51b3773145652b5d559396a08e1282a3a1d92d4df473f774d61791386fca0598

Analysis

max time kernel
590s
max time network
377s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
22-11-2024 03:09

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General

Target

zsgblrbrumorwxfizuke.exe
Size

80KB
MD5

0a2284067bd109885b0597c3a858a88a
SHA1

7634b3d0ede547c81f93fe570ef3102bf0e0ed14
SHA256

19ec0d0e5143940492a1c79c06eb8f18aa9feb356e41b8b79fdc6a16a3bcd7bf
SHA512

6405bee390d0c1f38ad434116de512cb67171b66ec6e4efbb43f08577597da51ab37fae899a6f8231fa17fa60654572e5141c2dbcebe520124db61e7393f9eea
SSDEEP

1536:QF7P2btiVYiZ+TX2tbOH3UqCXOOlIoj6Q849X:U7ktiPCH3UqZAhR

Score

7^/10

discovery persistence

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

zsgblrbrumorwxfizuke.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Control Panel\International\Geo\Nation	zsgblrbrumorwxfizuke.exe

Adds Run key to start application 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

zsgblrbrumorwxfizuke.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\sfgkuyuaoarifrk = "C:\\Windows\\ydyategyulafxiprjjmv.exe"	zsgblrbrumorwxfizuke.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows\CurrentVersion\Run\sfgkuyuaoarifrk = "C:\\Windows\\ydyategyulafxiprjjmv.exe"	zsgblrbrumorwxfizuke.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\sfgkuyuaoarifrk = "C:\\ProgramData\\ydyategyulafxiprjjmv.exe"	zsgblrbrumorwxfizuke.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows\CurrentVersion\Run\sfgkuyuaoarifrk = "C:\\ProgramData\\ydyategyulafxiprjjmv.exe"	zsgblrbrumorwxfizuke.exe

Drops file in Windows directory 2 IoCs

Processes:

zsgblrbrumorwxfizuke.exe

description	ioc	process
File created	C:\Windows\ydyategyulafxiprjjmv.exe	zsgblrbrumorwxfizuke.exe
File opened for modification	C:\Windows\ydyategyulafxiprjjmv.exe	zsgblrbrumorwxfizuke.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
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:

zsgblrbrumorwxfizuke.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language zsgblrbrumorwxfizuke.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	zsgblrbrumorwxfizuke.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

zsgblrbrumorwxfizuke.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Internet Explorer\Main	zsgblrbrumorwxfizuke.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

zsgblrbrumorwxfizuke.exe

pid process

2532 zsgblrbrumorwxfizuke.exe
2532 zsgblrbrumorwxfizuke.exe

pid	process
2532	zsgblrbrumorwxfizuke.exe
2532	zsgblrbrumorwxfizuke.exe

C:\Users\Admin\AppData\Local\Temp\zsgblrbrumorwxfizuke.exe
"C:\Users\Admin\AppData\Local\Temp\zsgblrbrumorwxfizuke.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:2532

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\ProgramData\xedwccxvxjdrmpsrukbdmumycqumjwgq

Filesize
16B

MD5
720ffbd7c4e1e136bc524c0f3315be5a

SHA1
d97a4c5256f6936226dfc01a6f2681ead44f762e

SHA256
c5ee84be2172fe70689f3716ddd55d39e1d177a76e1ed4844df7feb2d7ad5064

SHA512
c40fff39128002ecf9fc9fbe1af645bbddf6264676aafd4a1f2db780271bd2c7f26e17dea299f5baf515a0524dd4aca59e476a1591c53120fb999cc74a36e8b4

Download Submit
memory/2532-1-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/2532-0-0x00000000002C0000-0x00000000002C1000-memory.dmp

Filesize
4KB

Download
memory/2532-2-0x0000000000400000-0x000000000041C000-memory.dmp

Filesize
112KB

Download
memory/2532-3-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2532-7-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2532-47-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2532-66-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download