3277c2929aa37e8085da435db22985eed640d0231253e294397f84480a92721a

Analysis

max time kernel
110s
max time network
17s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
11/09/2024, 00:57

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General

Target
9cf37c306977e95def454e7605ead560N.dll
Size 76KB
Sample240911-bazevatfjj
SHA256 3277c2929aa37e8085da435db22985eed640d0231253e294397f84480a92721a
MD5 9cf37c306977e95def454e7605ead560
SHA1 c64f88dd2b7efca5ca537eb2fb5e58a81f5d161f
SHA512 db96c52aba7672821e2878b52bd3470eba801d381e6db9c29b6e136ed9c340ccf62ce92f7ffd4f9f68db606839c09b332e89a3101005de76d60da41c969a87cd
SSDEEP 1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZyOEvj:c8y93KQjy7G55riF1cMo03tEvj
MD5 SHA1 SHA512 SSDEEP

Score

7^/10

discovery upx

Malware Config

Signatures

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2100-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2100-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2100-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2100-4-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2100-5-0x0000000010000000-0x0000000010030000-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
2100	rundll32.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2100	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2296 wrote to memory of 2100	2296	rundll32.exe	30
PID 2296 wrote to memory of 2100	2296	rundll32.exe	30
PID 2296 wrote to memory of 2100	2296	rundll32.exe	30
PID 2296 wrote to memory of 2100	2296	rundll32.exe	30
PID 2296 wrote to memory of 2100	2296	rundll32.exe	30
PID 2296 wrote to memory of 2100	2296	rundll32.exe	30
PID 2296 wrote to memory of 2100	2296	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\9cf37c306977e95def454e7605ead560N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2296
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\9cf37c306977e95def454e7605ead560N.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2100

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

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Downloads

memory/2100-3-0x0000000010000000-0x0000000010030000-memory.dmp

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memory/2100-2-0x0000000010000000-0x0000000010030000-memory.dmp

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memory/2100-1-0x0000000010000000-0x0000000010030000-memory.dmp

Download

memory/2100-0-0x0000000010000000-0x0000000010030000-memory.dmp

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memory/2100-4-0x0000000010000000-0x0000000010030000-memory.dmp

Download

memory/2100-5-0x0000000010000000-0x0000000010030000-memory.dmp

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