806c5825ec60588194e240300ddb315db77231979cab900130e7217812aae1f1

Analysis

max time kernel
150s
max time network
33s
platform
windows7_x64
resource
win7-20230705-en
resource tags

arch:x64arch:x86image:win7-20230705-enlocale:en-usos:windows7-x64system
submitted
12-07-2023 12:23

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General

Target

FqLJhTRjp228.bin
Size

481KB
MD5

813836013a45aeb5eac08200cf0e6b5d
SHA1

433dce9ee77e43976848f32e09656695eed5a7b6
SHA256

806c5825ec60588194e240300ddb315db77231979cab900130e7217812aae1f1
SHA512

424cd887ee25d0ae0033dc36c24cc83aa3c2cc5b9e98013ed6246ce9e27ed253758fed1122404cd6c9c102df3e8f54cc1e291036c785fcb08e34caf44d6a8249
SSDEEP

12288:ilQ2wBXz3QhQVhRtbgU8YcnsO9khs90sILj:iefQhQPTbgZYcJk0LM

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-1-5-21-511725148-388773979-2853099937-1000_CLASSES\bin_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-511725148-388773979-2853099937-1000_CLASSES\bin_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-511725148-388773979-2853099937-1000_CLASSES\bin_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-511725148-388773979-2853099937-1000_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-1-5-21-511725148-388773979-2853099937-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-511725148-388773979-2853099937-1000_CLASSES\.bin	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-511725148-388773979-2853099937-1000_CLASSES\.bin\ = "bin_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-511725148-388773979-2853099937-1000_CLASSES\bin_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-511725148-388773979-2853099937-1000_CLASSES\bin_auto_file\shell\Read\command	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

AcroRd32.exe

pid	Process
2076	AcroRd32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

AcroRd32.exe

pid	Process
2076	AcroRd32.exe
2076	AcroRd32.exe
2076	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	Process	procid_target
PID 2988 wrote to memory of 1640	2988	cmd.exe	29
PID 2988 wrote to memory of 1640	2988	cmd.exe	29
PID 2988 wrote to memory of 1640	2988	cmd.exe	29
PID 1640 wrote to memory of 2076	1640	rundll32.exe	30
PID 1640 wrote to memory of 2076	1640	rundll32.exe	30
PID 1640 wrote to memory of 2076	1640	rundll32.exe	30
PID 1640 wrote to memory of 2076	1640	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\FqLJhTRjp228.bin
1⤵
- Suspicious use of WriteProcessMemory
PID:2988
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\FqLJhTRjp228.bin
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:1640
- - 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\FqLJhTRjp228.bin"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2076

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
3KB

MD5
e1b1b56c3b096e09c848c00b148a7e96

SHA1
2e3930ed7c8b9f20f3c78158741de003a5302393

SHA256
8ac982fbcece6023618b44ba8e07628ba8e3228945c99b6523eb8cdddfd06685

SHA512
f82d87a1ee30807985b084927c6e582bc8316febff0b2fd01aeeea584254cd2b67b664c83a4af1fc381aad791712396bafc6cdad706eb87bd3c50811e5ed4f49

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