d10ca91f667279dee8723b48c9de481e2385c78c468664c5bec573c01d6cf8a7

Analysis

max time kernel
143s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
18/03/2024, 17:40

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target

d41eb4640812f26089181ab745ad5c61.pdf
Size

100KB
MD5

d41eb4640812f26089181ab745ad5c61
SHA1

0f3e36fc334b71db2a74ff1a75cd3cc6793511c6
SHA256

d10ca91f667279dee8723b48c9de481e2385c78c468664c5bec573c01d6cf8a7
SHA512

5cfeff3408a5d912425d630273bdfeb144d6836227900fd99174e631d297c155521e53c63d39d52569d065bcf8294b17a4bf6c366c557205796ade93855a469f
SSDEEP

3072:oywvlAqDcUDqnfc1AZaw+Wmhf/mIj+6vO:ByDcDfUAZaimxm3

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
3468	AcroRd32.exe
3468	AcroRd32.exe
3468	AcroRd32.exe
3468	AcroRd32.exe
3468	AcroRd32.exe
3468	AcroRd32.exe
3468	AcroRd32.exe
3468	AcroRd32.exe
3468	AcroRd32.exe
3468	AcroRd32.exe
3468	AcroRd32.exe
3468	AcroRd32.exe
3468	AcroRd32.exe
3468	AcroRd32.exe
3468	AcroRd32.exe
3468	AcroRd32.exe
3468	AcroRd32.exe
3468	AcroRd32.exe
3468	AcroRd32.exe
3468	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3468	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3468	AcroRd32.exe
3468	AcroRd32.exe
3468	AcroRd32.exe
3468	AcroRd32.exe
3468	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3468 wrote to memory of 2156	3468	AcroRd32.exe	101
PID 3468 wrote to memory of 2156	3468	AcroRd32.exe	101
PID 3468 wrote to memory of 2156	3468	AcroRd32.exe	101
PID 3468 wrote to memory of 4924	3468	AcroRd32.exe	103
PID 3468 wrote to memory of 4924	3468	AcroRd32.exe	103
PID 3468 wrote to memory of 4924	3468	AcroRd32.exe	103
PID 2156 wrote to memory of 5088	2156	RdrCEF.exe	104
PID 2156 wrote to memory of 5088	2156	RdrCEF.exe	104
PID 2156 wrote to memory of 5088	2156	RdrCEF.exe	104
PID 2156 wrote to memory of 5088	2156	RdrCEF.exe	104
PID 2156 wrote to memory of 5088	2156	RdrCEF.exe	104
PID 2156 wrote to memory of 5088	2156	RdrCEF.exe	104
PID 2156 wrote to memory of 5088	2156	RdrCEF.exe	104
PID 2156 wrote to memory of 5088	2156	RdrCEF.exe	104
PID 2156 wrote to memory of 5088	2156	RdrCEF.exe	104
PID 2156 wrote to memory of 5088	2156	RdrCEF.exe	104
PID 2156 wrote to memory of 5088	2156	RdrCEF.exe	104
PID 2156 wrote to memory of 5088	2156	RdrCEF.exe	104
PID 2156 wrote to memory of 5088	2156	RdrCEF.exe	104
PID 2156 wrote to memory of 5088	2156	RdrCEF.exe	104
PID 2156 wrote to memory of 5088	2156	RdrCEF.exe	104
PID 2156 wrote to memory of 5088	2156	RdrCEF.exe	104
PID 2156 wrote to memory of 5088	2156	RdrCEF.exe	104
PID 2156 wrote to memory of 5088	2156	RdrCEF.exe	104
PID 2156 wrote to memory of 5088	2156	RdrCEF.exe	104
PID 2156 wrote to memory of 5088	2156	RdrCEF.exe	104
PID 2156 wrote to memory of 5088	2156	RdrCEF.exe	104
PID 2156 wrote to memory of 5088	2156	RdrCEF.exe	104
PID 2156 wrote to memory of 5088	2156	RdrCEF.exe	104
PID 2156 wrote to memory of 5088	2156	RdrCEF.exe	104
PID 2156 wrote to memory of 5088	2156	RdrCEF.exe	104
PID 2156 wrote to memory of 5088	2156	RdrCEF.exe	104
PID 2156 wrote to memory of 5088	2156	RdrCEF.exe	104
PID 2156 wrote to memory of 5088	2156	RdrCEF.exe	104
PID 2156 wrote to memory of 5088	2156	RdrCEF.exe	104
PID 2156 wrote to memory of 5088	2156	RdrCEF.exe	104
PID 2156 wrote to memory of 5088	2156	RdrCEF.exe	104
PID 2156 wrote to memory of 5088	2156	RdrCEF.exe	104
PID 2156 wrote to memory of 5088	2156	RdrCEF.exe	104
PID 2156 wrote to memory of 5088	2156	RdrCEF.exe	104
PID 2156 wrote to memory of 5088	2156	RdrCEF.exe	104
PID 2156 wrote to memory of 5088	2156	RdrCEF.exe	104
PID 2156 wrote to memory of 5088	2156	RdrCEF.exe	104
PID 2156 wrote to memory of 5088	2156	RdrCEF.exe	104
PID 2156 wrote to memory of 5088	2156	RdrCEF.exe	104
PID 2156 wrote to memory of 5088	2156	RdrCEF.exe	104
PID 2156 wrote to memory of 5088	2156	RdrCEF.exe	104
PID 2156 wrote to memory of 2060	2156	RdrCEF.exe	105
PID 2156 wrote to memory of 2060	2156	RdrCEF.exe	105
PID 2156 wrote to memory of 2060	2156	RdrCEF.exe	105
PID 2156 wrote to memory of 2060	2156	RdrCEF.exe	105
PID 2156 wrote to memory of 2060	2156	RdrCEF.exe	105
PID 2156 wrote to memory of 2060	2156	RdrCEF.exe	105
PID 2156 wrote to memory of 2060	2156	RdrCEF.exe	105
PID 2156 wrote to memory of 2060	2156	RdrCEF.exe	105
PID 2156 wrote to memory of 2060	2156	RdrCEF.exe	105
PID 2156 wrote to memory of 2060	2156	RdrCEF.exe	105
PID 2156 wrote to memory of 2060	2156	RdrCEF.exe	105
PID 2156 wrote to memory of 2060	2156	RdrCEF.exe	105
PID 2156 wrote to memory of 2060	2156	RdrCEF.exe	105
PID 2156 wrote to memory of 2060	2156	RdrCEF.exe	105
PID 2156 wrote to memory of 2060	2156	RdrCEF.exe	105
PID 2156 wrote to memory of 2060	2156	RdrCEF.exe	105
PID 2156 wrote to memory of 2060	2156	RdrCEF.exe	105

