68d2c0c8d2fdcbb9ad761fae010921fabf3ca94a8b90e04f908808c79a1f766d

Analysis

max time kernel
18s
max time network
15s
platform
windows11-21h2_x64
resource
win11-20250211-en
resource tags

arch:x64arch:x86image:win11-20250211-enlocale:en-usos:windows11-21h2-x64system
submitted
14-02-2025 16:24

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General

Target

Solara.exe
Size

800KB
MD5

02c70d9d6696950c198db93b7f6a835e
SHA1

30231a467a49cc37768eea0f55f4bea1cbfb48e2
SHA256

8f2e28588f2303bd8d7a9b0c3ff6a9cb16fa93f8ddc9c5e0666a8c12d6880ee3
SHA512

431d9b9918553bff4f4a5bc2a5e7b7015f8ad0e2d390bb4d5264d08983372424156524ef5587b24b67d1226856fc630aaca08edc8113097e0094501b4f08efeb
SSDEEP

12288:qhd8cjaLXVh84wEFkW1mocaBj6WtiRPpptHxQ0z:2ycjar84w5W4ocaBj6y2tHDz

Score

7^/10

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4708	BootstrapperV2.20.exe

Unexpected DNS network traffic destination 2 IoCs

Network traffic to other servers than the configured DNS servers was detected on the DNS port.

description	flow	ioc	pid	Process
Destination IP	4	1.0.0.1	4220	Solara.exe
Destination IP	8	1.0.0.1	1720	Process not Found

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Gathers network information 2 TTPs 1 IoCs

Uses commandline utility to view network configuration.

System Information Discovery

T1082

Command and Scripting Interpreter

T1059

pid	Process
3392	ipconfig.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
4708	BootstrapperV2.20.exe

Suspicious use of AdjustPrivilegeToken 44 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	804	WMIC.exe
Token: SeSecurityPrivilege	804	WMIC.exe
Token: SeTakeOwnershipPrivilege	804	WMIC.exe
Token: SeLoadDriverPrivilege	804	WMIC.exe
Token: SeSystemProfilePrivilege	804	WMIC.exe
Token: SeSystemtimePrivilege	804	WMIC.exe
Token: SeProfSingleProcessPrivilege	804	WMIC.exe
Token: SeIncBasePriorityPrivilege	804	WMIC.exe
Token: SeCreatePagefilePrivilege	804	WMIC.exe
Token: SeBackupPrivilege	804	WMIC.exe
Token: SeRestorePrivilege	804	WMIC.exe
Token: SeShutdownPrivilege	804	WMIC.exe
Token: SeDebugPrivilege	804	WMIC.exe
Token: SeSystemEnvironmentPrivilege	804	WMIC.exe
Token: SeRemoteShutdownPrivilege	804	WMIC.exe
Token: SeUndockPrivilege	804	WMIC.exe
Token: SeManageVolumePrivilege	804	WMIC.exe
Token: 33	804	WMIC.exe
Token: 34	804	WMIC.exe
Token: 35	804	WMIC.exe
Token: 36	804	WMIC.exe
Token: SeIncreaseQuotaPrivilege	804	WMIC.exe
Token: SeSecurityPrivilege	804	WMIC.exe
Token: SeTakeOwnershipPrivilege	804	WMIC.exe
Token: SeLoadDriverPrivilege	804	WMIC.exe
Token: SeSystemProfilePrivilege	804	WMIC.exe
Token: SeSystemtimePrivilege	804	WMIC.exe
Token: SeProfSingleProcessPrivilege	804	WMIC.exe
Token: SeIncBasePriorityPrivilege	804	WMIC.exe
Token: SeCreatePagefilePrivilege	804	WMIC.exe
Token: SeBackupPrivilege	804	WMIC.exe
Token: SeRestorePrivilege	804	WMIC.exe
Token: SeShutdownPrivilege	804	WMIC.exe
Token: SeDebugPrivilege	804	WMIC.exe
Token: SeSystemEnvironmentPrivilege	804	WMIC.exe
Token: SeRemoteShutdownPrivilege	804	WMIC.exe
Token: SeUndockPrivilege	804	WMIC.exe
Token: SeManageVolumePrivilege	804	WMIC.exe
Token: 33	804	WMIC.exe
Token: 34	804	WMIC.exe
Token: 35	804	WMIC.exe
Token: 36	804	WMIC.exe
Token: SeDebugPrivilege	4220	Solara.exe
Token: SeDebugPrivilege	4708	BootstrapperV2.20.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 4220 wrote to memory of 3872	4220	Solara.exe	85
PID 4220 wrote to memory of 3872	4220	Solara.exe	85
PID 3872 wrote to memory of 3392	3872	cmd.exe	87
PID 3872 wrote to memory of 3392	3872	cmd.exe	87
PID 4220 wrote to memory of 2380	4220	Solara.exe	89
PID 4220 wrote to memory of 2380	4220	Solara.exe	89
PID 2380 wrote to memory of 804	2380	cmd.exe	91
PID 2380 wrote to memory of 804	2380	cmd.exe	91
PID 4220 wrote to memory of 4708	4220	Solara.exe	93
PID 4220 wrote to memory of 4708	4220	Solara.exe	93

