890fca4772f0030db3df6afc3e5a062a2b34dea8d3a90f344415ed57467901af

Analysis

max time kernel
150s
max time network
124s
platform
windows7_x64
resource
win7-20240611-en
resource tags

arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system
submitted
03-07-2024 12:58

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General

Target

2272b3b55dbfdcb964b3aabda284c900_JaffaCakes118.exe
Size

836KB
MD5

2272b3b55dbfdcb964b3aabda284c900
SHA1

dcce9b6280ca99911b966f9a4f22c72d915bdbd6
SHA256

890fca4772f0030db3df6afc3e5a062a2b34dea8d3a90f344415ed57467901af
SHA512

2f2fbe650749bbb9b55bb5722b16f48e6b8cb90167fb1b78ec2a411c33d9c4c21061ba54f052ee0d099377311291480c7ca2d84e6ce6445e3e0111bd10dce143
SSDEEP

12288:rbpHYUKy5U1bo9t8DMRSW9vbciUiLuAvOxMt11i27QitjCG:r5sJo6YrFUiyAak11Ltj3

Score

7^/10

persistence upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2216	svchest000.exe

UPX packed file 8 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2440-0-0x0000000000400000-0x0000000000597000-memory.dmp	upx
behavioral1/memory/2440-1-0x0000000000400000-0x0000000000597000-memory.dmp	upx
behavioral1/files/0x0023000000016c2a-8.dat	upx
behavioral1/memory/2216-10-0x0000000000400000-0x0000000000597000-memory.dmp	upx
behavioral1/memory/2216-12-0x0000000000400000-0x0000000000597000-memory.dmp	upx
behavioral1/memory/2216-13-0x0000000000400000-0x0000000000597000-memory.dmp	upx
behavioral1/memory/2440-9-0x00000000027D0000-0x0000000002967000-memory.dmp	upx
behavioral1/memory/2440-15-0x0000000000400000-0x0000000000597000-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Kris = "C:\\Users\\Admin\\AppData\\Local\\Temp\\2272b3b55dbfdcb964b3aabda284c900_JaffaCakes118.exe"	2272b3b55dbfdcb964b3aabda284c900_JaffaCakes118.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
2440	2272b3b55dbfdcb964b3aabda284c900_JaffaCakes118.exe
2216	svchest000.exe

Drops file in Windows directory 4 IoCs

description	ioc	Process
File created	\??\c:\Windows\svchest000.exe	2272b3b55dbfdcb964b3aabda284c900_JaffaCakes118.exe
File opened for modification	\??\c:\Windows\svchest000.exe	2272b3b55dbfdcb964b3aabda284c900_JaffaCakes118.exe
File created	\??\c:\Windows\BJ.exe	2272b3b55dbfdcb964b3aabda284c900_JaffaCakes118.exe
File opened for modification	\??\c:\Windows\BJ.exe	2272b3b55dbfdcb964b3aabda284c900_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2440 wrote to memory of 2216	2440	2272b3b55dbfdcb964b3aabda284c900_JaffaCakes118.exe	28
PID 2440 wrote to memory of 2216	2440	2272b3b55dbfdcb964b3aabda284c900_JaffaCakes118.exe	28
PID 2440 wrote to memory of 2216	2440	2272b3b55dbfdcb964b3aabda284c900_JaffaCakes118.exe	28
PID 2440 wrote to memory of 2216	2440	2272b3b55dbfdcb964b3aabda284c900_JaffaCakes118.exe	28

C:\Users\Admin\AppData\Local\Temp\2272b3b55dbfdcb964b3aabda284c900_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\2272b3b55dbfdcb964b3aabda284c900_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:2440
- \??\c:\Windows\svchest000.exe
  c:\Windows\svchest000.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  PID:2216

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\svchest000.exe

Filesize
836KB

MD5
2272b3b55dbfdcb964b3aabda284c900

SHA1
dcce9b6280ca99911b966f9a4f22c72d915bdbd6

SHA256
890fca4772f0030db3df6afc3e5a062a2b34dea8d3a90f344415ed57467901af

SHA512
2f2fbe650749bbb9b55bb5722b16f48e6b8cb90167fb1b78ec2a411c33d9c4c21061ba54f052ee0d099377311291480c7ca2d84e6ce6445e3e0111bd10dce143

Download Submit
memory/2216-10-0x0000000000400000-0x0000000000597000-memory.dmp

Filesize
1.6MB

Download
memory/2216-12-0x0000000000400000-0x0000000000597000-memory.dmp

Filesize
1.6MB

Download
memory/2216-13-0x0000000000400000-0x0000000000597000-memory.dmp

Filesize
1.6MB

Download
memory/2440-0-0x0000000000400000-0x0000000000597000-memory.dmp

Filesize
1.6MB

Download
memory/2440-1-0x0000000000400000-0x0000000000597000-memory.dmp

Filesize
1.6MB

Download
memory/2440-9-0x00000000027D0000-0x0000000002967000-memory.dmp

Filesize
1.6MB

Download
memory/2440-15-0x0000000000400000-0x0000000000597000-memory.dmp

Filesize
1.6MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads