kinsing | 3daf71b3121ecc666801a8b697f5c8c510f63cd977f194b8c975f87635baf6fa

Analysis

max time kernel
143s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
25-01-2024 17:45

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General

Target

7520724f58519f091162da01899a7c6e.pdf
Size

97KB
MD5

7520724f58519f091162da01899a7c6e
SHA1

6b3e16058e1a81713e5266c5c8bd0ebd0aa0b1d3
SHA256

3daf71b3121ecc666801a8b697f5c8c510f63cd977f194b8c975f87635baf6fa
SHA512

a678dc717852607c72b657666751c15814db95c5e49293b96c6c85a32257c6749aac9b7881a6373eaeb643a6f38b188e1ee07e544b2fdae90ec161a0a9039d49
SSDEEP

3072:Bto2567braFY9vGz/Tt/R5POOM6Gly0al/aq:3JQ7bra29vGz97mi1

Score

10^/10

kinsing loader

Malware Config

Signatures

Kinsing
Kinsing is a loader written in Golang.
loader kinsing

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

AcroRd32.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	AcroRd32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	AcroRd32.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

AcroRd32.exe

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3336304223-2978740688-3645194410-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

Processes:

AcroRd32.exe

pid	Process
2536	AcroRd32.exe
2536	AcroRd32.exe
2536	AcroRd32.exe
2536	AcroRd32.exe
2536	AcroRd32.exe
2536	AcroRd32.exe
2536	AcroRd32.exe
2536	AcroRd32.exe
2536	AcroRd32.exe
2536	AcroRd32.exe
2536	AcroRd32.exe
2536	AcroRd32.exe
2536	AcroRd32.exe
2536	AcroRd32.exe
2536	AcroRd32.exe
2536	AcroRd32.exe
2536	AcroRd32.exe
2536	AcroRd32.exe
2536	AcroRd32.exe
2536	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

AcroRd32.exe

pid	Process
2536	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

Processes:

AcroRd32.exe

pid	Process
2536	AcroRd32.exe
2536	AcroRd32.exe
2536	AcroRd32.exe
2536	AcroRd32.exe
2536	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

