62e271d0b02f208a23f5d6ffd2b75a990038765d9965d6a56c80c3e7c3ac00cf

Analysis

max time kernel
17s
max time network
19s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
08/07/2024, 20:09

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General

Target

2da635d43459f79bd4ef79318284e3fc_JaffaCakes118.dll
Size

805KB
MD5

2da635d43459f79bd4ef79318284e3fc
SHA1

39318dd28fa4e2a7a5857000251dea6688485ef8
SHA256

62e271d0b02f208a23f5d6ffd2b75a990038765d9965d6a56c80c3e7c3ac00cf
SHA512

6e5bddc9a85d6f107e3035246b5ebe5afb6dee7374b30442addbae667d00ed5f1399efd19711d48287682e85028a1c6b14920e79df0d4367853966a4d33b870d
SSDEEP

12288:us7PZMQhtCUyK2TK7kYFm3Z6xBRQeyyGC14yYm48t8rcYhI/JPK9JKOqLBZ9:ZPZFtCUaTU1OQ5y21xAccI/ecOe

Score

9^/10

evasion

Malware Config

Signatures

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	regsvr32.exe

Checks BIOS information in registry 2 TTPs 1 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	regsvr32.exe

Identifies Wine through registry keys 2 TTPs 1 IoCs

Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000\Software\Wine	regsvr32.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
2232	regsvr32.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2232	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1596 wrote to memory of 2232	1596	regsvr32.exe	29
PID 1596 wrote to memory of 2232	1596	regsvr32.exe	29
PID 1596 wrote to memory of 2232	1596	regsvr32.exe	29
PID 1596 wrote to memory of 2232	1596	regsvr32.exe	29
PID 1596 wrote to memory of 2232	1596	regsvr32.exe	29
PID 1596 wrote to memory of 2232	1596	regsvr32.exe	29
PID 1596 wrote to memory of 2232	1596	regsvr32.exe	29

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\2da635d43459f79bd4ef79318284e3fc_JaffaCakes118.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:1596
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\2da635d43459f79bd4ef79318284e3fc_JaffaCakes118.dll
  2⤵
  - Identifies VirtualBox via ACPI registry values (likely anti-VM)
  - Checks BIOS information in registry
  - Identifies Wine through registry keys
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - Suspicious behavior: EnumeratesProcesses
  PID:2232

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2232-0-0x00000000023D0000-0x0000000002596000-memory.dmp

Filesize
1.8MB

Download
memory/2232-1-0x00000000023D1000-0x00000000023E4000-memory.dmp

Filesize
76KB

Download
memory/2232-2-0x0000000003960000-0x0000000003B26000-memory.dmp

Filesize
1.8MB

Download
memory/2232-6-0x00000000023D0000-0x0000000002596000-memory.dmp

Filesize
1.8MB

Download
memory/2232-3-0x00000000023D0000-0x0000000002596000-memory.dmp

Filesize
1.8MB

Download