3bfd2e503020274ee74f3d2015317fd549acc64eb760afa07c0bac637a3110dd

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
02-12-2024 12:08

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General

Target

External/Components/nspr4.dll
Size

72KB
MD5

72414dfb0b112c664d2c8d1215674e09
SHA1

50a1e61309741e92fe3931d8eb606f8ada582c0a
SHA256

69e73fea2210adc2ae0837ac98b46980a09fe91c07f181a28fda195e2b9e6b71
SHA512

41428624573b4a191b33657ed9ad760b500c5640f3d62b758869a17857edc68f90bc10d7a5e720029519c0d49b5ca0fa8579743e80b200ef331e41efde1dc8c9
SSDEEP

1536:iOoSt1Skk/INbJ78LuwWoFZ/PF+CurRuHb+0i2:i4SdKtCuwTgCiRu7S2

Score

5^/10

discovery upx

Malware Config

Signatures

UPX packed file 1 IoCs

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

upx

Processes:

resource	yara_rule
behavioral3/memory/1972-1-0x0000000060140000-0x000000006016D000-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

Processes:

rundll32.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

rundll32.exe

description	pid	Process	procid_target
PID 1656 wrote to memory of 1972	1656	rundll32.exe	28
PID 1656 wrote to memory of 1972	1656	rundll32.exe	28
PID 1656 wrote to memory of 1972	1656	rundll32.exe	28
PID 1656 wrote to memory of 1972	1656	rundll32.exe	28
PID 1656 wrote to memory of 1972	1656	rundll32.exe	28
PID 1656 wrote to memory of 1972	1656	rundll32.exe	28
PID 1656 wrote to memory of 1972	1656	rundll32.exe	28

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\External\Components\nspr4.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1656
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\External\Components\nspr4.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1972

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/1972-1-0x0000000060140000-0x000000006016D000-memory.dmp

Filesize
180KB

Download
memory/1972-0-0x0000000060140000-0x000000006016D000-memory.dmp

Filesize
180KB

Download