emotet | 2bfb6fb08b43a87570b5a28019453f83ae4ccdb6697a0b8971622a286b1c4427

Analysis

max time kernel
138s
max time network
128s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
30/08/2024, 16:04

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General

Target

cb2c2a201d3e3503672cfabf04cb0dd6_JaffaCakes118.exe
Size

38KB
MD5

cb2c2a201d3e3503672cfabf04cb0dd6
SHA1

b4888883e356b94e488397b4f722ddeba42ea0f6
SHA256

2bfb6fb08b43a87570b5a28019453f83ae4ccdb6697a0b8971622a286b1c4427
SHA512

02d6a59b71a3a5ff699c5433ccb840d074c0a2a28e08d43b92ac175b8292d28115e9e4faaedb5abf72c4f047db7d5e4de15b2a68f74ff3d6086582be9c381c21
SSDEEP

384:YOkcDO2WckpaO34X8V0wBcbfEQ4XvMAhk7Sq2CDeCL2OalwklH1KzLjEMt4jgaEf:mcDO2PkpfIXBbKLq9RYlwklYzzmgm5U

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	winservice.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE	winservice.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies	winservice.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5	winservice.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	winservice.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cb2c2a201d3e3503672cfabf04cb0dd6_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cb2c2a201d3e3503672cfabf04cb0dd6_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winservice.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	winservice.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	winservice.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	winservice.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
232	winservice.exe
232	winservice.exe
232	winservice.exe
232	winservice.exe
232	winservice.exe
232	winservice.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
3488	cb2c2a201d3e3503672cfabf04cb0dd6_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1464 wrote to memory of 3488	1464	cb2c2a201d3e3503672cfabf04cb0dd6_JaffaCakes118.exe	85
PID 1464 wrote to memory of 3488	1464	cb2c2a201d3e3503672cfabf04cb0dd6_JaffaCakes118.exe	85
PID 1464 wrote to memory of 3488	1464	cb2c2a201d3e3503672cfabf04cb0dd6_JaffaCakes118.exe	85
PID 2952 wrote to memory of 232	2952	winservice.exe	89
PID 2952 wrote to memory of 232	2952	winservice.exe	89
PID 2952 wrote to memory of 232	2952	winservice.exe	89

C:\Users\Admin\AppData\Local\Temp\cb2c2a201d3e3503672cfabf04cb0dd6_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\cb2c2a201d3e3503672cfabf04cb0dd6_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1464
- C:\Users\Admin\AppData\Local\Temp\cb2c2a201d3e3503672cfabf04cb0dd6_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\cb2c2a201d3e3503672cfabf04cb0dd6_JaffaCakes118.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: RenamesItself
  PID:3488

C:\Windows\SysWOW64\winservice.exe
C:\Windows\SysWOW64\winservice.exe
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2952
- C:\Windows\SysWOW64\winservice.exe
  "C:\Windows\SysWOW64\winservice.exe"
  2⤵
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Modifies data under HKEY_USERS
  - Suspicious behavior: EnumeratesProcesses
  PID:232

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/3488-0-0x0000000000400000-0x000000000040C000-memory.dmp

Filesize
48KB

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