f64b686413ecb81843155b86098f99545046464c4c345e06cdc765467ffedf81

Analysis

max time kernel
121s
max time network
123s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
11/05/2024, 01:56

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General

Target

Black Ops 2 Japanese/english/en_common.ff
Size

7KB
MD5

53a15543b00c729442d8248d832492a9
SHA1

2a1538c4e6c8c53c350133f6b1381672124bc1c1
SHA256

9a74de861dbe3452572b5c6bbdab0d4975fce1bb4e3df58c913df49c30e62fdc
SHA512

e41b2e44e5cd49665c839f2b0c3d1ed16537daf924c3c26b45e40b311929f851e6d3722add3a3c1850f019b6181304e972df7798ca1dea7d88d91c398df9151b
SSDEEP

192:LTYUPOu+mYfBA4BKw4kECRQgW70C+BjZ:nYX5BowDECRQRYD

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-1-5-21-268080393-3149932598-1824759070-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\ff_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\.ff	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\ff_auto_file\shell\Read	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\ff_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\ff_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\.ff\ = "ff_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\ff_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000_CLASSES\ff_auto_file\shell\Read\command	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2800	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2800	AcroRd32.exe
2800	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1728 wrote to memory of 2732	1728	cmd.exe	29
PID 1728 wrote to memory of 2732	1728	cmd.exe	29
PID 1728 wrote to memory of 2732	1728	cmd.exe	29
PID 2732 wrote to memory of 2800	2732	rundll32.exe	30
PID 2732 wrote to memory of 2800	2732	rundll32.exe	30
PID 2732 wrote to memory of 2800	2732	rundll32.exe	30
PID 2732 wrote to memory of 2800	2732	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\Black Ops 2 Japanese\english\en_common.ff"
1⤵
- Suspicious use of WriteProcessMemory
PID:1728
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Black Ops 2 Japanese\english\en_common.ff
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2732
- - 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\Black Ops 2 Japanese\english\en_common.ff"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2800

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
0381e0d3a78a0cf487b78b0ce5069876

SHA1
ef6ec8413e5c884862ca07455d4a4ebbd2d0f194

SHA256
0748e9f56be5e95162b5c657eee801f5a203fb63de7c56e41e5d31c56333519b

SHA512
9c29195be73ec4e127de0ae14b1cbb5b88993cd0ae8662296b2a37172eeb8c3bcfe47bac70d02307883f2ee536fc602ffe2e900fce27685770d191c1ebcc8e36

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