blister | 4eef6e58d19ce0219eb4f5fd13a71cae872cbc90700f9126e6a0532974056ada

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
06/03/2025, 08:13

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General

Target

4eef6e58d19ce0219eb4f5fd13a71cae872cbc90700f9126e6a0532974056ada.dll
Size

461KB
MD5

11c9c2efe05258e4eb50249adea9b41c
SHA1

1a2d723a197281fd1ee98004dec73575bbdd9e2e
SHA256

4eef6e58d19ce0219eb4f5fd13a71cae872cbc90700f9126e6a0532974056ada
SHA512

b8d19f57f28b6c384ee6e5041ff558a98ff269ef5ad12fd72447734d7855f725cf727aa11345e1773d3eb580c8954fc578f8e28584877768961896e0529474c3
SSDEEP

12288:E4iklw7nyONfnRHI30RGR0/zv6Tz/QMkk60:EFJ7nyOlBkVAzyPQMs

Score

10^/10

blister discovery loader

Malware Config

Signatures

BLISTER
BLISTER is a downloader used to deliver other malware families.
loader blister
Blister family
blister

Detect Blister loader x32 1 IoCs

loader

resource	yara_rule
behavioral1/memory/2324-0-0x00000000745C0000-0x0000000074636000-memory.dmp	family_blister_x32

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	regsvr32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2304 wrote to memory of 2324	2304	regsvr32.exe	30
PID 2304 wrote to memory of 2324	2304	regsvr32.exe	30
PID 2304 wrote to memory of 2324	2304	regsvr32.exe	30
PID 2304 wrote to memory of 2324	2304	regsvr32.exe	30
PID 2304 wrote to memory of 2324	2304	regsvr32.exe	30
PID 2304 wrote to memory of 2324	2304	regsvr32.exe	30
PID 2304 wrote to memory of 2324	2304	regsvr32.exe	30

C:\Windows\system32\regsvr32.exe
regsvr32 /s C:\Users\Admin\AppData\Local\Temp\4eef6e58d19ce0219eb4f5fd13a71cae872cbc90700f9126e6a0532974056ada.dll
1⤵
- Suspicious use of WriteProcessMemory
PID:2304
- C:\Windows\SysWOW64\regsvr32.exe
  /s C:\Users\Admin\AppData\Local\Temp\4eef6e58d19ce0219eb4f5fd13a71cae872cbc90700f9126e6a0532974056ada.dll
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2324

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/2324-0-0x00000000745C0000-0x0000000074636000-memory.dmp

Filesize
472KB

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