061a82ed77d36c96edac67fc6dd88e76fec4ba45f102cd5c00363ef21714c82b

Analysis

max time kernel
143s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
19-12-2023 11:38

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General

Target

1601c946be40f9eee226b7cff91e9365.pdf
Size

89KB
MD5

1601c946be40f9eee226b7cff91e9365
SHA1

cb2f47d9ef2af8100fd12c5147dbf388f819a9d6
SHA256

061a82ed77d36c96edac67fc6dd88e76fec4ba45f102cd5c00363ef21714c82b
SHA512

b107de987c9f034d87f23fed92ba746d0ccd0f168438c6ea72ad1c5c86dfd923c1051a759924b4a69be63c7491c92f2485e6b7cbe47174004832293c7c4293bc
SSDEEP

1536:xVNEDzcHoEFdf3t2QsLHJNyHl4cVzjCBHknLbfYWP3l4awFqPvBW2pO2qoK:7Nm+1JPsLpsHicRCi94xoPvO2S

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-1-5-21-3336304223-2978740688-3645194410-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3036	AcroRd32.exe
3036	AcroRd32.exe
3036	AcroRd32.exe
3036	AcroRd32.exe
3036	AcroRd32.exe
3036	AcroRd32.exe
3036	AcroRd32.exe
3036	AcroRd32.exe
3036	AcroRd32.exe
3036	AcroRd32.exe
3036	AcroRd32.exe
3036	AcroRd32.exe
3036	AcroRd32.exe
3036	AcroRd32.exe
3036	AcroRd32.exe
3036	AcroRd32.exe
3036	AcroRd32.exe
3036	AcroRd32.exe
3036	AcroRd32.exe
3036	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3036	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3036	AcroRd32.exe
3036	AcroRd32.exe
3036	AcroRd32.exe
3036	AcroRd32.exe
3036	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3036 wrote to memory of 2060	3036	AcroRd32.exe	93
PID 3036 wrote to memory of 2060	3036	AcroRd32.exe	93
PID 3036 wrote to memory of 2060	3036	AcroRd32.exe	93
PID 2060 wrote to memory of 4600	2060	RdrCEF.exe	94
PID 2060 wrote to memory of 4600	2060	RdrCEF.exe	94
PID 2060 wrote to memory of 4600	2060	RdrCEF.exe	94
PID 2060 wrote to memory of 4600	2060	RdrCEF.exe	94
PID 2060 wrote to memory of 4600	2060	RdrCEF.exe	94
PID 2060 wrote to memory of 4600	2060	RdrCEF.exe	94
PID 2060 wrote to memory of 4600	2060	RdrCEF.exe	94
PID 2060 wrote to memory of 4600	2060	RdrCEF.exe	94
PID 2060 wrote to memory of 4600	2060	RdrCEF.exe	94
PID 2060 wrote to memory of 4600	2060	RdrCEF.exe	94
PID 2060 wrote to memory of 4600	2060	RdrCEF.exe	94
PID 2060 wrote to memory of 4600	2060	RdrCEF.exe	94
PID 2060 wrote to memory of 4600	2060	RdrCEF.exe	94
PID 2060 wrote to memory of 4600	2060	RdrCEF.exe	94
PID 2060 wrote to memory of 4600	2060	RdrCEF.exe	94
PID 2060 wrote to memory of 4600	2060	RdrCEF.exe	94
PID 2060 wrote to memory of 4600	2060	RdrCEF.exe	94
PID 2060 wrote to memory of 4600	2060	RdrCEF.exe	94
PID 2060 wrote to memory of 4600	2060	RdrCEF.exe	94
PID 2060 wrote to memory of 4600	2060	RdrCEF.exe	94
PID 2060 wrote to memory of 4600	2060	RdrCEF.exe	94
PID 2060 wrote to memory of 4600	2060	RdrCEF.exe	94
PID 2060 wrote to memory of 4600	2060	RdrCEF.exe	94
PID 2060 wrote to memory of 4600	2060	RdrCEF.exe	94
PID 2060 wrote to memory of 4600	2060	RdrCEF.exe	94
PID 2060 wrote to memory of 4600	2060	RdrCEF.exe	94
PID 2060 wrote to memory of 4600	2060	RdrCEF.exe	94
PID 2060 wrote to memory of 4600	2060	RdrCEF.exe	94
PID 2060 wrote to memory of 4600	2060	RdrCEF.exe	94
PID 2060 wrote to memory of 4600	2060	RdrCEF.exe	94
PID 2060 wrote to memory of 4600	2060	RdrCEF.exe	94
PID 2060 wrote to memory of 4600	2060	RdrCEF.exe	94
PID 2060 wrote to memory of 4600	2060	RdrCEF.exe	94
PID 2060 wrote to memory of 4600	2060	RdrCEF.exe	94
PID 2060 wrote to memory of 4600	2060	RdrCEF.exe	94
PID 2060 wrote to memory of 4600	2060	RdrCEF.exe	94
PID 2060 wrote to memory of 4600	2060	RdrCEF.exe	94
PID 2060 wrote to memory of 4600	2060	RdrCEF.exe	94
PID 2060 wrote to memory of 4600	2060	RdrCEF.exe	94
PID 2060 wrote to memory of 4600	2060	RdrCEF.exe	94
PID 2060 wrote to memory of 4600	2060	RdrCEF.exe	94
PID 2060 wrote to memory of 3204	2060	RdrCEF.exe	95
PID 2060 wrote to memory of 3204	2060	RdrCEF.exe	95
PID 2060 wrote to memory of 3204	2060	RdrCEF.exe	95
PID 2060 wrote to memory of 3204	2060	RdrCEF.exe	95
PID 2060 wrote to memory of 3204	2060	RdrCEF.exe	95
PID 2060 wrote to memory of 3204	2060	RdrCEF.exe	95
PID 2060 wrote to memory of 3204	2060	RdrCEF.exe	95
PID 2060 wrote to memory of 3204	2060	RdrCEF.exe	95
PID 2060 wrote to memory of 3204	2060	RdrCEF.exe	95
PID 2060 wrote to memory of 3204	2060	RdrCEF.exe	95
PID 2060 wrote to memory of 3204	2060	RdrCEF.exe	95
PID 2060 wrote to memory of 3204	2060	RdrCEF.exe	95
PID 2060 wrote to memory of 3204	2060	RdrCEF.exe	95
PID 2060 wrote to memory of 3204	2060	RdrCEF.exe	95
PID 2060 wrote to memory of 3204	2060	RdrCEF.exe	95
PID 2060 wrote to memory of 3204	2060	RdrCEF.exe	95
PID 2060 wrote to memory of 3204	2060	RdrCEF.exe	95
PID 2060 wrote to memory of 3204	2060	RdrCEF.exe	95
PID 2060 wrote to memory of 3204	2060	RdrCEF.exe	95
PID 2060 wrote to memory of 3204	2060	RdrCEF.exe	95

