Analysis
-
max time kernel
136s -
max time network
16s -
platform
windows7_x64 -
resource
win7v20210410 -
submitted
11-05-2021 12:48
Static task
static1
Behavioral task
behavioral1
Sample
b71db38d6a0d5662d139518ac16a79f19469d430f180cce83abb3e50411cdad7.dll
Resource
win7v20210410
General
-
Target
b71db38d6a0d5662d139518ac16a79f19469d430f180cce83abb3e50411cdad7.dll
-
Size
740KB
-
MD5
69e098902fa697f2714460bb6e316745
-
SHA1
50d4bbc5e174df5a64a4026c4cc5e72d6b6e964c
-
SHA256
b71db38d6a0d5662d139518ac16a79f19469d430f180cce83abb3e50411cdad7
-
SHA512
9898019e4e61545c9d138b3256fd8957920ca25bdf9b03fb2161d57d27091dbd81f4ca285cf21bdf31d8d601182396d2c25973469b65702ffb41d21dd496babf
Malware Config
Extracted
qakbot
402.68
tr
1619706851
24.117.107.120:443
190.85.91.154:443
72.252.201.69:443
189.210.115.207:443
71.41.184.10:3389
81.97.154.100:443
50.29.166.232:995
140.82.49.12:443
75.137.47.174:443
71.74.12.34:443
73.25.124.140:2222
149.28.99.97:2222
45.77.115.208:2222
45.32.211.207:995
207.246.116.237:443
149.28.99.97:443
207.246.77.75:443
149.28.98.196:995
207.246.116.237:2222
45.77.115.208:8443
207.246.77.75:995
207.246.77.75:2222
45.32.211.207:443
95.77.223.148:443
45.32.211.207:8443
149.28.98.196:2222
144.202.38.185:443
207.246.77.75:8443
207.246.116.237:8443
149.28.101.90:2222
45.77.117.108:8443
45.77.117.108:443
149.28.98.196:443
45.77.117.108:2222
149.28.99.97:995
149.28.101.90:443
45.77.115.208:995
144.202.38.185:2222
149.28.101.90:995
144.202.38.185:995
45.77.115.208:443
45.32.211.207:2222
45.77.117.108:995
149.28.101.90:8443
207.246.116.237:995
98.192.185.86:443
24.139.72.117:443
216.201.162.158:443
47.196.192.184:443
47.22.148.6:443
71.187.170.235:443
151.205.102.42:443
75.67.192.125:443
24.179.77.148:443
197.45.110.165:995
105.198.236.99:443
136.232.34.70:443
71.163.222.243:443
105.198.236.101:443
45.63.107.192:995
144.139.47.206:443
115.133.243.6:443
27.223.92.142:995
76.25.142.196:443
75.118.1.141:443
50.244.112.106:443
45.46.53.140:2222
173.21.10.71:2222
98.252.118.134:443
45.63.107.192:443
45.63.107.192:2222
109.12.111.14:443
24.55.112.61:443
172.78.36.91:443
73.151.236.31:443
188.26.91.212:443
24.229.150.54:995
72.240.200.181:2222
67.165.206.193:993
67.8.103.21:443
24.226.156.153:443
186.31.46.121:443
81.214.126.173:2222
92.59.35.196:2222
92.96.3.180:2078
108.29.32.102:443
78.63.226.32:443
96.37.113.36:993
86.133.126.195:443
83.196.56.65:2222
83.110.108.100:2222
24.152.219.253:995
184.185.103.157:443
195.6.1.154:2222
76.168.147.166:993
86.220.62.251:2222
97.69.160.4:2222
90.65.236.181:2222
96.61.23.88:995
64.121.114.87:443
222.153.174.162:995
77.27.207.217:995
24.95.61.62:443
77.211.30.202:995
125.62.192.220:443
195.12.154.8:443
68.186.192.69:443
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 304 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 1184 rundll32.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
rundll32.exepid process 1184 rundll32.exe -
Suspicious use of WriteProcessMemory 29 IoCs
Processes:
rundll32.exerundll32.exeexplorer.exetaskeng.exeregsvr32.exedescription pid process target process PID 2004 wrote to memory of 1184 2004 rundll32.exe rundll32.exe PID 2004 wrote to memory of 1184 2004 rundll32.exe rundll32.exe PID 2004 wrote to memory of 1184 2004 rundll32.exe rundll32.exe PID 2004 wrote to memory of 1184 2004 rundll32.exe rundll32.exe PID 2004 wrote to memory of 1184 2004 rundll32.exe rundll32.exe PID 2004 wrote to memory of 1184 2004 rundll32.exe rundll32.exe PID 2004 wrote to memory of 1184 2004 rundll32.exe rundll32.exe PID 1184 wrote to memory of 1696 1184 rundll32.exe explorer.exe PID 1184 wrote to memory of 1696 1184 rundll32.exe explorer.exe PID 1184 wrote to memory of 1696 1184 rundll32.exe explorer.exe PID 1184 wrote to memory of 1696 1184 