aa08310111a8beff42dc29f68ffbb6de0c26c614d765702d18c39cba894daa34

Analysis

max time kernel
136s
max time network
139s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
02-10-2024 01:30

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General

Target

0842ddd84e2a2d2a135530c6e32dcd2a_JaffaCakes118.exe
Size

849KB
MD5

0842ddd84e2a2d2a135530c6e32dcd2a
SHA1

a7668a05449a09b6cb09b783a62e9ac415919c8b
SHA256

aa08310111a8beff42dc29f68ffbb6de0c26c614d765702d18c39cba894daa34
SHA512

1f9fa30e1d19cfb78461eecd48ef8719d1f77a15b1c0c20483001fb9f0106e37fe19185b002176cb932a547cdc745261b7448ab0095714e71b86abbc2bfb1d06
SSDEEP

24576:APNoNkF5h+UeNIGAq4g01cjwEz2r1CVcXpt:AloyOlZls1AzQ1CVit

Score

7^/10

discovery upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4552	IFinst27.exe

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral2/memory/516-0-0x0000000000400000-0x000000000042B000-memory.dmp	upx
behavioral2/files/0x0008000000023619-3.dat	upx
behavioral2/memory/516-5-0x0000000000400000-0x000000000042B000-memory.dmp	upx
behavioral2/memory/4552-6-0x0000000000400000-0x000000000042B000-memory.dmp	upx

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\IFinst27.exe	0842ddd84e2a2d2a135530c6e32dcd2a_JaffaCakes118.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 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	0842ddd84e2a2d2a135530c6e32dcd2a_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IFinst27.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 516 wrote to memory of 4552	516	0842ddd84e2a2d2a135530c6e32dcd2a_JaffaCakes118.exe	89
PID 516 wrote to memory of 4552	516	0842ddd84e2a2d2a135530c6e32dcd2a_JaffaCakes118.exe	89
PID 516 wrote to memory of 4552	516	0842ddd84e2a2d2a135530c6e32dcd2a_JaffaCakes118.exe	89

C:\Users\Admin\AppData\Local\Temp\0842ddd84e2a2d2a135530c6e32dcd2a_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\0842ddd84e2a2d2a135530c6e32dcd2a_JaffaCakes118.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:516
- C:\Windows\IFinst27.exe
  "C:\Windows\IFinst27.exe" -IC:\Users\Admin\AppData\Local\Temp\0842ddd84e2a2d2a135530c6e32dcd2a_JaffaCakes118.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:4552

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=4216,i,15336851255456239337,16379811035920490645,262144 --variations-seed-version --mojo-platform-channel-handle=4012 /prefetch:8
1⤵
PID:4604

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\IFinst27.exe

Filesize
64KB

MD5
9c17bca3ef837bacded7e4299508e71d

SHA1
253c7e956ad6cb66e0e47e5d9a6a19d78e9c96e0

SHA256
2405e5479aeb7d43d1362969b9c439e5931b8f900f9adfe0faaa986365415193

SHA512
12c1c5dbdf763d6d361b9d412794b0d85b6134843114120b843f30db198a3a211e2c06eadd3ed25271b4cd06a7367df7dafc6b9b33b1bce479f3ad050caeb625

Download Submit
memory/516-0-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/516-5-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download
memory/4552-6-0x0000000000400000-0x000000000042B000-memory.dmp

Filesize
172KB

Download