kinsing | 9f36d6966d85a40169473ee2aaacffabd3012d406ff03663fef634aab8b75eeb

Analysis

max time kernel
141s
max time network
149s
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, 17:28

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General

Target
75181ee5e2b7c56e66dc3f5c9f48b73e.pdf
Size 78KB
Sample240125-v2bmmscefj
SHA256 9f36d6966d85a40169473ee2aaacffabd3012d406ff03663fef634aab8b75eeb
MD5 75181ee5e2b7c56e66dc3f5c9f48b73e
SHA1 21b097ba7102f3005bc240f4adf23469b2adfd45
SHA512 40bfcf97c998f7321b393def10447c3ea316b582c0b610fd5ff940f4a2f93da21e976f6bd21e5ab3f99259c2c25496e6339c5e7c22b6494b0a412948c7f12c85
SSDEEP 1536:vlL1C2PhCMmViojeHVsH1JfvtoVDcg+RCUsePvzHuRpbbWTzC:LPcViojeH4JfBoUseTORpbS6
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 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

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1060	AcroRd32.exe
1060	AcroRd32.exe
1060	AcroRd32.exe
1060	AcroRd32.exe
1060	AcroRd32.exe
1060	AcroRd32.exe
1060	AcroRd32.exe
1060	AcroRd32.exe
1060	AcroRd32.exe
1060	AcroRd32.exe
1060	AcroRd32.exe
1060	AcroRd32.exe
1060	AcroRd32.exe
1060	AcroRd32.exe
1060	AcroRd32.exe
1060	AcroRd32.exe
1060	AcroRd32.exe
1060	AcroRd32.exe
1060	AcroRd32.exe
1060	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1060	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1060	AcroRd32.exe
1060	AcroRd32.exe
1060	AcroRd32.exe
1060	AcroRd32.exe
1060	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1060 wrote to memory of 2700	1060	AcroRd32.exe	91
PID 1060 wrote to memory of 2700	1060	AcroRd32.exe	91
PID 1060 wrote to memory of 2700	1060	AcroRd32.exe	91
PID 2700 wrote to memory of 4516	2700	RdrCEF.exe	92
PID 2700 wrote to memory of 4516	2700	RdrCEF.exe	92
PID 2700 wrote to memory of 4516	2700	RdrCEF.exe	92
PID 2700 wrote to memory of 4516	2700	RdrCEF.exe	92
PID 2700 wrote to memory of 4516	2700	RdrCEF.exe	92
PID 2700 wrote to memory of 4516	2700	RdrCEF.exe	92
PID 2700 wrote to memory of 4516	2700	RdrCEF.exe	92
PID 2700 wrote to memory of 4516	2700	RdrCEF.exe	92
PID 2700 wrote to memory of 4516	2700	RdrCEF.exe	92
PID 2700 wrote to memory of 4516	2700	RdrCEF.exe	92
PID 2700 wrote to memory of 4516	2700	RdrCEF.exe	92
PID 2700 wrote to memory of 4516	2700	RdrCEF.exe	92
PID 2700 wrote to memory of 4516	2700	RdrCEF.exe	92
PID 2700 wrote to memory of 4516	2700	RdrCEF.exe	92
PID 2700 wrote to memory of 4516	2700	RdrCEF.exe	92
PID 2700 wrote to memory of 4516	2700	RdrCEF.exe	92
PID 2700 wrote to memory of 4516	2700	RdrCEF.exe	92
PID 2700 wrote to memory of 4516	2700	RdrCEF.exe	92
PID 2700 wrote to memory of 4516	2700	RdrCEF.exe	92
PID 2700 wrote to memory of 4516	2700	RdrCEF.exe	92
PID 2700 wrote to memory of 4516	2700	RdrCEF.exe	92
PID 2700 wrote to memory of 4516	2700	RdrCEF.exe	92
PID 2700 wrote to memory of 4516	2700	RdrCEF.exe	92
PID 2700 wrote to memory of 4516	2700	RdrCEF.exe	92
PID 2700 wrote to memory of 4516	2700	RdrCEF.exe	92
PID 2700 wrote to memory of 4516	2700	RdrCEF.exe	92
PID 2700 wrote to memory of 4516	2700	RdrCEF.exe	92
PID 2700 wrote to memory of 4516	2700	RdrCEF.exe	92
PID 2700 wrote to memory of 4516	2700	RdrCEF.exe	92
PID 2700 wrote to memory of 4516	2700	RdrCEF.exe	92
PID 2700 wrote to memory of 4516	2700	RdrCEF.exe	92
PID 2700 wrote to memory of 4516	2700	RdrCEF.exe	92
PID 2700 wrote to memory of 4516	2700	RdrCEF.exe	92
PID 2700 wrote to memory of 4516	2700	RdrCEF.exe	92
PID 2700 wrote to memory of 4516	2700	RdrCEF.exe	92
PID 2700 wrote to memory of 4516	2700	RdrCEF.exe	92
PID 2700 wrote to memory of 4516	2700	RdrCEF.exe	92
PID 2700 wrote to memory of 4516	2700	RdrCEF.exe	92
PID 2700 wrote to memory of 4516	2700	RdrCEF.exe	92
PID 2700 wrote to memory of 4516	2700	RdrCEF.exe	92
PID 2700 wrote to memory of 4516	2700	RdrCEF.exe	92
PID 2700 wrote to memory of 3984	2700	RdrCEF.exe	93
PID 2700 wrote to memory of 3984	2700	RdrCEF.exe	93
PID 2700 wrote to memory of 3984	2700	RdrCEF.exe	93
PID 2700 wrote to memory of 3984	2700	RdrCEF.exe	93
PID 2700 wrote to memory of 3984	2700	RdrCEF.exe	93
PID 2700 wrote to memory of 3984	2700	RdrCEF.exe	93
PID 2700 wrote to memory of 3984	2700	RdrCEF.exe	93
PID 2700 wrote to memory of 3984	2700	RdrCEF.exe	93
PID 2700 wrote to memory of 3984	2700	RdrCEF.exe	93
PID 2700 wrote to memory of 3984	2700	RdrCEF.exe	93
PID 2700 wrote to memory of 3984	2700	RdrCEF.exe	93
PID 2700 wrote to memory of 3984	2700	RdrCEF.exe	93
PID 2700 wrote to memory of 3984	2700	RdrCEF.exe	93
PID 2700 wrote to memory of 3984	2700	RdrCEF.exe	93
PID 2700 wrote to memory of 3984	2700	RdrCEF.exe	93
PID 2700 wrote to memory of 3984	2700	RdrCEF.exe	93
PID 2700 wrote to memory of 3984	2700	RdrCEF.exe	93
PID 2700 wrote to memory of 3984	2700	RdrCEF.exe	93
PID 2700 wrote to memory of 3984	2700	RdrCEF.exe	93
PID 2700 wrote to memory of 3984	2700	RdrCEF.exe	93

