a391a72a5e8e7fccc31569e655da4e6f0c9121aaa68867d02c9583faafca5984

Analysis

max time kernel
125s
max time network
134s
platform
windows10-2004_x64
resource
win10v2004-20240704-en
resource tags

arch:x64arch:x86image:win10v2004-20240704-enlocale:en-usos:windows10-2004-x64system
submitted
09/07/2024, 09:26

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General

Target

344c5dcab86749a6d64445117275ca00N.pdf
Size

429KB
MD5

344c5dcab86749a6d64445117275ca00
SHA1

9011f7205397345eb9b81189046572775af5cb40
SHA256

a391a72a5e8e7fccc31569e655da4e6f0c9121aaa68867d02c9583faafca5984
SHA512

8f7d190f35197ebef02c69110bb1b961c67b9825249b95fe01455d05cc498d9b1b491ef3d6c681ad55600f03a5f8a7bc8b23a8db16654a680e4251cedfa5ae7a
SSDEEP

12288:q6n6PumMgNp/UTOrmKjlyMtrXdBnYCyyfFBlG7XZ:LnwkgN+TKmKjsMtrXnnbrBlG7p

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-1-5-21-661257284-3186977026-4220467887-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3292	AcroRd32.exe
3292	AcroRd32.exe
3292	AcroRd32.exe
3292	AcroRd32.exe
3292	AcroRd32.exe
3292	AcroRd32.exe
3292	AcroRd32.exe
3292	AcroRd32.exe
3292	AcroRd32.exe
3292	AcroRd32.exe
3292	AcroRd32.exe
3292	AcroRd32.exe
3292	AcroRd32.exe
3292	AcroRd32.exe
3292	AcroRd32.exe
3292	AcroRd32.exe
3292	AcroRd32.exe
3292	AcroRd32.exe
3292	AcroRd32.exe
3292	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3292	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3292	AcroRd32.exe
3292	AcroRd32.exe
3292	AcroRd32.exe
3292	AcroRd32.exe
3292	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3292 wrote to memory of 1352	3292	AcroRd32.exe	92
PID 3292 wrote to memory of 1352	3292	AcroRd32.exe	92
PID 3292 wrote to memory of 1352	3292	AcroRd32.exe	92
PID 1352 wrote to memory of 2348	1352	RdrCEF.exe	93
PID 1352 wrote to memory of 2348	1352	RdrCEF.exe	93
PID 1352 wrote to memory of 2348	1352	RdrCEF.exe	93
PID 1352 wrote to memory of 2348	1352	RdrCEF.exe	93
PID 1352 wrote to memory of 2348	1352	RdrCEF.exe	93
PID 1352 wrote to memory of 2348	1352	RdrCEF.exe	93
PID 1352 wrote to memory of 2348	1352	RdrCEF.exe	93
PID 1352 wrote to memory of 2348	1352	RdrCEF.exe	93
PID 1352 wrote to memory of 2348	1352	RdrCEF.exe	93
PID 1352 wrote to memory of 2348	1352	RdrCEF.exe	93
PID 1352 wrote to memory of 2348	1352	RdrCEF.exe	93
PID 1352 wrote to memory of 2348	1352	RdrCEF.exe	93
PID 1352 wrote to memory of 2348	1352	RdrCEF.exe	93
PID 1352 wrote to memory of 2348	1352	RdrCEF.exe	93
PID 1352 wrote to memory of 2348	1352	RdrCEF.exe	93
PID 1352 wrote to memory of 2348	1352	RdrCEF.exe	93
PID 1352 wrote to memory of 2348	1352	RdrCEF.exe	93
PID 1352 wrote to memory of 2348	1352	RdrCEF.exe	93
PID 1352 wrote to memory of 2348	1352	RdrCEF.exe	93
PID 1352 wrote to memory of 2348	1352	RdrCEF.exe	93
PID 1352 wrote to memory of 2348	1352	RdrCEF.exe	93
PID 1352 wrote to memory of 2348	1352	RdrCEF.exe	93
PID 1352 wrote to memory of 2348	1352	RdrCEF.exe	93
PID 1352 wrote to memory of 2348	1352	RdrCEF.exe	93
PID 1352 wrote to memory of 2348	1352	RdrCEF.exe	93
PID 1352 wrote to memory of 2348	1352	RdrCEF.exe	93
PID 1352 wrote to memory of 2348	1352	RdrCEF.exe	93
PID 1352 wrote to memory of 2348	1352	RdrCEF.exe	93
PID 1352 wrote to memory of 2348	1352	RdrCEF.exe	93
PID 1352 wrote to memory of 2348	1352	RdrCEF.exe	93
PID 1352 wrote to memory of 2348	1352	RdrCEF.exe	93
PID 1352 wrote to memory of 2348	1352	RdrCEF.exe	93
PID 1352 wrote to memory of 2348	1352	RdrCEF.exe	93
PID 1352 wrote to memory of 2348	1352	RdrCEF.exe	93
PID 1352 wrote to memory of 2348	1352	RdrCEF.exe	93
PID 1352 wrote to memory of 2348	1352	RdrCEF.exe	93
PID 1352 wrote to memory of 2348	1352	RdrCEF.exe	93
PID 1352 wrote to memory of 2348	1352	RdrCEF.exe	93
PID 1352 wrote to memory of 2348	1352	RdrCEF.exe	93
PID 1352 wrote to memory of 2348	1352	RdrCEF.exe	93
PID 1352 wrote to memory of 2348	1352	RdrCEF.exe	93
PID 1352 wrote to memory of 4568	1352	RdrCEF.exe	94
PID 1352 wrote to memory of 4568	1352	RdrCEF.exe	94
PID 1352 wrote to memory of 4568	1352	RdrCEF.exe	94
PID 1352 wrote to memory of 4568	1352	RdrCEF.exe	94
PID 1352 wrote to memory of 4568	1352	RdrCEF.exe	94
PID 1352 wrote to memory of 4568	1352	RdrCEF.exe	94
PID 1352 wrote to memory of 4568	1352	RdrCEF.exe	94
PID 1352 wrote to memory of 4568	1352	RdrCEF.exe	94
PID 1352 wrote to memory of 4568	1352	RdrCEF.exe	94
PID 1352 wrote to memory of 4568	1352	RdrCEF.exe	94
PID 1352 wrote to memory of 4568	1352	RdrCEF.exe	94
PID 1352 wrote to memory of 4568	1352	RdrCEF.exe	94
PID 1352 wrote to memory of 4568	1352	RdrCEF.exe	94
PID 1352 wrote to memory of 4568	1352	RdrCEF.exe	94
PID 1352 wrote to memory of 4568	1352	RdrCEF.exe	94
PID 1352 wrote to memory of 4568	1352	RdrCEF.exe	94
PID 1352 wrote to memory of 4568	1352	RdrCEF.exe	94
PID 1352 wrote to memory of 4568	1352	RdrCEF.exe	94
PID 1352 wrote to memory of 4568	1352	RdrCEF.exe	94
PID 1352 wrote to memory of 4568	1352	RdrCEF.exe	94

