Analysis
-
max time kernel
127s -
max time network
124s -
platform
windows7_x64 -
resource
win7v20210410 -
submitted
11-06-2021 16:32
Static task
static1
Behavioral task
behavioral1
Sample
pt.dll
Resource
win7v20210410
General
-
Target
pt.dll
-
Size
473KB
-
MD5
4141a399ac724c8cd1e52812406ea2f5
-
SHA1
ce87d1506f096a36fb25fe7c9f196552fdbaa7ee
-
SHA256
acdb281362397f530300939773350277d2dd828d2d6f96a98445ebf9c3f716a6
-
SHA512
d474663cae921eec68663f0d143dfe4eccc32f54e5220441a9cd56f71dd87b6b3b980148fc8e27c88ae05cd1d1305e51900dbce5a38ca6d66fba89e86a824255
Malware Config
Extracted
qakbot
402.68
tr
1623225382
190.85.91.154:443
140.82.49.12:443
105.198.236.101:443
68.186.192.69:443
24.95.61.62:443
90.65.234.26:2222
197.45.110.165:995
96.61.23.88:995
172.78.51.35:443
184.185.103.157:443
71.163.222.223:443
27.223.92.142:995
24.179.77.236:443
97.69.160.4:2222
188.26.91.212:443
75.67.192.125:443
24.152.219.253:995
92.59.35.196:2222
47.22.148.6:443
216.201.162.158:443
76.25.142.196:443
81.97.154.100:443
81.214.126.173:2222
71.41.184.10:3389
83.110.109.189:2222
125.239.44.146:995
144.139.47.206:443
75.118.1.141:443
175.136.38.142:443
98.192.185.86:443
67.165.206.193:993
73.151.236.31:443
173.21.10.71:2222
45.46.53.140:2222
71.74.12.34:443
45.63.107.192:2222
45.63.107.192:443
45.32.211.207:443
45.32.211.207:8443
149.28.101.90:995
207.246.116.237:8443
207.246.116.237:995
207.246.116.237:2222
45.77.117.108:2222
45.77.117.108:8443
149.28.98.196:995
149.28.101.90:443
45.77.117.108:443
45.32.211.207:995
45.32.211.207:2222
45.77.115.208:995
149.28.98.196:2222
207.246.77.75:995
45.77.115.208:8443
207.246.77.75:2222
144.202.38.185:443
207.246.116.237:443
149.28.101.90:2222
149.28.101.90:8443
45.77.115.208:2222
45.77.115.208:443
45.77.117.108:995
149.28.98.196:443
144.202.38.185:995
207.246.77.75:8443
207.246.77.75:443
144.202.38.185:2222
98.252.118.134:443
149.28.99.97:443
149.28.99.97:995
149.28.99.97:2222
45.63.107.192:995
189.210.115.207:443
105.198.236.99:443
72.252.201.69:443
151.205.102.42:443
86.220.62.251:2222
75.137.47.174:443
72.240.200.181:2222
95.77.223.148:443
24.55.112.61:443
24.229.150.54:995
109.12.111.14:443
24.139.72.117:443
136.232.34.70:443
50.29.166.232:995
92.96.3.180:2078
71.187.170.235:443
68.204.7.158:443
108.27.245.228:443
83.196.56.65:2222
50.244.112.106:443
96.37.113.36:993
24.122.166.173:443
73.25.124.140:2222
86.173.143.211:443
47.196.213.73:443
186.154.175.13:443
70.163.161.79:443
78.63.226.32:443
195.6.1.154:2222
76.168.147.166:993
64.121.114.87:443
77.27.207.217:995
31.4.242.233:995
125.62.192.220:443
195.12.154.8:443
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 856 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:
rundll32.exepid process 1724 rundll32.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
rundll32.exepid process 1724 rundll32.exe -
Suspicious use of WriteProcessMemory 29 IoCs
Processes:
