d8477bc05d84ff12785866a947b8acd6af6bba01de26931ada0eb282ca248ccc

Analysis

max time kernel
142s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
07/01/2024, 14:12

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General

Target

4930941304e589314dfe370055b7cd11.pdf
Size

83KB
MD5

4930941304e589314dfe370055b7cd11
SHA1

aedef0b53fdd9f7981a1178afbad988359cd5d8e
SHA256

d8477bc05d84ff12785866a947b8acd6af6bba01de26931ada0eb282ca248ccc
SHA512

d6f7ca5215693034a70e38c38ae3cf17116ae52da2f998a05675ef7e3702a3140eff20e28811382b3b9f1f47c6ee0f2bb6a6c46450ca5f461b63c4883ac628f5
SSDEEP

1536:Yo9OIPC6zrsPLn1OMqEfRq59WHc3wbNC5x9CxM/9rr0tDachYxWmBhBNFgg03us2:RgIPKLN1JsUa/9vXXvFgg0eFXh

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-1-5-21-3336304223-2978740688-3645194410-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2656	AcroRd32.exe
2656	AcroRd32.exe
2656	AcroRd32.exe
2656	AcroRd32.exe
2656	AcroRd32.exe
2656	AcroRd32.exe
2656	AcroRd32.exe
2656	AcroRd32.exe
2656	AcroRd32.exe
2656	AcroRd32.exe
2656	AcroRd32.exe
2656	AcroRd32.exe
2656	AcroRd32.exe
2656	AcroRd32.exe
2656	AcroRd32.exe
2656	AcroRd32.exe
2656	AcroRd32.exe
2656	AcroRd32.exe
2656	AcroRd32.exe
2656	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2656	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2656	AcroRd32.exe
2656	AcroRd32.exe
2656	AcroRd32.exe
2656	AcroRd32.exe
2656	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2656 wrote to memory of 4408	2656	AcroRd32.exe	93
PID 2656 wrote to memory of 4408	2656	AcroRd32.exe	93
PID 2656 wrote to memory of 4408	2656	AcroRd32.exe	93
PID 4408 wrote to memory of 1836	4408	RdrCEF.exe	94
PID 4408 wrote to memory of 1836	4408	RdrCEF.exe	94
PID 4408 wrote to memory of 1836	4408	RdrCEF.exe	94
PID 4408 wrote to memory of 1836	4408	RdrCEF.exe	94
PID 4408 wrote to memory of 1836	4408	RdrCEF.exe	94
PID 4408 wrote to memory of 1836	4408	RdrCEF.exe	94
PID 4408 wrote to memory of 1836	4408	RdrCEF.exe	94
PID 4408 wrote to memory of 1836	4408	RdrCEF.exe	94
PID 4408 wrote to memory of 1836	4408	RdrCEF.exe	94
PID 4408 wrote to memory of 1836	4408	RdrCEF.exe	94
PID 4408 wrote to memory of 1836	4408	RdrCEF.exe	94
PID 4408 wrote to memory of 1836	4408	RdrCEF.exe	94
PID 4408 wrote to memory of 1836	4408	RdrCEF.exe	94
PID 4408 wrote to memory of 1836	4408	RdrCEF.exe	94
PID 4408 wrote to memory of 1836	4408	RdrCEF.exe	94
PID 4408 wrote to memory of 1836	4408	RdrCEF.exe	94
PID 4408 wrote to memory of 1836	4408	RdrCEF.exe	94
PID 4408 wrote to memory of 1836	4408	RdrCEF.exe	94
PID 4408 wrote to memory of 1836	4408	RdrCEF.exe	94
PID 4408 wrote to memory of 1836	4408	RdrCEF.exe	94
PID 4408 wrote to memory of 1836	4408	RdrCEF.exe	94
PID 4408 wrote to memory of 1836	4408	RdrCEF.exe	94
PID 4408 wrote to memory of 1836	4408	RdrCEF.exe	94
PID 4408 wrote to memory of 1836	4408	RdrCEF.exe	94
PID 4408 wrote to memory of 1836	4408	RdrCEF.exe	94
PID 4408 wrote to memory of 1836	4408	RdrCEF.exe	94
PID 4408 wrote to memory of 1836	4408	RdrCEF.exe	94
PID 4408 wrote to memory of 1836	4408	RdrCEF.exe	94
PID 4408 wrote to memory of 1836	4408	RdrCEF.exe	94
PID 4408 wrote to memory of 1836	4408	RdrCEF.exe	94
PID 4408 wrote to memory of 1836	4408	RdrCEF.exe	94
PID 4408 wrote to memory of 1836	4408	RdrCEF.exe	94
PID 4408 wrote to memory of 1836	4408	RdrCEF.exe	94
PID 4408 wrote to memory of 1836	4408	RdrCEF.exe	94
PID 4408 wrote to memory of 1836	4408	RdrCEF.exe	94
PID 4408 wrote to memory of 1836	4408	RdrCEF.exe	94
PID 4408 wrote to memory of 1836	4408	RdrCEF.exe	94
PID 4408 wrote to memory of 1836	4408	RdrCEF.exe	94
PID 4408 wrote to memory of 1836	4408	RdrCEF.exe	94
PID 4408 wrote to memory of 1836	4408	RdrCEF.exe	94
PID 4408 wrote to memory of 1836	4408	RdrCEF.exe	94
PID 4408 wrote to memory of 3964	4408	RdrCEF.exe	95
PID 4408 wrote to memory of 3964	4408	RdrCEF.exe	95
PID 4408 wrote to memory of 3964	4408	RdrCEF.exe	95
PID 4408 wrote to memory of 3964	4408	RdrCEF.exe	95
PID 4408 wrote to memory of 3964	4408	RdrCEF.exe	95
PID 4408 wrote to memory of 3964	4408	RdrCEF.exe	95
PID 4408 wrote to memory of 3964	4408	RdrCEF.exe	95
PID 4408 wrote to memory of 3964	4408	RdrCEF.exe	95
PID 4408 wrote to memory of 3964	4408	RdrCEF.exe	95
PID 4408 wrote to memory of 3964	4408	RdrCEF.exe	95
PID 4408 wrote to memory of 3964	4408	RdrCEF.exe	95
PID 4408 wrote to memory of 3964	4408	RdrCEF.exe	95
PID 4408 wrote to memory of 3964	4408	RdrCEF.exe	95
PID 4408 wrote to memory of 3964	4408	RdrCEF.exe	95
PID 4408 wrote to memory of 3964	4408	RdrCEF.exe	95
PID 4408 wrote to memory of 3964	4408	RdrCEF.exe	95
PID 4408 wrote to memory of 3964	4408	RdrCEF.exe	95
PID 4408 wrote to memory of 3964	4408	RdrCEF.exe	95
PID 4408 wrote to memory of 3964	4408	RdrCEF.exe	95
PID 4408 wrote to memory of 3964	4408	RdrCEF.exe	95

