b0d8a9d51c43c6b1cd73af6d088b1ab7614c96e63f9a0c55ff56f4bb3ee8ba95

Analysis

max time kernel
160s
max time network
149s
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, 13:40

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target

3674d19aa46329b9d74a17de853cb429.pdf
Size

78KB
MD5

3674d19aa46329b9d74a17de853cb429
SHA1

22ea8e6c44c60c0ed8099fdba552e0a6c9e337ba
SHA256

b0d8a9d51c43c6b1cd73af6d088b1ab7614c96e63f9a0c55ff56f4bb3ee8ba95
SHA512

2111a1bb38d5d0cf758935caa37ab2a8374d83c56279d303e7ee14637ad4c264db183f24d929089dd85bc0ce38b4995ae6d57a324ba73c45d427f8a38527b244
SSDEEP

1536:9hmF+MYj3vNXz2+kYSCUefI+l9ZQF4cHZ/5i9WrUxV65W8pO7rWWDUJSHS:xMS3Nz2+kYtXl9ZQF4Y/58V6Q7xYJx

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
1836	AcroRd32.exe
1836	AcroRd32.exe
1836	AcroRd32.exe
1836	AcroRd32.exe
1836	AcroRd32.exe
1836	AcroRd32.exe
1836	AcroRd32.exe
1836	AcroRd32.exe
1836	AcroRd32.exe
1836	AcroRd32.exe
1836	AcroRd32.exe
1836	AcroRd32.exe
1836	AcroRd32.exe
1836	AcroRd32.exe
1836	AcroRd32.exe
1836	AcroRd32.exe
1836	AcroRd32.exe
1836	AcroRd32.exe
1836	AcroRd32.exe
1836	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1836	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1836	AcroRd32.exe
1836	AcroRd32.exe
1836	AcroRd32.exe
1836	AcroRd32.exe
1836	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1836 wrote to memory of 2348	1836	AcroRd32.exe	92
PID 1836 wrote to memory of 2348	1836	AcroRd32.exe	92
PID 1836 wrote to memory of 2348	1836	AcroRd32.exe	92
PID 2348 wrote to memory of 4484	2348	RdrCEF.exe	93
PID 2348 wrote to memory of 4484	2348	RdrCEF.exe	93
PID 2348 wrote to memory of 4484	2348	RdrCEF.exe	93
PID 2348 wrote to memory of 4484	2348	RdrCEF.exe	93
PID 2348 wrote to memory of 4484	2348	RdrCEF.exe	93
PID 2348 wrote to memory of 4484	2348	RdrCEF.exe	93
PID 2348 wrote to memory of 4484	2348	RdrCEF.exe	93
PID 2348 wrote to memory of 4484	2348	RdrCEF.exe	93
PID 2348 wrote to memory of 4484	2348	RdrCEF.exe	93
PID 2348 wrote to memory of 4484	2348	RdrCEF.exe	93
PID 2348 wrote to memory of 4484	2348	RdrCEF.exe	93
PID 2348 wrote to memory of 4484	2348	RdrCEF.exe	93
PID 2348 wrote to memory of 4484	2348	RdrCEF.exe	93
PID 2348 wrote to memory of 4484	2348	RdrCEF.exe	93
PID 2348 wrote to memory of 4484	2348	RdrCEF.exe	93
PID 2348 wrote to memory of 4484	2348	RdrCEF.exe	93
PID 2348 wrote to memory of 4484	2348	RdrCEF.exe	93
PID 2348 wrote to memory of 4484	2348	RdrCEF.exe	93
PID 2348 wrote to memory of 4484	2348	RdrCEF.exe	93
PID 2348 wrote to memory of 4484	2348	RdrCEF.exe	93
PID 2348 wrote to memory of 4484	2348	RdrCEF.exe	93
PID 2348 wrote to memory of 4484	2348	RdrCEF.exe	93
PID 2348 wrote to memory of 4484	2348	RdrCEF.exe	93
PID 2348 wrote to memory of 4484	2348	RdrCEF.exe	93
PID 2348 wrote to memory of 4484	2348	RdrCEF.exe	93
PID 2348 wrote to memory of 4484	2348	RdrCEF.exe	93
PID 2348 wrote to memory of 4484	2348	RdrCEF.exe	93
PID 2348 wrote to memory of 4484	2348	RdrCEF.exe	93
PID 2348 wrote to memory of 4484	2348	RdrCEF.exe	93
PID 2348 wrote to memory of 4484	2348	RdrCEF.exe	93
PID 2348 wrote to memory of 4484	2348	RdrCEF.exe	93
PID 2348 wrote to memory of 4484	2348	RdrCEF.exe	93
PID 2348 wrote to memory of 4484	2348	RdrCEF.exe	93
PID 2348 wrote to memory of 4484	2348	RdrCEF.exe	93
PID 2348 wrote to memory of 4484	2348	RdrCEF.exe	93
PID 2348 wrote to memory of 4484	2348	RdrCEF.exe	93
PID 2348 wrote to memory of 4484	2348	RdrCEF.exe	93
PID 2348 wrote to memory of 4484	2348	RdrCEF.exe	93
PID 2348 wrote to memory of 4484	2348	RdrCEF.exe	93
PID 2348 wrote to memory of 4484	2348	RdrCEF.exe	93
PID 2348 wrote to memory of 4484	2348	RdrCEF.exe	93
PID 2348 wrote to memory of 4460	2348	RdrCEF.exe	94
PID 2348 wrote to memory of 4460	2348	RdrCEF.exe	94
PID 2348 wrote to memory of 4460	2348	RdrCEF.exe	94
PID 2348 wrote to memory of 4460	2348	RdrCEF.exe	94
PID 2348 wrote to memory of 4460	2348	RdrCEF.exe	94
PID 2348 wrote to memory of 4460	2348	RdrCEF.exe	94
PID 2348 wrote to memory of 4460	2348	RdrCEF.exe	94
PID 2348 wrote to memory of 4460	2348	RdrCEF.exe	94
PID 2348 wrote to memory of 4460	2348	RdrCEF.exe	94
PID 2348 wrote to memory of 4460	2348	RdrCEF.exe	94
PID 2348 wrote to memory of 4460	2348	RdrCEF.exe	94
PID 2348 wrote to memory of 4460	2348	RdrCEF.exe	94
PID 2348 wrote to memory of 4460	2348	RdrCEF.exe	94
PID 2348 wrote to memory of 4460	2348	RdrCEF.exe	94
PID 2348 wrote to memory of 4460	2348	RdrCEF.exe	94
PID 2348 wrote to memory of 4460	2348	RdrCEF.exe	94
PID 2348 wrote to memory of 4460	2348	RdrCEF.exe	94
PID 2348 wrote to memory of 4460	2348	RdrCEF.exe	94
PID 2348 wrote to memory of 4460	2348	RdrCEF.exe	94
PID 2348 wrote to memory of 4460	2348	RdrCEF.exe	94

