2222
144.202.38.185:443
144.202.38.185:995
45.32.211.207:995
207.246.116.237:995
149.28.99.97:995
45.63.107.192:2222
149.28.101.90:995
45.77.115.208:2222
45.32.211.207:8443
45.32.211.207:2222
45.77.115.208:443
207.246.116.237:443
45.77.117.108:2222
149.28.98.196:995
45.63.107.192:443
149.28.101.90:8443
24.152.219.253:995
149.28.101.90:443
149.28.101.90:2222
45.77.115.208:995
45.77.115.208:8443
207.246.77.75:8443
207.246.77.75:2222
207.246.116.237:2222
45.77.117.108:995
149.28.99.97:443
144.202.38.185:2222
207.246.77.75:995
207.246.77.75:443
207.246.116.237:8443
24.55.112.61:443
47.22.148.6:443
216.201.162.158:443
197.45.110.165:995
24.117.107.120:443
71.163.222.243:443
189.210.115.207:443
149.28.99.97:2222
45.63.107.192:995
151.205.102.42:443
75.118.1.141:443
105.198.236.101:443
72.252.201.69:443
67.8.103.21:443
136.232.34.70:443
75.67.192.125:443
72.240.200.181:2222
75.137.47.174:443
78.63.226.32:443
95.77.223.148:443
81.97.154.100:443
105.198.236.99:443
83.110.109.164:2222
50.29.166.232:995
115.133.243.6:443
27.223.92.142:995
45.46.53.140:2222
173.21.10.71:2222
71.74.12.34:443
98.252.118.134:443
76.25.142.196:443
24.226.156.153:443
47.196.192.184:443
67.165.206.193:993
73.151.236.31:443
98.192.185.86:443
24.139.72.117:443
94.59.106.186:2078
188.26.91.212:443
184.185.103.157:443
172.78.47.100:443
195.6.1.154:2222
86.190.41.156:443
108.14.4.202:443
24.43.22.219:993
86.220.62.251:2222
97.69.160.4:2222
90.65.236.181:2222
71.187.170.235:443
50.244.112.106:443
96.61.23.88:995
64.121.114.87:443
144.139.47.206:443
222.153.174.162:995
77.27.207.217:995
24.95.61.62:443
77.211.30.202:995
92.59.35.196:2222
125.62.192.220:443
195.12.154.8:443
68.186.192.69:443
75.136.40.155:443
71.117.132.169:443
96.21.251.127:2222
71.199.192.62:443
70.168.130.172:995
83.196.56.65:2222
81.214.126.173:2222
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 3708 regsvr32.exe -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 756 3708 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.
-
Suspicious behavior: EnumeratesProcesses 15 IoCs
Processes:
rundll32.exeWerFault.exepid process 1716 rundll32.exe 1716 rundll32.exe 756 WerFault.exe 756 WerFault.exe 756 WerFault.exe 756 WerFault.exe 756 WerFault.exe 756 WerFault.exe 756 WerFault.exe 756 WerFault.exe 756 WerFault.exe 756 WerFault.exe 756 WerFault.exe 756 WerFault.exe 756 WerFault.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
rundll32.exepid process 1716 rundll32.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
WerFault.exedescription pid process Token: SeRestorePrivilege 756 WerFault.exe Token: SeBackupPrivilege 756 WerFault.exe Token: SeDebugPrivilege 756 WerFault.exe -
Suspicious use of WriteProcessMemory 14 IoCs
Processes:
rundll32.exerundll32.exeexplorer.exeregsvr32.exedescription pid process target process PID 1824 wrote to memory of 1716 1824 rundll32.exe rundll32.exe PID 1824 wrote to memory of 1716 1824 rundll32.exe rundll32.exe PID 1824 wrote to memory of 1716 1824 rundll32.exe rundll32.exe PID 1716 wrote to memory of 1756 1716 rundll32.exe explorer.exe PID 1716 wrote to memory of 1756 1716 rundll32.exe explorer.exe PID 1716 wrote to memory of 1756 1716 rundll32.exe explorer.exe PID 1716 wrote to memory of 1756 1716 rundll32.exe explorer.exe PID 1716 wrote to memory of 1756 1716 rundll32.exe explorer.exe PID 1756 wrote to memory of 1908 1756 explorer.exe schtasks.exe PID 1756 wrote to memory of 1908 1756 explorer.exe schtasks.exe PID 1756 wrote to memory of 1908 1756 explorer.exe schtasks.exe PID 3412 wrote to memory of 3708 3412 regsvr32.exe regsvr32.exe PID 3412 wrote to memory of 3708 3412 regsvr32.exe regsvr32.exe PID 3412 wrote to memory of 3708 3412 regsvr32.exe regsvr32.exe
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\616fc8b8a02d950ba96c07a38113705c.dll,#11⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\616fc8b8a02d950ba96c07a38113705c.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
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn yikwyawasm /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\616fc8b8a02d950ba96c07a38113705c.dll\"" /SC ONCE /Z /ST 14:04 /ET 14:164⤵
- Creates scheduled task(s)
-
\??\c:\windows\system32\regsvr32.exeregsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\616fc8b8a02d950ba96c07a38113705c.dll"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\regsvr32.exe-s "C:\Users\Admin\AppData\Local\Temp\616fc8b8a02d950ba96c07a38113705c.dll"2⤵
- Loads dropped DLL
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3708 -s 5963⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Admin\AppData\Local\Temp\616fc8b8a02d950ba96c07a38113705c.dllMD5
cb775cd90eae157de77f4af1615046b2
SHA134b909813611fc5e2f920d0c0d043780f18a374c
SHA25679f900eb7c656a740a8bf705fb4693284fd3723e4fa992322f9d4aba362c7b1a
SHA512ed233dc73abef94a20ccadab358c49662226dab27597b78dd20dea2e0c183d61fec00302689fdf2443c3f792e36c86dd325ec11969aedb736365ef1dc00fdb06
-
\Users\Admin\AppData\Local\Temp\616fc8b8a02d950ba96c07a38113705c.dllMD5
cb775cd90eae157de77f4af1615046b2
SHA134b909813611fc5e2f920d0c0d043780f18a374c
SHA25679f900eb7c656a740a8bf705fb4693284fd3723e4fa992322f9d4aba362c7b1a
SHA512ed233dc73abef94a20ccadab358c49662226dab27597b78dd20dea2e0c183d61fec00302689fdf2443c3f792e36c86dd325ec11969aedb736365ef1dc00fdb06
-
memory/1716-114-0x0000000000000000-mapping.dmp
-
memory/1716-115-0x0000000000C70000-0x0000000000CE2000-memory.dmpFilesize
456KB
-
memory/1716-116-0x0000000010000000-0x0000000010078000-memory.dmpFilesize
480KB
-
memory/1756-117-0x0000000000000000-mapping.dmp
-
memory/1756-121-0x0000000000AE0000-0x0000000000B19000-memory.dmpFilesize
228KB
-
memory/1908-118-0x0000000000000000-mapping.dmp
-
memory/3708-123-0x0000000000000000-mapping.dmp