13f63c65ac270ce6d8f462791b1bb0ca64b8f7000f230b1c2ade64db617c5eac

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
20-05-2024 14:47

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General

Target

SynapseX revamaped V1.3/auth/internal/3132e54eb7c.bin
Size

2B
MD5

f3b25701fe362ec84616a93a45ce9998
SHA1

d62636d8caec13f04e28442a0a6fa1afeb024bbb
SHA256

b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209
SHA512

98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

Score

3^/10

Malware Config

Signatures

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

System Information Discovery
T1082

Modifies registry class 9 IoCs

Processes:

rundll32.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000_CLASSES\.bin	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000_CLASSES\bin_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000_CLASSES\bin_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000_CLASSES\bin_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000_CLASSES\bin_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000_CLASSES\bin_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000_CLASSES\.bin\ = "bin_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3691908287-3775019229-3534252667-1000_CLASSES\bin_auto_file\shell\Read	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

AcroRd32.exe

pid process

2896 AcroRd32.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

AcroRd32.exe

pid process

2896 AcroRd32.exe
2896 AcroRd32.exe

pid	process
2896	AcroRd32.exe

pid	process
2896	AcroRd32.exe
2896	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 1384 wrote to memory of 1452	1384	cmd.exe	rundll32.exe
PID 1384 wrote to memory of 1452	1384	cmd.exe	rundll32.exe
PID 1384 wrote to memory of 1452	1384	cmd.exe	rundll32.exe
PID 1452 wrote to memory of 2896	1452	rundll32.exe	AcroRd32.exe
PID 1452 wrote to memory of 2896	1452	rundll32.exe	AcroRd32.exe
PID 1452 wrote to memory of 2896	1452	rundll32.exe	AcroRd32.exe
PID 1452 wrote to memory of 2896	1452	rundll32.exe	AcroRd32.exe

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\SynapseX revamaped V1.3\auth\internal\3132e54eb7c.bin"
1⤵
- Suspicious use of WriteProcessMemory
PID:1384

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\SynapseX revamaped V1.3\auth\internal\3132e54eb7c.bin
2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1452

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\SynapseX revamaped V1.3\auth\internal\3132e54eb7c.bin"
3⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:2896

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents
Filesize
3KB

MD5
b4cb2f0ebcb8dcb07b23b70e226f0607

SHA1
119e05eda1675734f1d3e886930ad0b1ac7ce8cd

SHA256
ee7bab38725e5809cae435552eef9570de3a484d1b64979fdcf0e0e08d29de75

SHA512
baee2de235030a5dc50c54f9eb2fd1b2f560c1be732ebb16445aa80b287898bfe874e4bc115d51897c5385bdbcd929f9c58d76a8619d6ac7b839108e8ee437bf

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