76c0fea917bcfdec6d57d1f4efc89dea7eadc6f2d02cfd0c3bef0f68284b1c7d

Analysis

max time kernel
120s
max time network
124s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
01/09/2024, 15:33

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General

Target

me/vagdedes/spartan/a/a/a.class
Size

11KB
MD5

c478606992fb42634abb0af873cdbe5e
SHA1

9932d3bbc66b2ae9099305677d109b1ddba020cf
SHA256

4b425c430f4cfdb1122d8944d4a59ddf1addddf5f6c4d5c16afd7d5774d162ee
SHA512

eff05a1668d5499253eb099e29626398d1b38777f933f6b18f0118ece18b10f9203304f016bf0a7fe57bd8b5492f73ee4bcd568c5f4d6554b8e7f7df3978e1d7
SSDEEP

192:9cLDEl7iY9EqgUEhoJulzv0oiWas9zthI+zs:9B59EJUeoJuzz5s

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
Set value (str)	\REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000_CLASSES\class_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000_CLASSES\class_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000_CLASSES\class_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000_CLASSES\.class	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000_CLASSES\.class\ = "class_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000_CLASSES\class_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000_CLASSES\class_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1385883288-3042840365-2734249351-1000_CLASSES\class_auto_file\shell\Read\command	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2900	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2900	AcroRd32.exe
2900	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2400 wrote to memory of 2248	2400	cmd.exe	31
PID 2400 wrote to memory of 2248	2400	cmd.exe	31
PID 2400 wrote to memory of 2248	2400	cmd.exe	31
PID 2248 wrote to memory of 2900	2248	rundll32.exe	32
PID 2248 wrote to memory of 2900	2248	rundll32.exe	32
PID 2248 wrote to memory of 2900	2248	rundll32.exe	32
PID 2248 wrote to memory of 2900	2248	rundll32.exe	32

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\me\vagdedes\spartan\a\a\a.class
1⤵
- Suspicious use of WriteProcessMemory
PID:2400
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\me\vagdedes\spartan\a\a\a.class
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2248
- - 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\me\vagdedes\spartan\a\a\a.class"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2900

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
bc6f373cf3184e7dff731987c632f300

SHA1
a38e68ac1b8c9841dbb5c536a6e466f823de7db1

SHA256
3e55b8b0cd94b40ad50a8244ab34caf584416049293a9e229f152f044e298bda

SHA512
ab540855fa32dddb0ecd58595b376ca1355e0aff25729e7d61fefd2fcfb370eb1800a22922c9299edb6d48d2d416e5402c36016b782ce61f0af2e368bcc4e4e3

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