rundll32.exe explorer.exe PID 1184 wrote to memory of 1696 1184 rundll32.exe explorer.exe PID 1184 wrote to memory of 1696 1184 rundll32.exe explorer.exe PID 1696 wrote to memory of 556 1696 explorer.exe schtasks.exe PID 1696 wrote to memory of 556 1696 explorer.exe schtasks.exe PID 1696 wrote to memory of 556 1696 explorer.exe schtasks.exe PID 1696 wrote to memory of 556 1696 explorer.exe schtasks.exe PID 1476 wrote to memory of 384 1476 taskeng.exe regsvr32.exe PID 1476 wrote to memory of 384 1476 taskeng.exe regsvr32.exe PID 1476 wrote to memory of 384 1476 taskeng.exe regsvr32.exe PID 1476 wrote to memory of 384 1476 taskeng.exe regsvr32.exe PID 1476 wrote to memory of 384 1476 taskeng.exe regsvr32.exe PID 384 wrote to memory of 304 384 regsvr32.exe regsvr32.exe PID 384 wrote to memory of 304 384 regsvr32.exe regsvr32.exe PID 384 wrote to memory of 304 384 regsvr32.exe regsvr32.exe PID 384 wrote to memory of 304 384 regsvr32.exe regsvr32.exe PID 384 wrote to memory of 304 384 regsvr32.exe regsvr32.exe PID 384 wrote to memory of 304 384 regsvr32.exe regsvr32.exe PID 384 wrote to memory of 304 384 regsvr32.exe regsvr32.exe
Processes
-
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\b71db38d6a0d5662d139518ac16a79f19469d430f180cce83abb3e50411cdad7.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 izzrjvm /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\b71db38d6a0d5662d139518ac16a79f19469d430f180cce83abb3e50411cdad7.dll\"" /SC ONCE /Z /ST 12:47 /ET 12:593⤵
- Creates scheduled task(s)
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\b71db38d6a0d5662d139518ac16a79f19469d430f180cce83abb3e50411cdad7.dll,#11⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\system32\taskeng.exetaskeng.exe {8B3F59F3-A4CD-4B47-BD74-CF982D313E7A} 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\b71db38d6a0d5662d139518ac16a79f19469d430f180cce83abb3e50411cdad7.dll"2⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\regsvr32.exe-s "C:\Users\Admin\AppData\Local\Temp\b71db38d6a0d5662d139518ac16a79f19469d430f180cce83abb3e50411cdad7.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\b71db38d6a0d5662d139518ac16a79f19469d430f180cce83abb3e50411cdad7.dllMD5
b6eeb4aed0a0dc4cba54dbe016f2f65d
SHA1aa80bc8b249bcfe1d2b33fb6788628d901557d45
SHA256b4149fa51498444e81e0b95caad16838e690dbd783b37967c90a8cfca13c8c39
SHA5129680b9c405b1ef2c1258d30bba61ee0841b574104ddb8d065782c1f14b1e5825e9312fc5abc52a93232ec2c87b98a980b89f7a88c04f35ae04c860e166694f0f
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\Users\Admin\AppData\Local\Temp\b71db38d6a0d5662d139518ac16a79f19469d430f180cce83abb3e50411cdad7.dllMD5
b6eeb4aed0a0dc4cba54dbe016f2f65d
SHA1aa80bc8b249bcfe1d2b33fb6788628d901557d45
SHA256b4149fa51498444e81e0b95caad16838e690dbd783b37967c90a8cfca13c8c39
SHA5129680b9c405b1ef2c1258d30bba61ee0841b574104ddb8d065782c1f14b1e5825e9312fc5abc52a93232ec2c87b98a980b89f7a88c04f35ae04c860e166694f0f
-
memory/304-73-0x0000000000000000-mapping.dmp
-
memory/384-71-0x000007FEFC411000-0x000007FEFC413000-memory.dmpFilesize
8KB
-
memory/384-70-0x0000000000000000-mapping.dmp
-
memory/556-68-0x0000000000000000-mapping.dmp
-
memory/1184-63-0x0000000000170000-0x00000000001B0000-memory.dmpFilesize
256KB
-
memory/1184-64-0x00000000002E0000-0x000000000031D000-memory.dmpFilesize
244KB
-
memory/1184-0-0x0000000000000000-mapping.dmp
-
memory/1184-62-0x0000000000920000-0x00000000009DC000-memory.dmpFilesize
752KB
-
memory/1184-61-0x00000000765F1000-0x00000000765F3000-memory.dmpFilesize
8KB
-
memory/1696-67-0x00000000751D1000-0x00000000751D3000-memory.dmpFilesize
8KB
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memory/1696-69-0x00000000000C0000-0x00000000000FD000-memory.dmpFilesize
244KB
-
memory/1696-65-0x0000000000000000-mapping.dmp