31e24ee165be50363d7cf96d089a8bc7c56108e77d68c947ee7afd6bbc39419a

Analysis

max time kernel
108s
max time network
115s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
01/05/2023, 21:01

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General

Target

dahikarne.pdf
Size

1.7MB
MD5

ba11523ed12298d2fe98c8a084a1faca
SHA1

c1573c827118672914f679131cfd7f85f4c6c092
SHA256

31e24ee165be50363d7cf96d089a8bc7c56108e77d68c947ee7afd6bbc39419a
SHA512

9d6a60df044df521944c6ce2e892fc3e78259cf555d2c52886f6b66f43313596618ae82509c46feda222bf27997fb4c57b4d5ffb1520f9a63bcf31fff64f55ab
SSDEEP

24576:U7dqaQs25MO4XjsoH1I8MGGMnWz3Xd58QsCTqXRungn87z48Mfg2gb0QbpFon:YdxgZEnGMIdKQsCTWCgocj4Vb0QbM

Score

1^/10

Malware Config

Signatures

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-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2056	AcroRd32.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2056	AcroRd32.exe
2056	AcroRd32.exe
2056	AcroRd32.exe
2056	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2056 wrote to memory of 3456	2056	AcroRd32.exe	82
PID 2056 wrote to memory of 3456	2056	AcroRd32.exe	82
PID 2056 wrote to memory of 3456	2056	AcroRd32.exe	82
PID 2056 wrote to memory of 652	2056	AcroRd32.exe	83
PID 2056 wrote to memory of 652	2056	AcroRd32.exe	83
PID 2056 wrote to memory of 652	2056	AcroRd32.exe	83
PID 3456 wrote to memory of 4632	3456	RdrCEF.exe	84
PID 3456 wrote to memory of 4632	3456	RdrCEF.exe	84
PID 3456 wrote to memory of 4632	3456	RdrCEF.exe	84
PID 3456 wrote to memory of 4632	3456	RdrCEF.exe	84
PID 3456 wrote to memory of 4632	3456	RdrCEF.exe	84
PID 3456 wrote to memory of 4632	3456	RdrCEF.exe	84
PID 3456 wrote to memory of 4632	3456	RdrCEF.exe	84
PID 3456 wrote to memory of 4632	3456	RdrCEF.exe	84
PID 3456 wrote to memory of 4632	3456	RdrCEF.exe	84
PID 3456 wrote to memory of 4632	3456	RdrCEF.exe	84
PID 3456 wrote to memory of 4632	3456	RdrCEF.exe	84
PID 3456 wrote to memory of 4632	3456	RdrCEF.exe	84
PID 3456 wrote to memory of 4632	3456	RdrCEF.exe	84
PID 3456 wrote to memory of 4632	3456	RdrCEF.exe	84
PID 3456 wrote to memory of 4632	3456	RdrCEF.exe	84
PID 3456 wrote to memory of 4632	3456	RdrCEF.exe	84
PID 3456 wrote to memory of 4632	3456	RdrCEF.exe	84
PID 3456 wrote to memory of 4632	3456	RdrCEF.exe	84
PID 3456 wrote to memory of 4632	3456	RdrCEF.exe	84
PID 3456 wrote to memory of 4632	3456	RdrCEF.exe	84
PID 3456 wrote to memory of 4632	3456	RdrCEF.exe	84
PID 3456 wrote to memory of 4632	3456	RdrCEF.exe	84
PID 3456 wrote to memory of 4632	3456	RdrCEF.exe	84
PID 3456 wrote to memory of 4632	3456	RdrCEF.exe	84
PID 3456 wrote to memory of 4632	3456	RdrCEF.exe	84
PID 3456 wrote to memory of 4632	3456	RdrCEF.exe	84
PID 3456 wrote to memory of 4632	3456	RdrCEF.exe	84
PID 3456 wrote to memory of 4632	3456	RdrCEF.exe	84
PID 3456 wrote to memory of 4632	3456	RdrCEF.exe	84
PID 3456 wrote to memory of 4632	3456	RdrCEF.exe	84
PID 3456 wrote to memory of 4632	3456	RdrCEF.exe	84
PID 3456 wrote to memory of 4632	3456	RdrCEF.exe	84
PID 3456 wrote to memory of 4632	3456	RdrCEF.exe	84
PID 3456 wrote to memory of 4632	3456	RdrCEF.exe	84
PID 3456 wrote to memory of 4632	3456	RdrCEF.exe	84
PID 3456 wrote to memory of 4632	3456	RdrCEF.exe	84
PID 3456 wrote to memory of 4632	3456	RdrCEF.exe	84
PID 3456 wrote to memory of 4632	3456	RdrCEF.exe	84
PID 3456 wrote to memory of 4632	3456	RdrCEF.exe	84
PID 3456 wrote to memory of 4632	3456	RdrCEF.exe	84
PID 3456 wrote to memory of 4632	3456	RdrCEF.exe	84
PID 3456 wrote to memory of 2676	3456	RdrCEF.exe	85
PID 3456 wrote to memory of 2676	3456	RdrCEF.exe	85
PID 3456 wrote to memory of 2676	3456	RdrCEF.exe	85
PID 3456 wrote to memory of 2676	3456	RdrCEF.exe	85
PID 3456 wrote to memory of 2676	3456	RdrCEF.exe	85
PID 3456 wrote to memory of 2676	3456	RdrCEF.exe	85
PID 3456 wrote to memory of 2676	3456	RdrCEF.exe	85
PID 3456 wrote to memory of 2676	3456	RdrCEF.exe	85
PID 3456 wrote to memory of 2676	3456	RdrCEF.exe	85
PID 3456 wrote to memory of 2676	3456	RdrCEF.exe	85
PID 3456 wrote to memory of 2676	3456	RdrCEF.exe	85
PID 3456 wrote to memory of 2676	3456	RdrCEF.exe	85
PID 3456 wrote to memory of 2676	3456	RdrCEF.exe	85
PID 3456 wrote to memory of 2676	3456	RdrCEF.exe	85
PID 3456 wrote to memory of 2676	3456	RdrCEF.exe	85
PID 3456 wrote to memory of 2676	3456	RdrCEF.exe	85
PID 3456 wrote to memory of 2676	3456	RdrCEF.exe	85

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\dahikarne.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2056
- 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:3456
- - 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=5F8D868786AA87104B2E4028729741DD --mojo-platform-channel-handle=1728 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4632
- - 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=7A2BC516ADC9AE8DF0D4D6EC7AEE0036 --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=2 --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=7A2BC516ADC9AE8DF0D4D6EC7AEE0036 --renderer-client-id=2 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2676
- - 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=922A8343DEDF2781C314EADD193F780E --mojo-platform-channel-handle=2176 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4848
- - 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=C3EAB80A2CCBB8BD560C00D7E62560C6 --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=2 --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=C3EAB80A2CCBB8BD560C00D7E62560C6 --renderer-client-id=5 --mojo-platform-channel-handle=1804 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1228
- - 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=9145D4A92EBE740D84FFC446E500CA37 --mojo-platform-channel-handle=2564 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4036
- - 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=BED67026DF18BC458919674EB8E1E28F --mojo-platform-channel-handle=2668 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3736
- 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⤵
  PID:652

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3324

Network

MITRE ATT&CK Enterprise v6

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

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

Filesize
36KB

MD5
b30d3becc8731792523d599d949e63f5

SHA1
19350257e42d7aee17fb3bf139a9d3adb330fad4

SHA256
b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3

SHA512
523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e

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