ebf18c62af0b589856ea1857af681159495fa0bbcbe3f0bf64cbdb0d1b73c4d6

Analysis

max time kernel
141s
max time network
136s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
19-01-2024 17:54

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General

Target

6844d2ee4dec12ceb2558b28fc838c34.pdf
Size

34KB
MD5

6844d2ee4dec12ceb2558b28fc838c34
SHA1

6a75e4d96b26bb449c5977a0145bbcc0385d79b3
SHA256

ebf18c62af0b589856ea1857af681159495fa0bbcbe3f0bf64cbdb0d1b73c4d6
SHA512

dec2d4a75e85fa18bc98e07ce4c36302f3aec37f239d3cb8e92aee322829c9cda8dd3b96aaf82361e1ec0614ebc9d21bf6a92849b3fe0b47bf1bdc6935704eea
SSDEEP

768:7GO8YztPsnVK0bIyDgcZIxVnyA3cT6rDHqP7llW8BFPpG:SvYzt+UADWxcT6rX8BFP0

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-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
5048	AcroRd32.exe
5048	AcroRd32.exe
5048	AcroRd32.exe
5048	AcroRd32.exe
5048	AcroRd32.exe
5048	AcroRd32.exe
5048	AcroRd32.exe
5048	AcroRd32.exe
5048	AcroRd32.exe
5048	AcroRd32.exe
5048	AcroRd32.exe
5048	AcroRd32.exe
5048	AcroRd32.exe
5048	AcroRd32.exe
5048	AcroRd32.exe
5048	AcroRd32.exe
5048	AcroRd32.exe
5048	AcroRd32.exe
5048	AcroRd32.exe
5048	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
5048	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
5048	AcroRd32.exe
5048	AcroRd32.exe
5048	AcroRd32.exe
5048	AcroRd32.exe
5048	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 5048 wrote to memory of 1624	5048	AcroRd32.exe	92
PID 5048 wrote to memory of 1624	5048	AcroRd32.exe	92
PID 5048 wrote to memory of 1624	5048	AcroRd32.exe	92
PID 1624 wrote to memory of 4668	1624	RdrCEF.exe	94
PID 1624 wrote to memory of 4668	1624	RdrCEF.exe	94
PID 1624 wrote to memory of 4668	1624	RdrCEF.exe	94
PID 1624 wrote to memory of 4668	1624	RdrCEF.exe	94
PID 1624 wrote to memory of 4668	1624	RdrCEF.exe	94
PID 1624 wrote to memory of 4668	1624	RdrCEF.exe	94
PID 1624 wrote to memory of 4668	1624	RdrCEF.exe	94
PID 1624 wrote to memory of 4668	1624	RdrCEF.exe	94
PID 1624 wrote to memory of 4668	1624	RdrCEF.exe	94
PID 1624 wrote to memory of 4668	1624	RdrCEF.exe	94
PID 1624 wrote to memory of 4668	1624	RdrCEF.exe	94
PID 1624 wrote to memory of 4668	1624	RdrCEF.exe	94
PID 1624 wrote to memory of 4668	1624	RdrCEF.exe	94
PID 1624 wrote to memory of 4668	1624	RdrCEF.exe	94
PID 1624 wrote to memory of 4668	1624	RdrCEF.exe	94
PID 1624 wrote to memory of 4668	1624	RdrCEF.exe	94
PID 1624 wrote to memory of 4668	1624	RdrCEF.exe	94
PID 1624 wrote to memory of 4668	1624	RdrCEF.exe	94
PID 1624 wrote to memory of 4668	1624	RdrCEF.exe	94
PID 1624 wrote to memory of 4668	1624	RdrCEF.exe	94
PID 1624 wrote to memory of 4668	1624	RdrCEF.exe	94
PID 1624 wrote to memory of 4668	1624	RdrCEF.exe	94
PID 1624 wrote to memory of 4668	1624	RdrCEF.exe	94
PID 1624 wrote to memory of 4668	1624	RdrCEF.exe	94
PID 1624 wrote to memory of 4668	1624	RdrCEF.exe	94
PID 1624 wrote to memory of 4668	1624	RdrCEF.exe	94
PID 1624 wrote to memory of 4668	1624	RdrCEF.exe	94
PID 1624 wrote to memory of 4668	1624	RdrCEF.exe	94
PID 1624 wrote to memory of 4668	1624	RdrCEF.exe	94
PID 1624 wrote to memory of 4668	1624	RdrCEF.exe	94
PID 1624 wrote to memory of 4668	1624	RdrCEF.exe	94
PID 1624 wrote to memory of 4668	1624	RdrCEF.exe	94
PID 1624 wrote to memory of 4668	1624	RdrCEF.exe	94
PID 1624 wrote to memory of 4668	1624	RdrCEF.exe	94
