36af16f1951a6edc1cbcd5a15c4bc1a68b2ce829a632e5ff2f37cf2167eac659

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
09-08-2024 11:30

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General

Target

De4dot [Modded ArmDot]/AssemblyServer-CLR20.exe
Size

5KB
MD5

c0bb148fe70f58a3fe5bc59b9fb75011
SHA1

8b893ec93ec57e0797715658b7eedf6fab7c0ec8
SHA256

db0e50089cf8b71e660bcdcdff7dde554f77ecbeb9469cd75bb1764bcedcd8b2
SHA512

88d1f50caecafcd803747643182bf9f8458fe8beff896544cae7c8a7ba97812772c1d1bb8de2ce9d71b943b31ef13715e94a9d332798689cc7986f26b951224e
SSDEEP

48:6C1FdJYL4jgDMPtPORGrlv7TpKKWMACCVCGpfbNtm:BBJ7jg2txHvRYUIzNt

Score

3^/10

discovery

Malware Config

Signatures

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	AssemblyServer-CLR20.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dw20.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1612	dw20.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1800 wrote to memory of 1612	1800	AssemblyServer-CLR20.exe	29
PID 1800 wrote to memory of 1612	1800	AssemblyServer-CLR20.exe	29
PID 1800 wrote to memory of 1612	1800	AssemblyServer-CLR20.exe	29
PID 1800 wrote to memory of 1612	1800	AssemblyServer-CLR20.exe	29

C:\Users\Admin\AppData\Local\Temp\De4dot [Modded ArmDot]\AssemblyServer-CLR20.exe
"C:\Users\Admin\AppData\Local\Temp\De4dot [Modded ArmDot]\AssemblyServer-CLR20.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1800
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exe
  dw20.exe -x -s 384
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: GetForegroundWindowSpam
  PID:1612

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1612-3-0x0000000002870000-0x0000000002871000-memory.dmp

Filesize
4KB

Download
memory/1800-0-0x00000000748D1000-0x00000000748D2000-memory.dmp

Filesize
4KB

Download
memory/1800-1-0x00000000748D0000-0x0000000074E7B000-memory.dmp

Filesize
5.7MB

Download
memory/1800-2-0x00000000748D0000-0x0000000074E7B000-memory.dmp

Filesize
5.7MB

Download
memory/1800-4-0x00000000748D0000-0x0000000074E7B000-memory.dmp

Filesize
5.7MB

Download