7851e924f810dab1284813a043f4e41f52306cb919085f0afc3a17b32c7da450

Resubmissions

25/08/2024, 22:59

240825-2yjmeasakk 7

25/08/2024, 22:53

240825-2t8qqs1gmp 7

Analysis

max time kernel
119s
max time network
126s
platform
windows10-1703_x64
resource
win10-20240404-en
resource tags

arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
submitted
25/08/2024, 22:59

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General

Target

BootstrapperSolara.exe
Size

961KB
MD5

fa965ef7dad222010cb3185768dddf72
SHA1

64ea311586210eee0741f4e94f51c66a3e99dbf2
SHA256

7851e924f810dab1284813a043f4e41f52306cb919085f0afc3a17b32c7da450
SHA512

59057559c2a776660395a0a1d0ce67d3a7157b367f654b79f36c46df12c829a0c61a43718b57e5c1490367b6264202c9411e3d3fa74e58c59f05851abb5b6a61
SSDEEP

12288:u0EgdoJsmwgZXgV7BqUURLBCt3KpOJE+sm93hW2FZm4sPMaJhf6ozg+GQm8gXags:6gyJs2QV0UURdCt3LJrhePMN

Score

7^/10

discovery

Malware Config

Signatures

Loads dropped DLL 1 IoCs

pid	Process
1176	BootstrapperSolara.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1176 set thread context of 5076	1176	BootstrapperSolara.exe	74

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	BootstrapperSolara.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MSBuild.exe

Suspicious use of AdjustPrivilegeToken 30 IoCs

description	pid	Process
Token: SeBackupPrivilege	5076	MSBuild.exe
Token: SeSecurityPrivilege	5076	MSBuild.exe
Token: SeSecurityPrivilege	5076	MSBuild.exe
Token: SeSecurityPrivilege	5076	MSBuild.exe
Token: SeSecurityPrivilege	5076	MSBuild.exe
Token: SeBackupPrivilege	5076	MSBuild.exe
Token: SeSecurityPrivilege	5076	MSBuild.exe
Token: SeSecurityPrivilege	5076	MSBuild.exe
Token: SeSecurityPrivilege	5076	MSBuild.exe
Token: SeSecurityPrivilege	5076	MSBuild.exe
Token: SeBackupPrivilege	5076	MSBuild.exe
Token: SeSecurityPrivilege	5076	MSBuild.exe
Token: SeSecurityPrivilege	5076	MSBuild.exe
Token: SeSecurityPrivilege	5076	MSBuild.exe
Token: SeSecurityPrivilege	5076	MSBuild.exe
Token: SeBackupPrivilege	5076	MSBuild.exe
Token: SeSecurityPrivilege	5076	MSBuild.exe
Token: SeSecurityPrivilege	5076	MSBuild.exe
Token: SeSecurityPrivilege	5076	MSBuild.exe
Token: SeSecurityPrivilege	5076	MSBuild.exe
Token: SeBackupPrivilege	5076	MSBuild.exe
Token: SeSecurityPrivilege	5076	MSBuild.exe
Token: SeSecurityPrivilege	5076	MSBuild.exe
Token: SeSecurityPrivilege	5076	MSBuild.exe
Token: SeSecurityPrivilege	5076	MSBuild.exe
Token: SeBackupPrivilege	5076	MSBuild.exe
Token: SeSecurityPrivilege	5076	MSBuild.exe
Token: SeSecurityPrivilege	5076	MSBuild.exe
Token: SeSecurityPrivilege	5076	MSBuild.exe
Token: SeSecurityPrivilege	5076	MSBuild.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1176 wrote to memory of 5076	1176	BootstrapperSolara.exe	74
PID 1176 wrote to memory of 5076	1176	BootstrapperSolara.exe	74
PID 1176 wrote to memory of 5076	1176	BootstrapperSolara.exe	74
PID 1176 wrote to memory of 5076	1176	BootstrapperSolara.exe	74
PID 1176 wrote to memory of 5076	1176	BootstrapperSolara.exe	74
PID 1176 wrote to memory of 5076	1176	BootstrapperSolara.exe	74
PID 1176 wrote to memory of 5076	1176	BootstrapperSolara.exe	74
PID 1176 wrote to memory of 5076	1176	BootstrapperSolara.exe	74

C:\Users\Admin\AppData\Local\Temp\BootstrapperSolara.exe
"C:\Users\Admin\AppData\Local\Temp\BootstrapperSolara.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1176
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\MSBuild.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:5076

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

\Users\Admin\AppData\Roaming\d3d9x.dll

Filesize
1.2MB

MD5
ee8f4d53a63875270bc1c0a28d791148

SHA1
963c75a3c698f536e32620f507bb607cbe7af72f

SHA256
8831023784ad6d17c0ac4f550f21e95699bc54da6a79a08c079852465fea5023

SHA512
43c4b8ffffe8169d7f773426f202a5aa136ca8a57b5d3f8b8a2467ab118cce149b944f405ca5d904d677e74069519ded4115f8a8629c2e59570bae01dad94972

Download Submit
memory/1176-12-0x0000000073F80000-0x000000007466E000-memory.dmp

Filesize
6.9MB

Download
memory/1176-1-0x0000000000790000-0x0000000000886000-memory.dmp

Filesize
984KB

Download
memory/1176-7-0x0000000073F80000-0x000000007466E000-memory.dmp

Filesize
6.9MB

Download
memory/1176-0-0x0000000073F8E000-0x0000000073F8F000-memory.dmp

Filesize
4KB

Download
memory/1176-11-0x0000000076020000-0x0000000076080000-memory.dmp

Filesize
384KB

Download
memory/5076-14-0x0000000005260000-0x000000000575E000-memory.dmp

Filesize
5.0MB

Download
memory/5076-13-0x0000000073F80000-0x000000007466E000-memory.dmp

Filesize
6.9MB

Download
memory/5076-9-0x0000000000400000-0x00000000004FA000-memory.dmp

Filesize
1000KB

Download
memory/5076-15-0x0000000073F80000-0x000000007466E000-memory.dmp

Filesize
6.9MB

Download
memory/5076-16-0x0000000004E70000-0x0000000004F02000-memory.dmp

Filesize
584KB

Download
memory/5076-17-0x0000000004E20000-0x0000000004E2A000-memory.dmp

Filesize
40KB

Download
memory/5076-18-0x0000000008350000-0x0000000008956000-memory.dmp

Filesize
6.0MB

Download
memory/5076-19-0x0000000007EE0000-0x0000000007FEA000-memory.dmp

Filesize
1.0MB

Download
memory/5076-20-0x0000000007E10000-0x0000000007E22000-memory.dmp

Filesize
72KB

Download
memory/5076-21-0x0000000007E70000-0x0000000007EAE000-memory.dmp

Filesize
248KB

Download
memory/5076-22-0x0000000007FF0000-0x000000000803B000-memory.dmp

Filesize
300KB

Download
memory/5076-23-0x0000000073F80000-0x000000007466E000-memory.dmp

Filesize
6.9MB

Download
memory/5076-24-0x0000000073F80000-0x000000007466E000-memory.dmp

Filesize
6.9MB

Download