rundll32.exerundll32.exeexplorer.exetaskeng.exeregsvr32.exedescription pid process target process PID 1208 wrote to memory of 1724 1208 rundll32.exe rundll32.exe PID 1208 wrote to memory of 1724 1208 rundll32.exe rundll32.exe PID 1208 wrote to memory of 1724 1208 rundll32.exe rundll32.exe PID 1208 wrote to memory of 1724 1208 rundll32.exe rundll32.exe PID 1208 wrote to memory of 1724 1208 rundll32.exe rundll32.exe PID 1208 wrote to memory of 1724 1208 rundll32.exe rundll32.exe PID 1208 wrote to memory of 1724 1208 rundll32.exe rundll32.exe PID 1724 wrote to memory of 1628 1724 rundll32.exe explorer.exe PID 1724 wrote to memory of 1628 1724 rundll32.exe explorer.exe PID 1724 wrote to memory of 1628 1724 rundll32.exe explorer.exe PID 1724 wrote to memory of 1628 1724 rundll32.exe explorer.exe PID 1724 wrote to memory of 1628 1724 rundll32.exe explorer.exe PID 1724 wrote to memory of 1628 1724 rundll32.exe explorer.exe PID 1628 wrote to memory of 1520 1628 explorer.exe schtasks.exe PID 1628 wrote to memory of 1520 1628 explorer.exe schtasks.exe PID 1628 wrote to memory of 1520 1628 explorer.exe schtasks.exe PID 1628 wrote to memory of 1520 1628 explorer.exe schtasks.exe PID 788 wrote to memory of 1300 788 taskeng.exe regsvr32.exe PID 788 wrote to memory of 1300 788 taskeng.exe regsvr32.exe PID 788 wrote to memory of 1300 788 taskeng.exe regsvr32.exe PID 788 wrote to memory of 1300 788 taskeng.exe regsvr32.exe PID 788 wrote to memory of 1300 788 taskeng.exe regsvr32.exe PID 1300 wrote to memory of 856 1300 regsvr32.exe regsvr32.exe PID 1300 wrote to memory of 856 1300 regsvr32.exe regsvr32.exe PID 1300 wrote to memory of 856 1300 regsvr32.exe regsvr32.exe PID 1300 wrote to memory of 856 1300 regsvr32.exe regsvr32.exe PID 1300 wrote to memory of 856 1300 regsvr32.exe regsvr32.exe PID 1300 wrote to memory of 856 1300 regsvr32.exe regsvr32.exe PID 1300 wrote to memory of 856 1300 regsvr32.exe regsvr32.exe
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\pt.dll,#11⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\pt.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 eghwffyfd /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\pt.dll\"" /SC ONCE /Z /ST 16:37 /ET 16:494⤵
- Creates scheduled task(s)
-
C:\Windows\system32\taskeng.exetaskeng.exe {4FCF95A7-932A-4A0E-8DFA-F42C1A465523} 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\pt.dll"2⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\regsvr32.exe-s "C:\Users\Admin\AppData\Local\Temp\pt.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\pt.dllMD5
d63beb5959e0bbdd8c9dce57bc0822ad
SHA11ce4cf5dc2c85d7ff4090cf33983544c7df435bf
SHA256ea472f86c9b4703666be28f8edc4c0a9b5c3515db7207879d39e19529828464a
SHA51285bc1282190feccca94207947aa89e7897f710c4097cd49e4190e726b133a0d07f812fc1c0ef9e3a9e3e65f797dca7a73af596c0d1c942d1fee8c33d3152b04c
-
\Users\Admin\AppData\Local\Temp\pt.dllMD5
d63beb5959e0bbdd8c9dce57bc0822ad
SHA11ce4cf5dc2c85d7ff4090cf33983544c7df435bf
SHA256ea472f86c9b4703666be28f8edc4c0a9b5c3515db7207879d39e19529828464a
SHA51285bc1282190feccca94207947aa89e7897f710c4097cd49e4190e726b133a0d07f812fc1c0ef9e3a9e3e65f797dca7a73af596c0d1c942d1fee8c33d3152b04c
-
memory/856-72-0x0000000000000000-mapping.dmp
-
memory/1300-69-0x0000000000000000-mapping.dmp
-
memory/1300-70-0x000007FEFB881000-0x000007FEFB883000-memory.dmpFilesize
8KB
-
memory/1520-67-0x0000000000000000-mapping.dmp
-
memory/1628-68-0x00000000000D0000-0x000000000010D000-memory.dmpFilesize
244KB
-
memory/1628-66-0x0000000074501000-0x0000000074503000-memory.dmpFilesize
8KB
-
memory/1628-64-0x0000000000000000-mapping.dmp
-
memory/1724-60-0x0000000000000000-mapping.dmp
-
memory/1724-63-0x0000000010000000-0x0000000010076000-memory.dmpFilesize
472KB
-
memory/1724-62-0x00000000002C0000-0x0000000000321000-memory.dmpFilesize
388KB
-
memory/1724-61-0x0000000075561000-0x0000000075563000-memory.dmpFilesize
8KB