Analysis
-
max time kernel
130s -
max time network
123s -
platform
windows10_x64 -
resource
win10-en-20210920 -
submitted
22-09-2021 19:08
Static task
static1
Behavioral task
behavioral1
Sample
c5d1ee46c11db0a3def28ee906e576b7.dll
Resource
win7v20210408
General
-
Target
c5d1ee46c11db0a3def28ee906e576b7.dll
-
Size
539KB
-
MD5
c5d1ee46c11db0a3def28ee906e576b7
-
SHA1
fb53fb0614e67bd219edf7b2af7826c02501bb09
-
SHA256
869d4eb12740dfd04266c42333ecff7d3fb655ad0bad17044678b28de3bbdb22
-
SHA512
93a02bb254ccea66fbbb60fa293d7b37b8e9c68c5a406a18c37e39e253fa0e2bde542f624e77810cb3db3f4355800c2bc0011ddb4dab969b8328b70028e745a6
Malware Config
Extracted
qakbot
402.318
obama102
1632302707
120.150.218.241:995
47.22.148.6:443
105.198.236.99:443
95.77.223.148:443
140.82.49.12:443
27.223.92.142:995
73.151.236.31:443
136.232.34.70:443
144.139.47.206:443
45.46.53.140:2222
76.25.142.196:443
173.21.10.71:2222
75.188.35.168:443
71.74.12.34:443
96.37.113.36:993
67.165.206.193:993
189.210.115.207:443
72.252.201.69:443
24.139.72.117:443
24.229.150.54:995
68.204.7.158:443
109.12.111.14:443
24.55.112.61:443
216.201.162.158:443
196.218.227.241:995
185.250.148.74:2222
81.214.126.173:2222
68.186.192.69:443
92.59.35.196:2222
24.152.219.253:995
50.29.166.232:995
75.67.192.125:443
24.95.61.62:443
73.25.124.140:2222
64.121.114.87:443
151.205.102.42:443
72.240.200.181:2222
75.137.47.174:443
45.32.211.207:995
45.32.211.207:8443
149.28.98.196:2222
149.28.98.196:995
207.246.77.75:8443
45.63.107.192:995
149.28.99.97:443
45.77.117.108:2222
149.28.99.97:2222
45.32.211.207:2222
45.63.107.192:443
149.28.101.90:443
149.28.101.90:8443
149.28.99.97:995
96.253.46.210:443
83.196.56.65:2222
45.77.115.208:2222
45.77.115.208:8443
45.77.115.208:443
144.202.38.185:443
144.202.38.185:2222
45.32.211.207:443
144.202.38.185:995
149.28.98.196:443
149.28.101.90:2222
45.77.117.108:443
207.246.77.75:995
207.246.77.75:443
207.246.77.75:2222
149.28.101.90:995
45.77.117.108:995
45.77.117.108:8443
45.77.115.208:995
71.163.222.223:443
90.87.245.154:2222
207.246.116.237:995
207.246.116.237:443
45.63.107.192:2222
207.246.116.237:8443
207.246.116.237:2222
24.179.77.236:443
184.185.103.157:443
217.165.164.110:2222
213.122.113.120:443
193.248.221.184:2222
188.27.179.172:443
222.153.169.147:995
100.2.20.137:443
172.78.42.79:443
97.69.160.4:2222
105.198.236.101:443
98.192.185.86:443
186.144.33.73:443
96.61.23.88:995
86.220.60.247:2222
71.41.184.10:3389
175.143.92.16:443
46.149.81.250:443
98.252.118.134:443
92.96.3.180:2078
71.187.170.235:443
50.244.112.106:443
24.122.118.18:443
47.196.213.73:443
186.154.175.13:443
70.163.161.79:443
78.63.226.32:443
76.168.147.166:993
77.27.207.217:995
31.4.242.28:995
125.62.192.195:443
195.12.154.8:443
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
Signatures
-
Loads dropped DLL 1 IoCs
Processes:
regsvr32.exepid process 4072 regsvr32.exe -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 4368 4072 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 16 IoCs
Processes:
rundll32.exeWerFault.exepid process 3568 rundll32.exe 3568 rundll32.exe 4368 WerFault.exe 4368 WerFault.exe 4368 WerFault.exe 4368 WerFault.exe 4368 WerFault.exe 4368 WerFault.exe 4368 WerFault.exe 4368 WerFault.exe 4368 WerFault.exe 4368 WerFault.exe 4368 WerFault.exe 4368 WerFault.exe 4368 WerFault.exe 4368 WerFault.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
