Analysis
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max time kernel
142s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
20-11-2024 21:39
Static task
static1
Behavioral task
behavioral1
Sample
06a20757d1988ed84aeca1ef9564c0671b55e1b0d03fc022f155502fc7340861.dll
Resource
win7-20240729-en
General
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Target
06a20757d1988ed84aeca1ef9564c0671b55e1b0d03fc022f155502fc7340861.dll
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Size
252KB
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MD5
4c6d03897be3eb7130418fad763077a9
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SHA1
9f94dc450b2f4a09306a00decd96b2a7a56ca7aa
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SHA256
06a20757d1988ed84aeca1ef9564c0671b55e1b0d03fc022f155502fc7340861
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SHA512
71b70de58b376cb7e41ebdc79694d47f727b62bc15745488152a176a569674f0f9e68d2eeb6a67cda6a7dea33e003293520a5637ec4cf3ab13d375dd5b1d8202
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SSDEEP
6144:ndH09uYgR7OJSuwuZc2HEaYTy7beWTBdqm:dHJtlec2HEaYTXWT/3
Malware Config
Extracted
emotet
Epoch4
91.200.186.228:443
191.252.196.221:8080
94.177.248.64:443
66.42.55.5:7080
103.8.26.103:8080
185.184.25.237:8080
103.8.26.102:8080
178.79.147.66:8080
58.227.42.236:80
45.118.135.203:7080
103.75.201.2:443
195.154.133.20:443
45.142.114.231:8080
212.237.5.209:443
207.38.84.195:8080
104.251.214.46:8080
212.237.17.99:8080
212.237.56.116:7080
216.158.226.206:443
110.232.117.186:8080
158.69.222.101:443
107.182.225.142:8080
176.104.106.96:8080
81.0.236.90:443
50.116.54.215:443
138.185.72.26:8080
51.68.175.8:8080
210.57.217.132:8080
Signatures
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Emotet family
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Blocklisted process makes network request 10 IoCs
Processes:
rundll32.exeflow pid Process 15 4240 rundll32.exe 21 4240 rundll32.exe 22 4240 rundll32.exe 36 4240 rundll32.exe 40 4240 rundll32.exe 41 4240 rundll32.exe 48 4240 rundll32.exe 49 4240 rundll32.exe 50 4240 rundll32.exe 51 4240 rundll32.exe -
Loads dropped DLL 2 IoCs
Processes:
rundll32.exerundll32.exepid Process 2964 rundll32.exe 4240 rundll32.exe -
Drops file in System32 directory 1 IoCs
Processes:
rundll32.exedescription ioc Process File opened for modification C:\Windows\SysWOW64\Enmfhpnpiszdgj\zefc.wvh 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 4 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.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 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
rundll32.exepid Process 4240 rundll32.exe 4240 rundll32.exe -
Suspicious behavior: RenamesItself 1 IoCs
Processes:
rundll32.exepid Process 4876 rundll32.exe -
Suspicious use of WriteProcessMemory 12 IoCs
Processes:
rundll32.exerundll32.exerundll32.exerundll32.exedescription pid Process procid_target PID 4688 wrote to memory of 4376 4688 rundll32.exe 85 PID 4688 wrote to memory of 4376 4688 rundll32.exe 85 PID 4688 wrote to memory of 4376 4688 rundll32.exe 85 PID 4376 wrote to memory of 4876 4376 rundll32.exe 86 PID 4376 wrote to memory of 4876 4376 rundll32.exe 86 PID 4376 wrote to memory of 4876 4376 rundll32.exe 86 PID 4876 wrote to memory of 2964 4876 rundll32.exe 87 PID 4876 wrote to memory of 2964 4876 rundll32.exe 87 PID 4876 wrote to memory of 2964 4876 rundll32.exe 87 PID 2964 wrote to memory of 4240 2964 rundll32.exe 88 PID 2964 wrote to memory of 4240 2964 rundll32.exe 88 PID 2964 wrote to memory of 4240 2964 rundll32.exe 88
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\06a20757d1988ed84aeca1ef9564c0671b55e1b0d03fc022f155502fc7340861.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:4688 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\06a20757d1988ed84aeca1ef9564c0671b55e1b0d03fc022f155502fc7340861.dll,#12⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4376 -
C:\Windows\SysWOW64\rundll32.exeC:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\AppData\Local\Temp\06a20757d1988ed84aeca1ef9564c0671b55e1b0d03fc022f155502fc7340861.dll",Control_RunDLL3⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:4876 -
C:\Windows\SysWOW64\rundll32.exeC:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Enmfhpnpiszdgj\zefc.wvh",lGsfgMDBnpmPtB4⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2964 -
C:\Windows\SysWOW64\rundll32.exeC:\Windows\SysWOW64\rundll32.exe "C:\Windows\System32\Enmfhpnpiszdgj\zefc.wvh",Control_RunDLL5⤵
- Blocklisted process makes network request
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
PID:4240
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
252KB
MD54c6d03897be3eb7130418fad763077a9
SHA19f94dc450b2f4a09306a00decd96b2a7a56ca7aa
SHA25606a20757d1988ed84aeca1ef9564c0671b55e1b0d03fc022f155502fc7340861
SHA51271b70de58b376cb7e41ebdc79694d47f727b62bc15745488152a176a569674f0f9e68d2eeb6a67cda6a7dea33e003293520a5637ec4cf3ab13d375dd5b1d8202