Analysis
-
max time kernel
131s -
max time network
13s -
platform
windows7_x64 -
resource
win7v20210408 -
submitted
28-04-2021 23:28
Static task
static1
Behavioral task
behavioral1
Sample
file.dll
Resource
win7v20210408
General
-
Target
file.dll
-
Size
400KB
-
MD5
b2e9bc0e9039a9d95ffee21bb3cc106a
-
SHA1
e50006747037146d3a2daa8f3f875a5fb2306817
-
SHA256
bf3a2f626fa49a308a1fdcef8b34f90e0807e865d13d3208ea0e03b408633189
-
SHA512
9e84cc6e462884e575a86521262f1ace7be3db75fa52ae464a22333ee0d81cff59d212d61ed28f598f77d0de21d5cc8ae7acb243d8c3f378749031ac451f6369
Malware Config
Extracted
qakbot
401.138
biden02
1614154620
98.173.34.213:995
160.3.187.114:443
73.25.124.140:2222
24.50.118.93:443
82.127.125.209:990
83.110.109.106:2222
79.129.121.81:995
189.223.234.23:995
125.63.101.62:443
113.22.175.141:443
172.78.30.215:443
47.146.169.85:443
47.22.148.6:443
76.25.142.196:443
78.63.226.32:443
105.198.236.101:443
75.67.192.125:443
176.181.247.197:443
105.96.8.96:443
108.31.15.10:995
176.205.222.30:2078
115.133.243.6:443
83.110.11.244:2222
195.43.173.70:443
197.51.82.72:443
89.137.211.239:995
105.198.236.99:443
144.139.47.206:443
202.188.138.162:443
24.43.22.218:993
69.58.147.82:2078
157.131.108.180:443
92.59.35.196:2222
195.12.154.8:443
86.160.137.132:443
59.90.246.200:443
96.57.188.174:2222
172.87.157.235:3389
189.211.177.183:995
173.184.119.153:995
50.244.112.106:443
144.139.166.18:443
90.65.236.181:2222
81.150.181.168:2222
68.186.192.69:443
74.222.204.82:995
197.161.154.132:443
38.92.225.121:443
197.45.110.165:995
71.117.132.169:443
85.52.72.32:2222
217.133.54.140:32100
193.248.221.184:2222
95.77.223.148:443
83.110.103.152:443
80.227.5.69:443
209.210.187.52:995
50.29.166.232:995
108.160.123.244:443
24.152.219.253:995
81.97.154.100:443
203.198.96.37:443
80.11.173.82:8443
97.69.160.4:2222
196.151.252.84:443
172.115.177.204:2222
98.121.187.78:443
47.187.108.172:443
216.201.162.158:443
140.82.49.12:443
71.199.192.62:443
71.88.193.17:443
182.48.193.200:443
71.187.170.235:443
77.211.30.202:995
77.27.204.204:995
96.37.113.36:993
187.250.39.162:443
122.148.156.131:995
173.21.10.71:2222
119.153.43.235:3389
71.74.12.34:443
75.118.1.141:443
75.136.26.147:443
67.6.12.4:443
71.197.126.250:443
78.185.59.190:443
125.239.152.76:995
45.46.53.140:2222
98.240.24.57:443
199.19.117.131:443
113.211.120.112:443
74.68.144.202:443
73.153.211.227:443
98.252.118.134:443
189.222.59.177:443
187.250.177.33:995
186.28.55.211:443
189.210.115.207:443
90.101.117.122:2222
72.240.200.181:2222
151.205.102.42:443
24.55.112.61:443
82.12.157.95:995
189.146.183.105:443
72.252.201.69:443
109.12.111.14:443
24.229.150.54:995
209.210.187.52:443
67.8.103.21:443
47.196.192.184:443
24.139.72.117:443
79.115.174.55:443
94.53.92.42:443
86.236.77.68:2222
89.3.198.238:443
213.60.147.140:443
84.247.55.190:8443
2.7.116.188:2222
106.51.85.162:443
87.202.87.210:2222
142.117.191.18:2222
196.221.207.137:995
188.26.91.212:443
108.46.145.30:443
125.209.114.182:995
27.223.92.142:995
173.25.45.66:443
32.210.98.6:443
65.27.228.247:443
108.29.32.251:443
189.223.97.175:443
78.97.207.104:443
181.48.190.78:443
2.232.253.79:995
136.232.34.70:443
207.246.77.75:2222
45.77.115.208:443
207.246.77.75:8443
45.63.107.192:443
45.77.117.108:2222
45.77.117.108:8443
45.77.115.208:995
45.77.117.108:443
144.202.38.185:2222
149.28.98.196:995
144.202.38.185:995
149.28.101.90:8443
149.28.99.97:995
45.32.211.207:995
Signatures
-
Loads dropped DLL 1 IoCs
Processes:
regsvr32.exepid process 956 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 1592 regsvr32.exe 1592 regsvr32.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
regsvr32.exepid process 1592 regsvr32.exe -
Suspicious use of WriteProcessMemory 29 IoCs
Processes:
