kinsing | 7f4789c30e96b3ee1584409a97377940ec9b6ca1cfc8a6d0ebecd5aa55df6340

General

Target

74fc36d4aed59438590673138ebbb532.pdf
Size

84KB
MD5

74fc36d4aed59438590673138ebbb532
SHA1

71f111b26b60df70e85f8bce1ce870c83bfeda74
SHA256

7f4789c30e96b3ee1584409a97377940ec9b6ca1cfc8a6d0ebecd5aa55df6340
SHA512

029f4f10ba9e8fad8e904073dc07bfc0f2e4267839d66e39e4090db53fc40983b8b43141c581b2edb3b320f770a36baf0e6c17dd1aedd381799477647ea7d4ee
SSDEEP

1536:p6H7hLp23wB/IecyyH9I9etjyQRsaK3YtIalDq8izidwhW11jBCoWOpOwrArB8Jm:IHNLOwR6ywmk1hlDq8NslwryD

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-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

Processes:

AcroRd32.exe

pid	process
4440	AcroRd32.exe
4440	AcroRd32.exe
4440	AcroRd32.exe
4440	AcroRd32.exe
4440	AcroRd32.exe
4440	AcroRd32.exe
4440	AcroRd32.exe
4440	AcroRd32.exe
4440	AcroRd32.exe
4440	AcroRd32.exe
4440	AcroRd32.exe
4440	AcroRd32.exe
4440	AcroRd32.exe
4440	AcroRd32.exe
4440	AcroRd32.exe
4440	AcroRd32.exe
4440	AcroRd32.exe
4440	AcroRd32.exe
4440	AcroRd32.exe
4440	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

AcroRd32.exe

pid process

4440 AcroRd32.exe
Suspicious use of SetWindowsHookEx 5 IoCs

Processes:

AcroRd32.exe

pid process

4440 AcroRd32.exe
4440 AcroRd32.exe
4440 AcroRd32.exe
4440 AcroRd32.exe
4440 AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

