kinsing | ec7d5130e0f4aaa1a0ae279add988bb9d858dffa5fc1a9affc1f659299c04c64

Analysis

max time kernel
141s
max time network
135s
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, 17:23

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General

Target
7514ff0534763c7d5603b75da73a6b75.pdf
Size 90KB
Sample240125-vx5d6abef3
SHA256 ec7d5130e0f4aaa1a0ae279add988bb9d858dffa5fc1a9affc1f659299c04c64
MD5 7514ff0534763c7d5603b75da73a6b75
SHA1 9a28bf09d405f9f4e612f4a8d5ff5796275263b7
SHA512 0b6bf06c6e022ca0f746b2bed130aa4c0e5e5bf5d5ca864547c252a485f5e8e385e35ec7e56f4a7d8219068693b70c42c5b14a3541d8c50491f9559609b8318c
SSDEEP 1536:KWJDa9qqRigJGwXfZXvQfgxqjwmQ/cl6c/Nl5pmlWapOtQCb0W6zmTvNMsRMcMzv:rs9qpgsg2y40El1LmatQQCivNld2
MD5 SHA1 SHA512 SSDEEP

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

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

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4808	AcroRd32.exe
4808	AcroRd32.exe
4808	AcroRd32.exe
4808	AcroRd32.exe
4808	AcroRd32.exe
4808	AcroRd32.exe
4808	AcroRd32.exe
4808	AcroRd32.exe
4808	AcroRd32.exe
4808	AcroRd32.exe
4808	AcroRd32.exe
4808	AcroRd32.exe
4808	AcroRd32.exe
4808	AcroRd32.exe
4808	AcroRd32.exe
4808	AcroRd32.exe
4808	AcroRd32.exe
4808	AcroRd32.exe
4808	AcroRd32.exe
4808	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4808	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4808	AcroRd32.exe
4808	AcroRd32.exe
4808	AcroRd32.exe
4808	AcroRd32.exe
4808	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4808 wrote to memory of 2348	4808	AcroRd32.exe	95
PID 4808 wrote to memory of 2348	4808	AcroRd32.exe	95
PID 4808 wrote to memory of 2348	4808	AcroRd32.exe	95
PID 2348 wrote to memory of 3508	2348	RdrCEF.exe	96
PID 2348 wrote to memory of 3508	2348	RdrCEF.exe	96
PID 2348 wrote to memory of 3508	2348	RdrCEF.exe	96
PID 2348 wrote to memory of 3508	2348	RdrCEF.exe	96
PID 2348 wrote to memory of 3508	2348	RdrCEF.exe	96
PID 2348 wrote to memory of 3508	2348	RdrCEF.exe	96
PID 2348 wrote to memory of 3508	2348	RdrCEF.exe	96
PID 2348 wrote to memory of 3508	2348	RdrCEF.exe	96
PID 2348 wrote to memory of 3508	2348	RdrCEF.exe	96
PID 2348 wrote to memory of 3508	2348	RdrCEF.exe	96
PID 2348 wrote to memory of 3508	2348	RdrCEF.exe	96
PID 2348 wrote to memory of 3508	2348	RdrCEF.exe	96
PID 2348 wrote to memory of 3508	2348	RdrCEF.exe	96
PID 2348 wrote to memory of 3508	2348	RdrCEF.exe	96
PID 2348 wrote to memory of 3508	2348	RdrCEF.exe	96
PID 2348 wrote to memory of 3508	2348	RdrCEF.exe	96
PID 2348 wrote to memory of 3508	2348	RdrCEF.exe	96
PID 2348 wrote to memory of 3508	2348	RdrCEF.exe	96
PID 2348 wrote to memory of 3508	2348	RdrCEF.exe	96
PID 2348 wrote to memory of 3508	2348	RdrCEF.exe	96
PID 2348 wrote to memory of 3508	2348	RdrCEF.exe	96
PID 2348 wrote to memory of 3508	2348	RdrCEF.exe	96
PID 2348 wrote to memory of 3508	2348	RdrCEF.exe	96
PID 2348 wrote to memory of 3508	2348	RdrCEF.exe	96
PID 2348 wrote to memory of 3508	2348	RdrCEF.exe	96
PID 2348 wrote to memory of 3508	2348	RdrCEF.exe	96
PID 2348 wrote to memory of 3508	2348	RdrCEF.exe	96
PID 2348 wrote to memory of 3508	2348	RdrCEF.exe	96
PID 2348 wrote to memory of 3508	2348	RdrCEF.exe	96
PID 2348 wrote to memory of 3508	2348	RdrCEF.exe	96
PID 2348 wrote to memory of 3508	2348	RdrCEF.exe	96
PID 2348 wrote to memory of 3508	2348	RdrCEF.exe	96
PID 2348 wrote to memory of 3508	2348	RdrCEF.exe	96
PID 2348 wrote to memory of 3508	2348	RdrCEF.exe	96
PID 2348 wrote to memory of 3508	2348	RdrCEF.exe	96
PID 2348 wrote to memory of 3508	2348	RdrCEF.exe	96
PID 2348 wrote to memory of 3508	2348	RdrCEF.exe	96
PID 2348 wrote to memory of 3508	2348	RdrCEF.exe	96
PID 2348 wrote to memory of 3508	2348	RdrCEF.exe	96
PID 2348 wrote to memory of 3508	2348	RdrCEF.exe	96
PID 2348 wrote to memory of 3508	2348	RdrCEF.exe	96
PID 2348 wrote to memory of 2672	2348	RdrCEF.exe	97
PID 2348 wrote to memory of 2672	2348	RdrCEF.exe	97
PID 2348 wrote to memory of 2672	2348	RdrCEF.exe	97
PID 2348 wrote to memory of 2672	2348	RdrCEF.exe	97
PID 2348 wrote to memory of 2672	2348	RdrCEF.exe	97
PID 2348 wrote to memory of 2672	2348	RdrCEF.exe	97
PID 2348 wrote to memory of 2672	2348	RdrCEF.exe	97
PID 2348 wrote to memory of 2672	2348	RdrCEF.exe	97
PID 2348 wrote to memory of 2672	2348	RdrCEF.exe	97
PID 2348 wrote to memory of 2672	2348	RdrCEF.exe	97
PID 2348 wrote to memory of 2672	2348	RdrCEF.exe	97
PID 2348 wrote to memory of 2672	2348	RdrCEF.exe	97
PID 2348 wrote to memory of 2672	2348	RdrCEF.exe	97
PID 2348 wrote to memory of 2672	2348	RdrCEF.exe	97
PID 2348 wrote to memory of 2672	2348	RdrCEF.exe	97
PID 2348 wrote to memory of 2672	2348	RdrCEF.exe	97
PID 2348 wrote to memory of 2672	2348	RdrCEF.exe	97
PID 2348 wrote to memory of 2672	2348	RdrCEF.exe	97
PID 2348 wrote to memory of 2672	2348	RdrCEF.exe	97
PID 2348 wrote to memory of 2672	2348	RdrCEF.exe	97

