b7c55231a70ea6eb07a17fa7f2174ae10290e309720da00347f7b236a75c026b

Reason

Machine shutdown

General

Target

e15a90d6dff8823c07b892d7ae857066_JaffaCakes118.exe
Size

124KB
MD5

e15a90d6dff8823c07b892d7ae857066
SHA1

de3be935604745340eefea5e2e048a298f5cc1c4
SHA256

b7c55231a70ea6eb07a17fa7f2174ae10290e309720da00347f7b236a75c026b
SHA512

ae75003b1fd6cc2086df77c7d00fc2a568feb847a83c0aa296a5cc32c5af0fafe5d4d920815f398eef05e2cf4f3d7e9fe262b53b7256cfe125074e65176744ad
SSDEEP

3072:iTTSzzvFjj4WAStvQmnbeQA4XBiG4dsoVwuaFagBoN2z4RDO9Kb:3ZcvMv3IG4dsoVwuKaYX6Dp

Score

7^/10

discovery

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Control Panel\International\Geo\Nation	e15a90d6dff8823c07b892d7ae857066_JaffaCakes118.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\windows\Dube.sys	e15a90d6dff8823c07b892d7ae857066_JaffaCakes118.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 2 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	e15a90d6dff8823c07b892d7ae857066_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	shutdown.exe

Modifies data under HKEY_USERS 15 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Themes\History	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Themes\History\AutoColor = "0"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationColor = "3288365271"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglow = "3288365271"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationAfterglowBalance = "10"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationBlurBalance = "1"	LogonUI.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentPalette = a6d8ff0076b9ed00429ce3000078d700005a9e000042750000264200f7630c00	LogonUI.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationGlassAttribute = "1"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\StartColorMenu = "4288567808"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Explorer\Accent\AccentColorMenu = "4292311040"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\AccentColor = "4292311040"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\ColorizationColorBalance = "89"	LogonUI.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\DWM\EnableWindowColorization = "198"	LogonUI.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	992	shutdown.exe
Token: SeRemoteShutdownPrivilege	992	shutdown.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
1624	LogonUI.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2096 wrote to memory of 992	2096	e15a90d6dff8823c07b892d7ae857066_JaffaCakes118.exe	94
PID 2096 wrote to memory of 992	2096	e15a90d6dff8823c07b892d7ae857066_JaffaCakes118.exe	94
PID 2096 wrote to memory of 992	2096	e15a90d6dff8823c07b892d7ae857066_JaffaCakes118.exe	94

C:\Users\Admin\AppData\Local\Temp\e15a90d6dff8823c07b892d7ae857066_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e15a90d6dff8823c07b892d7ae857066_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2096
- C:\Windows\SysWOW64\shutdown.exe
  "C:\Windows\System32\shutdown.exe" -r -f -t 00
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:992

C:\Windows\system32\LogonUI.exe
"LogonUI.exe" /flags:0x4 /state0:0xa39ab855 /state1:0x41c64e6d
1⤵
- Modifies data under HKEY_USERS
- Suspicious use of SetWindowsHookEx
PID:1624

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

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

C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\68XY2BI1\MB9KFSZV.htm

Filesize
87KB

MD5
f6d5ea763d9d3744813611b4fca891f1

SHA1
2c6c4e07f45a62eb6466757c0f31ac6abba7d7ce

SHA256
fca6d4dc51faa90db81c4995d4fb52bd01829b8aea17cc793d6ee8aec8b0ede7

SHA512
5b6589c3d0c123b7dd7bbdd07d38cd26f7525ebf15ebdc77ec0608bd4a9277b8c5df311b686a81f61334fe7a1af015a3b2cfb2519f2e1a90f92db316533660a8

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\68XY2BI1\command[1].htm

Filesize
167B

MD5
0104c301c5e02bd6148b8703d19b3a73

SHA1
7436e0b4b1f8c222c38069890b75fa2baf9ca620

SHA256
446a6087825fa73eadb045e5a2e9e2adf7df241b571228187728191d961dda1f

SHA512
84427b656a6234a651a6d8285c103645b861a18a6c5af4abb5cb4f3beb5a4f0df4a74603a0896c7608790fbb886dc40508e92d5709f44dca05dd46c8316d15bf

Download Submit
memory/2096-37-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download
memory/2096-41-0x0000000000400000-0x0000000000426000-memory.dmp

Filesize
152KB

Download

Analysis

Sharing

Errors