bc92221bc5fd0094ef927ceb8d8a8665717004927bca025e77d2f077fffc8538

Analysis

max time kernel
140s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
11-12-2024 03:23

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General

Target

bc92221bc5fd0094ef927ceb8d8a8665717004927bca025e77d2f077fffc8538.dll
Size

76KB
MD5

af05ae359fe019c08944b033750fdef5
SHA1

f278f8165dd7b59187da6db2b35212920125cfd5
SHA256

bc92221bc5fd0094ef927ceb8d8a8665717004927bca025e77d2f077fffc8538
SHA512

cc58ce461142fe1ea09ede53f44158726ed489e23f937ad3438d97fa8b5b1667e680d4e34bbf94a26d7a5e035c106e8cbf5219ecaab32b216a2c7bae344c3b96
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZDML:c8y93KQjy7G55riF1cMo03G

Score

5^/10

discovery upx

Malware Config

Signatures

UPX packed file 3 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2664-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2664-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2664-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx

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	rundll32.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2664	rundll32.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2664	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1448 wrote to memory of 2664	1448	rundll32.exe	30
PID 1448 wrote to memory of 2664	1448	rundll32.exe	30
PID 1448 wrote to memory of 2664	1448	rundll32.exe	30
PID 1448 wrote to memory of 2664	1448	rundll32.exe	30
PID 1448 wrote to memory of 2664	1448	rundll32.exe	30
PID 1448 wrote to memory of 2664	1448	rundll32.exe	30
PID 1448 wrote to memory of 2664	1448	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\bc92221bc5fd0094ef927ceb8d8a8665717004927bca025e77d2f077fffc8538.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1448
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\bc92221bc5fd0094ef927ceb8d8a8665717004927bca025e77d2f077fffc8538.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2664

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/2664-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2664-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2664-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download