rundll32.exepid process 3568 rundll32.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
WerFault.exedescription pid process Token: SeRestorePrivilege 4368 WerFault.exe Token: SeBackupPrivilege 4368 WerFault.exe Token: SeDebugPrivilege 4368 WerFault.exe -
Suspicious use of WriteProcessMemory 14 IoCs
Processes:
rundll32.exerundll32.exeexplorer.exeregsvr32.exedescription pid process target process PID 3596 wrote to memory of 3568 3596 rundll32.exe rundll32.exe PID 3596 wrote to memory of 3568 3596 rundll32.exe rundll32.exe PID 3596 wrote to memory of 3568 3596 rundll32.exe rundll32.exe PID 3568 wrote to memory of 4180 3568 rundll32.exe explorer.exe PID 3568 wrote to memory of 4180 3568 rundll32.exe explorer.exe PID 3568 wrote to memory of 4180 3568 rundll32.exe explorer.exe PID 3568 wrote to memory of 4180 3568 rundll32.exe explorer.exe PID 3568 wrote to memory of 4180 3568 rundll32.exe explorer.exe PID 4180 wrote to memory of 3052 4180 explorer.exe schtasks.exe PID 4180 wrote to memory of 3052 4180 explorer.exe schtasks.exe PID 4180 wrote to memory of 3052 4180 explorer.exe schtasks.exe PID 4016 wrote to memory of 4072 4016 regsvr32.exe regsvr32.exe PID 4016 wrote to memory of 4072 4016 regsvr32.exe regsvr32.exe PID 4016 wrote to memory of 4072 4016 regsvr32.exe regsvr32.exe
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\c5d1ee46c11db0a3def28ee906e576b7.dll,#11⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\c5d1ee46c11db0a3def28ee906e576b7.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 yxlyeaqgd /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\c5d1ee46c11db0a3def28ee906e576b7.dll\"" /SC ONCE /Z /ST 19:11 /ET 19:234⤵
- Creates scheduled task(s)
-
\??\c:\windows\system32\regsvr32.exeregsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\c5d1ee46c11db0a3def28ee906e576b7.dll"1⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\regsvr32.exe-s "C:\Users\Admin\AppData\Local\Temp\c5d1ee46c11db0a3def28ee906e576b7.dll"2⤵
- Loads dropped DLL
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4072 -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\c5d1ee46c11db0a3def28ee906e576b7.dllMD5
b710419778625f77f772548121c65e52
SHA1d16aded79558daadc0a12311115d4181b0d4852a
SHA256d98939df4af672ce2971cd8e0067cf2b20b6bcbd123f33e2683ef344f044b90f
SHA512919f36176fd59930e3b56dff7a8c52dfa6314fd33535b15cff9826a6a2b714f29da4ba26eb57c693fb3cb289073019242c776343d407d96ed9679368e3b7662f
-
\Users\Admin\AppData\Local\Temp\c5d1ee46c11db0a3def28ee906e576b7.dllMD5
b710419778625f77f772548121c65e52
SHA1d16aded79558daadc0a12311115d4181b0d4852a
SHA256d98939df4af672ce2971cd8e0067cf2b20b6bcbd123f33e2683ef344f044b90f
SHA512919f36176fd59930e3b56dff7a8c52dfa6314fd33535b15cff9826a6a2b714f29da4ba26eb57c693fb3cb289073019242c776343d407d96ed9679368e3b7662f
-
memory/3052-121-0x0000000000000000-mapping.dmp
-
memory/3568-115-0x0000000000000000-mapping.dmp
-
memory/3568-117-0x00000000737A0000-0x0000000073841000-memory.dmpFilesize
644KB
-
memory/3568-116-0x00000000737A0000-0x00000000737C1000-memory.dmpFilesize
132KB
-
memory/3568-118-0x0000000002CC0000-0x0000000002CC1000-memory.dmpFilesize
4KB
-
memory/4072-125-0x0000000000000000-mapping.dmp
-
memory/4180-119-0x0000000000000000-mapping.dmp
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memory/4180-120-0x0000000003480000-0x00000000034A1000-memory.dmpFilesize
132KB