1e4a15a9eb10e890fd10d0c7c5c8b9f4cbeca7b55b8bf8b68f4394dac6fc11c4

Analysis

max time kernel
94s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
18-09-2024 01:58

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General

Target

e81c068b66b608fbfaed9b06a240e4e8_JaffaCakes118.exe
Size

1.1MB
MD5

e81c068b66b608fbfaed9b06a240e4e8
SHA1

25860152c557a1c24994c015112148c28f2c5128
SHA256

1e4a15a9eb10e890fd10d0c7c5c8b9f4cbeca7b55b8bf8b68f4394dac6fc11c4
SHA512

7e0f12ee46ef8af68af267c6a855d1c83c085c7ffb01631c759dbf2dcacc8dfe51cd88fe0109cb1b55dcdd35e7ed2544aa3f16fc245b13a1f7f6d17122ba8a22
SSDEEP

24576:sgPmaylnAHdMAB+SiIYpknJMXNF+IBYaGt5WPOIsEk0BClCwXY:ZIlpdSiQJMdTBYaNPOIrtsl9Y

Score

7^/10

discovery persistence themida upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4992	dddd.exe

Themida packer 1 IoCs

Detects Themida, an advanced Windows software protection system.

themida

resource	yara_rule
behavioral2/files/0x00070000000234d2-7.dat	themida

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3144-0-0x0000000001000000-0x000000000124BEF1-memory.dmp	upx
behavioral2/memory/3144-1-0x0000000001000000-0x000000000124BEF1-memory.dmp	upx
behavioral2/memory/3144-2-0x0000000001000000-0x000000000124BEF1-memory.dmp	upx
behavioral2/memory/3144-9-0x0000000001000000-0x000000000124BEF1-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\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\""	e81c068b66b608fbfaed9b06a240e4e8_JaffaCakes118.exe

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	e81c068b66b608fbfaed9b06a240e4e8_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dddd.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3144 wrote to memory of 4992	3144	e81c068b66b608fbfaed9b06a240e4e8_JaffaCakes118.exe	82
PID 3144 wrote to memory of 4992	3144	e81c068b66b608fbfaed9b06a240e4e8_JaffaCakes118.exe	82
PID 3144 wrote to memory of 4992	3144	e81c068b66b608fbfaed9b06a240e4e8_JaffaCakes118.exe	82

C:\Users\Admin\AppData\Local\Temp\e81c068b66b608fbfaed9b06a240e4e8_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e81c068b66b608fbfaed9b06a240e4e8_JaffaCakes118.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3144
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dddd.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dddd.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:4992

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

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dddd.exe

Filesize
1.1MB

MD5
14e3a6abe39828d0d9cd7b5fd87d8cb4

SHA1
bf944a35415a2fe35bed6f9fc77944716b4e0b54

SHA256
4e66ddea6476a0c8a674e6883bd5cc74bcd2d6a7711e19bfbedfdd49a44276db

SHA512
fe8cd559d7cf471b895ae6a7a68f43d099342aecaa15933c0a2bcb73077281d74d9b39bf9933c36878a8c22fbdd26e95a5d7b5976d7b40628ff07ba165d98f06

Download Submit
memory/3144-0-0x0000000001000000-0x000000000124BEF1-memory.dmp

Filesize
2.3MB

Download
memory/3144-1-0x0000000001000000-0x000000000124BEF1-memory.dmp

Filesize
2.3MB

Download
memory/3144-2-0x0000000001000000-0x000000000124BEF1-memory.dmp

Filesize
2.3MB

Download
memory/3144-3-0x0000000001001000-0x000000000100B000-memory.dmp

Filesize
40KB

Download
memory/3144-9-0x0000000001000000-0x000000000124BEF1-memory.dmp

Filesize
2.3MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads