ecf81ed9fec100e108a655305c8ef4e4386a575a4e280684c516a91caee79dbd

Analysis

max time kernel
131s
max time network
134s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
09/09/2024, 05:54

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General

Target

d5bfd797bffd0d482122f914b16ea6b0_JaffaCakes118.dll
Size

218KB
MD5

d5bfd797bffd0d482122f914b16ea6b0
SHA1

d56c6dbfce4d9bd30a1375c7c21e058e5fc38743
SHA256

ecf81ed9fec100e108a655305c8ef4e4386a575a4e280684c516a91caee79dbd
SHA512

dfa76bff58300a90ba5059bba8dbcc731676c5e2c91a03bc874c76fa0ed677469daec99073d632120e54e2870e9bd51d566b7efe11b15501d9471dfc9c506d95
SSDEEP

3072:qyKGuljBliR1jjx6p0PnlE43EXU1VtlUxRX/um1onTuwcTfeMUXaCZLns9VCr:qfGu9Bkwpud3E+4BqT10feFXaZ98

Score

7^/10

discovery upx

Malware Config

Signatures

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3308-0-0x0000000000A30000-0x0000000000A89000-memory.dmp	upx
behavioral2/memory/3308-1-0x0000000000A30000-0x0000000000A89000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3648	3308	WerFault.exe	90

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	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3680 wrote to memory of 3308	3680	rundll32.exe	90
PID 3680 wrote to memory of 3308	3680	rundll32.exe	90
PID 3680 wrote to memory of 3308	3680	rundll32.exe	90

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\d5bfd797bffd0d482122f914b16ea6b0_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3680
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\d5bfd797bffd0d482122f914b16ea6b0_JaffaCakes118.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3308
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3308 -s 568
    3⤵
    - Program crash
    PID:3648

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3308 -ip 3308
1⤵
PID:2284

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=4236,i,12198811467968044966,17227406646827438786,262144 --variations-seed-version --mojo-platform-channel-handle=4072 /prefetch:8
1⤵
PID:4120

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

memory/3308-0-0x0000000000A30000-0x0000000000A89000-memory.dmp

Filesize
356KB

Download
memory/3308-1-0x0000000000A30000-0x0000000000A89000-memory.dmp

Filesize
356KB

Download
memory/3308-2-0x0000000000A90000-0x0000000000AA4000-memory.dmp

Filesize
80KB

Download