emotet | e88249055702c863040b1ea0595d13fb033008dc4e467b84739ed871fcf73810

General

Target

db130f3e18c468bbe573dc282082492c_JaffaCakes118.exe
Size

323KB
MD5

db130f3e18c468bbe573dc282082492c
SHA1

9a04cc3e6ae198281d3f9c56684630803ae035aa
SHA256

e88249055702c863040b1ea0595d13fb033008dc4e467b84739ed871fcf73810
SHA512

b91f603ed4fa42a6bcd2e9bb18f8b2fecaa9d6952035b93ea12179ed2a373416823cbdcf52e18b5bde4b7531a41231a88a27ecfa581dba4f63862f93071b4aca
SSDEEP

6144:b8qs6sXiiEAccmrDF5hZT1jw2sBLlfGnrVUboaMuh0HMCGsa:ABjEATmrDFh1hsBZfGZ5zHDla

Score

10^/10

emotet banker discovery trojan

Malware Config

Signatures

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

Drops file in System32 directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5	reswuuidgen.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE	reswuuidgen.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies	reswuuidgen.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5	reswuuidgen.exe

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

System Information Discovery
T1082

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.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	reswuuidgen.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	reswuuidgen.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	db130f3e18c468bbe573dc282082492c_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	db130f3e18c468bbe573dc282082492c_JaffaCakes118.exe

Modifies data under HKEY_USERS 3 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	reswuuidgen.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	reswuuidgen.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	reswuuidgen.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
3132	reswuuidgen.exe
3132	reswuuidgen.exe
3132	reswuuidgen.exe
3132	reswuuidgen.exe
3132	reswuuidgen.exe
3132	reswuuidgen.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
5080	db130f3e18c468bbe573dc282082492c_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4548 wrote to memory of 5080	4548	db130f3e18c468bbe573dc282082492c_JaffaCakes118.exe	87
PID 4548 wrote to memory of 5080	4548	db130f3e18c468bbe573dc282082492c_JaffaCakes118.exe	87
PID 4548 wrote to memory of 5080	4548	db130f3e18c468bbe573dc282082492c_JaffaCakes118.exe	87
PID 3364 wrote to memory of 3132	3364	reswuuidgen.exe	97
PID 3364 wrote to memory of 3132	3364	reswuuidgen.exe	97
PID 3364 wrote to memory of 3132	3364	reswuuidgen.exe	97

C:\Users\Admin\AppData\Local\Temp\db130f3e18c468bbe573dc282082492c_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\db130f3e18c468bbe573dc282082492c_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4548
- C:\Users\Admin\AppData\Local\Temp\db130f3e18c468bbe573dc282082492c_JaffaCakes118.exe
  --80fd254d
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: RenamesItself
  PID:5080

C:\Windows\SysWOW64\reswuuidgen.exe
"C:\Windows\SysWOW64\reswuuidgen.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3364
- C:\Windows\SysWOW64\reswuuidgen.exe
  --1f3a2a34
  2⤵
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Modifies data under HKEY_USERS
  - Suspicious behavior: EnumeratesProcesses
  PID:3132

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3132-19-0x0000000000150000-0x00000000001AE000-memory.dmp

Filesize
376KB

Download
memory/3132-30-0x0000000000150000-0x00000000001AE000-memory.dmp

Filesize
376KB

Download
memory/3132-27-0x0000000000150000-0x00000000001AE000-memory.dmp

Filesize
376KB

Download
memory/3132-24-0x0000000000150000-0x00000000001AE000-memory.dmp

Filesize
376KB

Download
memory/3132-23-0x0000000000150000-0x00000000001AE000-memory.dmp

Filesize
376KB

Download
memory/3132-20-0x0000000000150000-0x00000000001AE000-memory.dmp

Filesize
376KB

Download
memory/3132-22-0x0000000000150000-0x00000000001AE000-memory.dmp

Filesize
376KB

Download
memory/3364-14-0x0000000000150000-0x00000000001AE000-memory.dmp

Filesize
376KB

Download
memory/3364-16-0x0000000000150000-0x00000000001AE000-memory.dmp

Filesize
376KB

Download
memory/3364-13-0x0000000000150000-0x00000000001AE000-memory.dmp

Filesize
376KB

Download
memory/4548-4-0x0000000000150000-0x00000000001AE000-memory.dmp

Filesize
376KB

Download
memory/4548-6-0x0000000000150000-0x00000000001AE000-memory.dmp

Filesize
376KB

Download
memory/4548-0-0x0000000000150000-0x00000000001AE000-memory.dmp

Filesize
376KB

Download
memory/4548-2-0x000000000018A000-0x0000000000190000-memory.dmp

Filesize
24KB

Download
memory/5080-18-0x0000000000150000-0x00000000001AE000-memory.dmp

Filesize
376KB

Download
memory/5080-11-0x0000000000150000-0x00000000001AE000-memory.dmp

Filesize
376KB

Download
memory/5080-10-0x0000000000150000-0x00000000001AE000-memory.dmp

Filesize
376KB

Download
memory/5080-8-0x0000000000150000-0x00000000001AE000-memory.dmp

Filesize
376KB

Download
memory/5080-7-0x0000000000150000-0x00000000001AE000-memory.dmp

Filesize
376KB

Download

Analysis

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