6287c1d00f8e1777bd47c273c7dea2438321a5147aa0b9d722a8671718701cc0

Analysis

max time kernel
123s
max time network
72s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
02-08-2024 22:24

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General

Target

IDA/til/sparc/sparc.til
Size

731KB
MD5

9b0e0cc3f04204a0ed3d3335e11d1754
SHA1

e26077ff9927b531697d79e2257b70b31df71da9
SHA256

01a5d1052d60ece36d931d454f6a01c7dd27ada35f23f50c5d0eea6b8cd20cdb
SHA512

37ba095be44728ac97528f647418bb6febdaee881718ee244579eb5dfdfcd1846c1303ef3ce924bcc0dd71df44e6f0b94f6343bff188ace7226267502433ce87
SSDEEP

12288:cix60DqNfoXufddqrvxcjwU3AzyaUrkWPQXM98twR8vWRR3wq9NQk10wS:ci5sfoX2gnU3Az8j+MWtwWWRR3w4j1y

Score

3^/10

discovery

Malware Config

Signatures

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 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

Processes:

AcroRd32.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AcroRd32.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AcroRd32.exe

Modifies registry class 9 IoCs

Processes:

rundll32.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\til_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\.til\ = "til_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\til_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\til_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\til_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\til_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\.til	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\til_auto_file\shell\Read\command	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

AcroRd32.exe

pid process

2652 AcroRd32.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

AcroRd32.exe

pid process

2652 AcroRd32.exe
2652 AcroRd32.exe

pid	process
2652	AcroRd32.exe

pid	process
2652	AcroRd32.exe
2652	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 2148 wrote to memory of 2720	2148	cmd.exe	rundll32.exe
PID 2148 wrote to memory of 2720	2148	cmd.exe	rundll32.exe
PID 2148 wrote to memory of 2720	2148	cmd.exe	rundll32.exe
PID 2720 wrote to memory of 2652	2720	rundll32.exe	AcroRd32.exe
PID 2720 wrote to memory of 2652	2720	rundll32.exe	AcroRd32.exe
PID 2720 wrote to memory of 2652	2720	rundll32.exe	AcroRd32.exe
PID 2720 wrote to memory of 2652	2720	rundll32.exe	AcroRd32.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\IDA\til\sparc\sparc.til
1⤵
- Suspicious use of WriteProcessMemory
PID:2148
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\IDA\til\sparc\sparc.til
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2720
- - C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe
    "C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\IDA\til\sparc\sparc.til"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2652

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:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents

Filesize
3KB

MD5
112578c7138f169b3b936fa0d022bb62

SHA1
699f874bbe68d13427e92270b057d7bf5f644f40

SHA256
bd92c9c4ee9ab735131ebb4eb0ad06859b2932399d03696bdb448d9f7baae73e

SHA512
45e088d03915e789bd6776c632d48bdc35f722397ba498b1d3ada6063e73fa9f37692f53258031fb94134c67c47e221c5d543ee871239e4417c35f71cacb8f47

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