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\d41eb4640812f26089181ab745ad5c61.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:3468
- 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:2156
- - 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=61916C50E822F7C8D57E60A4867B723B --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5088
- - 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=A84A18EB511D7ADCA4218F97635BEF5F --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=A84A18EB511D7ADCA4218F97635BEF5F --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    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=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=5665E82064E41B01ECC2B06D9BEBD252 --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=5665E82064E41B01ECC2B06D9BEBD252 --renderer-client-id=4 --mojo-platform-channel-handle=2156 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2664
- - 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=DB25278AF40FA9DE3422D73CE8CF0A65 --mojo-platform-channel-handle=2548 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2880
- - 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=3E7B64C12D6B0A15C55CEF8B6BCC7D79 --mojo-platform-channel-handle=1912 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:916
- - 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=5653BDB19B72CB48D88854F58E8BFAA4 --mojo-platform-channel-handle=2544 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    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" --backgroundcolor=16514043
  2⤵
  PID:4924

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4576

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=3636 --field-trial-handle=2272,i,4858140932023865871,5726683989663339295,262144 --variations-seed-version /prefetch:8
1⤵
PID:1880

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
63db7c8a256756bf99208edb82f70f28

SHA1
24e2d10a31f90bfbeb34731dcdb2c6a1e373dd5f

SHA256
7b73cf5e296d4d468cd6cde56c0008e4f11b83fee8dc1c20dd9e39522e4fd34f

SHA512
00127e1f5046314ec8b4f6502b2834bc56f5f92c8d039b07d449595a28ed46bf404a3cd146e18b5c60887fc74306c4208ecfe7bab1db8a7702f458fafa9f7021

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