80e76d0c1d97cf1527c5035030350a64ca30d87c6c98d42f017139e10f867881

Analysis

max time kernel
152s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
09/03/2024, 13:37

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

bbf16dd16ff6ea75e3181ed3c498c102.pdf
Size

35KB
MD5

bbf16dd16ff6ea75e3181ed3c498c102
SHA1

53fff96e9a71c1f35c307c81ed92136e221b1e3c
SHA256

80e76d0c1d97cf1527c5035030350a64ca30d87c6c98d42f017139e10f867881
SHA512

c64f4ebc2bb77e65fb1039281eafc1cd6eca4391e5cc19c593936e579a67592e1ad19cc36342d43e9d4a9b834c2d7fd8be2609f543932325b48e3d56cfd4252a
SSDEEP

768:WtyIlMo9N+5jqKl11EsvWTiRsDMSXIKPEAHaNnEDR6aDrb:cHL8l71AiRsDjYqHDR6aXb

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-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 22 IoCs

pid	Process
748	AcroRd32.exe
748	AcroRd32.exe
748	AcroRd32.exe
748	AcroRd32.exe
748	AcroRd32.exe
748	AcroRd32.exe
748	AcroRd32.exe
748	AcroRd32.exe
748	AcroRd32.exe
748	AcroRd32.exe
748	AcroRd32.exe
748	AcroRd32.exe
748	AcroRd32.exe
748	AcroRd32.exe
748	AcroRd32.exe
748	AcroRd32.exe
748	AcroRd32.exe
748	AcroRd32.exe
748	AcroRd32.exe
748	AcroRd32.exe
748	AcroRd32.exe
748	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
748	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
748	AcroRd32.exe
748	AcroRd32.exe
748	AcroRd32.exe
748	AcroRd32.exe
748	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 748 wrote to memory of 3312	748	AcroRd32.exe	99
PID 748 wrote to memory of 3312	748	AcroRd32.exe	99
PID 748 wrote to memory of 3312	748	AcroRd32.exe	99
PID 748 wrote to memory of 2784	748	AcroRd32.exe	100
PID 748 wrote to memory of 2784	748	AcroRd32.exe	100
PID 748 wrote to memory of 2784	748	AcroRd32.exe	100
PID 748 wrote to memory of 2272	748	AcroRd32.exe	104
PID 748 wrote to memory of 2272	748	AcroRd32.exe	104
PID 748 wrote to memory of 2272	748	AcroRd32.exe	104
PID 2272 wrote to memory of 3620	2272	RdrCEF.exe	107
PID 2272 wrote to memory of 3620	2272	RdrCEF.exe	107
PID 2272 wrote to memory of 3620	2272	RdrCEF.exe	107
PID 2272 wrote to memory of 3620	2272	RdrCEF.exe	107
PID 2272 wrote to memory of 3620	2272	RdrCEF.exe	107
PID 2272 wrote to memory of 3620	2272	RdrCEF.exe	107
PID 2272 wrote to memory of 3620	2272	RdrCEF.exe	107
PID 2272 wrote to memory of 3620	2272	RdrCEF.exe	107
PID 2272 wrote to memory of 3620	2272	RdrCEF.exe	107
PID 2272 wrote to memory of 3620	2272	RdrCEF.exe	107
PID 2272 wrote to memory of 3620	2272	RdrCEF.exe	107
PID 2272 wrote to memory of 3620	2272	RdrCEF.exe	107
PID 2272 wrote to memory of 3620	2272	RdrCEF.exe	107
PID 2272 wrote to memory of 3620	2272	RdrCEF.exe	107
PID 2272 wrote to memory of 3620	2272	RdrCEF.exe	107
PID 2272 wrote to memory of 3620	2272	RdrCEF.exe	107
PID 2272 wrote to memory of 3620	2272	RdrCEF.exe	107
PID 2272 wrote to memory of 3620	2272	RdrCEF.exe	107
PID 2272 wrote to memory of 3620	2272	RdrCEF.exe	107
PID 2272 wrote to memory of 3620	2272	RdrCEF.exe	107
PID 2272 wrote to memory of 3620	2272	RdrCEF.exe	107
PID 2272 wrote to memory of 3620	2272	RdrCEF.exe	107
PID 2272 wrote to memory of 3620	2272	RdrCEF.exe	107
PID 2272 wrote to memory of 3620	2272	RdrCEF.exe	107
PID 2272 wrote to memory of 3620	2272	RdrCEF.exe	107
PID 2272 wrote to memory of 3620	2272	RdrCEF.exe	107
PID 2272 wrote to memory of 3620	2272	RdrCEF.exe	107
PID 2272 wrote to memory of 3620	2272	RdrCEF.exe	107
PID 2272 wrote to memory of 3620	2272	RdrCEF.exe	107
PID 2272 wrote to memory of 3620	2272	RdrCEF.exe	107
PID 2272 wrote to memory of 3620	2272	RdrCEF.exe	107
PID 2272 wrote to memory of 3620	2272	RdrCEF.exe	107
PID 2272 wrote to memory of 3620	2272	RdrCEF.exe	107
PID 2272 wrote to memory of 3620	2272	RdrCEF.exe	107
PID 2272 wrote to memory of 3620	2272	RdrCEF.exe	107
PID 2272 wrote to memory of 3620	2272	RdrCEF.exe	107
PID 2272 wrote to memory of 3620	2272	RdrCEF.exe	107
PID 2272 wrote to memory of 3620	2272	RdrCEF.exe	107
PID 2272 wrote to memory of 3620	2272	RdrCEF.exe	107
PID 2272 wrote to memory of 3620	2272	RdrCEF.exe	107
PID 2272 wrote to memory of 3620	2272	RdrCEF.exe	107
PID 2272 wrote to memory of 3308	2272	RdrCEF.exe	108
PID 2272 wrote to memory of 3308	2272	RdrCEF.exe	108
PID 2272 wrote to memory of 3308	2272	RdrCEF.exe	108
PID 2272 wrote to memory of 3308	2272	RdrCEF.exe	108
PID 2272 wrote to memory of 3308	2272	RdrCEF.exe	108
PID 2272 wrote to memory of 3308	2272	RdrCEF.exe	108
PID 2272 wrote to memory of 3308	2272	RdrCEF.exe	108
PID 2272 wrote to memory of 3308	2272	RdrCEF.exe	108
PID 2272 wrote to memory of 3308	2272	RdrCEF.exe	108
PID 2272 wrote to memory of 3308	2272	RdrCEF.exe	108
PID 2272 wrote to memory of 3308	2272	RdrCEF.exe	108
PID 2272 wrote to memory of 3308	2272	RdrCEF.exe	108
PID 2272 wrote to memory of 3308	2272	RdrCEF.exe	108
PID 2272 wrote to memory of 3308	2272	RdrCEF.exe	108

