emotet | e350efd69893b28033dfa6ba293f402c04281453c766022a266ae6be6fbe31aa

General

Target

f3554f93e653108c6cf12edd54db05ae_JaffaCakes118.exe
Size

78KB
MD5

f3554f93e653108c6cf12edd54db05ae
SHA1

af9f2009ccc0e26f2a4ff32f0c7903cc37d460c6
SHA256

e350efd69893b28033dfa6ba293f402c04281453c766022a266ae6be6fbe31aa
SHA512

a8f7ea2a5ec7ededaa1f62b47e598f47a44de4b5a87dc66f79f0ca651c661eaa06cf70721f36466ab51065c58502f1ce8b1a4c13bd3cecba741e29e960dc6fe7
SSDEEP

1536:GHSpeffJzpa4PKvvMupbRzh7mI565HrVTblQfqA:GHSpefhpa4PKHffw9hTSf

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	bulkwhole.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE	bulkwhole.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies	bulkwhole.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5	bulkwhole.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	f3554f93e653108c6cf12edd54db05ae_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f3554f93e653108c6cf12edd54db05ae_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bulkwhole.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bulkwhole.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	bulkwhole.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	bulkwhole.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	bulkwhole.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

pid	Process
4964	bulkwhole.exe
4964	bulkwhole.exe
4964	bulkwhole.exe
4964	bulkwhole.exe
4964	bulkwhole.exe
4964	bulkwhole.exe
4964	bulkwhole.exe
4964	bulkwhole.exe
4964	bulkwhole.exe
4964	bulkwhole.exe
4964	bulkwhole.exe
4964	bulkwhole.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
4060	f3554f93e653108c6cf12edd54db05ae_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2588 wrote to memory of 4060	2588	f3554f93e653108c6cf12edd54db05ae_JaffaCakes118.exe	82
PID 2588 wrote to memory of 4060	2588	f3554f93e653108c6cf12edd54db05ae_JaffaCakes118.exe	82
PID 2588 wrote to memory of 4060	2588	f3554f93e653108c6cf12edd54db05ae_JaffaCakes118.exe	82
PID 1960 wrote to memory of 4964	1960	bulkwhole.exe	89
PID 1960 wrote to memory of 4964	1960	bulkwhole.exe	89
PID 1960 wrote to memory of 4964	1960	bulkwhole.exe	89

C:\Users\Admin\AppData\Local\Temp\f3554f93e653108c6cf12edd54db05ae_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f3554f93e653108c6cf12edd54db05ae_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2588
- C:\Users\Admin\AppData\Local\Temp\f3554f93e653108c6cf12edd54db05ae_JaffaCakes118.exe
  --38c95f6f
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: RenamesItself
  PID:4060

C:\Windows\SysWOW64\bulkwhole.exe
"C:\Windows\SysWOW64\bulkwhole.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1960
- C:\Windows\SysWOW64\bulkwhole.exe
  --c14a281b
  2⤵
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Modifies data under HKEY_USERS
  - Suspicious behavior: EnumeratesProcesses
  PID:4964

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/1960-8-0x00000000004B0000-0x00000000004B1000-memory.dmp

Filesize
4KB

Download
memory/2588-0-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2588-1-0x00000000009C0000-0x00000000009C1000-memory.dmp

Filesize
4KB

Download
memory/2588-3-0x00000000009D0000-0x00000000009D1000-memory.dmp

Filesize
4KB

Download
memory/2588-2-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2588-6-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/4060-7-0x0000000000530000-0x0000000000531000-memory.dmp

Filesize
4KB

Download
memory/4060-12-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/4964-14-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/4964-15-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/4964-17-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/4964-18-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/4964-20-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/4964-23-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/4964-25-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/4964-27-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download

Analysis

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