d9dbfbc8294cbf6a32d43413ed328594ee058d7356c26eb5cd196f9f4867c078

Analysis

max time kernel
94s
max time network
143s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
25-09-2024 19:52

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General

Target

66ed86be077bb_12.exe
Size

10.3MB
MD5

489f9c4fc0afa8d1be37bc5e2f57833b
SHA1

c2bac602a73c19b345b64e0b7cf2f837be307b61
SHA256

d9dbfbc8294cbf6a32d43413ed328594ee058d7356c26eb5cd196f9f4867c078
SHA512

7f43d972f58a025d09143c57351221fe7b10c1756a0c5578ac42698c21ea05986d4bbc0c7ff4be339c2d0930b505e4f4dda53c0800d84b059a21be938adb678e
SSDEEP

196608:I7A71NIOC732QZMymBHd+3WGeFdJJMGHPP/CPZ5za/+qKcDxNY5fv7RFHnTKm:IA5NIOC73RdmB9+ReFV/m5zQAfHHTF

Score

6^/10

discovery

Malware Config

Signatures

Looks up external IP address via web service 4 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

35 api64.ipify.org
36 api64.ipify.org
40 ipinfo.io
41 ipinfo.io
Suspicious use of SetThreadContext 1 IoCs

Processes:

66ed86be077bb_12.exe

description pid process target process

PID 4488 set thread context of 2384 4488 66ed86be077bb_12.exe RegAsm.exe

flow	ioc
35	api64.ipify.org
36	api64.ipify.org
40	ipinfo.io
41	ipinfo.io

description	pid	process	target process
PID 4488 set thread context of 2384	4488	66ed86be077bb_12.exe	RegAsm.exe

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

Processes:

RegAsm.exe66ed86be077bb_12.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegAsm.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	66ed86be077bb_12.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

66ed86be077bb_12.exe

description pid process

Token: SeDebugPrivilege 4488 66ed86be077bb_12.exe

description	pid	process
Token: SeDebugPrivilege	4488	66ed86be077bb_12.exe

Suspicious use of WriteProcessMemory 10 IoCs

Processes:

66ed86be077bb_12.exe

description	pid	process	target process
PID 4488 wrote to memory of 2384	4488	66ed86be077bb_12.exe	RegAsm.exe
PID 4488 wrote to memory of 2384	4488	66ed86be077bb_12.exe	RegAsm.exe
PID 4488 wrote to memory of 2384	4488	66ed86be077bb_12.exe	RegAsm.exe
PID 4488 wrote to memory of 2384	4488	66ed86be077bb_12.exe	RegAsm.exe
PID 4488 wrote to memory of 2384	4488	66ed86be077bb_12.exe	RegAsm.exe
PID 4488 wrote to memory of 2384	4488	66ed86be077bb_12.exe	RegAsm.exe
PID 4488 wrote to memory of 2384	4488	66ed86be077bb_12.exe	RegAsm.exe
PID 4488 wrote to memory of 2384	4488	66ed86be077bb_12.exe	RegAsm.exe
PID 4488 wrote to memory of 2384	4488	66ed86be077bb_12.exe	RegAsm.exe
PID 4488 wrote to memory of 2384	4488	66ed86be077bb_12.exe	RegAsm.exe

C:\Users\Admin\AppData\Local\Temp\66ed86be077bb_12.exe
"C:\Users\Admin\AppData\Local\Temp\66ed86be077bb_12.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4488
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2384

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/2384-9-0x0000000000400000-0x00000000005E1000-memory.dmp

Filesize
1.9MB

Download
memory/2384-13-0x0000000000400000-0x00000000005E1000-memory.dmp

Filesize
1.9MB

Download
memory/2384-15-0x0000000000400000-0x00000000005E1000-memory.dmp

Filesize
1.9MB

Download
memory/2384-12-0x0000000000400000-0x00000000005E1000-memory.dmp

Filesize
1.9MB

Download
memory/4488-3-0x0000000074470000-0x0000000074C20000-memory.dmp

Filesize
7.7MB

Download
memory/4488-5-0x0000000074470000-0x0000000074C20000-memory.dmp

Filesize
7.7MB

Download
memory/4488-6-0x00000000059F0000-0x0000000005C92000-memory.dmp

Filesize
2.6MB

Download
memory/4488-7-0x0000000006DC0000-0x0000000007056000-memory.dmp

Filesize
2.6MB

Download
memory/4488-8-0x0000000005550000-0x0000000005572000-memory.dmp

Filesize
136KB

Download
memory/4488-4-0x000000007447E000-0x000000007447F000-memory.dmp

Filesize
4KB

Download
memory/4488-0-0x000000007447E000-0x000000007447F000-memory.dmp

Filesize
4KB

Download
memory/4488-2-0x0000000005590000-0x000000000562C000-memory.dmp

Filesize
624KB

Download
memory/4488-1-0x00000000001A0000-0x0000000000BE6000-memory.dmp

Filesize
10.3MB

Download
memory/4488-11-0x0000000074470000-0x0000000074C20000-memory.dmp

Filesize
7.7MB

Download