emotet | 33e15ec93d7346a648fe7d7cc772f27865d4aa08161a0293366dac7b019936f3

General

Target

e71aaef28420f07269437fe595f891d5_JaffaCakes118.exe
Size

78KB
MD5

e71aaef28420f07269437fe595f891d5
SHA1

63b9990fec96d24b4ef77c844653264dd29b0f1d
SHA256

33e15ec93d7346a648fe7d7cc772f27865d4aa08161a0293366dac7b019936f3
SHA512

3e0fee8633cae9dd0d7861d42d579abbcb5ac890576d492e2d1df824688d84f793bf94d75a104fad69e20e0a7ed3a7467e1db037733ddce78a415b0a9c3a5864
SSDEEP

1536:Z5EHpgcVVRF52aEgvWi4Q34FNtOAND4Yaf5W6GK8:abV7MZM2dH54PG

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 12 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft	jerseyindexer.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData	jerseyindexer.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\8B2B9A00839EED1DFDCCC3BFC2F5DF12	jerseyindexer.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE	jerseyindexer.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies	jerseyindexer.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5	jerseyindexer.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache	jerseyindexer.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\8B2B9A00839EED1DFDCCC3BFC2F5DF12	jerseyindexer.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content	jerseyindexer.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B46811C17859FFB409CF0E904A4AA8F8	jerseyindexer.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\B46811C17859FFB409CF0E904A4AA8F8	jerseyindexer.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5	jerseyindexer.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	e71aaef28420f07269437fe595f891d5_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e71aaef28420f07269437fe595f891d5_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	jerseyindexer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	jerseyindexer.exe

Modifies data under HKEY_USERS 9 IoCs

description	ioc	Process
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	jerseyindexer.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing	jerseyindexer.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	jerseyindexer.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	jerseyindexer.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	jerseyindexer.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	jerseyindexer.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	jerseyindexer.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	jerseyindexer.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	jerseyindexer.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1684	e71aaef28420f07269437fe595f891d5_JaffaCakes118.exe
1684	e71aaef28420f07269437fe595f891d5_JaffaCakes118.exe
1484	e71aaef28420f07269437fe595f891d5_JaffaCakes118.exe
1484	e71aaef28420f07269437fe595f891d5_JaffaCakes118.exe
4420	jerseyindexer.exe
4420	jerseyindexer.exe
3680	jerseyindexer.exe
3680	jerseyindexer.exe
3680	jerseyindexer.exe
3680	jerseyindexer.exe
3680	jerseyindexer.exe
3680	jerseyindexer.exe
3680	jerseyindexer.exe
3680	jerseyindexer.exe
3680	jerseyindexer.exe
3680	jerseyindexer.exe
3680	jerseyindexer.exe
3680	jerseyindexer.exe
3680	jerseyindexer.exe
3680	jerseyindexer.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
1484	e71aaef28420f07269437fe595f891d5_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1684 wrote to memory of 1484	1684	e71aaef28420f07269437fe595f891d5_JaffaCakes118.exe	83
PID 1684 wrote to memory of 1484	1684	e71aaef28420f07269437fe595f891d5_JaffaCakes118.exe	83
PID 1684 wrote to memory of 1484	1684	e71aaef28420f07269437fe595f891d5_JaffaCakes118.exe	83
PID 4420 wrote to memory of 3680	4420	jerseyindexer.exe	88
PID 4420 wrote to memory of 3680	4420	jerseyindexer.exe	88
PID 4420 wrote to memory of 3680	4420	jerseyindexer.exe	88

C:\Users\Admin\AppData\Local\Temp\e71aaef28420f07269437fe595f891d5_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e71aaef28420f07269437fe595f891d5_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1684
- C:\Users\Admin\AppData\Local\Temp\e71aaef28420f07269437fe595f891d5_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\e71aaef28420f07269437fe595f891d5_JaffaCakes118.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: RenamesItself
  PID:1484

C:\Windows\SysWOW64\jerseyindexer.exe
"C:\Windows\SysWOW64\jerseyindexer.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4420
- C:\Windows\SysWOW64\jerseyindexer.exe
  "C:\Windows\SysWOW64\jerseyindexer.exe"
  2⤵
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Modifies data under HKEY_USERS
  - Suspicious behavior: EnumeratesProcesses
  PID:3680

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/1484-0-0x0000000000700000-0x0000000000715000-memory.dmp

Filesize
84KB

Download

Analysis

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