626275858ec0b98376f2c1b89b952790725444bb5bd3242b58ec0cffa4acaa3f

Analysis

max time kernel
152s
max time network
157s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
29/12/2023, 23:59

Sharing

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General

Target

07cf3d6015d00b97b545ccd2de39baa9.pdf
Size

77KB
MD5

07cf3d6015d00b97b545ccd2de39baa9
SHA1

ba07ab2bb21c34854426ea37a50e7e9552e695af
SHA256

626275858ec0b98376f2c1b89b952790725444bb5bd3242b58ec0cffa4acaa3f
SHA512

5d4ac1d3dc7e369337e93d77320d6143be3b383256e2b92e20af2ab40d6a5d4f9f0bee60bd15b4d64abcce28fcab968aa1c46e776071b8e7bb138d95db770955
SSDEEP

1536:VMWQeWW8BEF2QM3l30q0bUVJqMAzXkVXmSDlWsKflaVk:s5FBgrMRcoeMqXkVbtMlB

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-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3864	AcroRd32.exe
3864	AcroRd32.exe
3864	AcroRd32.exe
3864	AcroRd32.exe
3864	AcroRd32.exe
3864	AcroRd32.exe
3864	AcroRd32.exe
3864	AcroRd32.exe
3864	AcroRd32.exe
3864	AcroRd32.exe
3864	AcroRd32.exe
3864	AcroRd32.exe
3864	AcroRd32.exe
3864	AcroRd32.exe
3864	AcroRd32.exe
3864	AcroRd32.exe
3864	AcroRd32.exe
3864	AcroRd32.exe
3864	AcroRd32.exe
3864	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3864	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3864	AcroRd32.exe
3864	AcroRd32.exe
3864	AcroRd32.exe
3864	AcroRd32.exe
3864	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3864 wrote to memory of 896	3864	AcroRd32.exe	98
PID 3864 wrote to memory of 896	3864	AcroRd32.exe	98
PID 3864 wrote to memory of 896	3864	AcroRd32.exe	98
PID 3864 wrote to memory of 748	3864	AcroRd32.exe	99
PID 3864 wrote to memory of 748	3864	AcroRd32.exe	99
PID 3864 wrote to memory of 748	3864	AcroRd32.exe	99
PID 896 wrote to memory of 1052	896	RdrCEF.exe	102
PID 896 wrote to memory of 1052	896	RdrCEF.exe	102
PID 896 wrote to memory of 1052	896	RdrCEF.exe	102
PID 896 wrote to memory of 1052	896	RdrCEF.exe	102
PID 896 wrote to memory of 1052	896	RdrCEF.exe	102
PID 896 wrote to memory of 1052	896	RdrCEF.exe	102
PID 896 wrote to memory of 1052	896	RdrCEF.exe	102
PID 896 wrote to memory of 1052	896	RdrCEF.exe	102
PID 896 wrote to memory of 1052	896	RdrCEF.exe	102
PID 896 wrote to memory of 1052	896	RdrCEF.exe	102
PID 896 wrote to memory of 1052	896	RdrCEF.exe	102
PID 896 wrote to memory of 1052	896	RdrCEF.exe	102
PID 896 wrote to memory of 1052	896	RdrCEF.exe	102
PID 896 wrote to memory of 1052	896	RdrCEF.exe	102
PID 896 wrote to memory of 1052	896	RdrCEF.exe	102
PID 896 wrote to memory of 1052	896	RdrCEF.exe	102
PID 896 wrote to memory of 1052	896	RdrCEF.exe	102
PID 896 wrote to memory of 1052	896	RdrCEF.exe	102
PID 896 wrote to memory of 1052	896	RdrCEF.exe	102
PID 896 wrote to memory of 1052	896	RdrCEF.exe	102
PID 896 wrote to memory of 1052	896	RdrCEF.exe	102
PID 896 wrote to memory of 1052	896	RdrCEF.exe	102
PID 896 wrote to memory of 1052	896	RdrCEF.exe	102
PID 896 wrote to memory of 1052	896	RdrCEF.exe	102
PID 896 wrote to memory of 1052	896	RdrCEF.exe	102
PID 896 wrote to memory of 1052	896	RdrCEF.exe	102
PID 896 wrote to memory of 1052	896	RdrCEF.exe	102
PID 896 wrote to memory of 1052	896	RdrCEF.exe	102
PID 896 wrote to memory of 1052	896	RdrCEF.exe	102
PID 896 wrote to memory of 1052	896	RdrCEF.exe	102
PID 896 wrote to memory of 1052	896	RdrCEF.exe	102
PID 896 wrote to memory of 1052	896	RdrCEF.exe	102
PID 896 wrote to memory of 1052	896	RdrCEF.exe	102
PID 896 wrote to memory of 1052	896	RdrCEF.exe	102
PID 896 wrote to memory of 1052	896	RdrCEF.exe	102
PID 896 wrote to memory of 1052	896	RdrCEF.exe	102
PID 896 wrote to memory of 1052	896	RdrCEF.exe	102
PID 896 wrote to memory of 1052	896	RdrCEF.exe	102
PID 896 wrote to memory of 1052	896	RdrCEF.exe	102
PID 896 wrote to memory of 1052	896	RdrCEF.exe	102
PID 896 wrote to memory of 1052	896	RdrCEF.exe	102
PID 896 wrote to memory of 2232	896	RdrCEF.exe	103
PID 896 wrote to memory of 2232	896	RdrCEF.exe	103
PID 896 wrote to memory of 2232	896	RdrCEF.exe	103
PID 896 wrote to memory of 2232	896	RdrCEF.exe	103
PID 896 wrote to memory of 2232	896	RdrCEF.exe	103
PID 896 wrote to memory of 2232	896	RdrCEF.exe	103
PID 896 wrote to memory of 2232	896	RdrCEF.exe	103
PID 896 wrote to memory of 2232	896	RdrCEF.exe	103
PID 896 wrote to memory of 2232	896	RdrCEF.exe	103
PID 896 wrote to memory of 2232	896	RdrCEF.exe	103
PID 896 wrote to memory of 2232	896	RdrCEF.exe	103
PID 896 wrote to memory of 2232	896	RdrCEF.exe	103
PID 896 wrote to memory of 2232	896	RdrCEF.exe	103
PID 896 wrote to memory of 2232	896	RdrCEF.exe	103
PID 896 wrote to memory of 2232	896	RdrCEF.exe	103
PID 896 wrote to memory of 2232	896	RdrCEF.exe	103
PID 896 wrote to memory of 2232	896	RdrCEF.exe	103