AcroRd32.exeRdrCEF.exe

description	pid	Process	procid_target
PID 2536 wrote to memory of 4852	2536	AcroRd32.exe	91
PID 2536 wrote to memory of 4852	2536	AcroRd32.exe	91
PID 2536 wrote to memory of 4852	2536	AcroRd32.exe	91
PID 4852 wrote to memory of 3812	4852	RdrCEF.exe	93
PID 4852 wrote to memory of 3812	4852	RdrCEF.exe	93
PID 4852 wrote to memory of 3812	4852	RdrCEF.exe	93
PID 4852 wrote to memory of 3812	4852	RdrCEF.exe	93
PID 4852 wrote to memory of 3812	4852	RdrCEF.exe	93
PID 4852 wrote to memory of 3812	4852	RdrCEF.exe	93
PID 4852 wrote to memory of 3812	4852	RdrCEF.exe	93
PID 4852 wrote to memory of 3812	4852	RdrCEF.exe	93
PID 4852 wrote to memory of 3812	4852	RdrCEF.exe	93
PID 4852 wrote to memory of 3812	4852	RdrCEF.exe	93
PID 4852 wrote to memory of 3812	4852	RdrCEF.exe	93
PID 4852 wrote to memory of 3812	4852	RdrCEF.exe	93
PID 4852 wrote to memory of 3812	4852	RdrCEF.exe	93
PID 4852 wrote to memory of 3812	4852	RdrCEF.exe	93
PID 4852 wrote to memory of 3812	4852	RdrCEF.exe	93
PID 4852 wrote to memory of 3812	4852	RdrCEF.exe	93
PID 4852 wrote to memory of 3812	4852	RdrCEF.exe	93
PID 4852 wrote to memory of 3812	4852	RdrCEF.exe	93
PID 4852 wrote to memory of 3812	4852	RdrCEF.exe	93
PID 4852 wrote to memory of 3812	4852	RdrCEF.exe	93
PID 4852 wrote to memory of 3812	4852	RdrCEF.exe	93
PID 4852 wrote to memory of 3812	4852	RdrCEF.exe	93
PID 4852 wrote to memory of 3812	4852	RdrCEF.exe	93
PID 4852 wrote to memory of 3812	4852	RdrCEF.exe	93
PID 4852 wrote to memory of 3812	4852	RdrCEF.exe	93
PID 4852 wrote to memory of 3812	4852	RdrCEF.exe	93
PID 4852 wrote to memory of 3812	4852	RdrCEF.exe	93
PID 4852 wrote to memory of 3812	4852	RdrCEF.exe	93
PID 4852 wrote to memory of 3812	4852	RdrCEF.exe	93
PID 4852 wrote to memory of 3812	4852	RdrCEF.exe	93
PID 4852 wrote to memory of 3812	4852	RdrCEF.exe	93
PID 4852 wrote to memory of 3812	4852	RdrCEF.exe	93
PID 4852 wrote to memory of 3812	4852	RdrCEF.exe	93
PID 4852 wrote to memory of 3812	4852	RdrCEF.exe	93
PID 4852 wrote to memory of 3812	4852	RdrCEF.exe	93
PID 4852 wrote to memory of 3812	4852	RdrCEF.exe	93
PID 4852 wrote to memory of 3812	4852	RdrCEF.exe	93
PID 4852 wrote to memory of 3812	4852	RdrCEF.exe	93
PID 4852 wrote to memory of 3812	4852	RdrCEF.exe	93
PID 4852 wrote to memory of 3812	4852	RdrCEF.exe	93
PID 4852 wrote to memory of 3812	4852	RdrCEF.exe	93
PID 4852 wrote to memory of 3120	4852	RdrCEF.exe	94
PID 4852 wrote to memory of 3120	4852	RdrCEF.exe	94
PID 4852 wrote to memory of 3120	4852	RdrCEF.exe	94
PID 4852 wrote to memory of 3120	4852	RdrCEF.exe	94
PID 4852 wrote to memory of 3120	4852	RdrCEF.exe	94
PID 4852 wrote to memory of 3120	4852	RdrCEF.exe	94
PID 4852 wrote to memory of 3120	4852	RdrCEF.exe	94
PID 4852 wrote to memory of 3120	4852	RdrCEF.exe	94
PID 4852 wrote to memory of 3120	4852	RdrCEF.exe	94
PID 4852 wrote to memory of 3120	4852	RdrCEF.exe	94
PID 4852 wrote to memory of 3120	4852	RdrCEF.exe	94
PID 4852 wrote to memory of 3120	4852	RdrCEF.exe	94
PID 4852 wrote to memory of 3120	4852	RdrCEF.exe	94
PID 4852 wrote to memory of 3120	4852	RdrCEF.exe	94
PID 4852 wrote to memory of 3120	4852	RdrCEF.exe	94
PID 4852 wrote to memory of 3120	4852	RdrCEF.exe	94
PID 4852 wrote to memory of 3120	4852	RdrCEF.exe	94
PID 4852 wrote to memory of 3120	4852	RdrCEF.exe	94
PID 4852 wrote to memory of 3120	4852	RdrCEF.exe	94
PID 4852 wrote to memory of 3120	4852	RdrCEF.exe	94

