Analysis
-
max time kernel
150s -
max time network
45s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
11-07-2022 18:51
Static task
static1
Behavioral task
behavioral1
Sample
102755.dll
Resource
win7-20220414-en
General
-
Target
102755.dll
-
Size
686KB
-
MD5
fc8c24794594153cba5649a0a771ed43
-
SHA1
f942a7ca8573747796a72a662347bb331e235d64
-
SHA256
f2bac283141a715bc7e48600836aa4c41a940471dcc1811ba491653bcad46189
-
SHA512
4bba6ffb6f2ae060b90ee074b884303fb9471d99daf95c1b1d098e2c18ccab24f79952048cdd12f3e836957e9d2e252d5bad1419763298a1fcf5f5f19fadca0d
Malware Config
Extracted
qakbot
403.780
obama200
1657548298
172.115.177.204:2222
89.101.97.139:443
186.90.153.162:2222
38.70.253.226:2222
120.150.218.241:995
72.252.157.93:995
72.252.157.93:993
94.36.193.176:2222
47.23.89.60:993
89.211.209.234:2222
76.25.142.196:443
46.100.25.239:61202
24.158.23.166:995
69.14.172.24:443
92.132.132.81:2222
37.34.253.233:443
93.48.80.198:995
174.80.15.101:2083
24.178.196.158:2222
197.89.20.137:443
66.230.104.103:443
177.94.65.26:32101
208.107.221.224:443
100.38.242.113:995
24.55.67.176:443
40.134.246.185:995
24.139.72.117:443
74.14.5.179:2222
67.209.195.198:443
148.64.96.100:443
217.128.122.65:2222
196.203.37.215:80
47.180.172.159:443
32.221.224.140:995
117.248.109.38:21
70.46.220.114:443
176.45.218.138:995
94.59.15.180:2222
84.241.8.23:32103
81.158.239.251:2078
179.158.105.44:443
104.34.212.7:32103
41.228.22.180:443
217.165.157.202:995
109.12.111.14:443
67.165.206.193:993
111.125.245.116:995
1.161.79.116:443
1.161.79.116:995
81.193.30.90:443
103.133.11.10:995
174.69.215.101:443
173.21.10.71:2222
197.94.75.223:443
45.46.53.140:2222
96.37.113.36:993
120.61.3.142:443
182.52.159.24:443
190.252.242.69:443
187.172.164.12:443
201.172.23.72:2222
70.51.137.244:2222
37.208.131.49:50010
173.174.216.62:443
103.246.242.202:443
72.252.157.93:990
63.143.92.99:995
106.51.48.188:50001
182.191.92.203:995
86.97.246.166:1194
121.7.223.45:2222
67.69.166.79:2222
47.156.129.52:443
82.41.63.217:443
37.186.58.99:995
45.241.254.69:993
39.49.41.221:995
88.240.59.52:443
39.44.60.200:995
86.97.10.37:443
86.98.157.114:993
39.52.59.221:995
39.41.16.210:995
86.97.246.166:2222
86.213.75.30:2078
39.57.56.11:995
24.43.99.75:443
101.50.67.155:995
108.56.213.219:995
189.253.167.141:443
5.32.41.45:443
177.189.180.214:32101
39.53.124.57:995
80.11.74.81:2222
41.84.224.109:443
103.116.178.85:995
209.15.76.228:443
184.97.29.26:443
102.65.60.92:443
39.52.221.9:995
-
salt
jHxastDcds)oMc=jvh7wdUhxcsdt2
Signatures
-
Loads dropped DLL 1 IoCs
Processes:
regsvr32.exepid process 1756 regsvr32.exe -
Drops file in System32 directory 1 IoCs
Processes:
powershell.exedescription ioc process File opened for modification C:\Windows\System32\%ProgramData%\Microsoft\Windows\Start Menu\Programs\Accessories\Windows PowerShell\Windows PowerShell.lnk powershell.exe -
Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
-
Modifies data under HKEY_USERS 2 IoCs
Processes:
powershell.exedescription ioc process Set value (data) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\StartPage\StartMenu_Start_Time = d0a7b6356895d801 powershell.exe Key created \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\StartPage powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
rundll32.exeexplorer.exepowershell.exepid process 624 rundll32.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1792 powershell.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe 1624 explorer.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
rundll32.exepid process 624 rundll32.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
