0aa3a8f7bd8f94484b0435e72e292744161b0707186f94845b7b6b54ac8f874d

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240220-en
resource tags

arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
submitted
07-05-2024 04:28

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General

Target

TT ViewBot v2.0/README.md
Size

1KB
MD5

a7a864f27133423e30394af410cb4782
SHA1

b8d68d24ac5f3e77ded17db50a0da503f052ddcb
SHA256

04ac4efd3bba8ac958cd3a73fef70715703c62f8deb962d12b13249c7b2ae3f6
SHA512

3948d046f0d49116a2112f229cb273a91cfd217b9b5aefe9eec5a5954bf5377be4cb05984b1313a3ea4deb847084ed84f2fb3f987dc14e1752b85088e8c1ba50

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\md_auto_file\shell\Read\command	rundll32.exe
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\md_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\md_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\md_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\.md	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\.md\ = "md_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\md_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\md_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
2128	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2128	AcroRd32.exe
2128	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2084 wrote to memory of 2652	2084	cmd.exe	29
PID 2084 wrote to memory of 2652	2084	cmd.exe	29
PID 2084 wrote to memory of 2652	2084	cmd.exe	29
PID 2652 wrote to memory of 2128	2652	rundll32.exe	30
PID 2652 wrote to memory of 2128	2652	rundll32.exe	30
PID 2652 wrote to memory of 2128	2652	rundll32.exe	30
PID 2652 wrote to memory of 2128	2652	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\TT ViewBot v2.0\README.md"
1⤵
- Suspicious use of WriteProcessMemory
PID:2084
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\TT ViewBot v2.0\README.md
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2652
- - 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\TT ViewBot v2.0\README.md"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2128

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
c6058e6858556570433783f4fe36d15a

SHA1
51eb778b58b5cdcc3af66f2e968db4c9d2901581

SHA256
c78e998bbd1df83ea2984e4600d6875d857f6cca7aab58c1419a8cb85f029605

SHA512
1be5463bf217cc545bc207d12f8f426bf8e793a3dd044ab1edf9aaeaf2cf44d4e10861db985b3d4584b28edd68f9e3aa151be9e28ede33b1d08f5fac041029ce

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