aa9f489285b0d8bf134a48ababe566da31bf1caa3ac8d23f2e6f447f9d8c05b8

Analysis

max time kernel
154s
max time network
163s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
16/03/2024, 00:17

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

cc9e3943851f19512110d6378a317d83.pdf
Size

78KB
MD5

cc9e3943851f19512110d6378a317d83
SHA1

8c336f41f0f7ec285138222e687252c8c3594f52
SHA256

aa9f489285b0d8bf134a48ababe566da31bf1caa3ac8d23f2e6f447f9d8c05b8
SHA512

18a4841078e373722196171d637b6f3140d72f887db7899a65bee0969178f75bd0df1e583187c4445cc14cbc8918075ada40f0b15bb43e1a8a93a0453df2b561
SSDEEP

1536:Od+rtNaMZcdGuDlSdXvSA2DfyiN6Nqj8j5u3j5yWk4jqvydouW:NxR7Vv0uioNYQ5u3VyDe2f

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
1680	AcroRd32.exe
1680	AcroRd32.exe
1680	AcroRd32.exe
1680	AcroRd32.exe
1680	AcroRd32.exe
1680	AcroRd32.exe
1680	AcroRd32.exe
1680	AcroRd32.exe
1680	AcroRd32.exe
1680	AcroRd32.exe
1680	AcroRd32.exe
1680	AcroRd32.exe
1680	AcroRd32.exe
1680	AcroRd32.exe
1680	AcroRd32.exe
1680	AcroRd32.exe
1680	AcroRd32.exe
1680	AcroRd32.exe
1680	AcroRd32.exe
1680	AcroRd32.exe
1680	AcroRd32.exe
1680	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1680	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1680	AcroRd32.exe
1680	AcroRd32.exe
1680	AcroRd32.exe
1680	AcroRd32.exe
1680	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1680 wrote to memory of 1044	1680	AcroRd32.exe	100
PID 1680 wrote to memory of 1044	1680	AcroRd32.exe	100
PID 1680 wrote to memory of 1044	1680	AcroRd32.exe	100
PID 1680 wrote to memory of 2964	1680	AcroRd32.exe	105
PID 1680 wrote to memory of 2964	1680	AcroRd32.exe	105
PID 1680 wrote to memory of 2964	1680	AcroRd32.exe	105
PID 1680 wrote to memory of 4928	1680	AcroRd32.exe	107
PID 1680 wrote to memory of 4928	1680	AcroRd32.exe	107
PID 1680 wrote to memory of 4928	1680	AcroRd32.exe	107
PID 4928 wrote to memory of 4404	4928	RdrCEF.exe	108
PID 4928 wrote to memory of 4404	4928	RdrCEF.exe	108
PID 4928 wrote to memory of 4404	4928	RdrCEF.exe	108
PID 4928 wrote to memory of 4404	4928	RdrCEF.exe	108
PID 4928 wrote to memory of 4404	4928	RdrCEF.exe	108
PID 4928 wrote to memory of 4404	4928	RdrCEF.exe	108
PID 4928 wrote to memory of 4404	4928	RdrCEF.exe	108
PID 4928 wrote to memory of 4404	4928	RdrCEF.exe	108
PID 4928 wrote to memory of 4404	4928	RdrCEF.exe	108
PID 4928 wrote to memory of 4404	4928	RdrCEF.exe	108
PID 4928 wrote to memory of 4404	4928	RdrCEF.exe	108
PID 4928 wrote to memory of 4404	4928	RdrCEF.exe	108
PID 4928 wrote to memory of 4404	4928	RdrCEF.exe	108
PID 4928 wrote to memory of 4404	4928	RdrCEF.exe	108
PID 4928 wrote to memory of 4404	4928	RdrCEF.exe	108
PID 4928 wrote to memory of 4404	4928	RdrCEF.exe	108
PID 4928 wrote to memory of 4404	4928	RdrCEF.exe	108
PID 4928 wrote to memory of 4404	4928	RdrCEF.exe	108
PID 4928 wrote to memory of 4404	4928	RdrCEF.exe	108
PID 4928 wrote to memory of 4404	4928	RdrCEF.exe	108
PID 4928 wrote to memory of 4404	4928	RdrCEF.exe	108
PID 4928 wrote to memory of 4404	4928	RdrCEF.exe	108
PID 4928 wrote to memory of 4404	4928	RdrCEF.exe	108
PID 4928 wrote to memory of 4404	4928	RdrCEF.exe	108
PID 4928 wrote to memory of 4404	4928	RdrCEF.exe	108
PID 4928 wrote to memory of 4404	4928	RdrCEF.exe	108
PID 4928 wrote to memory of 4404	4928	RdrCEF.exe	108
PID 4928 wrote to memory of 4404	4928	RdrCEF.exe	108
PID 4928 wrote to memory of 4404	4928	RdrCEF.exe	108
PID 4928 wrote to memory of 4404	4928	RdrCEF.exe	108
PID 4928 wrote to memory of 4404	4928	RdrCEF.exe	108
PID 4928 wrote to memory of 4404	4928	RdrCEF.exe	108
PID 4928 wrote to memory of 4404	4928	RdrCEF.exe	108
PID 4928 wrote to memory of 4404	4928	RdrCEF.exe	108
PID 4928 wrote to memory of 4404	4928	RdrCEF.exe	108
PID 4928 wrote to memory of 4404	4928	RdrCEF.exe	108
PID 4928 wrote to memory of 4404	4928	RdrCEF.exe	108
PID 4928 wrote to memory of 4404	4928	RdrCEF.exe	108
PID 4928 wrote to memory of 4404	4928	RdrCEF.exe	108
PID 4928 wrote to memory of 4404	4928	RdrCEF.exe	108
PID 4928 wrote to memory of 4404	4928	RdrCEF.exe	108
PID 4928 wrote to memory of 4044	4928	RdrCEF.exe	110
PID 4928 wrote to memory of 4044	4928	RdrCEF.exe	110
PID 4928 wrote to memory of 4044	4928	RdrCEF.exe	110
PID 4928 wrote to memory of 4044	4928	RdrCEF.exe	110
PID 4928 wrote to memory of 4044	4928	RdrCEF.exe	110
PID 4928 wrote to memory of 4044	4928	RdrCEF.exe	110
PID 4928 wrote to memory of 4044	4928	RdrCEF.exe	110
PID 4928 wrote to memory of 4044	4928	RdrCEF.exe	110
PID 4928 wrote to memory of 4044	4928	RdrCEF.exe	110
PID 4928 wrote to memory of 4044	4928	RdrCEF.exe	110
PID 4928 wrote to memory of 4044	4928	RdrCEF.exe	110
PID 4928 wrote to memory of 4044	4928	RdrCEF.exe	110
PID 4928 wrote to memory of 4044	4928	RdrCEF.exe	110
PID 4928 wrote to memory of 4044	4928	RdrCEF.exe	110

