79cac77ddaa071311241d3d720c2e1e5b5be1ab3c7a0786d10ed7f514ef642ac

Analysis

max time kernel
147s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240319-en
resource tags

arch:x64arch:x86image:win10v2004-20240319-enlocale:en-usos:windows10-2004-x64system
submitted
27/03/2024, 03:47

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General

Target

e0b1b6b1b5d161f1a77bfefe1f086ba6.pdf
Size

88KB
MD5

e0b1b6b1b5d161f1a77bfefe1f086ba6
SHA1

0aa08981cddb3fc4d3dc124f398f73674a97a332
SHA256

79cac77ddaa071311241d3d720c2e1e5b5be1ab3c7a0786d10ed7f514ef642ac
SHA512

f3a383cb6af140ca45e13539a5f263e14c6d087c39f09a3c620e62194e5c3cd4630c81e324bdbb3b73061ace9a8c37b138e2c26728dd880e852c65db02f9a460
SSDEEP

1536:pZz/K0/BKjjEWJmXTJ6SQgyzNlQe0eIPrzbX227s79WGpOKCWkaFR6oKFyH:bKUojRxSQj7QepUbG27s7yKWe6oKw

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-1-5-21-817259280-2658881748-983986378-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4388	AcroRd32.exe
4388	AcroRd32.exe
4388	AcroRd32.exe
4388	AcroRd32.exe
4388	AcroRd32.exe
4388	AcroRd32.exe
4388	AcroRd32.exe
4388	AcroRd32.exe
4388	AcroRd32.exe
4388	AcroRd32.exe
4388	AcroRd32.exe
4388	AcroRd32.exe
4388	AcroRd32.exe
4388	AcroRd32.exe
4388	AcroRd32.exe
4388	AcroRd32.exe
4388	AcroRd32.exe
4388	AcroRd32.exe
4388	AcroRd32.exe
4388	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4388	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4388	AcroRd32.exe
4388	AcroRd32.exe
4388	AcroRd32.exe
4388	AcroRd32.exe
4388	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4388 wrote to memory of 2884	4388	AcroRd32.exe	96
PID 4388 wrote to memory of 2884	4388	AcroRd32.exe	96
PID 4388 wrote to memory of 2884	4388	AcroRd32.exe	96
PID 2884 wrote to memory of 1564	2884	RdrCEF.exe	99
PID 2884 wrote to memory of 1564	2884	RdrCEF.exe	99
PID 2884 wrote to memory of 1564	2884	RdrCEF.exe	99
PID 2884 wrote to memory of 1564	2884	RdrCEF.exe	99
PID 2884 wrote to memory of 1564	2884	RdrCEF.exe	99
PID 2884 wrote to memory of 1564	2884	RdrCEF.exe	99
PID 2884 wrote to memory of 1564	2884	RdrCEF.exe	99
PID 2884 wrote to memory of 1564	2884	RdrCEF.exe	99
PID 2884 wrote to memory of 1564	2884	RdrCEF.exe	99
PID 2884 wrote to memory of 1564	2884	RdrCEF.exe	99
PID 2884 wrote to memory of 1564	2884	RdrCEF.exe	99
PID 2884 wrote to memory of 1564	2884	RdrCEF.exe	99
PID 2884 wrote to memory of 1564	2884	RdrCEF.exe	99
PID 2884 wrote to memory of 1564	2884	RdrCEF.exe	99
PID 2884 wrote to memory of 1564	2884	RdrCEF.exe	99
PID 2884 wrote to memory of 1564	2884	RdrCEF.exe	99
PID 2884 wrote to memory of 1564	2884	RdrCEF.exe	99
PID 2884 wrote to memory of 1564	2884	RdrCEF.exe	99
PID 2884 wrote to memory of 1564	2884	RdrCEF.exe	99
PID 2884 wrote to memory of 1564	2884	RdrCEF.exe	99
PID 2884 wrote to memory of 1564	2884	RdrCEF.exe	99
PID 2884 wrote to memory of 1564	2884	RdrCEF.exe	99
PID 2884 wrote to memory of 1564	2884	RdrCEF.exe	99
PID 2884 wrote to memory of 1564	2884	RdrCEF.exe	99
PID 2884 wrote to memory of 1564	2884	RdrCEF.exe	99
PID 2884 wrote to memory of 1564	2884	RdrCEF.exe	99
PID 2884 wrote to memory of 1564	2884	RdrCEF.exe	99
PID 2884 wrote to memory of 1564	2884	RdrCEF.exe	99
PID 2884 wrote to memory of 1564	2884	RdrCEF.exe	99
PID 2884 wrote to memory of 1564	2884	RdrCEF.exe	99
PID 2884 wrote to memory of 1564	2884	RdrCEF.exe	99
PID 2884 wrote to memory of 1564	2884	RdrCEF.exe	99
PID 2884 wrote to memory of 1564	2884	RdrCEF.exe	99
PID 2884 wrote to memory of 1564	2884	RdrCEF.exe	99
PID 2884 wrote to memory of 1564	2884	RdrCEF.exe	99
PID 2884 wrote to memory of 1564	2884	RdrCEF.exe	99
PID 2884 wrote to memory of 1564	2884	RdrCEF.exe	99
PID 2884 wrote to memory of 1564	2884	RdrCEF.exe	99
PID 2884 wrote to memory of 1564	2884	RdrCEF.exe	99
PID 2884 wrote to memory of 1564	2884	RdrCEF.exe	99
PID 2884 wrote to memory of 1564	2884	RdrCEF.exe	99
PID 2884 wrote to memory of 4872	2884	RdrCEF.exe	100
PID 2884 wrote to memory of 4872	2884	RdrCEF.exe	100
PID 2884 wrote to memory of 4872	2884	RdrCEF.exe	100
PID 2884 wrote to memory of 4872	2884	RdrCEF.exe	100
PID 2884 wrote to memory of 4872	2884	RdrCEF.exe	100
PID 2884 wrote to memory of 4872	2884	RdrCEF.exe	100
PID 2884 wrote to memory of 4872	2884	RdrCEF.exe	100
PID 2884 wrote to memory of 4872	2884	RdrCEF.exe	100
PID 2884 wrote to memory of 4872	2884	RdrCEF.exe	100
PID 2884 wrote to memory of 4872	2884	RdrCEF.exe	100
PID 2884 wrote to memory of 4872	2884	RdrCEF.exe	100
PID 2884 wrote to memory of 4872	2884	RdrCEF.exe	100
PID 2884 wrote to memory of 4872	2884	RdrCEF.exe	100
PID 2884 wrote to memory of 4872	2884	RdrCEF.exe	100
PID 2884 wrote to memory of 4872	2884	RdrCEF.exe	100
PID 2884 wrote to memory of 4872	2884	RdrCEF.exe	100
PID 2884 wrote to memory of 4872	2884	RdrCEF.exe	100
PID 2884 wrote to memory of 4872	2884	RdrCEF.exe	100
PID 2884 wrote to memory of 4872	2884	RdrCEF.exe	100
PID 2884 wrote to memory of 4872	2884	RdrCEF.exe	100