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\bbf16dd16ff6ea75e3181ed3c498c102.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:748
- 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:3312
- 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:2784
- 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:2272
- - 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=A14457A7709371780D094BC0B625C06B --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3620
- - 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=39AF9237D04D2E35F988ADE13CCA2005 --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=39AF9237D04D2E35F988ADE13CCA2005 --renderer-client-id=2 --mojo-platform-channel-handle=1768 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3308
- - 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=F4A2B9C289FF2BF56A66CF131A9CCB9E --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=F4A2B9C289FF2BF56A66CF131A9CCB9E --renderer-client-id=4 --mojo-platform-channel-handle=2156 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4744
- - 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=59D034C23CBCF17FD09438944FA151B3 --mojo-platform-channel-handle=2584 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4648
- - 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=98066D4858EB3D3FCA062CD53A9EE69C --mojo-platform-channel-handle=1808 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1152
- - 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=A3AD143F0BC0C19185723781E350047F --mojo-platform-channel-handle=2668 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4604

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4060 --field-trial-handle=3240,i,13319578961094268484,16557498665191861597,262144 --variations-seed-version /prefetch:8
1⤵
PID:5640

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
b0a5bc696fd9aa0d78fde2298ad2b6a8

SHA1
1b0cd4c9f24d6a4f4464229e49d324c01e17f96a

SHA256
4f1cd375e7e82b5fb6f0acc94c8d79be894cb1c6baa449c5b8e242b2dfeb2c92

SHA512
2cd1b811182c833f53498c36bbb95ff9be6c4bad86e8b237f00b95b690c261147018a9a86a81c9753e938c8395781b4c6196b75fe94383196cbe4e7c164648cf

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