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\cc9e3943851f19512110d6378a317d83.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:1680
- 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:1044
- 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:2964
- 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:4928
- - 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=16634864C19450B8753FA36AD4D6B614 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4404
- - 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=E76B4AAE4355906630E7848EBEC2267F --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=E76B4AAE4355906630E7848EBEC2267F --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4044
- - 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=680B304288F993D074469B1E1190A383 --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=680B304288F993D074469B1E1190A383 --renderer-client-id=4 --mojo-platform-channel-handle=2320 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2324
- - 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=410FE241DACF0A5ACE755E108B7CAF85 --mojo-platform-channel-handle=1968 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5200
- - 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=00A9E7F353E33E08C9EC7DF4100C43C2 --mojo-platform-channel-handle=2788 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5492
- - 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=9F750B954ED0D4B0A127EA404227748C --mojo-platform-channel-handle=1680 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5616
- 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:2524

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:5328

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=3608 --field-trial-handle=2284,i,9807419199535700662,2319175108930815708,262144 --variations-seed-version /prefetch:8
1⤵
PID:6132

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
c0bf4f402370d8f09bd313ef0ff5cd66

SHA1
53b87bf3112b6bee7c46077be93bebe675471f02

SHA256
5065dc90340709142433c74fd51779f6918e99236b46d4c9c6f6a5754fd7b3e3

SHA512
f4569b539bb2e6566f1d5ec5e15da431b8b04d8193fcba37cd7f87637ad71e69bffe7f9f61fcb89a8214807779fc277ac4123a85f3acc1283c3e6e75166c2875

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

Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

Download Submit