f6d439b28fcb5f5ba472e3fa3cc133f8067e34c05b1d358a1a61e75696c1dbad

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
15-04-2024 16:20

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General

Target

fabricDynamicRegistry.dat
Size

2KB
MD5

34030d71b2f47726b45d8d4855513845
SHA1

49cbc27d1eb922844ab42f2909f3c762556e55bc
SHA256

a3ec1edc7cbedac1d4ce81d19cd90937ecb2fe10f6938d8430a82bbfd4f62574
SHA512

a908ecee324a06fd1da896f7885611edafc7d37bdfd068a7c27753e44e346395efe0e611398af0added0c9f46d0fc99420d897c81f39934db2f3b2c39da5ff91

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-1-5-21-3627615824-4061627003-3019543961-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\dat_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\.dat	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\.dat\ = "dat_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\dat_auto_file\shell\Read	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\dat_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\dat_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\dat_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3627615824-4061627003-3019543961-1000_CLASSES\dat_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
2592	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2592	AcroRd32.exe
2592	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2968 wrote to memory of 2612	2968	cmd.exe	29
PID 2968 wrote to memory of 2612	2968	cmd.exe	29
PID 2968 wrote to memory of 2612	2968	cmd.exe	29
PID 2612 wrote to memory of 2592	2612	rundll32.exe	30
PID 2612 wrote to memory of 2592	2612	rundll32.exe	30
PID 2612 wrote to memory of 2592	2612	rundll32.exe	30
PID 2612 wrote to memory of 2592	2612	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\fabricDynamicRegistry.dat
1⤵
- Suspicious use of WriteProcessMemory
PID:2968
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\fabricDynamicRegistry.dat
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2612
- - 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\fabricDynamicRegistry.dat"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2592

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

Replay Monitor

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Downloads

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

Filesize
3KB

MD5
1dfda2507cb4525edac6cb6f786830c6

SHA1
a7fe847f2240ba746215bcabf65786efeedd3fc9

SHA256
037b3cc08b2d93f779211c2c59ec68fe406e6105230aaa1d16ea8ae04f72509f

SHA512
11a303f0f3702b9acac7a17ca06bfcce418de82cc18c82d43ecd88d1a8912a9631fd7fd5e897db3a7b921d54dffe785b6ba40db46887d48a8059120b767aa268

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