8f2e28588f2303bd8d7a9b0c3ff6a9cb16fa93f8ddc9c5e0666a8c12d6880ee3

Resubmissions

13-01-2025 15:32

250113-syrhksyrdp 8

13-01-2025 15:31

250113-syaj3ayrcn 8

Analysis

max time kernel
17s
max time network
19s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
13-01-2025 15:31

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General

Target

Bootstrapper.exe
Size

800KB
MD5

02c70d9d6696950c198db93b7f6a835e
SHA1

30231a467a49cc37768eea0f55f4bea1cbfb48e2
SHA256

8f2e28588f2303bd8d7a9b0c3ff6a9cb16fa93f8ddc9c5e0666a8c12d6880ee3
SHA512

431d9b9918553bff4f4a5bc2a5e7b7015f8ad0e2d390bb4d5264d08983372424156524ef5587b24b67d1226856fc630aaca08edc8113097e0094501b4f08efeb
SSDEEP

12288:qhd8cjaLXVh84wEFkW1mocaBj6WtiRPpptHxQ0z:2ycjar84w5W4ocaBj6y2tHDz

Score

8^/10

Malware Config

Signatures

Downloads MZ/PE file

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Control Panel\International\Geo\Nation	Bootstrapper.exe

Executes dropped EXE 1 IoCs

pid	Process
4924	BootstrapperV2.14.exe

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
5112	ipconfig.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
4924	BootstrapperV2.14.exe

Suspicious use of AdjustPrivilegeToken 44 IoCs

description	pid	Process
Token: SeIncreaseQuotaPrivilege	3464	WMIC.exe
Token: SeSecurityPrivilege	3464	WMIC.exe
Token: SeTakeOwnershipPrivilege	3464	WMIC.exe
Token: SeLoadDriverPrivilege	3464	WMIC.exe
Token: SeSystemProfilePrivilege	3464	WMIC.exe
Token: SeSystemtimePrivilege	3464	WMIC.exe
Token: SeProfSingleProcessPrivilege	3464	WMIC.exe
Token: SeIncBasePriorityPrivilege	3464	WMIC.exe
Token: SeCreatePagefilePrivilege	3464	WMIC.exe
Token: SeBackupPrivilege	3464	WMIC.exe
Token: SeRestorePrivilege	3464	WMIC.exe
Token: SeShutdownPrivilege	3464	WMIC.exe
Token: SeDebugPrivilege	3464	WMIC.exe
Token: SeSystemEnvironmentPrivilege	3464	WMIC.exe
Token: SeRemoteShutdownPrivilege	3464	WMIC.exe
Token: SeUndockPrivilege	3464	WMIC.exe
Token: SeManageVolumePrivilege	3464	WMIC.exe
Token: 33	3464	WMIC.exe
Token: 34	3464	WMIC.exe
Token: 35	3464	WMIC.exe
Token: 36	3464	WMIC.exe
Token: SeIncreaseQuotaPrivilege	3464	WMIC.exe
Token: SeSecurityPrivilege	3464	WMIC.exe
Token: SeTakeOwnershipPrivilege	3464	WMIC.exe
Token: SeLoadDriverPrivilege	3464	WMIC.exe
Token: SeSystemProfilePrivilege	3464	WMIC.exe
Token: SeSystemtimePrivilege	3464	WMIC.exe
Token: SeProfSingleProcessPrivilege	3464	WMIC.exe
Token: SeIncBasePriorityPrivilege	3464	WMIC.exe
Token: SeCreatePagefilePrivilege	3464	WMIC.exe
Token: SeBackupPrivilege	3464	WMIC.exe
Token: SeRestorePrivilege	3464	WMIC.exe
Token: SeShutdownPrivilege	3464	WMIC.exe
Token: SeDebugPrivilege	3464	WMIC.exe
Token: SeSystemEnvironmentPrivilege	3464	WMIC.exe
Token: SeRemoteShutdownPrivilege	3464	WMIC.exe
Token: SeUndockPrivilege	3464	WMIC.exe
Token: SeManageVolumePrivilege	3464	WMIC.exe
Token: 33	3464	WMIC.exe
Token: 34	3464	WMIC.exe
Token: 35	3464	WMIC.exe
Token: 36	3464	WMIC.exe
Token: SeDebugPrivilege	4544	Bootstrapper.exe
Token: SeDebugPrivilege	4924	BootstrapperV2.14.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 4544 wrote to memory of 4956	4544	Bootstrapper.exe	84
PID 4544 wrote to memory of 4956	4544	Bootstrapper.exe	84
PID 4956 wrote to memory of 5112	4956	cmd.exe	86
PID 4956 wrote to memory of 5112	4956	cmd.exe	86
PID 4544 wrote to memory of 2600	4544	Bootstrapper.exe	90
PID 4544 wrote to memory of 2600	4544	Bootstrapper.exe	90
PID 2600 wrote to memory of 3464	2600	cmd.exe	92
PID 2600 wrote to memory of 3464	2600	cmd.exe	92
PID 4544 wrote to memory of 4924	4544	Bootstrapper.exe	103
PID 4544 wrote to memory of 4924	4544	Bootstrapper.exe	103

