3e3b1d49ec487ab7c9bd1057feaf2985666613969af73ba490c0aae0d13cf57e

Analysis

max time kernel
142s
max time network
155s
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, 11:23

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Report Analysis Logs

General

Target

e18bfe2027023959e6ae486ed21b28a1.pdf
Size

83KB
MD5

e18bfe2027023959e6ae486ed21b28a1
SHA1

a22be61c280af7b7e20cf2ba9353dbb241a4c299
SHA256

3e3b1d49ec487ab7c9bd1057feaf2985666613969af73ba490c0aae0d13cf57e
SHA512

13e3ef80df21b33c809051d7ba87de33ecb67c7ec5ed365ae77333649529b19aa56064b09563e80fc280116f952627e9731f5da0695fa6f4db243029001cc4fd
SSDEEP

1536:rKCXPGiRTdXNFIyoxLHw9pWsDC8GTt8AHw2gmxFAGe6cBPewRlTsqS:+4PGiBdXNFIyoxTw9jCBXbA7BPXI3

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-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3792	AcroRd32.exe
3792	AcroRd32.exe
3792	AcroRd32.exe
3792	AcroRd32.exe
3792	AcroRd32.exe
3792	AcroRd32.exe
3792	AcroRd32.exe
3792	AcroRd32.exe
3792	AcroRd32.exe
3792	AcroRd32.exe
3792	AcroRd32.exe
3792	AcroRd32.exe
3792	AcroRd32.exe
3792	AcroRd32.exe
3792	AcroRd32.exe
3792	AcroRd32.exe
3792	AcroRd32.exe
3792	AcroRd32.exe
3792	AcroRd32.exe
3792	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3792	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3792	AcroRd32.exe
3792	AcroRd32.exe
3792	AcroRd32.exe
3792	AcroRd32.exe
3792	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3792 wrote to memory of 216	3792	AcroRd32.exe	97
PID 3792 wrote to memory of 216	3792	AcroRd32.exe	97
PID 3792 wrote to memory of 216	3792	AcroRd32.exe	97
PID 216 wrote to memory of 1756	216	RdrCEF.exe	98
PID 216 wrote to memory of 1756	216	RdrCEF.exe	98
PID 216 wrote to memory of 1756	216	RdrCEF.exe	98
PID 216 wrote to memory of 1756	216	RdrCEF.exe	98
PID 216 wrote to memory of 1756	216	RdrCEF.exe	98
PID 216 wrote to memory of 1756	216	RdrCEF.exe	98
PID 216 wrote to memory of 1756	216	RdrCEF.exe	98
PID 216 wrote to memory of 1756	216	RdrCEF.exe	98
PID 216 wrote to memory of 1756	216	RdrCEF.exe	98
PID 216 wrote to memory of 1756	216	RdrCEF.exe	98
PID 216 wrote to memory of 1756	216	RdrCEF.exe	98
PID 216 wrote to memory of 1756	216	RdrCEF.exe	98
PID 216 wrote to memory of 1756	216	RdrCEF.exe	98
PID 216 wrote to memory of 1756	216	RdrCEF.exe	98
PID 216 wrote to memory of 1756	216	RdrCEF.exe	98
PID 216 wrote to memory of 1756	216	RdrCEF.exe	98
PID 216 wrote to memory of 1756	216	RdrCEF.exe	98
PID 216 wrote to memory of 1756	216	RdrCEF.exe	98
PID 216 wrote to memory of 1756	216	RdrCEF.exe	98
PID 216 wrote to memory of 1756	216	RdrCEF.exe	98
PID 216 wrote to memory of 1756	216	RdrCEF.exe	98
PID 216 wrote to memory of 1756	216	RdrCEF.exe	98
PID 216 wrote to memory of 1756	216	RdrCEF.exe	98
PID 216 wrote to memory of 1756	216	RdrCEF.exe	98
PID 216 wrote to memory of 1756	216	RdrCEF.exe	98
PID 216 wrote to memory of 1756	216	RdrCEF.exe	98
PID 216 wrote to memory of 1756	216	RdrCEF.exe	98
PID 216 wrote to memory of 1756	216	RdrCEF.exe	98
PID 216 wrote to memory of 1756	216	RdrCEF.exe	98
PID 216 wrote to memory of 1756	216	RdrCEF.exe	98
PID 216 wrote to memory of 1756	216	RdrCEF.exe	98
PID 216 wrote to memory of 1756	216	RdrCEF.exe	98
PID 216 wrote to memory of 1756	216	RdrCEF.exe	98
PID 216 wrote to memory of 1756	216	RdrCEF.exe	98
PID 216 wrote to memory of 1756	216	RdrCEF.exe	98
PID 216 wrote to memory of 1756	216	RdrCEF.exe	98
PID 216 wrote to memory of 1756	216	RdrCEF.exe	98
PID 216 wrote to memory of 1756	216	RdrCEF.exe	98
PID 216 wrote to memory of 1756	216	RdrCEF.exe	98
PID 216 wrote to memory of 1756	216	RdrCEF.exe	98
PID 216 wrote to memory of 1756	216	RdrCEF.exe	98
PID 216 wrote to memory of 2852	216	RdrCEF.exe	99
PID 216 wrote to memory of 2852	216	RdrCEF.exe	99
PID 216 wrote to memory of 2852	216	RdrCEF.exe	99
PID 216 wrote to memory of 2852	216	RdrCEF.exe	99
PID 216 wrote to memory of 2852	216	RdrCEF.exe	99
PID 216 wrote to memory of 2852	216	RdrCEF.exe	99
PID 216 wrote to memory of 2852	216	RdrCEF.exe	99
PID 216 wrote to memory of 2852	216	RdrCEF.exe	99
PID 216 wrote to memory of 2852	216	RdrCEF.exe	99
PID 216 wrote to memory of 2852	216	RdrCEF.exe	99
PID 216 wrote to memory of 2852	216	RdrCEF.exe	99
PID 216 wrote to memory of 2852	216	RdrCEF.exe	99
PID 216 wrote to memory of 2852	216	RdrCEF.exe	99
PID 216 wrote to memory of 2852	216	RdrCEF.exe	99
PID 216 wrote to memory of 2852	216	RdrCEF.exe	99
PID 216 wrote to memory of 2852	216	RdrCEF.exe	99
PID 216 wrote to memory of 2852	216	RdrCEF.exe	99
PID 216 wrote to memory of 2852	216	RdrCEF.exe	99
PID 216 wrote to memory of 2852	216	RdrCEF.exe	99
PID 216 wrote to memory of 2852	216	RdrCEF.exe	99