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\75181ee5e2b7c56e66dc3f5c9f48b73e.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:1060
- 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:2700
- - 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=B5265D0E30F7C9E6415966105565BF46 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4516
- - 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=20EC71DA24D461588D6CCE270545DA1D --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=20EC71DA24D461588D6CCE270545DA1D --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3984
- - 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=645792D3B93937B2499E8146981D5169 --mojo-platform-channel-handle=2168 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1888
- - 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=5EB528C41765DC57078B8CBD226AB803 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3916
- - 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=25EC2F519D53704180EA92B08258B120 --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=25EC2F519D53704180EA92B08258B120 --renderer-client-id=6 --mojo-platform-channel-handle=1928 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2296
- - 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=7081A321BAB8CDD076A8E9E711F8D1FD --mojo-platform-channel-handle=2760 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1284

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:556

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 6166fdca38b0b79c78708b92dd12515ffad811a4c4217ff5d4fcdfa2280675cf
MD5 22c5623aa8ebf70b048044623f1231be
SHA1 aaa0dfa2e5824ac658072e0741d95def821c13c8
SHA512 bbedccb7bcab1b50968089a3d0b0efc88acc4ffede8de9fa64b097d56219a0b9278540bdc6fd7917f8a3da5a691865d3161186f46a96c055acb5c6ad2e371fb2
SSDEEP 384:yeodThatELJ8SWvDTGJCesZsLglKhubvGZsLRZh+vS4:D+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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memory/1060-25-0x000000000BE50000-0x000000000BEA0000-memory.dmp

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