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\e0b1b6b1b5d161f1a77bfefe1f086ba6.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:4388
- 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:2884
- - 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=C236A945241105091E238C535C1E1E33 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1564
- - 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=A3FB68835140CAF5FBCE7367B2B00BEF --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=A3FB68835140CAF5FBCE7367B2B00BEF --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4872
- - 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=F1E196C2786A3445B2370CEAB7156E80 --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=F1E196C2786A3445B2370CEAB7156E80 --renderer-client-id=4 --mojo-platform-channel-handle=2188 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4020
- - 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=B0E7A17312E4A215D8859A018A9EDEEA --mojo-platform-channel-handle=2220 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3680
- - 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=3840C9B59D4902188EC78BC8131CD3A2 --mojo-platform-channel-handle=2560 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4968
- - 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=A416E5F9750E1548DE799329BF335FC6 --mojo-platform-channel-handle=2392 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2264

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=3716 --field-trial-handle=2260,i,4762972005863767630,9297428255150568035,262144 --variations-seed-version /prefetch:8
1⤵
PID:6016

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
3dd55a5daeddd0de1f963dbaf448d7d0

SHA1
952f979e88af05637e20e83668a426c4107926d9

SHA256
ae5ccc6be6de3a7c8cb065864a5942c9ef4815c363e17b7bd791fc02da86bc01

SHA512
871b744465765457f8469bf45b133cbf9b5bf76090b0ca9eb51acb28406bd1d035144a2089a0d545d6783e12a95d3f4e82dbe5534ac9f49928869a0adb150f4d

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