13f63c65ac270ce6d8f462791b1bb0ca64b8f7000f230b1c2ade64db617c5eac

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240220-en
resource tags

arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
submitted
27-05-2024 17:59

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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

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\bin_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\.bin	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\bin_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\bin_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\.bin\ = "bin_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\bin_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\bin_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\bin_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2588	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2588	AcroRd32.exe
2588	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1696 wrote to memory of 1060	1696	cmd.exe	29
PID 1696 wrote to memory of 1060	1696	cmd.exe	29
PID 1696 wrote to memory of 1060	1696	cmd.exe	29
PID 1060 wrote to memory of 2588	1060	rundll32.exe	30
PID 1060 wrote to memory of 2588	1060	rundll32.exe	30
PID 1060 wrote to memory of 2588	1060	rundll32.exe	30
PID 1060 wrote to memory of 2588	1060	rundll32.exe	30

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:1696
- 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:1060
- - 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:2588

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

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
98630b85504b4a7344b6f4daa82d4cfe

SHA1
ec3e0f65aae99162f1a8593dcb23eda40cecbbea

SHA256
43d8f2fe6b3fa25b13ee915be2248dcf130124a79082b313b0618dc8bd36550a

SHA512
a729d78c88d698eb7c0ac08cdb8560fdb8650ace1604a9e4f5d7cf2e55cfd469db4daf8bab8e02b3ff60592ee22a36f8d6e8bfc9805e89dea4dee972db04d9d0

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