cccbccaf8a9941a6a405ff604a511966b6244a91838acc498e67cb46b6e4ee04

Analysis

max time kernel
141s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
25-01-2024 03:53

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

73aaffafbbc74c79fa734a7e7195507d.pdf
Size

72KB
MD5

73aaffafbbc74c79fa734a7e7195507d
SHA1

55e09b2ec473cc8719ec88e9b6c76fe993ee96a4
SHA256

cccbccaf8a9941a6a405ff604a511966b6244a91838acc498e67cb46b6e4ee04
SHA512

a9f7b190c0a1d44d54d64a159db8c19b579229a46c3e7d05dc489f8732526a718e54f7a9128f3135721a9accd3fd5dd055458f913e0ed7d555e24c14b36e7142
SSDEEP

1536:AFPdzMv9YKAHvzu2tcdGPY0DZC0IAONHXBtG825pIeqNaN:ih+9YKkLuCcdGPYYCoKGlYeqNaN

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-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4012	AcroRd32.exe
4012	AcroRd32.exe
4012	AcroRd32.exe
4012	AcroRd32.exe
4012	AcroRd32.exe
4012	AcroRd32.exe
4012	AcroRd32.exe
4012	AcroRd32.exe
4012	AcroRd32.exe
4012	AcroRd32.exe
4012	AcroRd32.exe
4012	AcroRd32.exe
4012	AcroRd32.exe
4012	AcroRd32.exe
4012	AcroRd32.exe
4012	AcroRd32.exe
4012	AcroRd32.exe
4012	AcroRd32.exe
4012	AcroRd32.exe
4012	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4012	AcroRd32.exe
4012	AcroRd32.exe
4012	AcroRd32.exe
4012	AcroRd32.exe
4012	AcroRd32.exe
4012	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4012 wrote to memory of 2508	4012	AcroRd32.exe	92
PID 4012 wrote to memory of 2508	4012	AcroRd32.exe	92
PID 4012 wrote to memory of 2508	4012	AcroRd32.exe	92
PID 2508 wrote to memory of 1796	2508	RdrCEF.exe	95
PID 2508 wrote to memory of 1796	2508	RdrCEF.exe	95
PID 2508 wrote to memory of 1796	2508	RdrCEF.exe	95
PID 2508 wrote to memory of 1796	2508	RdrCEF.exe	95
PID 2508 wrote to memory of 1796	2508	RdrCEF.exe	95
PID 2508 wrote to memory of 1796	2508	RdrCEF.exe	95
PID 2508 wrote to memory of 1796	2508	RdrCEF.exe	95
PID 2508 wrote to memory of 1796	2508	RdrCEF.exe	95
PID 2508 wrote to memory of 1796	2508	RdrCEF.exe	95
PID 2508 wrote to memory of 1796	2508	RdrCEF.exe	95
PID 2508 wrote to memory of 1796	2508	RdrCEF.exe	95
PID 2508 wrote to memory of 1796	2508	RdrCEF.exe	95
PID 2508 wrote to memory of 1796	2508	RdrCEF.exe	95
PID 2508 wrote to memory of 1796	2508	RdrCEF.exe	95
PID 2508 wrote to memory of 1796	2508	RdrCEF.exe	95
PID 2508 wrote to memory of 1796	2508	RdrCEF.exe	95
PID 2508 wrote to memory of 1796	2508	RdrCEF.exe	95
PID 2508 wrote to memory of 1796	2508	RdrCEF.exe	95
PID 2508 wrote to memory of 1796	2508	RdrCEF.exe	95
PID 2508 wrote to memory of 1796	2508	RdrCEF.exe	95
PID 2508 wrote to memory of 1796	2508	RdrCEF.exe	95
PID 2508 wrote to memory of 1796	2508	RdrCEF.exe	95
PID 2508 wrote to memory of 1796	2508	RdrCEF.exe	95
PID 2508 wrote to memory of 1796	2508	RdrCEF.exe	95
PID 2508 wrote to memory of 1796	2508	RdrCEF.exe	95
PID 2508 wrote to memory of 1796	2508	RdrCEF.exe	95
PID 2508 wrote to memory of 1796	2508	RdrCEF.exe	95
PID 2508 wrote to memory of 1796	2508	RdrCEF.exe	95
PID 2508 wrote to memory of 1796	2508	RdrCEF.exe	95
PID 2508 wrote to memory of 1796	2508	RdrCEF.exe	95
PID 2508 wrote to memory of 1796	2508	RdrCEF.exe	95
PID 2508 wrote to memory of 1796	2508	RdrCEF.exe	95
PID 2508 wrote to memory of 1796	2508	RdrCEF.exe	95
PID 2508 wrote to memory of 1796	2508	RdrCEF.exe	95
PID 2508 wrote to memory of 1796	2508	RdrCEF.exe	95
PID 2508 wrote to memory of 1796	2508	RdrCEF.exe	95
PID 2508 wrote to memory of 1796	2508	RdrCEF.exe	95
PID 2508 wrote to memory of 1796	2508	RdrCEF.exe	95
PID 2508 wrote to memory of 1796	2508	RdrCEF.exe	95
PID 2508 wrote to memory of 1796	2508	RdrCEF.exe	95
PID 2508 wrote to memory of 1796	2508	RdrCEF.exe	95
PID 2508 wrote to memory of 1924	2508	RdrCEF.exe	96
PID 2508 wrote to memory of 1924	2508	RdrCEF.exe	96
PID 2508 wrote to memory of 1924	2508	RdrCEF.exe	96
PID 2508 wrote to memory of 1924	2508	RdrCEF.exe	96
PID 2508 wrote to memory of 1924	2508	RdrCEF.exe	96
PID 2508 wrote to memory of 1924	2508	RdrCEF.exe	96
PID 2508 wrote to memory of 1924	2508	RdrCEF.exe	96
PID 2508 wrote to memory of 1924	2508	RdrCEF.exe	96
PID 2508 wrote to memory of 1924	2508	RdrCEF.exe	96
PID 2508 wrote to memory of 1924	2508	RdrCEF.exe	96
PID 2508 wrote to memory of 1924	2508	RdrCEF.exe	96
PID 2508 wrote to memory of 1924	2508	RdrCEF.exe	96
PID 2508 wrote to memory of 1924	2508	RdrCEF.exe	96
PID 2508 wrote to memory of 1924	2508	RdrCEF.exe	96
PID 2508 wrote to memory of 1924	2508	RdrCEF.exe	96
PID 2508 wrote to memory of 1924	2508	RdrCEF.exe	96
PID 2508 wrote to memory of 1924	2508	RdrCEF.exe	96
PID 2508 wrote to memory of 1924	2508	RdrCEF.exe	96
PID 2508 wrote to memory of 1924	2508	RdrCEF.exe	96
PID 2508 wrote to memory of 1924	2508	RdrCEF.exe	96

