5c42097f3179542761ea49009ffd6dfd2f33cc99e4d3595039306b53826ac3b9

Analysis

max time kernel
149s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
11/01/2024, 01:08

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General

Target

1ab44271485de1d90c79ef981a384468.pdf
Size

221KB
MD5

1ab44271485de1d90c79ef981a384468
SHA1

eff68dafac4c6754b0606cbbc6b421023ff9a60a
SHA256

5c42097f3179542761ea49009ffd6dfd2f33cc99e4d3595039306b53826ac3b9
SHA512

6703dac0cfdd5e5a252b738910bbfd5984f73ac7230da134cf0cad8f0ca4fef954d422d1ba577517570d5b8d211f13f87a61d0ca1ca7c7ce20e219831397390c
SSDEEP

3072:Ht52YK7YvFJ9xaJswniFkXbNXFILLahjeMmM+g:N52rm9xa/bNXFILLahje1M

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
3768	AcroRd32.exe
3768	AcroRd32.exe
3768	AcroRd32.exe
3768	AcroRd32.exe
3768	AcroRd32.exe
3768	AcroRd32.exe
3768	AcroRd32.exe
3768	AcroRd32.exe
3768	AcroRd32.exe
3768	AcroRd32.exe
3768	AcroRd32.exe
3768	AcroRd32.exe
3768	AcroRd32.exe
3768	AcroRd32.exe
3768	AcroRd32.exe
3768	AcroRd32.exe
3768	AcroRd32.exe
3768	AcroRd32.exe
3768	AcroRd32.exe
3768	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3768	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
3768	AcroRd32.exe
3768	AcroRd32.exe
3768	AcroRd32.exe
3768	AcroRd32.exe
3768	AcroRd32.exe
3768	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3768 wrote to memory of 4512	3768	AcroRd32.exe	91
PID 3768 wrote to memory of 4512	3768	AcroRd32.exe	91
PID 3768 wrote to memory of 4512	3768	AcroRd32.exe	91
PID 4512 wrote to memory of 2728	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2728	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2728	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2728	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2728	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2728	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2728	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2728	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2728	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2728	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2728	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2728	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2728	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2728	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2728	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2728	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2728	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2728	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2728	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2728	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2728	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2728	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2728	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2728	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2728	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2728	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2728	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2728	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2728	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2728	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2728	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2728	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2728	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2728	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2728	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2728	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2728	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2728	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2728	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2728	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 2728	4512	RdrCEF.exe	93
PID 4512 wrote to memory of 3216	4512	RdrCEF.exe	92
PID 4512 wrote to memory of 3216	4512	RdrCEF.exe	92
PID 4512 wrote to memory of 3216	4512	RdrCEF.exe	92
PID 4512 wrote to memory of 3216	4512	RdrCEF.exe	92
PID 4512 wrote to memory of 3216	4512	RdrCEF.exe	92
PID 4512 wrote to memory of 3216	4512	RdrCEF.exe	92
PID 4512 wrote to memory of 3216	4512	RdrCEF.exe	92
PID 4512 wrote to memory of 3216	4512	RdrCEF.exe	92
PID 4512 wrote to memory of 3216	4512	RdrCEF.exe	92
PID 4512 wrote to memory of 3216	4512	RdrCEF.exe	92
PID 4512 wrote to memory of 3216	4512	RdrCEF.exe	92
PID 4512 wrote to memory of 3216	4512	RdrCEF.exe	92
PID 4512 wrote to memory of 3216	4512	RdrCEF.exe	92
PID 4512 wrote to memory of 3216	4512	RdrCEF.exe	92
PID 4512 wrote to memory of 3216	4512	RdrCEF.exe	92
PID 4512 wrote to memory of 3216	4512	RdrCEF.exe	92
PID 4512 wrote to memory of 3216	4512	RdrCEF.exe	92
PID 4512 wrote to memory of 3216	4512	RdrCEF.exe	92
PID 4512 wrote to memory of 3216	4512	RdrCEF.exe	92
PID 4512 wrote to memory of 3216	4512	RdrCEF.exe	92

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\1ab44271485de1d90c79ef981a384468.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:3768
- 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:4512
- - 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=FE3DA5EE13439576B431752D744D5CB6 --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=FE3DA5EE13439576B431752D744D5CB6 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3216
- - 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=3CC648F62676E28B641FEF8A33CE65C8 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2728
- - 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=E4811BED100FE3AEB9F3F2BFB149512F --mojo-platform-channel-handle=2284 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3484
- - 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=7584643BD64EDA7C04604FB65088AC17 --mojo-platform-channel-handle=2320 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4240
- - 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=DD8E91916D01DAF161D30229C89E18FE --mojo-platform-channel-handle=2480 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4680
- - 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=F984F8C46F146A43A764B68FD4FE0600 --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=F984F8C46F146A43A764B68FD4FE0600 --renderer-client-id=7 --mojo-platform-channel-handle=2336 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4636

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4484

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
b672b73ee03fbbd69ee16f2f1ab50d93

SHA1
470986b80eda0f250fa1bd40ad89ee31174336a4

SHA256
5e5dd5b46c28f87198fa8b4fb85e483770d1a129087058aad86aa6d32963fcdb

SHA512
71188d895defe18c020d38f43cb8d3aac03c8e610197140037fc49714312cee79193e6aff16b9d220cb8a9a9d71ad61cc04f540b90a2618e7a3830725c91b0e0

Download Submit
memory/3768-26-0x000000000A990000-0x000000000A9B1000-memory.dmp

Filesize
132KB

Download
memory/3768-130-0x000000000BAC0000-0x000000000BD6B000-memory.dmp

Filesize
2.7MB

Download