emotet | 451b94b3ccee06ae21e8affec06ac53c58b2ef9130955c5266a0ef83530e196e

General

Target

e34142a83e67f8ca5e85eba6592d5a85_JaffaCakes118.exe
Size

106KB
MD5

e34142a83e67f8ca5e85eba6592d5a85
SHA1

dd785bbe276d241dfbba5f1f362c107e7fd83a60
SHA256

451b94b3ccee06ae21e8affec06ac53c58b2ef9130955c5266a0ef83530e196e
SHA512

11cdebbd178ba795276ceac2b17f9b3bc7ad0a8238f219044856902220878e3189540eba8698e4de187553a9f35a4f4be2a655ce9094326e8d37c99e53c70cbb
SSDEEP

1536:gPJidDEXhhhSdhhhhhhhhh5hhhhhhhhhhhhhhhhhThhdig3WhhhhhhhhrhhhWfm5:Ywyg3/DGhUKDY7nL7eOqsLDngkcf

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	PurchaseSummary.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE	PurchaseSummary.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies	PurchaseSummary.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5	PurchaseSummary.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	e34142a83e67f8ca5e85eba6592d5a85_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PurchaseSummary.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PurchaseSummary.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e34142a83e67f8ca5e85eba6592d5a85_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	PurchaseSummary.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	PurchaseSummary.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	PurchaseSummary.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
4240	PurchaseSummary.exe
4240	PurchaseSummary.exe
4240	PurchaseSummary.exe
4240	PurchaseSummary.exe
4240	PurchaseSummary.exe
4240	PurchaseSummary.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
3524	e34142a83e67f8ca5e85eba6592d5a85_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3928 wrote to memory of 3524	3928	e34142a83e67f8ca5e85eba6592d5a85_JaffaCakes118.exe	82
PID 3928 wrote to memory of 3524	3928	e34142a83e67f8ca5e85eba6592d5a85_JaffaCakes118.exe	82
PID 3928 wrote to memory of 3524	3928	e34142a83e67f8ca5e85eba6592d5a85_JaffaCakes118.exe	82
PID 1468 wrote to memory of 4240	1468	PurchaseSummary.exe	84
PID 1468 wrote to memory of 4240	1468	PurchaseSummary.exe	84
PID 1468 wrote to memory of 4240	1468	PurchaseSummary.exe	84

C:\Users\Admin\AppData\Local\Temp\e34142a83e67f8ca5e85eba6592d5a85_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e34142a83e67f8ca5e85eba6592d5a85_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3928
- C:\Users\Admin\AppData\Local\Temp\e34142a83e67f8ca5e85eba6592d5a85_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\e34142a83e67f8ca5e85eba6592d5a85_JaffaCakes118.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: RenamesItself
  PID:3524

C:\Windows\SysWOW64\PurchaseSummary.exe
C:\Windows\SysWOW64\PurchaseSummary.exe
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1468
- C:\Windows\SysWOW64\PurchaseSummary.exe
  "C:\Windows\SysWOW64\PurchaseSummary.exe"
  2⤵
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Modifies data under HKEY_USERS
  - Suspicious behavior: EnumeratesProcesses
  PID:4240

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/1468-21-0x00000000004B0000-0x00000000004C0000-memory.dmp

Filesize
64KB

Download
memory/1468-27-0x0000000000490000-0x000000000049E000-memory.dmp

Filesize
56KB

Download
memory/1468-15-0x00000000004A0000-0x00000000004AE000-memory.dmp

Filesize
56KB

Download
memory/1468-19-0x00000000004A0000-0x00000000004AE000-memory.dmp

Filesize
56KB

Download
memory/1468-20-0x0000000000490000-0x000000000049E000-memory.dmp

Filesize
56KB

Download
memory/3524-12-0x00000000005C0000-0x00000000005CE000-memory.dmp

Filesize
56KB

Download
memory/3524-13-0x00000000005D0000-0x00000000005E0000-memory.dmp

Filesize
64KB

Download
memory/3524-7-0x00000000005C0000-0x00000000005CE000-memory.dmp

Filesize
56KB

Download
memory/3524-8-0x00000000005B0000-0x00000000005BE000-memory.dmp

Filesize
56KB

Download
memory/3524-28-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/3524-29-0x00000000005B0000-0x00000000005BE000-memory.dmp

Filesize
56KB

Download
memory/3928-14-0x0000000002190000-0x000000000219E000-memory.dmp

Filesize
56KB

Download
memory/3928-0-0x0000000002190000-0x000000000219E000-memory.dmp

Filesize
56KB

Download
memory/3928-1-0x00000000021A0000-0x00000000021AE000-memory.dmp

Filesize
56KB

Download
memory/3928-6-0x00000000021B0000-0x00000000021C0000-memory.dmp

Filesize
64KB

Download
memory/3928-5-0x00000000021A0000-0x00000000021AE000-memory.dmp

Filesize
56KB

Download
memory/4240-26-0x0000000000610000-0x000000000061E000-memory.dmp

Filesize
56KB

Download
memory/4240-22-0x0000000000610000-0x000000000061E000-memory.dmp

Filesize
56KB

Download

Analysis

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