a6d4af9ecf4128e64d058e54d4cbee5d0ade9567b40745ea5ed23302f278c131

Analysis

max time kernel
145s
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
27/03/2024, 03:18

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General

Target

e0a293ebbc2e4edc5699eab3bd74b1aa.pdf
Size

63KB
MD5

e0a293ebbc2e4edc5699eab3bd74b1aa
SHA1

e0ffa42c5cf7d092f60cebf43b476414e483433f
SHA256

a6d4af9ecf4128e64d058e54d4cbee5d0ade9567b40745ea5ed23302f278c131
SHA512

b07c6357aae3eff6357c15eab4fd6980e02bca0cc29858d133743adbc3d683d4774885b472700a3a5a758d476b9a2e61d2ce59fa5b840818fe94b83e9a19fd42
SSDEEP

1536:MvYKBimGIvCenJ0XSFYYLowwghIXhlgxXEDFQh22jkVuuX9yI:+35NLokIXPIemg2u9P

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	AcroRd32.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	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 20 IoCs

pid	Process
3552	AcroRd32.exe
3552	AcroRd32.exe
3552	AcroRd32.exe
3552	AcroRd32.exe
3552	AcroRd32.exe
3552	AcroRd32.exe
3552	AcroRd32.exe
3552	AcroRd32.exe
3552	AcroRd32.exe
3552	AcroRd32.exe
3552	AcroRd32.exe
3552	AcroRd32.exe
3552	AcroRd32.exe
3552	AcroRd32.exe
3552	AcroRd32.exe
3552	AcroRd32.exe
3552	AcroRd32.exe
3552	AcroRd32.exe
3552	AcroRd32.exe
3552	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3552	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3552	AcroRd32.exe
3552	AcroRd32.exe
3552	AcroRd32.exe
3552	AcroRd32.exe
3552	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3552 wrote to memory of 1492	3552	AcroRd32.exe	100
PID 3552 wrote to memory of 1492	3552	AcroRd32.exe	100
PID 3552 wrote to memory of 1492	3552	AcroRd32.exe	100
PID 3552 wrote to memory of 3500	3552	AcroRd32.exe	102
PID 3552 wrote to memory of 3500	3552	AcroRd32.exe	102
PID 3552 wrote to memory of 3500	3552	AcroRd32.exe	102
PID 1492 wrote to memory of 1936	1492	RdrCEF.exe	103
PID 1492 wrote to memory of 1936	1492	RdrCEF.exe	103
PID 1492 wrote to memory of 1936	1492	RdrCEF.exe	103
PID 1492 wrote to memory of 1936	1492	RdrCEF.exe	103
PID 1492 wrote to memory of 1936	1492	RdrCEF.exe	103
PID 1492 wrote to memory of 1936	1492	RdrCEF.exe	103
PID 1492 wrote to memory of 1936	1492	RdrCEF.exe	103
PID 1492 wrote to memory of 1936	1492	RdrCEF.exe	103
PID 1492 wrote to memory of 1936	1492	RdrCEF.exe	103
PID 1492 wrote to memory of 1936	1492	RdrCEF.exe	103
PID 1492 wrote to memory of 1936	1492	RdrCEF.exe	103
PID 1492 wrote to memory of 1936	1492	RdrCEF.exe	103
PID 1492 wrote to memory of 1936	1492	RdrCEF.exe	103
PID 1492 wrote to memory of 1936	1492	RdrCEF.exe	103
PID 1492 wrote to memory of 1936	1492	RdrCEF.exe	103
PID 1492 wrote to memory of 1936	1492	RdrCEF.exe	103
PID 1492 wrote to memory of 1936	1492	RdrCEF.exe	103
PID 1492 wrote to memory of 1936	1492	RdrCEF.exe	103
PID 1492 wrote to memory of 1936	1492	RdrCEF.exe	103
PID 1492 wrote to memory of 1936	1492	RdrCEF.exe	103
PID 1492 wrote to memory of 1936	1492	RdrCEF.exe	103
PID 1492 wrote to memory of 1936	1492	RdrCEF.exe	103
PID 1492 wrote to memory of 1936	1492	RdrCEF.exe	103
PID 1492 wrote to memory of 1936	1492	RdrCEF.exe	103
PID 1492 wrote to memory of 1936	1492	RdrCEF.exe	103
PID 1492 wrote to memory of 1936	1492	RdrCEF.exe	103
PID 1492 wrote to memory of 1936	1492	RdrCEF.exe	103
PID 1492 wrote to memory of 1936	1492	RdrCEF.exe	103
PID 1492 wrote to memory of 1936	1492	RdrCEF.exe	103
PID 1492 wrote to memory of 1936	1492	RdrCEF.exe	103
PID 1492 wrote to memory of 1936	1492	RdrCEF.exe	103
PID 1492 wrote to memory of 1936	1492	RdrCEF.exe	103
PID 1492 wrote to memory of 1936	1492	RdrCEF.exe	103
PID 1492 wrote to memory of 1936	1492	RdrCEF.exe	103
PID 1492 wrote to memory of 1936	1492	RdrCEF.exe	103
PID 1492 wrote to memory of 1936	1492	RdrCEF.exe	103
PID 1492 wrote to memory of 1936	1492	RdrCEF.exe	103
PID 1492 wrote to memory of 1936	1492	RdrCEF.exe	103
PID 1492 wrote to memory of 1936	1492	RdrCEF.exe	103
PID 1492 wrote to memory of 1936	1492	RdrCEF.exe	103
PID 1492 wrote to memory of 1936	1492	RdrCEF.exe	103
PID 1492 wrote to memory of 5096	1492	RdrCEF.exe	104
PID 1492 wrote to memory of 5096	1492	RdrCEF.exe	104
PID 1492 wrote to memory of 5096	1492	RdrCEF.exe	104
PID 1492 wrote to memory of 5096	1492	RdrCEF.exe	104
PID 1492 wrote to memory of 5096	1492	RdrCEF.exe	104
PID 1492 wrote to memory of 5096	1492	RdrCEF.exe	104
PID 1492 wrote to memory of 5096	1492	RdrCEF.exe	104
PID 1492 wrote to memory of 5096	1492	RdrCEF.exe	104
PID 1492 wrote to memory of 5096	1492	RdrCEF.exe	104
PID 1492 wrote to memory of 5096	1492	RdrCEF.exe	104
PID 1492 wrote to memory of 5096	1492	RdrCEF.exe	104
PID 1492 wrote to memory of 5096	1492	RdrCEF.exe	104
PID 1492 wrote to memory of 5096	1492	RdrCEF.exe	104
PID 1492 wrote to memory of 5096	1492	RdrCEF.exe	104
PID 1492 wrote to memory of 5096	1492	RdrCEF.exe	104
PID 1492 wrote to memory of 5096	1492	RdrCEF.exe	104
PID 1492 wrote to memory of 5096	1492	RdrCEF.exe	104