powershell.exedescription pid process Token: SeDebugPrivilege 1792 powershell.exe -
Suspicious use of WriteProcessMemory 32 IoCs
Processes:
rundll32.exerundll32.exeexplorer.exetaskeng.exepowershell.exeregsvr32.exedescription pid process target process PID 1644 wrote to memory of 624 1644 rundll32.exe rundll32.exe PID 1644 wrote to memory of 624 1644 rundll32.exe rundll32.exe PID 1644 wrote to memory of 624 1644 rundll32.exe rundll32.exe PID 1644 wrote to memory of 624 1644 rundll32.exe rundll32.exe PID 1644 wrote to memory of 624 1644 rundll32.exe rundll32.exe PID 1644 wrote to memory of 624 1644 rundll32.exe rundll32.exe PID 1644 wrote to memory of 624 1644 rundll32.exe rundll32.exe PID 624 wrote to memory of 1624 624 rundll32.exe explorer.exe PID 624 wrote to memory of 1624 624 rundll32.exe explorer.exe PID 624 wrote to memory of 1624 624 rundll32.exe explorer.exe PID 624 wrote to memory of 1624 624 rundll32.exe explorer.exe PID 624 wrote to memory of 1624 624 rundll32.exe explorer.exe PID 624 wrote to memory of 1624 624 rundll32.exe explorer.exe PID 1624 wrote to memory of 1700 1624 explorer.exe schtasks.exe PID 1624 wrote to memory of 1700 1624 explorer.exe schtasks.exe PID 1624 wrote to memory of 1700 1624 explorer.exe schtasks.exe PID 1624 wrote to memory of 1700 1624 explorer.exe schtasks.exe PID 1760 wrote to memory of 1792 1760 taskeng.exe powershell.exe PID 1760 wrote to memory of 1792 1760 taskeng.exe powershell.exe PID 1760 wrote to memory of 1792 1760 taskeng.exe powershell.exe PID 1792 wrote to memory of 1544 1792 powershell.exe regsvr32.exe PID 1792 wrote to memory of 1544 1792 powershell.exe regsvr32.exe PID 1792 wrote to memory of 1544 1792 powershell.exe regsvr32.exe PID 1792 wrote to memory of 1544 1792 powershell.exe regsvr32.exe PID 1792 wrote to memory of 1544 1792 powershell.exe regsvr32.exe PID 1544 wrote to memory of 1756 1544 regsvr32.exe regsvr32.exe PID 1544 wrote to memory of 1756 1544 regsvr32.exe regsvr32.exe PID 1544 wrote to memory of 1756 1544 regsvr32.exe regsvr32.exe PID 1544 wrote to memory of 1756 1544 regsvr32.exe regsvr32.exe PID 1544 wrote to memory of 1756 1544 regsvr32.exe regsvr32.exe PID 1544 wrote to memory of 1756 1544 regsvr32.exe regsvr32.exe PID 1544 wrote to memory of 1756 1544 regsvr32.exe regsvr32.exe
Processes
-
C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\102755.dll,#11⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\102755.dll,#12⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe3⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /Z /ST 20:53 /tn cmgbsllmca /ET 21:04 /tr "powershell.exe -encodedCommand cgBlAGcAcwB2AHIAMwAyAC4AZQB4AGUAIAAiAEMAOgBcAFUAcwBlAHIAcwBcAEEAZABtAGkAbgBcAEEAcABwAEQAYQB0AGEAXABMAG8AYwBhAGwAXABUAGUAbQBwAFwAMQAwADIANwA1ADUALgBkAGwAbAAiAA==" /SC ONCE4⤵
- Creates scheduled task(s)
-
C:\Windows\system32\taskeng.exetaskeng.exe {542F96AE-7B38-406B-A139-0F37BB0D9CEC} S-1-5-18:NT AUTHORITY\System:Service:1⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exepowershell.exe -encodedCommand cgBlAGcAcwB2AHIAMwAyAC4AZQB4AGUAIAAiAEMAOgBcAFUAcwBlAHIAcwBcAEEAZABtAGkAbgBcAEEAcABwAEQAYQB0AGEAXABMAG8AYwBhAGwAXABUAGUAbQBwAFwAMQAwADIANwA1ADUALgBkAGwAbAAiAA==2⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Windows\system32\regsvr32.exe"C:\Windows\system32\regsvr32.exe" C:\Users\Admin\AppData\Local\Temp\102755.dll3⤵
- Suspicious use of WriteProcessMemory
-
C:\Windows\SysWOW64\regsvr32.exeC:\Users\Admin\AppData\Local\Temp\102755.dll4⤵
- 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\102755.dllFilesize
686KB
MD5fc8c24794594153cba5649a0a771ed43
SHA1f942a7ca8573747796a72a662347bb331e235d64
SHA256f2bac283141a715bc7e48600836aa4c41a940471dcc1811ba491653bcad46189
SHA5124bba6ffb6f2ae060b90ee074b884303fb9471d99daf95c1b1d098e2c18ccab24f79952048cdd12f3e836957e9d2e252d5bad1419763298a1fcf5f5f19fadca0d
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\Users\Admin\AppData\Local\Temp\102755.dllFilesize
686KB
MD5fc8c24794594153cba5649a0a771ed43
SHA1f942a7ca8573747796a72a662347bb331e235d64
SHA256f2bac283141a715bc7e48600836aa4c41a940471dcc1811ba491653bcad46189
SHA5124bba6ffb6f2ae060b90ee074b884303fb9471d99daf95c1b1d098e2c18ccab24f79952048cdd12f3e836957e9d2e252d5bad1419763298a1fcf5f5f19fadca0d
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memory/624-58-0x0000000000840000-0x0000000000862000-memory.dmpFilesize
136KB
-
memory/624-56-0x0000000000790000-0x000000000083E000-memory.dmpFilesize
696KB
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memory/624-55-0x00000000769D1000-0x00000000769D3000-memory.dmpFilesize
8KB
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memory/624-59-0x0000000000840000-0x0000000000862000-memory.dmpFilesize
136KB
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memory/624-60-0x0000000000700000-0x000000000073F000-memory.dmpFilesize
252KB
-
memory/624-61-0x0000000000840000-0x0000000000862000-memory.dmpFilesize
136KB
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memory/624-54-0x0000000000000000-mapping.dmp
-
memory/624-57-0x0000000000840000-0x0000000000862000-memory.dmpFilesize
136KB
-
memory/624-65-0x0000000000840000-0x0000000000862000-memory.dmpFilesize
136KB
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memory/1544-75-0x0000000000000000-mapping.dmp
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memory/1624-66-0x0000000000310000-0x0000000000332000-memory.dmpFilesize
136KB
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memory/1624-64-0x0000000074E61000-0x0000000074E63000-memory.dmpFilesize
8KB
-
memory/1624-68-0x0000000000310000-0x0000000000332000-memory.dmpFilesize
136KB
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memory/1624-62-0x0000000000000000-mapping.dmp
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memory/1700-67-0x0000000000000000-mapping.dmp
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memory/1756-84-0x0000000000490000-0x00000000004B2000-memory.dmpFilesize
136KB
-
memory/1756-85-0x0000000000490000-0x00000000004B2000-memory.dmpFilesize
136KB
-
memory/1756-83-0x0000000000490000-0x00000000004B2000-memory.dmpFilesize
136KB
-
memory/1756-87-0x0000000000490000-0x00000000004B2000-memory.dmpFilesize
136KB
-
memory/1756-82-0x0000000000280000-0x000000000032E000-memory.dmpFilesize
696KB
-
memory/1756-86-0x0000000000450000-0x000000000048F000-memory.dmpFilesize
252KB
-
memory/1756-79-0x0000000000000000-mapping.dmp
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memory/1792-69-0x0000000000000000-mapping.dmp
-
memory/1792-77-0x000000000121B000-0x000000000123A000-memory.dmpFilesize
124KB
-
memory/1792-74-0x000000000121B000-0x000000000123A000-memory.dmpFilesize
124KB
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memory/1792-73-0x0000000001214000-0x0000000001217000-memory.dmpFilesize
12KB
-
memory/1792-72-0x000007FEF3E10000-0x000007FEF496D000-memory.dmpFilesize
11.4MB
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memory/1792-71-0x000007FEF4970000-0x000007FEF5393000-memory.dmpFilesize
10.1MB
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memory/1792-70-0x000007FEFC331000-0x000007FEFC333000-memory.dmpFilesize
8KB