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\344c5dcab86749a6d64445117275ca00N.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:3292
- 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:1352
- - 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=A8788E62BA1156BA755623639C2BAF47 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2348
- - 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=8A0686FD261A65624B0EC17CB8BB757C --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=8A0686FD261A65624B0EC17CB8BB757C --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4568
- - 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=C20158CB28F80B34CCC22FA29D573EED --mojo-platform-channel-handle=2316 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1308
- - 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=0866FF6F69D80FDC11E01C129E1C5752 --mojo-platform-channel-handle=1948 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2896
- - 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=7543444D47D4C42B829A96E57238A32A --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=7543444D47D4C42B829A96E57238A32A --renderer-client-id=6 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5040
- - 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=1513E02D2F3239B8B03AA0BE71EDB34D --mojo-platform-channel-handle=2536 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2784

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:388

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 --field-trial-handle=4288,i,18267267250369716772,14567143188126594249,262144 --variations-seed-version --mojo-platform-channel-handle=4164 /prefetch:8
1⤵
PID:3452

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
199407e399cbaff8af1053a4b9fd2388

SHA1
cd6f52bbfa08fd7b8524b3423c72b1e1924753a0

SHA256
99d613e984dfe729a8bea5ff8f1c5bff5c0b2a2438b1aa10a5ac0e5cfe0b13e8

SHA512
16b0c59d95788f69aa25bcb3b175ddb6de07ee5d43f5da55830671d503ae493ca1796c40de3d779170f955ad31a1b7d106f8a9d12010761a939f1eebcad7d368

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