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\e0a293ebbc2e4edc5699eab3bd74b1aa.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:3552
- 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:1492
- - 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=EB508787978658EE6C21548DB9B3C48B --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1936
- - 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=3D0517B3A2CBD1D60B4684A6420BA7A7 --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=3D0517B3A2CBD1D60B4684A6420BA7A7 --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5096
- - 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=C9004A826AC92A2074F2929668CF0153 --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=C9004A826AC92A2074F2929668CF0153 --renderer-client-id=4 --mojo-platform-channel-handle=2156 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4916
- - 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=C66D11CBF35D5995571F1FD97421E0DE --mojo-platform-channel-handle=2552 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4860
- - 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=AE8E26A80617CC361B647702A505CAF6 --mojo-platform-channel-handle=1808 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1396
- - 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=A8A719ADDE7917119914B00FC5147756 --mojo-platform-channel-handle=2560 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4860
- 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:3500

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3228

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=4148 --field-trial-handle=2180,i,12780723798465539942,12010519452607841069,262144 --variations-seed-version /prefetch:8
1⤵
PID:4888

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
cae9b3799c51ec5909d6c88a790edaf7

SHA1
f7a148b93c3c3e117d94ac3df825b88f394b4f81

SHA256
4051de1b7261ec2df40f62c7b726a830476582437dae2c50bde18cf477f8899f

SHA512
e9ae70065e729bb6bca3b3db50a5292aa513e852e367b36ba2600dda286dc62958873900b99cebef3dc6ef66166c23d6c6301a2eba491522e7622a029f5b6f29

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