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\73aaffafbbc74c79fa734a7e7195507d.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4012
- 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:2508
- - 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=F80F0FFD6D478ACBA09F4A89A8B7F59F --mojo-platform-channel-handle=1608 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1796
- - 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=16814DD103111099F95710D211F54FEA --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=16814DD103111099F95710D211F54FEA --renderer-client-id=2 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1924
- - 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=94B34D067FAC8CA01340FEC5364F3826 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1360
- - 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=D756053015BC4F3E3D77A2828E22BD9F --mojo-platform-channel-handle=1852 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1200
- - 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=544FDF0CA1EAFB053E6CC4863C94518A --mojo-platform-channel-handle=2308 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2812

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2436

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
22fb80e1449a0b6593240abb28e62d85

SHA1
9862f5b8c3aa259a5ea787d5152ba060d086f55e

SHA256
ec5ab7673352a1d005827714acc99f3e5415b1aad946d9c2ff120e909870c0bc

SHA512
7d9acd17a4a9d64f6d00c9b0ec0fab6823a4e2f3bdf9fd09b693cd84f04ad3e293ffdfb6ed8b3af3d295083633a75a814e17220f8720e9590804f259b3e8881f

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/4012-122-0x0000000009BA0000-0x0000000009E4B000-memory.dmp

Filesize
2.7MB

Download