C:\Users\Admin\AppData\Local\Temp\Solara.exe
"C:\Users\Admin\AppData\Local\Temp\Solara.exe"
1⤵
- Unexpected DNS network traffic destination
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4220
- C:\Windows\SYSTEM32\cmd.exe
  "cmd" /c ipconfig /all
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3872
- - C:\Windows\system32\ipconfig.exe
    ipconfig /all
    3⤵
    - Gathers network information
    PID:3392
- C:\Windows\SYSTEM32\cmd.exe
  "cmd" /c wmic nicconfig where (IPEnabled=TRUE) call SetDNSServerSearchOrder ("1.1.1.1", "1.0.0.1")
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2380
- - C:\Windows\System32\Wbem\WMIC.exe
    wmic nicconfig where (IPEnabled=TRUE) call SetDNSServerSearchOrder ("1.1.1.1", "1.0.0.1")
    3⤵
    - Suspicious use of AdjustPrivilegeToken
    PID:804
- C:\Users\Admin\AppData\Local\Temp\BootstrapperV2.20.exe
  "C:\Users\Admin\AppData\Local\Temp\BootstrapperV2.20.exe" --oldBootstrapper "C:\Users\Admin\AppData\Local\Temp\Solara.exe" --isUpdate true
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4708

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\BootstrapperV2.20.exe

Filesize
2.9MB

MD5
f227cdfd423b3cc03bb69c49babf4da3

SHA1
3db5a97d9b0f2545e7ba97026af6c28512200441

SHA256
cb5d6c1ca0aa6232a2d55e14b20ac4a9945a0bd063c57d60a5ed3ae94160e3e8

SHA512
b10afd03b02a928545c16fad39a6ae46b68b1e1a2477a6990803ce80008e7161fb2ebc9380ba15a1b074bb436aa34bcd6c94a922933d438b1c22489717e1e10e

Download Submit
memory/4220-0-0x00007FFC8A8B3000-0x00007FFC8A8B5000-memory.dmp

Filesize
8KB

Download
memory/4220-1-0x000001B09DED0000-0x000001B09DF9E000-memory.dmp

Filesize
824KB

Download
memory/4220-2-0x00007FFC8A8B0000-0x00007FFC8B372000-memory.dmp

Filesize
10.8MB

Download
memory/4220-4-0x000001B09FDD0000-0x000001B09FDF2000-memory.dmp

Filesize
136KB

Download
memory/4220-18-0x00007FFC8A8B0000-0x00007FFC8B372000-memory.dmp

Filesize
10.8MB

Download
memory/4708-20-0x0000022B73D60000-0x0000022B73D68000-memory.dmp

Filesize
32KB

Download
memory/4708-19-0x0000022B573B0000-0x0000022B573C0000-memory.dmp

Filesize
64KB

Download
memory/4708-17-0x0000022B55400000-0x0000022B556E2000-memory.dmp

Filesize
2.9MB

Download
memory/4708-21-0x0000022B74410000-0x0000022B74448000-memory.dmp

Filesize
224KB

Download
memory/4708-22-0x0000022B73DB0000-0x0000022B73DBE000-memory.dmp

Filesize
56KB

Download
memory/4708-23-0x0000022B74450000-0x0000022B74550000-memory.dmp

Filesize
1024KB

Download
memory/4708-24-0x0000022B73DC0000-0x0000022B73DCA000-memory.dmp

Filesize
40KB

Download
memory/4708-25-0x0000022B743E0000-0x0000022B74406000-memory.dmp

Filesize
152KB

Download
memory/4708-26-0x0000022B74560000-0x0000022B74568000-memory.dmp

Filesize
32KB

Download
memory/4708-27-0x0000022B74570000-0x0000022B74586000-memory.dmp

Filesize
88KB

Download
memory/4708-28-0x0000022B74550000-0x0000022B7455A000-memory.dmp

Filesize
40KB

Download
memory/4708-29-0x0000022B743D0000-0x0000022B743DA000-memory.dmp

Filesize
40KB

Download
memory/4708-30-0x0000022B745A0000-0x0000022B745A8000-memory.dmp

Filesize
32KB

Download