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\4930941304e589314dfe370055b7cd11.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:2656
- 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:4408
- - 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=6258E9FD25D280EB1CD686AC11DBBB10 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1836
- - 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=5CCC9F3844AA8231D327F1EF927AF49A --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=5CCC9F3844AA8231D327F1EF927AF49A --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3964
- - 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=C06D86FB1FA798443100E271C6994424 --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=C06D86FB1FA798443100E271C6994424 --renderer-client-id=4 --mojo-platform-channel-handle=2328 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1516
- - 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=34EEC4430840F141B2F0269E63CB472E --mojo-platform-channel-handle=2360 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4036
- - 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=68DEB5D694D5EBDB5CFE97E019FF649D --mojo-platform-channel-handle=2588 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3676
- - 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=8362C07163634B2FD89531961A647AAB --mojo-platform-channel-handle=2520 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3020

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2360

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

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Downloads

C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
64KB

MD5
55e09aa3ed45f60f429b7b2b57ce78e3

SHA1
01a2f3b74b02d2cb9539c16349e71143121b5387

SHA256
643e8c01e3fa34f86e1facf0cdd5058a8347b87e06e5e7797aba9b59133d8251

SHA512
2ef6a4f46c2d5c3fffb1748561e2730768e0900fa37e3d5a1fb171bedf0adb571ead36a4ed4c0b495bd6a68bb538b462cb699be082bbb0da03667935efc963af

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
memory/2656-28-0x000000000AFC0000-0x000000000AFE1000-memory.dmp

Filesize
132KB

Download