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\e18bfe2027023959e6ae486ed21b28a1.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:3792
- 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:216
- - 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=B8A52C3773605FC2507F5FCEE133194F --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1756
- - 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=440029F91972DDAB93AAF1DA19877360 --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=440029F91972DDAB93AAF1DA19877360 --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2852
- - 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=F04EE93E866A8D5AFF77730E59AFDF24 --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=F04EE93E866A8D5AFF77730E59AFDF24 --renderer-client-id=4 --mojo-platform-channel-handle=2288 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2312
- - 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=C596A287BA59DFCDCA04825752CA4A07 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4888
- - 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=9585F775BB183D6E597E222F4F00B5C0 --mojo-platform-channel-handle=2576 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4508
- - 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=F6658A8883E00E92058F2C68DA162995 --mojo-platform-channel-handle=2344 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2060

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3556

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=4120 --field-trial-handle=3112,i,1786399861560734457,5606877702857066305,262144 --variations-seed-version /prefetch:8
1⤵
PID:116

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
f6ea8414829f54b7c2765b16bccb51e0

SHA1
d58772d045d7b3371a96e6e4ab068bb9641f0750

SHA256
82b2be818db4f19283b0ef494ca920e6308bb34d4defe96c312b2991db4d2629

SHA512
eb5e892cb740ac77153d2fe0cd4a6d02bfbe820cd4d1b09dec9bf6789b80467fc5141867fa8f1d3c67196770c783fe497fe59adaf39c5c3adcae5edcd92f683f

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