15f5346f636fa7879882f23611d46da7d7fab3e03cf75366f8721fe54804f8fd

Analysis

max time kernel
102s
max time network
18s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
03/09/2024, 22:46

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General

Target

empyrean-main/src/components/browsers.py
Size

11KB
MD5

720067bf62202ab20bd0bdce2404b294
SHA1

7c60970fd79957309b84b4265671ee7ebe7161c0
SHA256

38ddcdaa3f2ac2bbac94d7b34cc708449aec108fd2065f3555053e8916544b77
SHA512

20f10bd12ecac1f3197b7611a4911ce7f232a16432b465bc5346dd1e5c288de56042c6144104d54bc2ee53acc0bf9c98d2baf972a4b4b9aa9ce655080462f0e8
SSDEEP

192:Yo1etBr/e8k03E5YYul25ZXIbHYsq5w/wVbPRfwmbd5NcbtU03vbt2w79G+R5:gzEhFsq5w/wPfwCN903Uw73R5

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 9 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000_CLASSES\py_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000_CLASSES\.py	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000_CLASSES\py_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000_CLASSES\py_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000_CLASSES\py_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000_CLASSES\.py\ = "py_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000_CLASSES\py_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000_CLASSES\py_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
2884	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2884	AcroRd32.exe
2884	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2528 wrote to memory of 2824	2528	cmd.exe	30
PID 2528 wrote to memory of 2824	2528	cmd.exe	30
PID 2528 wrote to memory of 2824	2528	cmd.exe	30
PID 2824 wrote to memory of 2884	2824	rundll32.exe	31
PID 2824 wrote to memory of 2884	2824	rundll32.exe	31
PID 2824 wrote to memory of 2884	2824	rundll32.exe	31
PID 2824 wrote to memory of 2884	2824	rundll32.exe	31

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\empyrean-main\src\components\browsers.py
1⤵
- Suspicious use of WriteProcessMemory
PID:2528
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\empyrean-main\src\components\browsers.py
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2824
- - 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\empyrean-main\src\components\browsers.py"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2884

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

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Downloads

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

Filesize
3KB

MD5
cccdd5c9225e147b2557589ac767efa8

SHA1
65b460ec106ad71491fe9f8ef93e058f30c37936

SHA256
274de45891f1e507a6ecc4b8e212210cdc405004ce7807d841e168013a700ff3

SHA512
7ad8fdedaf74d2f0f94b0252550e12fc5e88878ddf586adaa37f99f896f5fbeca425e26a5610f1fb59d36fdd21975856b650bd4606e1f0e56ea50ebd16a83362

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