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\3674d19aa46329b9d74a17de853cb429.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:1836
- 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:2348
- - 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=599070A04005B6DA3827F7C671A3E0D7 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4484
- - 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=F5CB7DFC8549036EF8FB9085BA7D4078 --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=F5CB7DFC8549036EF8FB9085BA7D4078 --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4460
- - 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=CD508C108B16D345A81DFB3E69FF80A5 --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=CD508C108B16D345A81DFB3E69FF80A5 --renderer-client-id=4 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4532
- - 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=246C3D933B02E2C97CBF405F183DFF0A --mojo-platform-channel-handle=2600 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5048
- - 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=142EA428C5EFFD6106B3EBCD55652A45 --mojo-platform-channel-handle=2608 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3980
- - 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=0C1594FBC2644966FFB2F97C89090003 --mojo-platform-channel-handle=2784 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1800

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
9c63e208cf520f8604132159ad0eede6

SHA1
2399d16e0e5499e2cfe3a044ac78530061e70b8d

SHA256
7e4514b583f159bae88fecad6226a7807b908f36b6579ffc8fe2be1c84f74fcf

SHA512
1e1eaa6d01cda5a75657f6b41df91859407e52ccefeee71b848d2da904997ae9ede5e1aea5b90e084f018fb3e2d9d5025a881caca0dac4b8ebbf1a5ff46d7294

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