PID 1624 wrote to memory of 4668	1624	RdrCEF.exe	94
PID 1624 wrote to memory of 4668	1624	RdrCEF.exe	94
PID 1624 wrote to memory of 4668	1624	RdrCEF.exe	94
PID 1624 wrote to memory of 4668	1624	RdrCEF.exe	94
PID 1624 wrote to memory of 4668	1624	RdrCEF.exe	94
PID 1624 wrote to memory of 4668	1624	RdrCEF.exe	94
PID 1624 wrote to memory of 4668	1624	RdrCEF.exe	94
PID 1624 wrote to memory of 4484	1624	RdrCEF.exe	95
PID 1624 wrote to memory of 4484	1624	RdrCEF.exe	95
PID 1624 wrote to memory of 4484	1624	RdrCEF.exe	95
PID 1624 wrote to memory of 4484	1624	RdrCEF.exe	95
PID 1624 wrote to memory of 4484	1624	RdrCEF.exe	95
PID 1624 wrote to memory of 4484	1624	RdrCEF.exe	95
PID 1624 wrote to memory of 4484	1624	RdrCEF.exe	95
PID 1624 wrote to memory of 4484	1624	RdrCEF.exe	95
PID 1624 wrote to memory of 4484	1624	RdrCEF.exe	95
PID 1624 wrote to memory of 4484	1624	RdrCEF.exe	95
PID 1624 wrote to memory of 4484	1624	RdrCEF.exe	95
PID 1624 wrote to memory of 4484	1624	RdrCEF.exe	95
PID 1624 wrote to memory of 4484	1624	RdrCEF.exe	95
PID 1624 wrote to memory of 4484	1624	RdrCEF.exe	95
PID 1624 wrote to memory of 4484	1624	RdrCEF.exe	95
PID 1624 wrote to memory of 4484	1624	RdrCEF.exe	95
PID 1624 wrote to memory of 4484	1624	RdrCEF.exe	95
PID 1624 wrote to memory of 4484	1624	RdrCEF.exe	95
PID 1624 wrote to memory of 4484	1624	RdrCEF.exe	95
PID 1624 wrote to memory of 4484	1624	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\6844d2ee4dec12ceb2558b28fc838c34.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:5048
- 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:1624
- - 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=57A46D7398F06C7634D2EA3A6E0FFB3B --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4668
- - 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=C2CEEC0A30A2A1E8B017853961C72056 --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=C2CEEC0A30A2A1E8B017853961C72056 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4484
- - 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=2241FF03CC32CD38D12D35788E3E2FDB --mojo-platform-channel-handle=2324 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4196
- - 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=4F9A41351C295B9913912098DD83C050 --mojo-platform-channel-handle=2444 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1172
- - 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=F4BDA17B22727969819FA20721763F8B --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=F4BDA17B22727969819FA20721763F8B --renderer-client-id=6 --mojo-platform-channel-handle=1964 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1620
- - 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=5AB1AD16176042B0E1E8ACE337587D2A --mojo-platform-channel-handle=2724 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1724

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
5420820d122a925e55bcc0bb3c647f8d

SHA1
97f5ad7424021f62ae7957d18e401640e2a701fd

SHA256
29cdf0ca041bd7c8b747c0833ad65013f0f2ebe98f06cdab256046b192ebf2e1

SHA512
59d435a11088be4edd1f0935b8c9a4955c3f7cade0c4617dad18b76a8d2c03ef3ea38b65649126bcbed1dae54fa0a0a8e958fbe540ec9c80b9548bb67809cf07

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/5048-25-0x000000000A6D0000-0x000000000A720000-memory.dmp

Filesize
320KB

Download