3d45bf4e23d1cecb230ec162e67f134f66e00e98c208f54f780fa00aec51a4af

Analysis

max time kernel
152s
max time network
158s
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, 16:14

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General

Target

e2156d8ec4be9272b6e21405c4458e55.pdf
Size

86KB
MD5

e2156d8ec4be9272b6e21405c4458e55
SHA1

0dfa55544bab59af55eaa05991439f62092cc672
SHA256

3d45bf4e23d1cecb230ec162e67f134f66e00e98c208f54f780fa00aec51a4af
SHA512

38aec09a1a9b3551f869d565369e95d520ce2096a338ef9476cc829dc291dcdedd8b9eeb5b45a841c992efc460b2d08cfc58e912240b14ec2d0fcbb1d3e6bd71
SSDEEP

1536:is0o9Fp1rL4GAWTdqN2rK/tfBVPeJ5W5Z4NUk/ByPu/WW705xShtUeNVfW8pO7DK:90oHbL4GAUqQrkt/GJ5eyWk/Btt6ktr/

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
732	AcroRd32.exe
732	AcroRd32.exe
732	AcroRd32.exe
732	AcroRd32.exe
732	AcroRd32.exe
732	AcroRd32.exe
732	AcroRd32.exe
732	AcroRd32.exe
732	AcroRd32.exe
732	AcroRd32.exe
732	AcroRd32.exe
732	AcroRd32.exe
732	AcroRd32.exe
732	AcroRd32.exe
732	AcroRd32.exe
732	AcroRd32.exe
732	AcroRd32.exe
732	AcroRd32.exe
732	AcroRd32.exe
732	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
732	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
732	AcroRd32.exe
732	AcroRd32.exe
732	AcroRd32.exe
732	AcroRd32.exe
732	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 732 wrote to memory of 2232	732	AcroRd32.exe	100
PID 732 wrote to memory of 2232	732	AcroRd32.exe	100
PID 732 wrote to memory of 2232	732	AcroRd32.exe	100
PID 732 wrote to memory of 4396	732	AcroRd32.exe	103
PID 732 wrote to memory of 4396	732	AcroRd32.exe	103
PID 732 wrote to memory of 4396	732	AcroRd32.exe	103
PID 2232 wrote to memory of 4536	2232	RdrCEF.exe	104
PID 2232 wrote to memory of 4536	2232	RdrCEF.exe	104
PID 2232 wrote to memory of 4536	2232	RdrCEF.exe	104
PID 2232 wrote to memory of 4536	2232	RdrCEF.exe	104
PID 2232 wrote to memory of 4536	2232	RdrCEF.exe	104
PID 2232 wrote to memory of 4536	2232	RdrCEF.exe	104
PID 2232 wrote to memory of 4536	2232	RdrCEF.exe	104
PID 2232 wrote to memory of 4536	2232	RdrCEF.exe	104
PID 2232 wrote to memory of 4536	2232	RdrCEF.exe	104
PID 2232 wrote to memory of 4536	2232	RdrCEF.exe	104
PID 2232 wrote to memory of 4536	2232	RdrCEF.exe	104
PID 2232 wrote to memory of 4536	2232	RdrCEF.exe	104
PID 2232 wrote to memory of 4536	2232	RdrCEF.exe	104
PID 2232 wrote to memory of 4536	2232	RdrCEF.exe	104
PID 2232 wrote to memory of 4536	2232	RdrCEF.exe	104
PID 2232 wrote to memory of 4536	2232	RdrCEF.exe	104
PID 2232 wrote to memory of 4536	2232	RdrCEF.exe	104
PID 2232 wrote to memory of 4536	2232	RdrCEF.exe	104
PID 2232 wrote to memory of 4536	2232	RdrCEF.exe	104
PID 2232 wrote to memory of 4536	2232	RdrCEF.exe	104
PID 2232 wrote to memory of 4536	2232	RdrCEF.exe	104
PID 2232 wrote to memory of 4536	2232	RdrCEF.exe	104
PID 2232 wrote to memory of 4536	2232	RdrCEF.exe	104
PID 2232 wrote to memory of 4536	2232	RdrCEF.exe	104
PID 2232 wrote to memory of 4536	2232	RdrCEF.exe	104
PID 2232 wrote to memory of 4536	2232	RdrCEF.exe	104
PID 2232 wrote to memory of 4536	2232	RdrCEF.exe	104
PID 2232 wrote to memory of 4536	2232	RdrCEF.exe	104
PID 2232 wrote to memory of 4536	2232	RdrCEF.exe	104
PID 2232 wrote to memory of 4536	2232	RdrCEF.exe	104
PID 2232 wrote to memory of 4536	2232	RdrCEF.exe	104
PID 2232 wrote to memory of 4536	2232	RdrCEF.exe	104
PID 2232 wrote to memory of 4536	2232	RdrCEF.exe	104
PID 2232 wrote to memory of 4536	2232	RdrCEF.exe	104
