Analysis
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max time kernel
136s -
max time network
151s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
13-11-2024 17:52
Static task
static1
Behavioral task
behavioral1
Sample
xklhooztacl.dll
Resource
win7-20241010-en
General
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Target
xklhooztacl.dll
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Size
332KB
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MD5
3e1249e4d0b0b61d493da93139b9f3a4
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SHA1
82863b73820e293793dc90da9635c390fc928ef7
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SHA256
03ff40768f2c5dfb8c60c977b173ab72abc0932ccd13d139115bf7f0ddcdb323
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SHA512
4cd7757a187ff99034347bd125e98170832e193ad13f63754f3ee1a159f0d72c59abcd2f9755869ce533c765b9664603c6c38961c49149ea042e7e6894a9aef6
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SSDEEP
3072:Mfv8SZbCiGFeDN7X1qfJvQ+OMv3PmMWZqQi237fpKuiMYuFb:aLuimeDN7X8fJvNRfPmaQb7cuiUb
Malware Config
Extracted
emotet
Epoch3
132.248.38.158:80
203.157.152.9:7080
157.245.145.87:443
110.37.224.243:80
70.32.89.105:8080
185.142.236.163:443
192.241.220.183:8080
91.83.93.103:443
54.38.143.245:8080
192.210.217.94:8080
37.205.9.252:7080
78.90.78.210:80
182.73.7.59:8080
163.53.204.180:443
91.75.75.46:80
172.104.46.84:8080
161.49.84.2:80
27.78.27.110:443
203.160.167.243:80
109.99.146.210:8080
120.51.34.254:80
203.56.191.129:8080
183.91.3.63:80
37.46.129.215:8080
188.226.165.170:8080
116.202.10.123:8080
223.17.215.76:80
198.20.228.9:8080
185.208.226.142:8080
68.133.75.203:8080
192.163.221.191:8080
46.105.131.68:8080
8.4.9.137:8080
2.82.75.215:80
178.62.254.156:8080
110.172.180.180:8080
175.103.38.146:80
201.212.61.66:80
190.19.169.69:443
143.95.101.72:8080
91.93.3.85:8080
139.59.12.63:8080
46.32.229.152:8080
195.159.28.244:8080
58.27.215.3:8080
202.29.237.113:8080
5.79.70.250:8080
103.93.220.182:80
75.127.14.170:8080
201.193.160.196:80
139.5.101.203:80
186.96.170.61:80
49.206.16.156:80
178.254.36.182:8080
157.7.164.178:8081
172.96.190.154:8080
172.193.14.201:80
203.153.216.178:7080
2.58.16.86:8080
186.146.229.172:80
117.2.139.117:443
113.161.176.235:80
190.85.46.52:7080
180.148.4.130:8080
50.116.78.109:8080
152.32.75.74:443
162.144.145.58:8080
74.208.173.91:8080
122.116.104.238:8443
178.33.167.120:8080
103.80.51.61:8080
65.32.168.171:80
190.18.184.113:80
24.230.124.78:80
103.229.73.17:8080
179.233.3.89:80
88.58.209.2:80
82.78.179.117:443
115.79.195.246:80
190.107.118.125:80
188.166.220.180:7080
79.133.6.236:8080
139.59.61.215:443
195.201.56.70:8080
201.163.74.204:80
Signatures
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Emotet family
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Blocklisted process makes network request 6 IoCs
Processes:
rundll32.exeflow pid Process 3 2676 rundll32.exe 5 2676 rundll32.exe 6 2676 rundll32.exe 7 2676 rundll32.exe 8 2676 rundll32.exe 9 2676 rundll32.exe -
Drops file in System32 directory 1 IoCs
Processes:
rundll32.exedescription ioc Process File opened for modification C:\Windows\SysWOW64\Jujyyngas\byjdkeic.kpv rundll32.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
rundll32.exerundll32.exerundll32.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
rundll32.exepid Process 2676 rundll32.exe 2676 rundll32.exe 2676 rundll32.exe 2676 rundll32.exe -
Suspicious behavior: RenamesItself 1 IoCs
Processes:
rundll32.exepid Process 2796 rundll32.exe -
Suspicious use of WriteProcessMemory 21 IoCs
Processes:
rundll32.exerundll32.exerundll32.exedescription pid Process procid_target PID 2496 wrote to memory of 2796 2496 rundll32.exe 30 PID 2496 wrote to memory of 2796 2496 rundll32.exe 30 PID 2496 wrote to memory of 2796 2496 rundll32.exe 30 PID 2496 wrote to memory of 2796 2496 rundll32.exe 30 PID 2496 wrote to memory of 2796 2496 rundll32.exe 30 PID 2496 wrote to memory of 2796 2496 rundll32.exe 30 PID 2496 wrote to memory of 2796 2496 rundll32.exe 30 PID 2796 wrote to memory of 2924 2796 rundll32.exe 31 PID 2796 wrote to memory of 2924 2796 rundll32.exe 31 PID 2796 wrote to memory of 2924 2796 rundll32.exe 31 PID 2796 wrote to memory of 2924 2796 rundll32.exe 31 PID 2796 wrote to memory of 2924 2796 rundll32.exe 31 PID 2796 wrote to memory of 2924 2796 rundll32.exe 31 PID 2796 wrote to memory of 2924 2796 rundll32.exe 31 PID 2924 wrote to memory of 2676 2924 rundll32.exe 32 PID 2924 wrote to memory of 2676 2924 rundll32.exe 32 PID 2924 wrote to memory of 2676 2924 rundll32.exe 32 PID 2924 wrote to memory of 2676 2924 rundll32.exe 32 PID 2924 wrote to memory of 2676 2924 rundll32.exe 32 PID 2924 wrote to memory of 2676 2924 rundll32.exe 32 PID 2924 wrote to memory of 2676 2924 rundll32.exe 32
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\xklhooztacl.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:2496 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\xklhooztacl.dll,#12⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:2796 -
C:\Windows\SysWOW64\rundll32.exeC:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Jujyyngas\byjdkeic.kpv",PNGJXBqC3⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2924 -
C:\Windows\SysWOW64\rundll32.exeC:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Jujyyngas\byjdkeic.kpv",#14⤵
- Blocklisted process makes network request
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:2676
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