9ebdf7ceb56abfcefceb6f50cc44b5e10329e0840e8fdf860b310c4777442d99

Analysis

max time kernel
148s
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
30-12-2023 23:41

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General

Target

205bcaa1cd51d895718534d773aed149.pdf
Size

33KB
MD5

205bcaa1cd51d895718534d773aed149
SHA1

ab21b97de631607492a9cfcbc588095f96dd8c6f
SHA256

9ebdf7ceb56abfcefceb6f50cc44b5e10329e0840e8fdf860b310c4777442d99
SHA512

cf270589db57043d429400d27851163d6538a912bd48f19a59c704bf154d572b6acc30ad9f1490895e3ce0606fc623f193249d8a70f245d29054d755537eaa62
SSDEEP

768:KH2aaJBwEzsT4QaoIowvLOIpa0riyNG3I:KWaW/zW4F/6Eak1G3I

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-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4564	AcroRd32.exe
4564	AcroRd32.exe
4564	AcroRd32.exe
4564	AcroRd32.exe
4564	AcroRd32.exe
4564	AcroRd32.exe
4564	AcroRd32.exe
4564	AcroRd32.exe
4564	AcroRd32.exe
4564	AcroRd32.exe
4564	AcroRd32.exe
4564	AcroRd32.exe
4564	AcroRd32.exe
4564	AcroRd32.exe
4564	AcroRd32.exe
4564	AcroRd32.exe
4564	AcroRd32.exe
4564	AcroRd32.exe
4564	AcroRd32.exe
4564	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4564	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4564	AcroRd32.exe
4564	AcroRd32.exe
4564	AcroRd32.exe
4564	AcroRd32.exe
4564	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4564 wrote to memory of 4480	4564	AcroRd32.exe	94
PID 4564 wrote to memory of 4480	4564	AcroRd32.exe	94
PID 4564 wrote to memory of 4480	4564	AcroRd32.exe	94
PID 4480 wrote to memory of 1656	4480	RdrCEF.exe	95
PID 4480 wrote to memory of 1656	4480	RdrCEF.exe	95
PID 4480 wrote to memory of 1656	4480	RdrCEF.exe	95
PID 4480 wrote to memory of 1656	4480	RdrCEF.exe	95
PID 4480 wrote to memory of 1656	4480	RdrCEF.exe	95
PID 4480 wrote to memory of 1656	4480	RdrCEF.exe	95
PID 4480 wrote to memory of 1656	4480	RdrCEF.exe	95
PID 4480 wrote to memory of 1656	4480	RdrCEF.exe	95
PID 4480 wrote to memory of 1656	4480	RdrCEF.exe	95
PID 4480 wrote to memory of 1656	4480	RdrCEF.exe	95
PID 4480 wrote to memory of 1656	4480	RdrCEF.exe	95
PID 4480 wrote to memory of 1656	4480	RdrCEF.exe	95
PID 4480 wrote to memory of 1656	4480	RdrCEF.exe	95
PID 4480 wrote to memory of 1656	4480	RdrCEF.exe	95
PID 4480 wrote to memory of 1656	4480	RdrCEF.exe	95
PID 4480 wrote to memory of 1656	4480	RdrCEF.exe	95
PID 4480 wrote to memory of 1656	4480	RdrCEF.exe	95
PID 4480 wrote to memory of 1656	4480	RdrCEF.exe	95
PID 4480 wrote to memory of 1656	4480	RdrCEF.exe	95
PID 4480 wrote to memory of 1656	4480	RdrCEF.exe	95
PID 4480 wrote to memory of 1656	4480	RdrCEF.exe	95
PID 4480 wrote to memory of 1656	4480	RdrCEF.exe	95
PID 4480 wrote to memory of 1656	4480	RdrCEF.exe	95
PID 4480 wrote to memory of 1656	4480	RdrCEF.exe	95
PID 4480 wrote to memory of 1656	4480	RdrCEF.exe	95
PID 4480 wrote to memory of 1656	4480	RdrCEF.exe	95
PID 4480 wrote to memory of 1656	4480	RdrCEF.exe	95
PID 4480 wrote to memory of 1656	4480	RdrCEF.exe	95
PID 4480 wrote to memory of 1656	4480	RdrCEF.exe	95
PID 4480 wrote to memory of 1656	4480	RdrCEF.exe	95
PID 4480 wrote to memory of 1656	4480	RdrCEF.exe	95
PID 4480 wrote to memory of 1656	4480	RdrCEF.exe	95
PID 4480 wrote to memory of 1656	4480	RdrCEF.exe	95
PID 4480 wrote to memory of 1656	4480	RdrCEF.exe	95
PID 4480 wrote to memory of 1656	4480	RdrCEF.exe	95
