b2aae5ebb2806b4cabf0942deda8ac8830565f2d351c919cb57e765a3d343a9f

Analysis

max time kernel
96s
max time network
99s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
19/11/2024, 13:25

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General

Target

b2aae5ebb2806b4cabf0942deda8ac8830565f2d351c919cb57e765a3d343a9f.exe
Size

20KB
MD5

498cb976e2e2d5db234c000ae6271914
SHA1

c21327bf0557e175f928dce1adb13ad915dbca72
SHA256

b2aae5ebb2806b4cabf0942deda8ac8830565f2d351c919cb57e765a3d343a9f
SHA512

09afcf45f18aa9da67e2a1edc94365087db63047f1b44123fb9001cd65fb1e42fed6bceafba170318b33a37f13b34c54ac17d9781de849657c08aa6f26701bb5
SSDEEP

384:9te/tfF1NNK0QA27q0YCeDad8uWXrgM3hBpkuKYCOMqLxgH5NkNU/O7r:y5nNMxT3nd83TBjKtOMMxIN+0O7r

Score

7^/10

discovery

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Control Panel\International\Geo\Nation	b2aae5ebb2806b4cabf0942deda8ac8830565f2d351c919cb57e765a3d343a9f.exe

Executes dropped EXE 1 IoCs

pid	Process
1136	i11r54n4.exe

Drops file in System32 directory 8 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\i11r54n4.exe	b2aae5ebb2806b4cabf0942deda8ac8830565f2d351c919cb57e765a3d343a9f.exe
File opened for modification	C:\Windows\SysWOW64\go154o.exe	b2aae5ebb2806b4cabf0942deda8ac8830565f2d351c919cb57e765a3d343a9f.exe
File opened for modification	C:\Windows\SysWOW64\i1i5n1j4.exe	b2aae5ebb2806b4cabf0942deda8ac8830565f2d351c919cb57e765a3d343a9f.exe
File created	C:\Windows\SysWOW64\i11r54n4.exe	b2aae5ebb2806b4cabf0942deda8ac8830565f2d351c919cb57e765a3d343a9f.exe
File opened for modification	C:\Windows\SysWOW64\i11r54n4.exe	i11r54n4.exe
File opened for modification	C:\Windows\SysWOW64\go154o.exe	i11r54n4.exe
File opened for modification	C:\Windows\SysWOW64\i1i5n1j4.exe	i11r54n4.exe
File created	C:\Windows\SysWOW64\i11r54n4.exe	i11r54n4.exe

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 2 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	b2aae5ebb2806b4cabf0942deda8ac8830565f2d351c919cb57e765a3d343a9f.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	i11r54n4.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1684	b2aae5ebb2806b4cabf0942deda8ac8830565f2d351c919cb57e765a3d343a9f.exe
1136	i11r54n4.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1684 wrote to memory of 1136	1684	b2aae5ebb2806b4cabf0942deda8ac8830565f2d351c919cb57e765a3d343a9f.exe	83
PID 1684 wrote to memory of 1136	1684	b2aae5ebb2806b4cabf0942deda8ac8830565f2d351c919cb57e765a3d343a9f.exe	83
PID 1684 wrote to memory of 1136	1684	b2aae5ebb2806b4cabf0942deda8ac8830565f2d351c919cb57e765a3d343a9f.exe	83

C:\Users\Admin\AppData\Local\Temp\b2aae5ebb2806b4cabf0942deda8ac8830565f2d351c919cb57e765a3d343a9f.exe
"C:\Users\Admin\AppData\Local\Temp\b2aae5ebb2806b4cabf0942deda8ac8830565f2d351c919cb57e765a3d343a9f.exe"
1⤵
- Checks computer location settings
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:1684
- C:\Windows\SysWOW64\i11r54n4.exe
  "C:\Windows\system32\i11r54n4.exe"
  2⤵
  - Executes dropped EXE
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of FindShellTrayWindow
  PID:1136

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

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:\Windows\SysWOW64\i11r54n4.exe

Filesize
20KB

MD5
498cb976e2e2d5db234c000ae6271914

SHA1
c21327bf0557e175f928dce1adb13ad915dbca72

SHA256
b2aae5ebb2806b4cabf0942deda8ac8830565f2d351c919cb57e765a3d343a9f

SHA512
09afcf45f18aa9da67e2a1edc94365087db63047f1b44123fb9001cd65fb1e42fed6bceafba170318b33a37f13b34c54ac17d9781de849657c08aa6f26701bb5

Download Submit
memory/1136-9-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/1684-7-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download