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\07cf3d6015d00b97b545ccd2de39baa9.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:3864
- 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:896
- - 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=06EAB1B8DE01644809BF2AB6C6764448 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1052
- - 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=B5114AA3D1329B590428C773EB3228FC --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=B5114AA3D1329B590428C773EB3228FC --renderer-client-id=2 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2232
- - 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=BC227943C17F71AECCF698B7651B9E11 --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=BC227943C17F71AECCF698B7651B9E11 --renderer-client-id=4 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1832
- - 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=B89B7DE476AF2B28FF65895BF96F98A7 --mojo-platform-channel-handle=2564 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:380
- - 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=157B7AF1F40CC8D5412D64EE6ED8C8FD --mojo-platform-channel-handle=1972 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3180
- - 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=0EEDC9CA3015CD3C9BF8E29F851A44AB --mojo-platform-channel-handle=2656 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1780
- 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:748

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:316

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

Loading Replay Monitor...

Downloads

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

Filesize
64KB

MD5
dd9358111aa09035f54e88141785fc0b

SHA1
1c185ec64ad1b2ceff18af5f7be542967f91ba80

SHA256
108b801a1ef5cdadb7462c2f8f864b810e9e1b177f1481d4e2ffa4f7afcf6b23

SHA512
c2fc4694ec1508d9e708b02a4028a2f58839dc85040ef68d15f053c3d14030a3610bad2a80342fb20cc42c58978108ba9d40699e9de17fb0872e7ffddbd5a608

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