f285c44680dc38c986b2c2c79e3b3fd38f16ee46a14af3e3643c3c2f2d6ef2ec

Analysis

max time kernel
119s
max time network
121s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
21-01-2025 14:15

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General

Target

f285c44680dc38c986b2c2c79e3b3fd38f16ee46a14af3e3643c3c2f2d6ef2ec.dll
Size

76KB
MD5

39fb7989e11b0e5ae719fb934f77a09b
SHA1

b3a877852ef4d663216f41fd717e75a7decdef28
SHA256

f285c44680dc38c986b2c2c79e3b3fd38f16ee46a14af3e3643c3c2f2d6ef2ec
SHA512

407efdf14a0bb246b2e6fe5db2dea81919dc3517072313b82a2b9720d1270179bfbc70ac1134e6537235f562f99cc104b165ab8c82dba4cc632c72f3cd6e3711
SSDEEP

1536:YjV8y93KQpFQmPLRk7G50zy/riF12jvRyo0hQk7Z3Amlbpt5:c8y93KQjy7G55riF1cMo036ut5

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/2784-2-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2784-1-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral1/memory/2784-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2892	2784	WerFault.exe	30

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 use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2784	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1740 wrote to memory of 2784	1740	rundll32.exe	30
PID 1740 wrote to memory of 2784	1740	rundll32.exe	30
PID 1740 wrote to memory of 2784	1740	rundll32.exe	30
PID 1740 wrote to memory of 2784	1740	rundll32.exe	30
PID 1740 wrote to memory of 2784	1740	rundll32.exe	30
PID 1740 wrote to memory of 2784	1740	rundll32.exe	30
PID 1740 wrote to memory of 2784	1740	rundll32.exe	30
PID 2784 wrote to memory of 2892	2784	rundll32.exe	31
PID 2784 wrote to memory of 2892	2784	rundll32.exe	31
PID 2784 wrote to memory of 2892	2784	rundll32.exe	31
PID 2784 wrote to memory of 2892	2784	rundll32.exe	31

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f285c44680dc38c986b2c2c79e3b3fd38f16ee46a14af3e3643c3c2f2d6ef2ec.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1740
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\f285c44680dc38c986b2c2c79e3b3fd38f16ee46a14af3e3643c3c2f2d6ef2ec.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2784
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2784 -s 332
    3⤵
    - Program crash
    PID:2892

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/2784-0-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2784-2-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2784-1-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download
memory/2784-3-0x0000000010000000-0x0000000010030000-memory.dmp

Filesize
192KB

Download