regsvr32.exeregsvr32.exeexplorer.exetaskeng.exeregsvr32.exedescription pid process target process PID 108 wrote to memory of 1592 108 regsvr32.exe regsvr32.exe PID 108 wrote to memory of 1592 108 regsvr32.exe regsvr32.exe PID 108 wrote to memory of 1592 108 regsvr32.exe regsvr32.exe PID 108 wrote to memory of 1592 108 regsvr32.exe regsvr32.exe PID 108 wrote to memory of 1592 108 regsvr32.exe regsvr32.exe PID 108 wrote to memory of 1592 108 regsvr32.exe regsvr32.exe PID 108 wrote to memory of 1592 108 regsvr32.exe regsvr32.exe PID 1592 wrote to memory of 1288 1592 regsvr32.exe explorer.exe PID 1592 wrote to memory of 1288 1592 regsvr32.exe explorer.exe PID 1592 wrote to memory of 1288 1592 regsvr32.exe explorer.exe PID 1592 wrote to memory of 1288 1592 regsvr32.exe explorer.exe PID 1592 wrote to memory of 1288 1592 regsvr32.exe explorer.exe PID 1592 wrote to memory of 1288 1592 regsvr32.exe explorer.exe PID 1288 wrote to memory of 1240 1288 explorer.exe schtasks.exe PID 1288 wrote to memory of 1240 1288 explorer.exe schtasks.exe PID 1288 wrote to memory of 1240 1288 explorer.exe schtasks.exe PID 1288 wrote to memory of 1240 1288 explorer.exe schtasks.exe PID 1732 wrote to memory of 428 1732 taskeng.exe regsvr32.exe PID 1732 wrote to memory of 428 1732 taskeng.exe regsvr32.exe PID 1732 wrote to memory of 428 1732 taskeng.exe regsvr32.exe PID 1732 wrote to memory of 428 1732 taskeng.exe regsvr32.exe PID 1732 wrote to memory of 428 1732 taskeng.exe regsvr32.exe PID 428 wrote to memory of 956 428 regsvr32.exe regsvr32.exe PID 428 wrote to memory of 956 428 regsvr32.exe regsvr32.exe PID 428 wrote to memory of 956 428 regsvr32.exe regsvr32.exe PID 428 wrote to memory of 956 428 regsvr32.exe regsvr32.exe PID 428 wrote to memory of 956 428 regsvr32.exe regsvr32.exe PID 428 wrote to memory of 956 428 regsvr32.exe regsvr32.exe PID 428 wrote to memory of 956 428 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 kklrhqup /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\file.dll\"" /SC ONCE /Z /ST 03:13 /ET 03:254⤵
- Creates scheduled task(s)
-
C:\Windows\system32\taskeng.exetaskeng.exe {40054A11-7CF3-4EA4-A8D6-2FB99B02E492} 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
e8ebe66e115d2a9f4eb3a880efe9829a
SHA121d8100f12f84b0eff0ee0a54710ec64cc5e4b3d
SHA25662ec5e9dd149b38869e02daa363d35db8756295f4d54c7e0a91f42e5e69d1c4b
SHA512cbd8c231d1cd5dd98a7b49f87178b22ec7440e7c1cc5e0c785c7270bfd78052365d1e909a5a2538db6de39d191562d611ef35bcd94b31982347a4d01ac49f227
-
\Users\Admin\AppData\Local\Temp\file.dllMD5
e8ebe66e115d2a9f4eb3a880efe9829a
SHA121d8100f12f84b0eff0ee0a54710ec64cc5e4b3d
SHA25662ec5e9dd149b38869e02daa363d35db8756295f4d54c7e0a91f42e5e69d1c4b
SHA512cbd8c231d1cd5dd98a7b49f87178b22ec7440e7c1cc5e0c785c7270bfd78052365d1e909a5a2538db6de39d191562d611ef35bcd94b31982347a4d01ac49f227
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memory/108-60-0x000007FEFBAA1000-0x000007FEFBAA3000-memory.dmpFilesize
8KB
-
memory/428-70-0x0000000000000000-mapping.dmp
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memory/956-73-0x0000000000000000-mapping.dmp
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memory/1240-68-0x0000000000000000-mapping.dmp
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memory/1288-67-0x0000000074421000-0x0000000074423000-memory.dmpFilesize
8KB
-
memory/1288-65-0x0000000000000000-mapping.dmp
-
memory/1288-69-0x0000000000080000-0x00000000000B5000-memory.dmpFilesize
212KB
-
memory/1592-64-0x0000000010000000-0x0000000010066000-memory.dmpFilesize
408KB
-
memory/1592-63-0x0000000000310000-0x0000000000376000-memory.dmpFilesize
408KB
-
memory/1592-62-0x0000000075AF1000-0x0000000075AF3000-memory.dmpFilesize
8KB
-
memory/1592-61-0x0000000000000000-mapping.dmp