a46444b9122f1f6b4a7b004d25add27e0990594a7613b8067074d55afa13f1c9

Analysis

max time kernel
140s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
16-10-2024 05:19

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

bluemaintenance`/bluemaintenance`.exe
Size

1.2MB
MD5

a5cd8b932faf92e4b803614f86bec0b7
SHA1

ce444152b967a2bd67a32671424d7b6ed87d1025
SHA256

86304b458edfacda0d8b640b232c17bf69647cca2596a91416f202f66b9e6cbd
SHA512

956d9674a7a262de61ab5836f70d7a623f005fb8cba50296dbdb1ff70045f0b90a410107a697190de029ff6828680d95529191eb20a050617270c2789b2c7542
SSDEEP

24576:1G07HUw9ZbnJFx+Dp2micGd+AEPFmPquiOIe:1G0wM+Ami1dZAFmP9I

Score

5^/10

discovery

Malware Config

Signatures

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1956 set thread context of 3200	1956	bluemaintenance`.exe	103

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	bluemaintenance`.exe

Suspicious behavior: EnumeratesProcesses 19 IoCs

pid	Process
1956	bluemaintenance`.exe
1956	bluemaintenance`.exe
1956	bluemaintenance`.exe
1956	bluemaintenance`.exe
1956	bluemaintenance`.exe
3200	AddInProcess32.exe
3200	AddInProcess32.exe
3200	AddInProcess32.exe
3200	AddInProcess32.exe
3200	AddInProcess32.exe
3200	AddInProcess32.exe
3200	AddInProcess32.exe
3200	AddInProcess32.exe
3200	AddInProcess32.exe
3200	AddInProcess32.exe
3200	AddInProcess32.exe
3200	AddInProcess32.exe
3200	AddInProcess32.exe
3200	AddInProcess32.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1956	bluemaintenance`.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1956 wrote to memory of 1688	1956	bluemaintenance`.exe	102
PID 1956 wrote to memory of 1688	1956	bluemaintenance`.exe	102
PID 1956 wrote to memory of 1688	1956	bluemaintenance`.exe	102
PID 1956 wrote to memory of 1688	1956	bluemaintenance`.exe	102
PID 1956 wrote to memory of 1688	1956	bluemaintenance`.exe	102
PID 1956 wrote to memory of 1688	1956	bluemaintenance`.exe	102
PID 1956 wrote to memory of 3200	1956	bluemaintenance`.exe	103
PID 1956 wrote to memory of 3200	1956	bluemaintenance`.exe	103
PID 1956 wrote to memory of 3200	1956	bluemaintenance`.exe	103
PID 1956 wrote to memory of 3200	1956	bluemaintenance`.exe	103
PID 1956 wrote to memory of 3200	1956	bluemaintenance`.exe	103
PID 1956 wrote to memory of 3200	1956	bluemaintenance`.exe	103

C:\Users\Admin\AppData\Local\Temp\bluemaintenance`\bluemaintenance`.exe
"C:\Users\Admin\AppData\Local\Temp\bluemaintenance`\bluemaintenance`.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1956
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"
  2⤵
  PID:1688
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe"
  2⤵
  - Suspicious behavior: EnumeratesProcesses
  PID:3200

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

Loading Replay Monitor...

Downloads

memory/1956-8-0x0000000074F10000-0x00000000756C0000-memory.dmp

Filesize
7.7MB

Download
memory/1956-6-0x0000000005CA0000-0x0000000006244000-memory.dmp

Filesize
5.6MB

Download
memory/1956-2-0x00000000053B0000-0x0000000005442000-memory.dmp

Filesize
584KB

Download
memory/1956-3-0x00000000054A0000-0x000000000553C000-memory.dmp

Filesize
624KB

Download
memory/1956-0-0x0000000074F1E000-0x0000000074F1F000-memory.dmp

Filesize
4KB

Download
memory/1956-5-0x0000000005540000-0x00000000055DE000-memory.dmp

Filesize
632KB

Download
memory/1956-1-0x0000000000D60000-0x0000000000E98000-memory.dmp

Filesize
1.2MB

Download
memory/1956-7-0x0000000005780000-0x000000000578A000-memory.dmp

Filesize
40KB

Download
memory/1956-4-0x0000000074F10000-0x00000000756C0000-memory.dmp

Filesize
7.7MB

Download
memory/1956-9-0x0000000074F1E000-0x0000000074F1F000-memory.dmp

Filesize
4KB

Download
memory/1956-10-0x0000000074F10000-0x00000000756C0000-memory.dmp

Filesize
7.7MB

Download
memory/1956-11-0x0000000006BB0000-0x0000000006BCA000-memory.dmp

Filesize
104KB

Download
memory/1956-12-0x0000000006880000-0x0000000006886000-memory.dmp

Filesize
24KB

Download
memory/1956-15-0x0000000074F10000-0x00000000756C0000-memory.dmp

Filesize
7.7MB

Download
memory/3200-13-0x0000000000400000-0x0000000000446000-memory.dmp

Filesize
280KB

Download
memory/3200-16-0x00000000017C0000-0x0000000001B0A000-memory.dmp

Filesize
3.3MB

Download