ef475ae4cfd2d7d842d1a5af0bd4c88a4c241410251ee47afd06ff666b8eba11

Analysis

max time kernel
143s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
18/08/2024, 17:22

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General

Target

a78b99325cfdd5add561ea4b97d0f8d8_JaffaCakes118.exe
Size

385KB
MD5

a78b99325cfdd5add561ea4b97d0f8d8
SHA1

29acd6a6aa7a94b0d7fb294ada7dc3469f4a70b7
SHA256

ef475ae4cfd2d7d842d1a5af0bd4c88a4c241410251ee47afd06ff666b8eba11
SHA512

741de48e318da9897039a3035576826b7bb281da7c5c92fd4286c0c6b08a263524a9086563600b949c75a056e865af2ec8c506e6d714b8d0f6a762409bc4f6b9
SSDEEP

12288:CDE5CSyo+vtSWfsxgYd6Bwv76ai7xdNULQbbleGcD6:CDE5jMUWfsxgwv76d7xn4QXlX4

Score

7^/10

discovery upx

Malware Config

Signatures

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/5072-0-0x0000000000400000-0x0000000000462000-memory.dmp	upx

Drops file in Windows directory 2 IoCs

description	ioc	Process
File created	C:\Windows\Tasks\{BBAEAEAF-1275-40e2-BD6C-BC8F88BD114A}.job	a78b99325cfdd5add561ea4b97d0f8d8_JaffaCakes118.exe
File opened for modification	C:\Windows\Tasks\{BBAEAEAF-1275-40e2-BD6C-BC8F88BD114A}.job	a78b99325cfdd5add561ea4b97d0f8d8_JaffaCakes118.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
33800	5072	WerFault.exe	88

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	a78b99325cfdd5add561ea4b97d0f8d8_JaffaCakes118.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2170637797-568393320-3232933035-1000\Software\Microsoft\Internet Explorer\Main	a78b99325cfdd5add561ea4b97d0f8d8_JaffaCakes118.exe

C:\Users\Admin\AppData\Local\Temp\a78b99325cfdd5add561ea4b97d0f8d8_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\a78b99325cfdd5add561ea4b97d0f8d8_JaffaCakes118.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
PID:5072
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 5072 -s 800
  2⤵
  - Program crash
  PID:33800

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=2712,i,7447299413640964517,4240724842020506306,262144 --variations-seed-version --mojo-platform-channel-handle=3944 /prefetch:8
1⤵
PID:31696

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 5072 -ip 5072
1⤵
PID:33276

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

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

memory/5072-0-0x0000000000400000-0x0000000000462000-memory.dmp

Filesize
392KB

Download
memory/5072-1-0x00000000021B0000-0x00000000021B1000-memory.dmp

Filesize
4KB

Download
memory/5072-4-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/5072-75721-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download
memory/5072-75723-0x0000000000400000-0x0000000000437000-memory.dmp

Filesize
220KB

Download