9dd35be641daf8275c520c7b3608d8ecef84a22d1a412c87c72d9bf4069f35fb

Analysis

max time kernel
125s
max time network
127s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
01/10/2024, 19:14

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General

Target

070f99655b961735f45df81e68bba74e_JaffaCakes118.dll
Size

224KB
MD5

070f99655b961735f45df81e68bba74e
SHA1

00b2bdc4dab1133aaa41b4a9010dc3e0e6813d11
SHA256

9dd35be641daf8275c520c7b3608d8ecef84a22d1a412c87c72d9bf4069f35fb
SHA512

3494a455c99b83b2f75000ad02847b9b1ca0715fbaa0ef0cb65917ac413fd3e4ed00f7e6d405625fff563a215a3b5fcf6456f0c5d5f435905097c0ee4d349547
SSDEEP

6144:YAk17UiuGq+7hNfc1UtYaGoei8fYL1GKKQ+mZ4UyB:YZ1SGqwfsQ9Gn2KQZ4U

Score

5^/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/816-0-0x0000000000400000-0x0000000000459000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3296	816	WerFault.exe	89

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 2692 wrote to memory of 816	2692	rundll32.exe	89
PID 2692 wrote to memory of 816	2692	rundll32.exe	89
PID 2692 wrote to memory of 816	2692	rundll32.exe	89

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\070f99655b961735f45df81e68bba74e_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2692
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\070f99655b961735f45df81e68bba74e_JaffaCakes118.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:816
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 816 -s 568
    3⤵
    - Program crash
    PID:3296

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 816 -ip 816
1⤵
PID:920

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=3960,i,15436195446242760253,4000484513008731869,262144 --variations-seed-version --mojo-platform-channel-handle=1308 /prefetch:8
1⤵
PID:4188

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/816-0-0x0000000000400000-0x0000000000459000-memory.dmp

Filesize
356KB

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memory/816-1-0x00000000011F0000-0x0000000001205000-memory.dmp

Filesize
84KB

Download