C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe
"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\7520724f58519f091162da01899a7c6e.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2536
- C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
  "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --backgroundcolor=16514043
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:4852
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=38EF7280005CAF13681A718B7DFB552E --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3812
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=5E7AA86FB51B9D8EA3464A4941FD7AAA --lang=en-US --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --enable-pinch --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --enable-gpu-async-worker-context --content-image-texture-target=0,0,3553;0,1,3553;0,2,3553;0,3,3553;0,4,3553;0,5,3553;0,6,3553;0,7,3553;0,8,3553;0,9,3553;0,10,3553;0,11,3553;0,12,3553;0,13,3553;0,14,3553;0,15,3553;0,16,3553;0,17,3553;0,18,3553;1,0,3553;1,1,3553;1,2,3553;1,3,3553;1,4,3553;1,5,3553;1,6,3553;1,7,3553;1,8,3553;1,9,3553;1,10,3553;1,11,3553;1,12,3553;1,13,3553;1,14,3553;1,15,3553;1,16,3553;1,17,3553;1,18,3553;2,0,3553;2,1,3553;2,2,3553;2,3,3553;2,4,3553;2,5,3553;2,6,3553;2,7,3553;2,8,3553;2,9,3553;2,10,3553;2,11,3553;2,12,3553;2,13,3553;2,14,3553;2,15,3553;2,16,3553;2,17,3553;2,18,3553;3,0,3553;3,1,3553;3,2,3553;3,3,3553;3,4,3553;3,5,3553;3,6,3553;3,7,3553;3,8,3553;3,9,3553;3,10,3553;3,11,3553;3,12,3553;3,13,3553;3,14,3553;3,15,3553;3,16,3553;3,17,3553;3,18,3553;4,0,3553;4,1,3553;4,2,3553;4,3,3553;4,4,3553;4,5,3553;4,6,3553;4,7,3553;4,8,3553;4,9,3553;4,10,3553;4,11,3553;4,12,3553;4,13,3553;4,14,3553;4,15,3553;4,16,3553;4,17,3553;4,18,3553;5,0,3553;5,1,3553;5,2,3553;5,3,3553;5,4,3553;5,5,3553;5,6,3553;5,7,3553;5,8,3553;5,9,3553;5,10,3553;5,11,3553;5,12,3553;5,13,3553;5,14,3553;5,15,3553;5,16,3553;5,17,3553;5,18,3553;6,0,3553;6,1,3553;6,2,3553;6,3,3553;6,4,3553;6,5,3553;6,6,3553;6,7,3553;6,8,3553;6,9,3553;6,10,3553;6,11,3553;6,12,3553;6,13,3553;6,14,3553;6,15,3553;6,16,3553;6,17,3553;6,18,3553 --disable-accelerated-video-decode --service-request-channel-token=5E7AA86FB51B9D8EA3464A4941FD7AAA --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3120
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=569506057C7C2B93A5F0FA9558D08AAA --lang=en-US --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --enable-pinch --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --enable-gpu-async-worker-context --content-image-texture-target=0,0,3553;0,1,3553;0,2,3553;0,3,3553;0,4,3553;0,5,3553;0,6,3553;0,7,3553;0,8,3553;0,9,3553;0,10,3553;0,11,3553;0,12,3553;0,13,3553;0,14,3553;0,15,3553;0,16,3553;0,17,3553;0,18,3553;1,0,3553;1,1,3553;1,2,3553;1,3,3553;1,4,3553;1,5,3553;1,6,3553;1,7,3553;1,8,3553;1,9,3553;1,10,3553;1,11,3553;1,12,3553;1,13,3553;1,14,3553;1,15,3553;1,16,3553;1,17,3553;1,18,3553;2,0,3553;2,1,3553;2,2,3553;2,3,3553;2,4,3553;2,5,3553;2,6,3553;2,7,3553;2,8,3553;2,9,3553;2,10,3553;2,11,3553;2,12,3553;2,13,3553;2,14,3553;2,15,3553;2,16,3553;2,17,3553;2,18,3553;3,0,3553;3,1,3553;3,2,3553;3,3,3553;3,4,3553;3,5,3553;3,6,3553;3,7,3553;3,8,3553;3,9,3553;3,10,3553;3,11,3553;3,12,3553;3,13,3553;3,14,3553;3,15,3553;3,16,3553;3,17,3553;3,18,3553;4,0,3553;4,1,3553;4,2,3553;4,3,3553;4,4,3553;4,5,3553;4,6,3553;4,7,3553;4,8,3553;4,9,3553;4,10,3553;4,11,3553;4,12,3553;4,13,3553;4,14,3553;4,15,3553;4,16,3553;4,17,3553;4,18,3553;5,0,3553;5,1,3553;5,2,3553;5,3,3553;5,4,3553;5,5,3553;5,6,3553;5,7,3553;5,8,3553;5,9,3553;5,10,3553;5,11,3553;5,12,3553;5,13,3553;5,14,3553;5,15,3553;5,16,3553;5,17,3553;5,18,3553;6,0,3553;6,1,3553;6,2,3553;6,3,3553;6,4,3553;6,5,3553;6,6,3553;6,7,3553;6,8,3553;6,9,3553;6,10,3553;6,11,3553;6,12,3553;6,13,3553;6,14,3553;6,15,3553;6,16,3553;6,17,3553;6,18,3553 --disable-accelerated-video-decode --service-request-channel-token=569506057C7C2B93A5F0FA9558D08AAA --renderer-client-id=4 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1280
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=278650387B2D08A9D30BE13CB514FFFC --mojo-platform-channel-handle=2328 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:320
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=3C23BAE0B374A0287AC40107D25537A8 --mojo-platform-channel-handle=1816 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4552
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=EA821F1773603F78DB2F1FCB5D993B16 --mojo-platform-channel-handle=2116 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1628

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1488

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
64KB

MD5
9c3627cefb87c9ace330f66eebb1f88f

SHA1
9a39ffa712e8ce96e91e67103aa0a28a42c3b735

SHA256
d636311be4cfbbf3379da83be6e2fde2d99a46aa6edc0551f7561e9757d23d52

SHA512
f302ff2b467d834665472a75a0fb13a6afe145ce2af41a54062831e644647e619d1e328ece0f88df289ff0a9642b906178d4251593785ddc4c69fb44f1666a0b

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
36KB

MD5
b30d3becc8731792523d599d949e63f5

SHA1
19350257e42d7aee17fb3bf139a9d3adb330fad4

SHA256
b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3

SHA512
523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

Download Submit