Analysis
-
max time kernel
132s -
max time network
120s -
platform
windows10_x64 -
resource
win10v20210410 -
submitted
05-05-2021 13:31
Static task
static1
Behavioral task
behavioral1
Sample
f290dc680a1056624820d9764f17637e.dll
Resource
win7v20210410
General
-
Target
f290dc680a1056624820d9764f17637e.dll
-
Size
481KB
-
MD5
f290dc680a1056624820d9764f17637e
-
SHA1
b8fb174a568a7c5c29b45912c590a53df4e1becd
-
SHA256
a19dbb7fd21b7e2cd51d0942874d33a9cbb1ec70acba3265a6147652c8f5518d
-
SHA512
4fef83e48f14e7090775fb04d36635990ccf2fd13650102320b089f69ac98864c96fc927faf310cad7b780e9d074de69ffea2fc113bb1ab4073bda045d0dc4ae
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 1292 regsvr32.exe -
Program crash 1 IoCs
Processes:
WerFault.exepid pid_target process target process 1140 1292 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 2220 rundll32.exe 2220 rundll32.exe 1140 WerFault.exe 1140 WerFault.exe 1140 WerFault.exe 1140 WerFault.exe 1140 WerFault.exe 1140 WerFault.exe 1140 WerFault.exe 1140 WerFault.exe 1140 WerFault.exe 1140 WerFault.exe 1140 WerFault.exe 1140 WerFault.exe 1140 WerFault.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
rundll32.exepid process 2220 rundll32.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
WerFault.exedescription pid process Token: SeRestorePrivilege 1140 WerFault.exe Token: SeBackupPrivilege 1140 WerFault.exe Token: SeDebugPrivilege 1140 WerFault.exe -
Suspicious use of WriteProcessMemory 14 IoCs
Processes:
rundll32.exerundll32.exeexplorer.exeregsvr32.exedescription pid process target process PID 2116 wrote to memory of 2220 2116 rundll32.exe rundll32.exe PID 2116 wrote to memory of 2220 2116 rundll32.exe rundll32.exe PID 2116 wrote to memory of 2220 2116 rundll32.exe rundll32.exe PID 2220 wrote to memory of 4044 2220 rundll32.exe explorer.exe PID 2220 wrote to memory of 4044 2220 rundll32.exe explorer.exe PID 2220 wrote to memory of 4044 2220 rundll32.exe explorer.exe PID 2220 wrote to memory of 4044 2220 rundll32.exe explorer.exe PID 2220 wrote to memory of 4044 2220 rundll32.exe explorer.exe PID 4044 wrote to memory of 3956 4044 explorer.exe schtasks.exe PID 4044 wrote to memory of 3956 4044 explorer.exe schtasks.exe PID 4044 wrote to memory of 3956 4044 explorer.exe schtasks.exe PID 3984 wrote to memory of 1292 3984 regsvr32.exe regsvr32.exe PID 3984 wrote to memory of 1292 3984 regsvr32.exe regsvr32.exe PID 3984 wrote to memory of 1292 3984 regsvr32.exe regsvr32.exe
Processes
-
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\f290dc680a1056624820d9764f17637e.dll,#11⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe2⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn bqkeqdf /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\f290dc680a1056624820d9764f17637e.dll\"" /SC ONCE /Z /ST 13:29 /ET 13:413⤵
- Creates scheduled task(s)
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\f290dc680a1056624820d9764f17637e.dll,#11⤵
- Suspicious use of WriteProcessMemory
-
\??\c:\windows\system32\regsvr32.exeregsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\f290dc680a1056624820d9764f17637e.dll"1⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\regsvr32.exe-s "C:\Users\Admin\AppData\Local\Temp\f290dc680a1056624820d9764f17637e.dll"2⤵
- Loads dropped DLL
-
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1292 -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\f290dc680a1056624820d9764f17637e.dllMD5
4debc7e6da1e9631d5dcf519d574cc42
SHA11660c7572a8249b426f84c9c6b8cd3c6d6407cca
SHA256dfccc29f7230bc3bbe5af2fdbba9d8b396f87aaaea3435ec0976911701f874c0
SHA5127a3e37b198e2571cc54c9fbbe654544a67745d536045b5588ccc86fe379fca39e59af019a68f96e27077e549cea911c57dcb6787582c86b091dc4305f4aa1f72
-
\Users\Admin\AppData\Local\Temp\f290dc680a1056624820d9764f17637e.dllMD5
4debc7e6da1e9631d5dcf519d574cc42
SHA11660c7572a8249b426f84c9c6b8cd3c6d6407cca
SHA256dfccc29f7230bc3bbe5af2fdbba9d8b396f87aaaea3435ec0976911701f874c0
SHA5127a3e37b198e2571cc54c9fbbe654544a67745d536045b5588ccc86fe379fca39e59af019a68f96e27077e549cea911c57dcb6787582c86b091dc4305f4aa1f72
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memory/1292-123-0x0000000000000000-mapping.dmp
-
memory/2220-114-0x0000000000000000-mapping.dmp
-
memory/2220-115-0x0000000000A10000-0x0000000000A82000-memory.dmpFilesize
456KB
-
memory/2220-116-0x0000000010000000-0x0000000010078000-memory.dmpFilesize
480KB
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memory/3956-118-0x0000000000000000-mapping.dmp
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memory/4044-117-0x0000000000000000-mapping.dmp
-
memory/4044-121-0x0000000000890000-0x00000000008C9000-memory.dmpFilesize
228KB