AcroRd32.exeRdrCEF.exe

description	pid	process	target process
PID 4440 wrote to memory of 816	4440	AcroRd32.exe	RdrCEF.exe
PID 4440 wrote to memory of 816	4440	AcroRd32.exe	RdrCEF.exe
PID 4440 wrote to memory of 816	4440	AcroRd32.exe	RdrCEF.exe
PID 816 wrote to memory of 1508	816	RdrCEF.exe	RdrCEF.exe
PID 816 wrote to memory of 1508	816	RdrCEF.exe	RdrCEF.exe
PID 816 wrote to memory of 1508	816	RdrCEF.exe	RdrCEF.exe
PID 816 wrote to memory of 1508	816	RdrCEF.exe	RdrCEF.exe
PID 816 wrote to memory of 1508	816	RdrCEF.exe	RdrCEF.exe
PID 816 wrote to memory of 1508	816	RdrCEF.exe	RdrCEF.exe
PID 816 wrote to memory of 1508	816	RdrCEF.exe	RdrCEF.exe
PID 816 wrote to memory of 1508	816	RdrCEF.exe	RdrCEF.exe
PID 816 wrote to memory of 1508	816	RdrCEF.exe	RdrCEF.exe
PID 816 wrote to memory of 1508	816	RdrCEF.exe	RdrCEF.exe
PID 816 wrote to memory of 1508	816	RdrCEF.exe	RdrCEF.exe
PID 816 wrote to memory of 1508	816	RdrCEF.exe	RdrCEF.exe
PID 816 wrote to memory of 1508	816	RdrCEF.exe	RdrCEF.exe
PID 816 wrote to memory of 1508	816	RdrCEF.exe	RdrCEF.exe
PID 816 wrote to memory of 1508	816	RdrCEF.exe	RdrCEF.exe
PID 816 wrote to memory of 1508	816	RdrCEF.exe	RdrCEF.exe
PID 816 wrote to memory of 1508	816	RdrCEF.exe	RdrCEF.exe
PID 816 wrote to memory of 1508	816	RdrCEF.exe	RdrCEF.exe
PID 816 wrote to memory of 1508	816	RdrCEF.exe	RdrCEF.exe
PID 816 wrote to memory of 1508	816	RdrCEF.exe	RdrCEF.exe
PID 816 wrote to memory of 1508	816	RdrCEF.exe	RdrCEF.exe
PID 816 wrote to memory of 1508	816	RdrCEF.exe	RdrCEF.exe
PID 816 wrote to memory of 1508	816	RdrCEF.exe	RdrCEF.exe
PID 816 wrote to memory of 1508	816	RdrCEF.exe	RdrCEF.exe
PID 816 wrote to memory of 1508	816	RdrCEF.exe	RdrCEF.exe
PID 816 wrote to memory of 1508	816	RdrCEF.exe	RdrCEF.exe
PID 816 wrote to memory of 1508	816	RdrCEF.exe	RdrCEF.exe
PID 816 wrote to memory of 1508	816	RdrCEF.exe	RdrCEF.exe
PID 816 wrote to memory of 1508	816	RdrCEF.exe	RdrCEF.exe
PID 816 wrote to memory of 1508	816	RdrCEF.exe	RdrCEF.exe
PID 816 wrote to memory of 1508	816	RdrCEF.exe	RdrCEF.exe
PID 816 wrote to memory of 1508	816	RdrCEF.exe	RdrCEF.exe
PID 816 wrote to memory of 1508	816	RdrCEF.exe	RdrCEF.exe
PID 816 wrote to memory of 1508	816	RdrCEF.exe	RdrCEF.exe
PID 816 wrote to memory of 1508	816	RdrCEF.exe	RdrCEF.exe
PID 816 wrote to memory of 1508	816	RdrCEF.exe	RdrCEF.exe
PID 816 wrote to memory of 1508	816	RdrCEF.exe	RdrCEF.exe
PID 816 wrote to memory of 1508	816	RdrCEF.exe	RdrCEF.exe
PID 816 wrote to memory of 1508	816	RdrCEF.exe	RdrCEF.exe
PID 816 wrote to memory of 1508	816	RdrCEF.exe	RdrCEF.exe
PID 816 wrote to memory of 1508	816	RdrCEF.exe	RdrCEF.exe
PID 816 wrote to memory of 5072	816	RdrCEF.exe	RdrCEF.exe
PID 816 wrote to memory of 5072	816	RdrCEF.exe	RdrCEF.exe
PID 816 wrote to memory of 5072	816	RdrCEF.exe	RdrCEF.exe
PID 816 wrote to memory of 5072	816	RdrCEF.exe	RdrCEF.exe
PID 816 wrote to memory of 5072	816	RdrCEF.exe	RdrCEF.exe
PID 816 wrote to memory of 5072	816	RdrCEF.exe	RdrCEF.exe
PID 816 wrote to memory of 5072	816	RdrCEF.exe	RdrCEF.exe
PID 816 wrote to memory of 5072	816	RdrCEF.exe	RdrCEF.exe
PID 816 wrote to memory of 5072	816	RdrCEF.exe	RdrCEF.exe
PID 816 wrote to memory of 5072	816	RdrCEF.exe	RdrCEF.exe
PID 816 wrote to memory of 5072	816	RdrCEF.exe	RdrCEF.exe
PID 816 wrote to memory of 5072	816	RdrCEF.exe	RdrCEF.exe
PID 816 wrote to memory of 5072	816	RdrCEF.exe	RdrCEF.exe
PID 816 wrote to memory of 5072	816	RdrCEF.exe	RdrCEF.exe
PID 816 wrote to memory of 5072	816	RdrCEF.exe	RdrCEF.exe
PID 816 wrote to memory of 5072	816	RdrCEF.exe	RdrCEF.exe
PID 816 wrote to memory of 5072	816	RdrCEF.exe	RdrCEF.exe
PID 816 wrote to memory of 5072	816	RdrCEF.exe	RdrCEF.exe
PID 816 wrote to memory of 5072	816	RdrCEF.exe	RdrCEF.exe
PID 816 wrote to memory of 5072	816	RdrCEF.exe	RdrCEF.exe

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\74fc36d4aed59438590673138ebbb532.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:4440
- 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:816
- - 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=F4B4B307F4AE998321392A8B18C77F46 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1508
- - 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=D1E786B5DBE7ADFD865D74067D38EB66 --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=D1E786B5DBE7ADFD865D74067D38EB66 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5072
- - 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=DF54FA28E52EC4A2AD020BB7F1AF441F --mojo-platform-channel-handle=2296 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2524
- - 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=F73CA479294F627E58558BC1835A3055 --mojo-platform-channel-handle=1928 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1820
- - 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=4F7F2E816171A3E126BAD5E83E088036 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4932
- - 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=7446AD6D0E52CFB6DDCBA0E4F213A5B4 --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=7446AD6D0E52CFB6DDCBA0E4F213A5B4 --renderer-client-id=7 --mojo-platform-channel-handle=2528 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3904

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4248

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
64KB

MD5
125a61bf0cbcd6a5cd4bb257b9d39136

SHA1
410ecb3a6721f71b7745d97f3fcd0f53fd219cac

SHA256
d602dec874b3cfa706af51f900e2d199ea1885cc665954c5845fe08c86e7c38e

SHA512
6367d673030b8fb851d0fc26de13a2b50bc10128faad5663fc45971e3df37b5168d5caaae964d16d475311b03deb991579539420796b3b821b75058e332ea4fb

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads