Analysis
-
max time kernel
131s -
max time network
101s -
platform
windows7_x64 -
resource
win7v20210408 -
submitted
28-04-2021 23:25
Static task
static1
Behavioral task
behavioral1
Sample
file.dll
Resource
win7v20210408
General
-
Target
file.dll
-
Size
407KB
-
MD5
b45ace9115964441092b744f19e3f397
-
SHA1
e76592e05982a8038fab8af2ed35b6a8d6351fd7
-
SHA256
a819dc78801463fb3e36d25ab38326a83ba6362368821a27b46c0c7664279776
-
SHA512
fb386fab7bce1a66807f607791c41e930348b7e489277898ce83871abd636fadf9be424af9f31fc0b306fc65f8bc7d62bb6297c5cbdd2b3f88311b97657f8d6e
Malware Config
Extracted
qakbot
401.138
obama05
1613729859
86.160.137.132:443
172.87.157.235:3389
106.51.85.162:443
108.31.15.10:995
38.92.225.121:443
173.184.119.153:995
81.150.181.168:2222
71.187.170.235:443
188.25.63.105:443
71.117.132.169:443
193.248.221.184:2222
85.52.72.32:2222
87.202.87.210:2222
78.185.59.190:443
2.7.116.188:2222
81.97.154.100:443
24.50.118.93:443
98.121.187.78:443
108.29.32.251:443
24.152.219.253:995
108.160.123.244:443
176.181.247.197:443
89.137.211.239:995
96.57.188.174:2222
172.115.177.204:2222
189.223.234.23:995
71.199.192.62:443
97.69.160.4:2222
119.153.62.76:3389
140.82.49.12:443
71.88.193.17:443
2.232.253.79:995
47.187.108.172:443
78.63.226.32:443
144.139.47.206:443
109.106.69.138:2222
1.52.227.184:443
188.26.91.212:443
144.202.38.185:995
149.28.98.196:995
45.32.211.207:443
144.202.38.185:443
149.28.99.97:995
90.101.117.122:2222
45.77.117.108:995
207.246.116.237:8443
207.246.77.75:2222
149.28.101.90:443
207.246.77.75:995
149.28.98.196:443
45.77.115.208:2222
149.28.101.90:995
45.32.211.207:2222
149.28.98.196:2222
45.77.115.208:8443
45.32.211.207:8443
149.28.101.90:2222
207.246.77.75:8443
45.32.211.207:995
207.246.116.237:995
45.77.115.208:995
45.77.117.108:8443
207.246.116.237:2222
45.63.107.192:443
45.77.115.208:443
207.246.116.237:443
144.202.38.185:2222
207.246.77.75:443
45.77.117.108:2222
149.28.101.90:8443
45.77.117.108:443
45.63.107.192:995
73.25.124.140:2222
45.118.216.157:443
105.198.236.101:443
82.127.125.209:990
173.21.10.71:2222
197.45.110.165:995
172.78.30.215:443
195.43.173.70:443
105.198.236.99:443
196.151.252.84:443
197.161.154.132:443
47.146.169.85:443
75.67.192.125:443
216.201.162.158:443
213.60.147.140:443
115.133.243.6:443
197.51.82.72:443
217.133.54.140:32100
196.221.207.137:995
176.205.222.30:2078
77.211.30.202:995
47.22.148.6:443
50.29.166.232:995
68.186.192.69:443
50.244.112.106:443
59.90.246.200:443
77.27.204.204:995
202.188.138.162:443
92.59.35.196:2222
217.165.231.192:2078
27.223.92.142:995
95.77.223.148:443
195.12.154.8:443
203.194.110.74:443
122.148.156.131:995
75.136.26.147:443
202.184.20.119:443
75.118.1.141:443
74.222.204.82:995
144.139.166.18:443
157.131.108.180:443
98.173.34.213:995
71.197.126.250:443
74.68.144.202:443
73.153.211.227:443
47.196.192.184:443
67.6.12.4:443
125.239.152.76:995
71.74.12.34:443
32.210.98.6:443
199.19.117.131:443
98.252.118.134:443
187.250.177.33:995
186.28.55.211:443
201.143.235.13:443
189.146.183.105:443
70.49.88.199:2222
72.240.200.181:2222
189.210.115.207:443
151.205.102.42:443
108.46.145.30:443
209.210.187.52:995
72.252.201.69:443
109.12.111.14:443
173.25.45.66:443
209.210.187.52:443
84.247.55.190:8443
24.139.72.117:443
24.55.112.61:443
89.3.198.238:443
84.72.35.226:443
76.25.142.196:443
45.46.53.140:2222
82.12.157.95:995
189.132.57.253:443
83.110.103.152:443
67.8.103.21:443
78.97.207.104:443
Signatures
-
Loads dropped DLL 1 IoCs
Processes:
regsvr32.exepid process 960 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 2 IoCs
Processes:
regsvr32.exepid process 2012 regsvr32.exe 2012 regsvr32.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
regsvr32.exepid process 2012 regsvr32.exe -
Suspicious use of WriteProcessMemory 29 IoCs
Processes:
regsvr32.exeregsvr32.exeexplorer.exetaskeng.exeregsvr32.exedescription pid process target process PID 1632 wrote to memory of 2012 1632 regsvr32.exe regsvr32.exe PID 1632 wrote to memory of 2012 1632 regsvr32.exe regsvr32.exe PID 1632 wrote to memory of 2012 1632 regsvr32.exe regsvr32.exe PID 1632 wrote to memory of 2012 1632 regsvr32.exe regsvr32.exe PID 1632 wrote to memory of 2012 1632 regsvr32.exe regsvr32.exe PID 1632 wrote to memory of 2012 1632 regsvr32.exe regsvr32.exe PID 1632 wrote to memory of 2012 1632 regsvr32.exe regsvr32.exe PID 2012 wrote to memory of 624 2012 regsvr32.exe explorer.exe PID 2012 wrote to memory of 624 2012 regsvr32.exe explorer.exe PID 2012 wrote to memory of 624 2012 regsvr32.exe explorer.exe PID 2012 wrote to memory of 624 2012 regsvr32.exe explorer.exe PID 2012 wrote to memory of 624 2012 regsvr32.exe explorer.exe PID 2012 wrote to memory of 624 2012 regsvr32.exe explorer.exe PID 624 wrote to memory of 1504 624 explorer.exe schtasks.exe PID 624 wrote to memory of 1504 624 explorer.exe schtasks.exe PID 624 wrote to memory of 1504 624 explorer.exe schtasks.exe PID 624 wrote to memory of 1504 624 explorer.exe schtasks.exe PID 1128 wrote to memory of 388 1128 taskeng.exe regsvr32.exe PID 1128 wrote to memory of 388 1128 taskeng.exe regsvr32.exe PID 1128 wrote to memory of 388 1128 taskeng.exe regsvr32.exe PID 1128 wrote to memory of 388 1128 taskeng.exe regsvr32.exe PID 1128 wrote to memory of 388 1128 taskeng.exe regsvr32.exe PID 388 wrote to memory of 960 388 regsvr32.exe regsvr32.exe PID 388 wrote to memory of 960 388 regsvr32.exe regsvr32.exe PID 388 wrote to memory of 960 388 regsvr32.exe regsvr32.exe PID 388 wrote to memory of 960 388 regsvr32.exe regsvr32.exe PID 388 wrote to memory of 960 388 regsvr32.exe regsvr32.exe PID 388 wrote to memory of 960 388 regsvr32.exe regsvr32.exe PID 388 wrote to memory of 960 388 regsvr32.exe regsvr32.exe
Processes
-
C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\file.dll1⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\file.dll2⤵
- 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 vjgiwxaovh /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\file.dll\"" /SC ONCE /Z /ST 03:16 /ET 03:284⤵
- Creates scheduled task(s)
-
C:\Windows\system32\taskeng.exetaskeng.exe {5A4C6C6C-D33B-43C9-9A96-7102304DB8D7} S-1-5-18:NT AUTHORITY\System:Service:1⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\system32\regsvr32.exeregsvr32.exe -s "C:\Users\Admin\AppData\Local\Temp\file.dll"2⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\regsvr32.exe-s "C:\Users\Admin\AppData\Local\Temp\file.dll"3⤵
- Loads dropped DLL
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Users\Admin\AppData\Local\Temp\file.dllMD5
334b064478bac0ce5d19fa1bf588ae4d
SHA165b99d5606a9cc87408642f2e4cd619fa0db45a5
SHA256e8aca5ca924a821c24d1b025c94f342eea2462cb030542430a14d2d10864f0f1
SHA512a9c073c4686a12cb8278b0a2b9698eac4e6baef9cc9c7575662c9ac0c35602a2aa88d2502457e0d7381f8a2611e2aa781a4c8cf51e053065ceaa45f327d8d545
-
\Users\Admin\AppData\Local\Temp\file.dllMD5
334b064478bac0ce5d19fa1bf588ae4d
SHA165b99d5606a9cc87408642f2e4cd619fa0db45a5
SHA256e8aca5ca924a821c24d1b025c94f342eea2462cb030542430a14d2d10864f0f1
SHA512a9c073c4686a12cb8278b0a2b9698eac4e6baef9cc9c7575662c9ac0c35602a2aa88d2502457e0d7381f8a2611e2aa781a4c8cf51e053065ceaa45f327d8d545
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memory/388-70-0x0000000000000000-mapping.dmp
-
memory/624-67-0x00000000749F1000-0x00000000749F3000-memory.dmpFilesize
8KB
-
memory/624-65-0x0000000000000000-mapping.dmp
-
memory/624-69-0x0000000000080000-0x00000000000B5000-memory.dmpFilesize
212KB
-
memory/960-73-0x0000000000000000-mapping.dmp
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memory/1504-68-0x0000000000000000-mapping.dmp
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memory/1632-60-0x000007FEFC031000-0x000007FEFC033000-memory.dmpFilesize
8KB
-
memory/2012-64-0x0000000010000000-0x0000000010067000-memory.dmpFilesize
412KB
-
memory/2012-63-0x00000000002F0000-0x0000000000370000-memory.dmpFilesize
512KB
-
memory/2012-62-0x0000000075551000-0x0000000075553000-memory.dmpFilesize
8KB
-
memory/2012-61-0x0000000000000000-mapping.dmp