C:\Users\Admin\AppData\Local\Temp\Bootstrapper.exe
"C:\Users\Admin\AppData\Local\Temp\Bootstrapper.exe"
1⤵
- Checks computer location settings
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4544
- C:\Windows\SYSTEM32\cmd.exe
  "cmd" /c ipconfig /all
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4956
- - C:\Windows\system32\ipconfig.exe
    ipconfig /all
    3⤵
    - Gathers network information
    PID:5112
- 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:2600
- - 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:3464
- C:\Users\Admin\AppData\Local\Temp\BootstrapperV2.14.exe
  "C:\Users\Admin\AppData\Local\Temp\BootstrapperV2.14.exe" --oldBootstrapper "C:\Users\Admin\AppData\Local\Temp\Bootstrapper.exe" --isUpdate true
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4924

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

Query Registry

T1012

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\BootstrapperV2.14.exe

Filesize
2.9MB

MD5
ec429587b94b0288039bf1492e3350af

SHA1
acfd0ea4f9d321a898fed79e2e8e41e04620625b

SHA256
c372c94338eaaa7ab2eb7c5b6d1c9fc5658ec62da7f5fcd04e2d4c72d900ea9f

SHA512
79090e46a9f6e2cc4728aa4cb5e48eab80d18151ae3257cbede4d685b80d40b56e2ef57a4ab37ddf90ccd67e5cd54a728f559fcf9fc32c6971bb88468c1ec88d

Download Submit
memory/4544-0-0x000002CA2E9E0000-0x000002CA2EAAE000-memory.dmp

Filesize
824KB

Download
memory/4544-1-0x00007FFCCB7F3000-0x00007FFCCB7F5000-memory.dmp

Filesize
8KB

Download
memory/4544-2-0x00007FFCCB7F0000-0x00007FFCCC2B1000-memory.dmp

Filesize
10.8MB

Download
memory/4544-4-0x000002CA49260000-0x000002CA49282000-memory.dmp

Filesize
136KB

Download
memory/4544-17-0x00007FFCCB7F0000-0x00007FFCCC2B1000-memory.dmp

Filesize
10.8MB

Download
memory/4924-20-0x0000023DBA2C0000-0x0000023DBA2C8000-memory.dmp

Filesize
32KB

Download
memory/4924-19-0x0000023D9FF90000-0x0000023D9FFA0000-memory.dmp

Filesize
64KB

Download
memory/4924-18-0x0000023D9F8A0000-0x0000023D9FB82000-memory.dmp

Filesize
2.9MB

Download
memory/4924-21-0x0000023DBDEE0000-0x0000023DBDF18000-memory.dmp

Filesize
224KB

Download
memory/4924-22-0x0000023DBDEA0000-0x0000023DBDEAE000-memory.dmp

Filesize
56KB

Download
memory/4924-23-0x0000023DBE970000-0x0000023DBEA70000-memory.dmp

Filesize
1024KB

Download
memory/4924-24-0x0000023DBDEB0000-0x0000023DBDEBA000-memory.dmp

Filesize
40KB

Download
memory/4924-25-0x0000023DBDF20000-0x0000023DBDF46000-memory.dmp

Filesize
152KB

Download
memory/4924-26-0x0000023DBDF50000-0x0000023DBDF58000-memory.dmp

Filesize
32KB

Download
memory/4924-27-0x0000023DBEA70000-0x0000023DBEA86000-memory.dmp

Filesize
88KB

Download
memory/4924-28-0x0000023DBDED0000-0x0000023DBDEDA000-memory.dmp

Filesize
40KB

Download
memory/4924-29-0x0000023DBDEC0000-0x0000023DBDECA000-memory.dmp

Filesize
40KB

Download
memory/4924-30-0x0000023DBEA90000-0x0000023DBEA98000-memory.dmp

Filesize
32KB

Download