659ac98d318f1d30dee45aa4c3706c93d9185fb5e90d46d8fb3666ea6e55fe6e

Analysis

max time kernel
145s
max time network
160s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
30/12/2023, 06:14

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General

Target

10d0d375b8a04254452801bae3594e75.pdf
Size

87KB
MD5

10d0d375b8a04254452801bae3594e75
SHA1

70fe01051a562c4a5b6748ea14b91805c971fdf8
SHA256

659ac98d318f1d30dee45aa4c3706c93d9185fb5e90d46d8fb3666ea6e55fe6e
SHA512

e06a9b262004860f9f8296c7311d77809a425661a98fb88c89c27b0bb47fdbc994d78152ce8573963e4778911b71184e75f9e260d439f65e44eb73d78510a93c
SSDEEP

1536:B/Ex777Qfc3XcMxlEZ3hC0YwH7ntu7u6XlEWGpOKxFZn76GWd5EOR1n:2ZNtAZ3w0YEtOu6VJKxf762Or

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-1-5-21-635608581-3370340891-292606865-1000\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 2240	1060	AcroRd32.exe	91
PID 1060 wrote to memory of 2240	1060	AcroRd32.exe	91
PID 1060 wrote to memory of 2240	1060	AcroRd32.exe	91
PID 2240 wrote to memory of 3836	2240	RdrCEF.exe	92
PID 2240 wrote to memory of 3836	2240	RdrCEF.exe	92
PID 2240 wrote to memory of 3836	2240	RdrCEF.exe	92
PID 2240 wrote to memory of 3836	2240	RdrCEF.exe	92
PID 2240 wrote to memory of 3836	2240	RdrCEF.exe	92
PID 2240 wrote to memory of 3836	2240	RdrCEF.exe	92
PID 2240 wrote to memory of 3836	2240	RdrCEF.exe	92
PID 2240 wrote to memory of 3836	2240	RdrCEF.exe	92
PID 2240 wrote to memory of 3836	2240	RdrCEF.exe	92
PID 2240 wrote to memory of 3836	2240	RdrCEF.exe	92
PID 2240 wrote to memory of 3836	2240	RdrCEF.exe	92
PID 2240 wrote to memory of 3836	2240	RdrCEF.exe	92
PID 2240 wrote to memory of 3836	2240	RdrCEF.exe	92
PID 2240 wrote to memory of 3836	2240	RdrCEF.exe	92
PID 2240 wrote to memory of 3836	2240	RdrCEF.exe	92
PID 2240 wrote to memory of 3836	2240	RdrCEF.exe	92
PID 2240 wrote to memory of 3836	2240	RdrCEF.exe	92
PID 2240 wrote to memory of 3836	2240	RdrCEF.exe	92
PID 2240 wrote to memory of 3836	2240	RdrCEF.exe	92
PID 2240 wrote to memory of 3836	2240	RdrCEF.exe	92
PID 2240 wrote to memory of 3836	2240	RdrCEF.exe	92
PID 2240 wrote to memory of 3836	2240	RdrCEF.exe	92
PID 2240 wrote to memory of 3836	2240	RdrCEF.exe	92
PID 2240 wrote to memory of 3836	2240	RdrCEF.exe	92
PID 2240 wrote to memory of 3836	2240	RdrCEF.exe	92
PID 2240 wrote to memory of 3836	2240	RdrCEF.exe	92
PID 2240 wrote to memory of 3836	2240	RdrCEF.exe	92
PID 2240 wrote to memory of 3836	2240	RdrCEF.exe	92
PID 2240 wrote to memory of 3836	2240	RdrCEF.exe	92
PID 2240 wrote to memory of 3836	2240	RdrCEF.exe	92
PID 2240 wrote to memory of 3836	2240	RdrCEF.exe	92
PID 2240 wrote to memory of 3836	2240	RdrCEF.exe	92
PID 2240 wrote to memory of 3836	2240	RdrCEF.exe	92
PID 2240 wrote to memory of 3836	2240	RdrCEF.exe	92
PID 2240 wrote to memory of 3836	2240	RdrCEF.exe	92
PID 2240 wrote to memory of 3836	2240	RdrCEF.exe	92
PID 2240 wrote to memory of 3836	2240	RdrCEF.exe	92
PID 2240 wrote to memory of 3836	2240	RdrCEF.exe	92
PID 2240 wrote to memory of 3836	2240	RdrCEF.exe	92
PID 2240 wrote to memory of 3836	2240	RdrCEF.exe	92
PID 2240 wrote to memory of 3836	2240	RdrCEF.exe	92
PID 2240 wrote to memory of 3836	2240	RdrCEF.exe	92
PID 2240 wrote to memory of 3836	2240	RdrCEF.exe	92
PID 2240 wrote to memory of 3016	2240	RdrCEF.exe	93
PID 2240 wrote to memory of 3016	2240	RdrCEF.exe	93
PID 2240 wrote to memory of 3016	2240	RdrCEF.exe	93
PID 2240 wrote to memory of 3016	2240	RdrCEF.exe	93
PID 2240 wrote to memory of 3016	2240	RdrCEF.exe	93
PID 2240 wrote to memory of 3016	2240	RdrCEF.exe	93
PID 2240 wrote to memory of 3016	2240	RdrCEF.exe	93
PID 2240 wrote to memory of 3016	2240	RdrCEF.exe	93
PID 2240 wrote to memory of 3016	2240	RdrCEF.exe	93
PID 2240 wrote to memory of 3016	2240	RdrCEF.exe	93
PID 2240 wrote to memory of 3016	2240	RdrCEF.exe	93
PID 2240 wrote to memory of 3016	2240	RdrCEF.exe	93
PID 2240 wrote to memory of 3016	2240	RdrCEF.exe	93
PID 2240 wrote to memory of 3016	2240	RdrCEF.exe	93
PID 2240 wrote to memory of 3016	2240	RdrCEF.exe	93
PID 2240 wrote to memory of 3016	2240	RdrCEF.exe	93
PID 2240 wrote to memory of 3016	2240	RdrCEF.exe	93
PID 2240 wrote to memory of 3016	2240	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\10d0d375b8a04254452801bae3594e75.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:2240
- - 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=8837767DA0A621B4F40BE417A5789135 --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=8837767DA0A621B4F40BE417A5789135 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3836
- - 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=A5D395403E644850AB659C06ED3644F9 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3016
- - 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=1A360E4CD03B24001B9C7C279C122107 --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=1A360E4CD03B24001B9C7C279C122107 --renderer-client-id=4 --mojo-platform-channel-handle=2304 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1308
- - 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=63B43A40C697F635199E234AA1D90B73 --mojo-platform-channel-handle=2436 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2320
- - 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=AB79B77FE6355EA185C9849DDDE58573 --mojo-platform-channel-handle=2656 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4432
- - 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=44865F2D66F95F37C59298AD79D66C28 --mojo-platform-channel-handle=2032 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1216

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2120

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

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

Filesize
64KB

MD5
638210badc68bf1c291fca048ae9bd61

SHA1
f8ad3c11479cac4649ad58aca75e6e265ed82438

SHA256
2f165d8d20aed11a39972359e10324033396d45d383bf0be7c4b7cac8606c79e

SHA512
d12577e2aa5b5e64d6cb13b07411570c28f150f0a0a80d1c3629d0f3f05d8bda41f5a8393080e7aaf5998cc02dea13fc62982425ec17814ceac95fb4c1a79f07

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
memory/1060-136-0x000000000C940000-0x000000000CA8D000-memory.dmp

Filesize
1.3MB

Download