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\7514ff0534763c7d5603b75da73a6b75.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:4808
- 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:2348
- - 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=62753166C598EE18AAF00176C713EFB2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3508
- - 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=9B55F806EC2BBAAA277945F244206509 --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=9B55F806EC2BBAAA277945F244206509 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2672
- - 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=699CAA9EA7526D68B4230BC37C65B4FA --mojo-platform-channel-handle=2168 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1240
- - 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=7E6A4EDF62811CC80AD898612BAF2B41 --mojo-platform-channel-handle=2376 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2476
- - 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=2FE670A20BA268C06CFEF38399916921 --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=2FE670A20BA268C06CFEF38399916921 --renderer-client-id=6 --mojo-platform-channel-handle=2528 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4660
- - 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=A3669ADF144461A29CF431F3D39FD9F9 --mojo-platform-channel-handle=2668 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4916

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1016

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

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Downloads

ReaderMessages

Path C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages
Size 64KB
SHA256 3c1320577bc04536906062c30f775ba01bf7bbb3f5da279ba4e02d27a6f6f4f6
MD5 eee8145d9eda7bb868f7b64ef79570ae
SHA1 7dd34a4b1d0a4629705960ddbb1731c664e152d4
SHA512 59777c3eee9f753b017caf05d330190830335f6cce0aef5c10bb8f1f9d897a4915f10df549bc9f0021c03312078552cb095d517b6ba09d7924b55076645224b0
SSDEEP 384:ye8dThatELJ8SWvDTGJCesZsLglKhubvGZsLRZh+vS4:H+elZsLQCZsL3hUS4
MD5 SHA1 SHA512 SSDEEP

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ReaderMessages

Path C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages
Size 36KB
SHA256 b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
MD5 b30d3becc8731792523d599d949e63f5
SHA1 19350257e42d7aee17fb3bf139a9d3adb330fad4
SHA512 523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
SSDEEP 24:TLiXlzkrFsgIFsxX3pALXmnHpkDGjmcxBSkomXk+2m9RFTsyg+wmf9Mzm+Zs3tGl:TqlmFTIF3XmHjBoGGR+jMz+LhT
MD5 SHA1 SHA512 SSDEEP

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ReaderMessages

Path C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages
Size 56KB
SHA256 111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
MD5 752a1f26b18748311b691c7d8fc20633
SHA1 c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA512 a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5
SSDEEP 192:wedRBvVrThe4p4/KhTB4p4CitZtkZsLRGVDbw6H3ph+v3YQa9:weZdThkKhBvkZsLRGlzh+vS9
MD5 SHA1 SHA512 SSDEEP

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