Analysis
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max time kernel
138s -
max time network
121s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
19-12-2023 19:36
Static task
static1
Behavioral task
behavioral1
Sample
8635f01a85a808eb91d5021a0d35310f.dll
Resource
win7-20231215-en
General
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Target
8635f01a85a808eb91d5021a0d35310f.dll
-
Size
327KB
-
MD5
8635f01a85a808eb91d5021a0d35310f
-
SHA1
a47c97327bc124b65de4cd080968888f09a41352
-
SHA256
a846cc8bc2c20dac4e2d96c8f7529d012c725d8ba80651696c9c6a56445a2c39
-
SHA512
53f0c2a21b3b854b56253d4932964d7e369f6f1868e14bfc4e47c6fa2e2795468ffb17c6c4d41295d327eb2d4a13178ca4c064ef5132be79e6a4e5a7a5aa1b95
-
SSDEEP
6144:R60vBQcV0PPspp3Ke/QVCY9/Ob9ho+JVxfTPAKxu9755fu2v4ibqXtWXC11:R7A8TJPNPp84NibIt11
Malware Config
Extracted
qakbot
402.343
tr
1632730751
95.77.223.148:443
47.22.148.6:443
89.101.97.139:443
27.223.92.142:995
120.151.47.189:443
136.232.34.70:443
120.150.218.241:995
185.250.148.74:443
181.118.183.94:443
140.82.49.12:443
67.165.206.193:993
103.148.120.144:443
71.74.12.34:443
76.25.142.196:443
73.151.236.31:443
173.21.10.71:2222
75.188.35.168:443
2.178.88.145:61202
71.80.168.245:443
45.46.53.140:2222
109.12.111.14:443
105.198.236.99:443
73.77.87.137:443
41.248.239.221:995
182.176.112.182:443
96.37.113.36:993
75.66.88.33:443
162.244.227.34:443
24.229.150.54:995
216.201.162.158:443
92.59.35.196:2222
196.218.227.241:995
24.139.72.117:443
68.207.102.78:443
72.252.201.69:443
2.188.27.77:443
177.130.82.197:2222
68.204.7.158:443
189.210.115.207:443
181.163.96.53:443
24.55.112.61:443
75.107.26.196:465
185.250.148.74:2222
68.186.192.69:443
24.152.219.253:995
50.29.166.232:995
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salt
jHxastDcds)oMc=jvh7wdUhxcsdt2
Signatures
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious behavior: EnumeratesProcesses 1 IoCs
Processes:
regsvr32.exepid process 660 regsvr32.exe -
Suspicious behavior: MapViewOfSection 1 IoCs
Processes:
regsvr32.exepid process 660 regsvr32.exe -
Suspicious use of WriteProcessMemory 17 IoCs
Processes:
regsvr32.exeregsvr32.exeexplorer.exedescription pid process target process PID 2172 wrote to memory of 660 2172 regsvr32.exe regsvr32.exe PID 2172 wrote to memory of 660 2172 regsvr32.exe regsvr32.exe PID 2172 wrote to memory of 660 2172 regsvr32.exe regsvr32.exe PID 2172 wrote to memory of 660 2172 regsvr32.exe regsvr32.exe PID 2172 wrote to memory of 660 2172 regsvr32.exe regsvr32.exe PID 2172 wrote to memory of 660 2172 regsvr32.exe regsvr32.exe PID 2172 wrote to memory of 660 2172 regsvr32.exe regsvr32.exe PID 660 wrote to memory of 2448 660 regsvr32.exe explorer.exe PID 660 wrote to memory of 2448 660 regsvr32.exe explorer.exe PID 660 wrote to memory of 2448 660 regsvr32.exe explorer.exe PID 660 wrote to memory of 2448 660 regsvr32.exe explorer.exe PID 660 wrote to memory of 2448 660 regsvr32.exe explorer.exe PID 660 wrote to memory of 2448 660 regsvr32.exe explorer.exe PID 2448 wrote to memory of 2168 2448 explorer.exe schtasks.exe PID 2448 wrote to memory of 2168 2448 explorer.exe schtasks.exe PID 2448 wrote to memory of 2168 2448 explorer.exe schtasks.exe PID 2448 wrote to memory of 2168 2448 explorer.exe schtasks.exe
Processes
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C:\Windows\system32\regsvr32.exeregsvr32 /s C:\Users\Admin\AppData\Local\Temp\8635f01a85a808eb91d5021a0d35310f.dll1⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\regsvr32.exe/s C:\Users\Admin\AppData\Local\Temp\8635f01a85a808eb91d5021a0d35310f.dll2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\explorer.exeC:\Windows\SysWOW64\explorer.exe3⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\system32\schtasks.exe" /Create /RU "NT AUTHORITY\SYSTEM" /tn sftzatehkk /tr "regsvr32.exe -s \"C:\Users\Admin\AppData\Local\Temp\8635f01a85a808eb91d5021a0d35310f.dll\"" /SC ONCE /Z /ST 23:58 /ET 24:104⤵
- Creates scheduled task(s)
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
Loading Replay Monitor...
Downloads
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memory/660-0-0x0000000010000000-0x0000000010058000-memory.dmpFilesize
352KB
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memory/660-1-0x0000000010000000-0x0000000010058000-memory.dmpFilesize
352KB
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memory/660-5-0x0000000010000000-0x0000000010058000-memory.dmpFilesize
352KB
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memory/2448-2-0x0000000000080000-0x0000000000082000-memory.dmpFilesize
8KB
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memory/2448-4-0x0000000000320000-0x0000000000341000-memory.dmpFilesize
132KB
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memory/2448-8-0x0000000000320000-0x0000000000341000-memory.dmpFilesize
132KB
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memory/2448-9-0x0000000000320000-0x0000000000341000-memory.dmpFilesize
132KB
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memory/2448-10-0x0000000000320000-0x0000000000341000-memory.dmpFilesize
132KB
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memory/2448-12-0x0000000000320000-0x0000000000341000-memory.dmpFilesize
132KB