kinsing | fac6ae4446cfae1d79e6fc98d2679fe01ce737eaa275868f4184e951864fb370

Analysis

max time kernel
144s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
25-01-2024 17:40

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General

Target

751e67a4989473abf91876bc5f5fe704.exe
Size

683KB
MD5

751e67a4989473abf91876bc5f5fe704
SHA1

0422c6c6414c339ad10528c8ca190c2789398315
SHA256

fac6ae4446cfae1d79e6fc98d2679fe01ce737eaa275868f4184e951864fb370
SHA512

e9d2659620e73d773c759128e166262844e884dfc8595fed14ea81f5c87219350789bf039e2de96e5c2c1f7b2a291c60f2615aeca2ddf326d42b19862d05225b
SSDEEP

12288:vomB2fFbcjgAlMuzjyYJkFy43+PLEtAGK8uGtffrgFnxNOMfo33sUKpfcsFmcyoC:vo1f1KRhS3OPLEtAGK8rdUFxXo33OpfS

Score

10^/10

kinsing loader upx

Malware Config

Signatures

Kinsing
Kinsing is a loader written in Golang.
loader kinsing

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3188-0-0x0000000000400000-0x00000000005B9000-memory.dmp	upx
behavioral2/memory/3188-61-0x0000000000400000-0x00000000005B9000-memory.dmp	upx

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3572	3188	WerFault.exe	85

Modifies Internet Explorer settings 1 TTPs 4 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1168293393-3419776239-306423207-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	751e67a4989473abf91876bc5f5fe704.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	751e67a4989473abf91876bc5f5fe704.exe
Key created	\REGISTRY\USER\S-1-5-21-1168293393-3419776239-306423207-1000\Software\Microsoft\Internet Explorer\IESettingSync	751e67a4989473abf91876bc5f5fe704.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Internet Explorer\IESettingSync\SlowSettingTypesChanged = "2"	751e67a4989473abf91876bc5f5fe704.exe

Modifies registry class 2 IoCs

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{4336a54d-038b-4685-ab02-99bb52d3fb8b}\Instance\	751e67a4989473abf91876bc5f5fe704.exe
Key created	\REGISTRY\USER\S-1-5-21-1168293393-3419776239-306423207-1000_Classes\WOW6432Node\CLSID\{018D5C66-4533-4307-9B53-224DE2ED1FE6}\Instance\	751e67a4989473abf91876bc5f5fe704.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3188	751e67a4989473abf91876bc5f5fe704.exe
3188	751e67a4989473abf91876bc5f5fe704.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3188	751e67a4989473abf91876bc5f5fe704.exe
3188	751e67a4989473abf91876bc5f5fe704.exe

C:\Users\Admin\AppData\Local\Temp\751e67a4989473abf91876bc5f5fe704.exe
"C:\Users\Admin\AppData\Local\Temp\751e67a4989473abf91876bc5f5fe704.exe"
1⤵
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:3188
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3188 -s 2584
  2⤵
  - Program crash
  PID:3572

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 3188 -ip 3188
1⤵
PID:3656

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\mediaget-installer-tmp\index.html

Filesize
11KB

MD5
c75583d86c4ce7ba75e3651e0b5bcce9

SHA1
b1a536a62ee86ac0ed4a4f9ca3152cd11a525a65

SHA256
4ce1156be542cd55b59f8c778f92550277688d9ab6929618cc9609054ba57f61

SHA512
c071b1704898723d9548fcbaecf47a8962fe7a9de81466bb13a2e2484a951e501fbbc4d5ebbe98baad71f7559c2fa0761c114c70c2a5a4b46885dbb3ef6cce6b

Download Submit
C:\Users\Admin\AppData\Local\Temp\mediaget-installer-tmp\js\jquery-ui.min.1.8.0.js

Filesize
202KB

MD5
a4fdd77e182bd2fabe300a47b5617a35

SHA1
e002b335c75b5edefcd251962f61f53a2ab8e0f2

SHA256
8b59592d67eadc703af6cdd5ba8d077f9f9485d01fb6405555614335f89be99b

SHA512
ddcccde1c129f8f71fb39685abc615c4202b8b3dfc12cedd7d9cca2f97b308fc14b64497826421fa9df3d1cf54bdae9c085051af0a8d393cd3d556a6578d4085

Download Submit
C:\Users\Admin\AppData\Local\Temp\mediaget-installer-tmp\js\jquery.min.1.6.4.js

Filesize
89KB

MD5
219073097031d9c1a95a1291d66f3a10

SHA1
2b7996b01d90b7f424f2a2e6063947461db4b2b2

SHA256
232066e3f6f1351afdaee1acb70c409766641fd5669e0b55ce7c77fac0a857ef

SHA512
9ad2745f96cf79a4d59393cc3fbb3958b244013f6798c12abe41e37fca80df3c7cedab4b47cbd197645c86b31077388ec8f01ea8d67c5feacbef95b1ae7582b5

Download Submit
memory/3188-0-0x0000000000400000-0x00000000005B9000-memory.dmp

Filesize
1.7MB

Download
memory/3188-1-0x0000000003260000-0x0000000003261000-memory.dmp

Filesize
4KB

Download
memory/3188-61-0x0000000000400000-0x00000000005B9000-memory.dmp

Filesize
1.7MB

Download