Analysis
-
max time kernel
130s -
max time network
9s -
platform
windows7_x64 -
resource
win7v20210408 -
submitted
05-05-2021 14:06
Static task
static1
Behavioral task
behavioral1
Sample
b8027c886bcb6e314a7b45492887a108bc894429d6765bd9de3d448066e1287d.dll
Resource
win7v20210408
General
-
Target
b8027c886bcb6e314a7b45492887a108bc894429d6765bd9de3d448066e1287d.dll
-
Size
482KB
-
MD5
5e6f9536cd6582b15059801402cb1a73
-
SHA1
a846ae05ddbd707d50a89cfccc56e0d2993e98e1
-
SHA256
b8027c886bcb6e314a7b45492887a108bc894429d6765bd9de3d448066e1287d
-
SHA512
713e83a22ce8e46ad5947e0b647891287f407aa1be6574f927a40caa6679eb2d4a9abe228c76d8595e38e51682118eda85a13daccbdcf4d4d44a38c5439d1d26
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 1060 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 1816 rundll32.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
rundll32.exepid process 1816 rundll32.exe -
Suspicious use of WriteProcessMemory 29 IoCs
Processes:
rundll32.exerundll32.exeexplorer.exetaskeng.exeregsvr32.exedescription pid process target process PID 360 wrote to memory of 1816 360 rundll32.exe rundll32.exe PID 360 wrote to memory of 1816 360 rundll32.exe rundll32.exe PID 360 wrote to memory of 1816 360 rundll32.exe rundll32.exe PID 360 wrote to memory of 1816 360 rundll32.exe rundll32.exe PID 360 wrote to memory of 1816 360 rundll32.exe rundll32.exe PID 360 wrote to memory of 1816 360 rundll32.exe rundll32.exe PID 360 wrote to memory of 1816 360 rundll32.exe rundll32.exe PID 1816 wrote to memory of 1128 1816 rundll32.exe explorer.exe PID 1816 wrote to memory of 1128 1816 rundll32.exe explorer.exe PID 1816 wrote to memory of 1128 1816 rundll32.exe explorer.exe PID 1816 wrote to memory of 1128 1816 rundll32.exe explorer.exe PID 1816 wrote to memory of 1128 1816 rundll32.exe explorer.exe PID 1816 wrote to memory of 1128 1816 rundll32.exe explorer.exe PID 1128 wrote to memory of 1304 1128 explorer.exe schtasks.exe PID 1128 wrote to memory of 1304 1128 explorer.exe schtasks.exe PID 1128 wrote to memory of 1304 1128 explorer.exe schtasks.exe PID 1128 wrote to memory of 1304 1128 explorer.exe schtasks.exe PID 1548 wrote to memory of 1732 1548 taskeng.exe regsvr32.exe PID 1548 wrote to memory of 1732 1548 taskeng.exe regsvr32.exe PID 1548 wrote to memory of 1732 1548 taskeng.exe regsvr32.exe PID 1548 wrote to memory of 1732 1548 taskeng.exe regsvr32.exe PID 1548 wrote to memory of 1732 1548 taskeng.exe regsvr32.exe PID 1732 wrote to memory of 1060 1732 regsvr32.exe regsvr32.exe PID 1732 wrote to memory of 1060 1732 regsvr32.exe regsvr32.exe PID 1732 wrote to memory of 1060 1732 regsvr32.exe regsvr32.exe PID 1732 wrote to memory of 1060 1732 regsvr32.exe regsvr32.exe PID 1732 wrote to memory of 1060 1732 regsvr32.exe regsvr32.exe PID 1732 wrote to memory of 1060 1732 regsvr32.exe regsvr32.exe PID 1732 wrote to memory of 1060 1732 regsvr32.exe regsvr32.exe
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\b8027c886bcb6e314a7b45492887a108bc894429d6765bd9de3d448066e1287d.dll,#11⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\b8027c886bcb6e314a7b45492887a108bc894429d6765bd9de3d448066e1287d.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 upvtzsq /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\b8027c886bcb6e314a7b45492887a108bc894429d6765bd9de3d448066e1287d.dll\"" /SC ONCE /Z /ST 16:05 /ET 16:174⤵
- Creates scheduled task(s)
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C:\Windows\system32\taskeng.exetaskeng.exe {71F76171-B069-4867-94C2-E3226C63C928} 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\b8027c886bcb6e314a7b45492887a108bc894429d6765bd9de3d448066e1287d.dll"2⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\regsvr32.exe-s "C:\Users\Admin\AppData\Local\Temp\b8027c886bcb6e314a7b45492887a108bc894429d6765bd9de3d448066e1287d.dll"3⤵
- Loads dropped DLL
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\b8027c886bcb6e314a7b45492887a108bc894429d6765bd9de3d448066e1287d.dllMD5
5b77f3cfa0da890a238b644b5d5be72b
SHA137bb355a11b5f4fc36fcb9c3598ebf8391493066
SHA256a07eae9ec74fe57b88995b194c106014104b755579de1f055dc7373ba78c76d9
SHA5125e8624e506989eca4cb4f82fd8877ecd45476e5d18bc8bdd437d8de379aef157915620c4a4816c89fe8286af03004d4d9299077120ea05356c676200810a8d7a
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\Users\Admin\AppData\Local\Temp\b8027c886bcb6e314a7b45492887a108bc894429d6765bd9de3d448066e1287d.dllMD5
5b77f3cfa0da890a238b644b5d5be72b
SHA137bb355a11b5f4fc36fcb9c3598ebf8391493066
SHA256a07eae9ec74fe57b88995b194c106014104b755579de1f055dc7373ba78c76d9
SHA5125e8624e506989eca4cb4f82fd8877ecd45476e5d18bc8bdd437d8de379aef157915620c4a4816c89fe8286af03004d4d9299077120ea05356c676200810a8d7a
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memory/1060-71-0x0000000000000000-mapping.dmp
-
memory/1128-67-0x0000000000080000-0x00000000000B9000-memory.dmpFilesize
228KB
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memory/1128-63-0x0000000000000000-mapping.dmp
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memory/1128-65-0x0000000074601000-0x0000000074603000-memory.dmpFilesize
8KB
-
memory/1304-66-0x0000000000000000-mapping.dmp
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memory/1732-69-0x000007FEFB7B1000-0x000007FEFB7B3000-memory.dmpFilesize
8KB
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memory/1732-68-0x0000000000000000-mapping.dmp
-
memory/1816-59-0x0000000000000000-mapping.dmp
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memory/1816-62-0x0000000010000000-0x0000000010079000-memory.dmpFilesize
484KB
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memory/1816-61-0x0000000000210000-0x0000000000283000-memory.dmpFilesize
460KB
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memory/1816-60-0x0000000075451000-0x0000000075453000-memory.dmpFilesize
8KB