9e071b0e06143633463b14377fd3b77cb62b5be95a0c236dcef54e5325447402

Analysis

max time kernel
118s
max time network
120s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
07-12-2024 01:27

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General

Target

skystealer-main/builder/util/writeconfig.py
Size

555B
MD5

2b14c9284e5337eb2af6359827b523e9
SHA1

74f35cae83f8830c181240d945c94c162160c331
SHA256

eb1007f66f1c665f2a05156e78df47b7386736c9cdc272dbcc114ab3291029f7
SHA512

264399eb65d810e47bdd85a4cea943ab06937f44cf6510b71f4202cc745d49b3087b369a64d34e9db5e16365defbfd8a45336b0fbd0dba1d3e1972093be94dec

Score

3^/10

discovery

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AcroRd32.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2039016743-699959520-214465309-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2860	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2860	AcroRd32.exe
2860	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 388 wrote to memory of 2252	388	cmd.exe	32
PID 388 wrote to memory of 2252	388	cmd.exe	32
PID 388 wrote to memory of 2252	388	cmd.exe	32
PID 2252 wrote to memory of 2860	2252	rundll32.exe	33
PID 2252 wrote to memory of 2860	2252	rundll32.exe	33
PID 2252 wrote to memory of 2860	2252	rundll32.exe	33
PID 2252 wrote to memory of 2860	2252	rundll32.exe	33

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\skystealer-main\builder\util\writeconfig.py
1⤵
- Suspicious use of WriteProcessMemory
PID:388
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\skystealer-main\builder\util\writeconfig.py
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2252
- - 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\skystealer-main\builder\util\writeconfig.py"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2860

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

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
e8f3735c02d0d63d4cec0de30fb32137

SHA1
e041b0637917e35fbfc34f156de3b641c41ceb73

SHA256
f45d2ac9af43b280f0ac946616ae22fa526fc965b4000407213225a1a9a46a0f

SHA512
8ab61852a52a8e3ed1008f8a37a799427407a91d552df3e2e97942ddc60b31e04e910159bb3999f9114f41d2c10a6c29fb549dcfbf0f0ef899279aad2d7f7fae

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