8d06ec26bcc0544ae8e0548497a1da353b0b4f3bc6df25c6c023958bfe57283c

Analysis

max time kernel
141s
max time network
117s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
13-09-2024 11:28

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General

Target

de40381bfee2dd0a5004910f9c09de85_JaffaCakes118.exe
Size

53KB
MD5

de40381bfee2dd0a5004910f9c09de85
SHA1

3dc0d6e7eaa038ec9584f1fdab05290e13cc7955
SHA256

8d06ec26bcc0544ae8e0548497a1da353b0b4f3bc6df25c6c023958bfe57283c
SHA512

c69b052c8fa291cfde48841aee72c4e30e2089292ddbdf8989591385d820a0436ec2b9664729e2807c00b9d2c6274f7bbda13b192044de600eb659da315ec6f2
SSDEEP

1536:ecaHYt9g7qWmCUAbVxWcOZoDmR26Q9uZps4wSukwdzE:e74vg7qWmCnvNOZoDh6r6SrCzE

Score

7^/10

discovery vmprotect

Malware Config

Signatures

VMProtect packed file 1 IoCs

Detects executables packed with VMProtect commercial packer.

vmprotect

resource	yara_rule
behavioral1/files/0x00080000000173c2-5.dat	vmprotect

Drops file in System32 directory 6 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\mshtml.dll.mod	de40381bfee2dd0a5004910f9c09de85_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\mshtml.dll.mod	de40381bfee2dd0a5004910f9c09de85_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\mshtml.dll	de40381bfee2dd0a5004910f9c09de85_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\DllCache\mshtml.dlldHKjm	de40381bfee2dd0a5004910f9c09de85_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\DllCache\mshtml.dll	de40381bfee2dd0a5004910f9c09de85_JaffaCakes118.exe
File opened for modification	C:\Windows\SysWOW64\mshtml.dlldHKjm	de40381bfee2dd0a5004910f9c09de85_JaffaCakes118.exe

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\system\dHKjm.LOG	de40381bfee2dd0a5004910f9c09de85_JaffaCakes118.exe
File opened for modification	C:\Windows\system\dHKjm.LOG	de40381bfee2dd0a5004910f9c09de85_JaffaCakes118.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2200	1672	WerFault.exe	29

System Location Discovery: System Language Discovery 1 TTPs 1 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	de40381bfee2dd0a5004910f9c09de85_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1672	de40381bfee2dd0a5004910f9c09de85_JaffaCakes118.exe
1672	de40381bfee2dd0a5004910f9c09de85_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1672 wrote to memory of 2200	1672	de40381bfee2dd0a5004910f9c09de85_JaffaCakes118.exe	30
PID 1672 wrote to memory of 2200	1672	de40381bfee2dd0a5004910f9c09de85_JaffaCakes118.exe	30
PID 1672 wrote to memory of 2200	1672	de40381bfee2dd0a5004910f9c09de85_JaffaCakes118.exe	30
PID 1672 wrote to memory of 2200	1672	de40381bfee2dd0a5004910f9c09de85_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\de40381bfee2dd0a5004910f9c09de85_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\de40381bfee2dd0a5004910f9c09de85_JaffaCakes118.exe"
1⤵
- Drops file in System32 directory
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1672
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1672 -s 132
  2⤵
  - Program crash
  PID:2200

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\dHKjm.LOG

Filesize
64KB

MD5
b7264717fb42b1cd5aa69d33290fe6e0

SHA1
e29fa6d7cf887aff86f9155bcf4ed7255b0e3420

SHA256
88b8a3cc4ec068e396143b4ef46012af5ec143a9693631a2ce37fadb37b7691a

SHA512
54dcace09c8374cddbf15ff660e0df1d08717c1132a2cbe837906df75fde4395fcd0c5136ed3bfdea77369f8f4c403cc5b6805281990ab4aeefb241766e32b0a

Download Submit
memory/1672-0-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/1672-13-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download