PID 4480 wrote to memory of 1656	4480	RdrCEF.exe	95
PID 4480 wrote to memory of 1656	4480	RdrCEF.exe	95
PID 4480 wrote to memory of 1656	4480	RdrCEF.exe	95
PID 4480 wrote to memory of 1656	4480	RdrCEF.exe	95
PID 4480 wrote to memory of 1656	4480	RdrCEF.exe	95
PID 4480 wrote to memory of 1656	4480	RdrCEF.exe	95
PID 4480 wrote to memory of 4492	4480	RdrCEF.exe	96
PID 4480 wrote to memory of 4492	4480	RdrCEF.exe	96
PID 4480 wrote to memory of 4492	4480	RdrCEF.exe	96
PID 4480 wrote to memory of 4492	4480	RdrCEF.exe	96
PID 4480 wrote to memory of 4492	4480	RdrCEF.exe	96
PID 4480 wrote to memory of 4492	4480	RdrCEF.exe	96
PID 4480 wrote to memory of 4492	4480	RdrCEF.exe	96
PID 4480 wrote to memory of 4492	4480	RdrCEF.exe	96
PID 4480 wrote to memory of 4492	4480	RdrCEF.exe	96
PID 4480 wrote to memory of 4492	4480	RdrCEF.exe	96
PID 4480 wrote to memory of 4492	4480	RdrCEF.exe	96
PID 4480 wrote to memory of 4492	4480	RdrCEF.exe	96
PID 4480 wrote to memory of 4492	4480	RdrCEF.exe	96
PID 4480 wrote to memory of 4492	4480	RdrCEF.exe	96
PID 4480 wrote to memory of 4492	4480	RdrCEF.exe	96
PID 4480 wrote to memory of 4492	4480	RdrCEF.exe	96
PID 4480 wrote to memory of 4492	4480	RdrCEF.exe	96
PID 4480 wrote to memory of 4492	4480	RdrCEF.exe	96
PID 4480 wrote to memory of 4492	4480	RdrCEF.exe	96
PID 4480 wrote to memory of 4492	4480	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\205bcaa1cd51d895718534d773aed149.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:4564
- 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:4480
- - 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=3C8D61A275EE1520834A9E6D8E49B195 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1656
- - 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=4785D4B0EEBA18B80F9CAEB071053998 --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=4785D4B0EEBA18B80F9CAEB071053998 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4492
- - 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=2C71ADFF77F05C7B4B86CB365A35B9F0 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4224
- - 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=997321C175C1BCEE351F94FB1AF306FA --mojo-platform-channel-handle=2420 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4140
- - 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=838FD56FB4256F34C8821EC81825A4EA --mojo-platform-channel-handle=1728 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3680
- - 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=BBFEE29CDBAB453335D38635179CCA69 --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=BBFEE29CDBAB453335D38635179CCA69 --renderer-client-id=7 --mojo-platform-channel-handle=2300 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4440

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1980

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
f24f5fb77a0f515286d06e7b83920326

SHA1
1d09c6ab7ffb1ff4e67ce90f450163b8f498297a

SHA256
45339d4d1f953cca15f0d5980c0da8a7c1ec3896b7b2244720992fc2a6beac9f

SHA512
799498db450017c8c9e9c213bebc96da962983fc053ac414d011db7ef4140a46dd5802a9412e321177224fbea9a6f055b13de061b5fc92058efd92223bbc88b1

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/4564-26-0x0000000009DA0000-0x0000000009DF0000-memory.dmp

Filesize
320KB

Download