889ca92425de7ec57a7411a826ac5c13c2a12f83cfa5e813cfba7afbccf9831b

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
15-12-2024 23:49

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General

Target

889ca92425de7ec57a7411a826ac5c13c2a12f83cfa5e813cfba7afbccf9831bN.dll
Size

76KB
MD5

dc584b781685bca474f6a3602810a220
SHA1

be893ba8a114fb8d7e5b1c75a355967407cfca30
SHA256

889ca92425de7ec57a7411a826ac5c13c2a12f83cfa5e813cfba7afbccf9831b
SHA512

2c763849d7d15aeae1f7e92f58fd867119e3a64eb814a83d8e0a6420e5a28a7301c4942586779c84b0c5195941dea58f7145f936368c23be8f147d386a6bd39e
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7ZPQhgP:c8y93KQjy7G55riF1cMo03mgP

Score

8^/10

discovery persistence privilege_escalation upx

Malware Config

Signatures

Event Triggered Execution: AppInit DLLs 1 TTPs
Adversaries may establish persistence and/or elevate privileges by executing malicious content triggered by AppInit DLLs loaded into processes.
persistence privilege_escalation

AppInit DLLs
T1546.010

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2564-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2564-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2564-0-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2564-3-0x0000000010000000-0x0000000010030000-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
2564	rundll32.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2564	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2084 wrote to memory of 2564	2084	rundll32.exe	30
PID 2084 wrote to memory of 2564	2084	rundll32.exe	30
PID 2084 wrote to memory of 2564	2084	rundll32.exe	30
PID 2084 wrote to memory of 2564	2084	rundll32.exe	30
PID 2084 wrote to memory of 2564	2084	rundll32.exe	30
PID 2084 wrote to memory of 2564	2084	rundll32.exe	30
PID 2084 wrote to memory of 2564	2084	rundll32.exe	30

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\889ca92425de7ec57a7411a826ac5c13c2a12f83cfa5e813cfba7afbccf9831bN.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2084
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\889ca92425de7ec57a7411a826ac5c13c2a12f83cfa5e813cfba7afbccf9831bN.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2564

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Event Triggered Execution

T1546

AppInit DLLs

T1546.010

Privilege Escalation

Event Triggered Execution

T1546

AppInit DLLs

T1546.010

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/2564-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2564-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2564-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2564-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download