bcbe46763e12a561e5f98f9e5ef46542004516a544ee42729ff08914d127ef44

Analysis

max time kernel
38s
max time network
39s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
08/09/2024, 08:27

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General

Target

Solara.exe
Size

312KB
MD5

40809fc9a695858ca8fc1e4e92291a3d
SHA1

b0c3d2f03eeb0dfd1e9edf6a65f18f2cfae384e7
SHA256

bcbe46763e12a561e5f98f9e5ef46542004516a544ee42729ff08914d127ef44
SHA512

d3ae7f66fd9279eb36c3998d203309da75a9b26ba657abfc19dc4803c893f364bb625b3f6be1a592a55388c48122b65abe734c3cdafcf28fcf27fc665b4143e5
SSDEEP

6144:+3PliLVaU97aDXfHUuBZZBmkP5Uv660LwG871csSaC1Bt+edY3aq:+fliLkW7wf06BxRUinLS71VSRBAed

Score

5^/10

discovery

Malware Config

Signatures

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1284 set thread context of 2644	1284	Solara.exe	89

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2184	2644	WerFault.exe	89

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	Solara.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegAsm.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1284 wrote to memory of 2020	1284	Solara.exe	88
PID 1284 wrote to memory of 2020	1284	Solara.exe	88
PID 1284 wrote to memory of 2020	1284	Solara.exe	88
PID 1284 wrote to memory of 2644	1284	Solara.exe	89
PID 1284 wrote to memory of 2644	1284	Solara.exe	89
PID 1284 wrote to memory of 2644	1284	Solara.exe	89
PID 1284 wrote to memory of 2644	1284	Solara.exe	89
PID 1284 wrote to memory of 2644	1284	Solara.exe	89
PID 1284 wrote to memory of 2644	1284	Solara.exe	89
PID 1284 wrote to memory of 2644	1284	Solara.exe	89
PID 1284 wrote to memory of 2644	1284	Solara.exe	89
PID 1284 wrote to memory of 2644	1284	Solara.exe	89

C:\Users\Admin\AppData\Local\Temp\Solara.exe
"C:\Users\Admin\AppData\Local\Temp\Solara.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1284
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  PID:2020
- 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:2644
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2644 -s 564
    3⤵
    - Program crash
    PID:2184

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2644 -ip 2644
1⤵
PID:2124

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/1284-0-0x000000007501E000-0x000000007501F000-memory.dmp

Filesize
4KB

Download
memory/1284-1-0x0000000000020000-0x0000000000074000-memory.dmp

Filesize
336KB

Download
memory/1284-2-0x000000007501E000-0x000000007501F000-memory.dmp

Filesize
4KB

Download
memory/1284-10-0x0000000075010000-0x00000000757C0000-memory.dmp

Filesize
7.7MB

Download
memory/1284-11-0x0000000075010000-0x00000000757C0000-memory.dmp

Filesize
7.7MB

Download
memory/2644-4-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/2644-7-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/2644-9-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download