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\1601c946be40f9eee226b7cff91e9365.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:3036
- 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:2060
- - 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=DB58FF4D3334E41D4391E9D459B9ACB3 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4600
- - 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=E848EA459AD160DA5C13EA3870C29A93 --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=E848EA459AD160DA5C13EA3870C29A93 --renderer-client-id=2 --mojo-platform-channel-handle=1776 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3204
- - 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=8EC0D6B626AF109ABED55DAFACFC3E3C --mojo-platform-channel-handle=2168 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4964
- - 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=F2354B90F8072BBB3A79C21A00638AA2 --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=F2354B90F8072BBB3A79C21A00638AA2 --renderer-client-id=5 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4832
- - 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=0F7C4230D0E9F983FCCCB196CD6DB834 --mojo-platform-channel-handle=2428 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3328
- - 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=7E8C088DC136075D8EAED15A4A707014 --mojo-platform-channel-handle=2684 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1200

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4316

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
ee1a1ec2920d17a74576b200b0f39612

SHA1
5fcd96b8fc8459f4471cef5c3b844057b075f790

SHA256
71462fcec3747a4630dc03586fc871a40ec58588d13d989b767b42154951f2f4

SHA512
6951e33d099d2e18d72ad23cd37c82f969042d6c88b35477d25287013dbb714e673e1eb143cbb49f1a6d448a154282acc4d6b446e75bcc61d5e0e4b8072a509f

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/3036-28-0x00000000091B0000-0x00000000091D1000-memory.dmp

Filesize
132KB

Download