PID 2232 wrote to memory of 4536	2232	RdrCEF.exe	104
PID 2232 wrote to memory of 4536	2232	RdrCEF.exe	104
PID 2232 wrote to memory of 4536	2232	RdrCEF.exe	104
PID 2232 wrote to memory of 4536	2232	RdrCEF.exe	104
PID 2232 wrote to memory of 4536	2232	RdrCEF.exe	104
PID 2232 wrote to memory of 4536	2232	RdrCEF.exe	104
PID 2232 wrote to memory of 4536	2232	RdrCEF.exe	104
PID 2232 wrote to memory of 736	2232	RdrCEF.exe	105
PID 2232 wrote to memory of 736	2232	RdrCEF.exe	105
PID 2232 wrote to memory of 736	2232	RdrCEF.exe	105
PID 2232 wrote to memory of 736	2232	RdrCEF.exe	105
PID 2232 wrote to memory of 736	2232	RdrCEF.exe	105
PID 2232 wrote to memory of 736	2232	RdrCEF.exe	105
PID 2232 wrote to memory of 736	2232	RdrCEF.exe	105
PID 2232 wrote to memory of 736	2232	RdrCEF.exe	105
PID 2232 wrote to memory of 736	2232	RdrCEF.exe	105
PID 2232 wrote to memory of 736	2232	RdrCEF.exe	105
PID 2232 wrote to memory of 736	2232	RdrCEF.exe	105
PID 2232 wrote to memory of 736	2232	RdrCEF.exe	105
PID 2232 wrote to memory of 736	2232	RdrCEF.exe	105
PID 2232 wrote to memory of 736	2232	RdrCEF.exe	105
PID 2232 wrote to memory of 736	2232	RdrCEF.exe	105
PID 2232 wrote to memory of 736	2232	RdrCEF.exe	105
PID 2232 wrote to memory of 736	2232	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\e2156d8ec4be9272b6e21405c4458e55.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:732
- 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:2232
- - 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=436F39B8F098B58D7DEBE346275E4670 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4536
- - 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=E2512EEF6F4F8A2360F69EC6A51C0778 --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=E2512EEF6F4F8A2360F69EC6A51C0778 --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:736
- - 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=06F8C69EDD7496C6DF6EF73CB679A410 --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=06F8C69EDD7496C6DF6EF73CB679A410 --renderer-client-id=4 --mojo-platform-channel-handle=2176 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3168
- - 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=4B6AF18848D5FB801A06D559BAEF9B13 --mojo-platform-channel-handle=2564 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:840
- - 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=6877CAAA14557EB30A8CDCE9F1E235BD --mojo-platform-channel-handle=1896 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:864
- - 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=BF65631FF7733A15434308EB633744DC --mojo-platform-channel-handle=1832 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1528
- 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:4396

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2160

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=1412 --field-trial-handle=2744,i,16362475727591565961,3676688664819797550,262144 --variations-seed-version /prefetch:8
1⤵
PID:5664

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
b3e66759b4e5b46ea0b65234a3a92dde

SHA1
84f8ca0645efaf284add69f77b4fa457ba41a8c2

SHA256
4a1d87bf02bb50537865120d6394758f0c51f344e16ae14d204af80b9330af71

SHA512
152dfdc904ce1597dcdf57dd65148162328e43556557745069cbf021bab19c7162a7df10f4c6615229e404a3075ee9db2f50a4e66e7b741d6caa52ce9bc11e5a

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