emotet | e9c18b8a871de1f84aa55e88b7962bfb978211ba79ca104831b25cba11312a93

Analysis

max time kernel
150s
max time network
145s
platform
windows10_x64
resource
win10-en-20211208
submitted
18/01/2022, 12:48

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General

Target
e9c18b8a871de1f84aa55e88b7962bfb978211ba79ca104831b25cba11312a93.xlsm
Size 99KB
Sample220118-p1vfgabchk
SHA256 e9c18b8a871de1f84aa55e88b7962bfb978211ba79ca104831b25cba11312a93
MD5 1920737efea720db8e87e065eafe25b6
SHA1 cd707519d84bb0737a4ef806cae506f642fc73d0
SHA512 21a9e2a13f6d1b28633b1b59803d203e65131f0ad839a036d268f542afbf8ecc2efa7061795ece02aee62e096f1432505e9e114168026e735ee9a7a33c8067a0
MD5 SHA1 SHA512

Score

10^/10

emotet epoch5 banker trojan

Malware Config

Extracted

Language

xlm4.0

Source

URLs

xlm40.dropper
http://avionxpress.com/lp/T9b1Bga4FdDfP5HI/

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	3800	3260	rundll32.exe	68

Blocklisted process makes network request 2 IoCs

flow	pid	Process
42	3708	rundll32.exe
43	3708	rundll32.exe

Downloads MZ/PE file

Loads dropped DLL 2 IoCs

pid	Process
3800	rundll32.exe
1920	rundll32.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\Dpboelcruge\xgiqjirbbis.eaw	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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	EXCEL.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	EXCEL.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	EXCEL.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
3260	EXCEL.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3708	rundll32.exe
3708	rundll32.exe

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
3260	EXCEL.EXE
3260	EXCEL.EXE
3260	EXCEL.EXE
3260	EXCEL.EXE
3260	EXCEL.EXE
3260	EXCEL.EXE
3260	EXCEL.EXE
3260	EXCEL.EXE
3260	EXCEL.EXE
3260	EXCEL.EXE
3260	EXCEL.EXE
3260	EXCEL.EXE

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 3260 wrote to memory of 3800	3260	EXCEL.EXE	71
PID 3260 wrote to memory of 3800	3260	EXCEL.EXE	71
PID 3260 wrote to memory of 3800	3260	EXCEL.EXE	71
PID 3800 wrote to memory of 1920	3800	rundll32.exe	72
PID 3800 wrote to memory of 1920	3800	rundll32.exe	72
PID 3800 wrote to memory of 1920	3800	rundll32.exe	72
PID 1920 wrote to memory of 2160	1920	rundll32.exe	73
PID 1920 wrote to memory of 2160	1920	rundll32.exe	73
PID 1920 wrote to memory of 2160	1920	rundll32.exe	73
PID 2160 wrote to memory of 3708	2160	rundll32.exe	74
PID 2160 wrote to memory of 3708	2160	rundll32.exe	74
PID 2160 wrote to memory of 3708	2160	rundll32.exe	74

C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" "C:\Users\Admin\AppData\Local\Temp\e9c18b8a871de1f84aa55e88b7962bfb978211ba79ca104831b25cba11312a93.xlsm"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3260
- C:\Windows\SysWow64\rundll32.exe
  C:\Windows\SysWow64\rundll32.exe ..\ourl.ocx,D"&"l"&"lR"&"egister"&"Serve"&"r
  2⤵
  - Process spawned unexpected child process
  - Loads dropped DLL
  - Suspicious use of WriteProcessMemory
  PID:3800
- - C:\Windows\SysWOW64\rundll32.exe
    C:\Windows\SysWOW64\rundll32.exe "C:\Users\Admin\ourl.ocx",DllRegisterServer
    3⤵
    - Loads dropped DLL
    - Drops file in System32 directory
    - Suspicious use of WriteProcessMemory
    PID:1920
  - - C:\Windows\SysWOW64\rundll32.exe
      C:\Windows\SysWOW64\rundll32.exe "C:\Windows\SysWOW64\Dpboelcruge\xgiqjirbbis.eaw",sOSJnRvy
      4⤵
      Suspicious use of WriteProcessMemory
      PID:2160
    - - C:\Windows\SysWOW64\rundll32.exe
        
        C:\Windows\SysWOW64\rundll32.exe "C:\Windows\System32\Dpboelcruge\xgiqjirbbis.eaw",DllRegisterServer
        5⤵
        Blocklisted process makes network request
        Suspicious behavior: EnumeratesProcesses
        
        PID:3708

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

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Downloads

memory/1920-295-0x0000000005210000-0x0000000005238000-memory.dmp

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memory/1920-293-0x0000000005090000-0x00000000050B8000-memory.dmp

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memory/1920-291-0x0000000005030000-0x0000000005058000-memory.dmp

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memory/1920-288-0x0000000004E90000-0x0000000004EB8000-memory.dmp

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memory/1920-285-0x0000000004DB0000-0x0000000004DD8000-memory.dmp

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memory/1920-282-0x00000000048A0000-0x00000000048C8000-memory.dmp

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memory/3260-129-0x00007FFB36410000-0x00007FFB36420000-memory.dmp

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memory/3260-116-0x00007FFB38F60000-0x00007FFB38F70000-memory.dmp

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memory/3260-115-0x00007FFB38F60000-0x00007FFB38F70000-memory.dmp

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memory/3260-128-0x00007FFB36410000-0x00007FFB36420000-memory.dmp

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memory/3260-119-0x00007FFB38F60000-0x00007FFB38F70000-memory.dmp

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memory/3260-118-0x00007FFB38F60000-0x00007FFB38F70000-memory.dmp

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memory/3260-117-0x00007FFB38F60000-0x00007FFB38F70000-memory.dmp

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memory/3708-298-0x0000000002770000-0x0000000002798000-memory.dmp

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memory/3708-300-0x0000000004250000-0x0000000004278000-memory.dmp

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memory/3708-303-0x0000000004780000-0x00000000047A8000-memory.dmp

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memory/3708-305-0x0000000004870000-0x0000000004898000-memory.dmp

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memory/3708-307-0x0000000004960000-0x0000000004988000-memory.dmp

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memory/3708-309-0x0000000004A40000-0x0000000004A68000-memory.dmp

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memory/3708-311-0x0000000004B40000-0x0000000004B68000-memory.dmp

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memory/3800-276-0x0000000002B60000-0x0000000002B88000-memory.dmp

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