9abdd59045d445e6303509208634c3e63e0a3075fcd674487835ab3ee13ccdc9

Analysis

max time kernel
159s
max time network
169s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
04-01-2024 02:07

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General

Target

3fa0bf327a08eca38467b0b5ba8a5087.pdf
Size

15KB
MD5

3fa0bf327a08eca38467b0b5ba8a5087
SHA1

122fb6d0d488e2691cc16a3ccf8a45c0bcb32c45
SHA256

9abdd59045d445e6303509208634c3e63e0a3075fcd674487835ab3ee13ccdc9
SHA512

65621d4dc500861da10d611a343e63338bd08b45a4217e23c0b0682d4ad691741a36bbe99b59f8d5de14127f6f3d35d8569550695ad43badc67cc9283e43d847
SSDEEP

192:T7ig2/7d1FSuq3OEscFb/CbabO2h2l7uDYYrmZakuM+qagsubDt1Wix0Us:L2/PkGcd/Cf2hoKsTRxdsuft1vx9s

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
680	AcroRd32.exe
680	AcroRd32.exe
680	AcroRd32.exe
680	AcroRd32.exe
680	AcroRd32.exe
680	AcroRd32.exe
680	AcroRd32.exe
680	AcroRd32.exe
680	AcroRd32.exe
680	AcroRd32.exe
680	AcroRd32.exe
680	AcroRd32.exe
680	AcroRd32.exe
680	AcroRd32.exe
680	AcroRd32.exe
680	AcroRd32.exe
680	AcroRd32.exe
680	AcroRd32.exe
680	AcroRd32.exe
680	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
680	AcroRd32.exe
680	AcroRd32.exe
680	AcroRd32.exe
680	AcroRd32.exe
680	AcroRd32.exe
680	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 680 wrote to memory of 4432	680	AcroRd32.exe	91
PID 680 wrote to memory of 4432	680	AcroRd32.exe	91
PID 680 wrote to memory of 4432	680	AcroRd32.exe	91
PID 4432 wrote to memory of 2164	4432	RdrCEF.exe	94
PID 4432 wrote to memory of 2164	4432	RdrCEF.exe	94
PID 4432 wrote to memory of 2164	4432	RdrCEF.exe	94
PID 4432 wrote to memory of 2164	4432	RdrCEF.exe	94
PID 4432 wrote to memory of 2164	4432	RdrCEF.exe	94
PID 4432 wrote to memory of 2164	4432	RdrCEF.exe	94
PID 4432 wrote to memory of 2164	4432	RdrCEF.exe	94
PID 4432 wrote to memory of 2164	4432	RdrCEF.exe	94
PID 4432 wrote to memory of 2164	4432	RdrCEF.exe	94
PID 4432 wrote to memory of 2164	4432	RdrCEF.exe	94
PID 4432 wrote to memory of 2164	4432	RdrCEF.exe	94
PID 4432 wrote to memory of 2164	4432	RdrCEF.exe	94
PID 4432 wrote to memory of 2164	4432	RdrCEF.exe	94
PID 4432 wrote to memory of 2164	4432	RdrCEF.exe	94
PID 4432 wrote to memory of 2164	4432	RdrCEF.exe	94
PID 4432 wrote to memory of 2164	4432	RdrCEF.exe	94
PID 4432 wrote to memory of 2164	4432	RdrCEF.exe	94
PID 4432 wrote to memory of 2164	4432	RdrCEF.exe	94
PID 4432 wrote to memory of 2164	4432	RdrCEF.exe	94
PID 4432 wrote to memory of 2164	4432	RdrCEF.exe	94
PID 4432 wrote to memory of 2164	4432	RdrCEF.exe	94
PID 4432 wrote to memory of 2164	4432	RdrCEF.exe	94
PID 4432 wrote to memory of 2164	4432	RdrCEF.exe	94
PID 4432 wrote to memory of 2164	4432	RdrCEF.exe	94
PID 4432 wrote to memory of 2164	4432	RdrCEF.exe	94
PID 4432 wrote to memory of 2164	4432	RdrCEF.exe	94
PID 4432 wrote to memory of 2164	4432	RdrCEF.exe	94
PID 4432 wrote to memory of 2164	4432	RdrCEF.exe	94
PID 4432 wrote to memory of 2164	4432	RdrCEF.exe	94
PID 4432 wrote to memory of 2164	4432	RdrCEF.exe	94
PID 4432 wrote to memory of 2164	4432	RdrCEF.exe	94
PID 4432 wrote to memory of 2164	4432	RdrCEF.exe	94
PID 4432 wrote to memory of 2164	4432	RdrCEF.exe	94
PID 4432 wrote to memory of 2164	4432	RdrCEF.exe	94
PID 4432 wrote to memory of 2164	4432	RdrCEF.exe	94
PID 4432 wrote to memory of 2164	4432	RdrCEF.exe	94
PID 4432 wrote to memory of 2164	4432	RdrCEF.exe	94
PID 4432 wrote to memory of 2164	4432	RdrCEF.exe	94
PID 4432 wrote to memory of 2164	4432	RdrCEF.exe	94
PID 4432 wrote to memory of 2164	4432	RdrCEF.exe	94
PID 4432 wrote to memory of 2164	4432	RdrCEF.exe	94
PID 4432 wrote to memory of 2528	4432	RdrCEF.exe	95
PID 4432 wrote to memory of 2528	4432	RdrCEF.exe	95
PID 4432 wrote to memory of 2528	4432	RdrCEF.exe	95
PID 4432 wrote to memory of 2528	4432	RdrCEF.exe	95
PID 4432 wrote to memory of 2528	4432	RdrCEF.exe	95
PID 4432 wrote to memory of 2528	4432	RdrCEF.exe	95
PID 4432 wrote to memory of 2528	4432	RdrCEF.exe	95
PID 4432 wrote to memory of 2528	4432	RdrCEF.exe	95
PID 4432 wrote to memory of 2528	4432	RdrCEF.exe	95
PID 4432 wrote to memory of 2528	4432	RdrCEF.exe	95
PID 4432 wrote to memory of 2528	4432	RdrCEF.exe	95
PID 4432 wrote to memory of 2528	4432	RdrCEF.exe	95
PID 4432 wrote to memory of 2528	4432	RdrCEF.exe	95
PID 4432 wrote to memory of 2528	4432	RdrCEF.exe	95
PID 4432 wrote to memory of 2528	4432	RdrCEF.exe	95
PID 4432 wrote to memory of 2528	4432	RdrCEF.exe	95
PID 4432 wrote to memory of 2528	4432	RdrCEF.exe	95
PID 4432 wrote to memory of 2528	4432	RdrCEF.exe	95
PID 4432 wrote to memory of 2528	4432	RdrCEF.exe	95
PID 4432 wrote to memory of 2528	4432	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\3fa0bf327a08eca38467b0b5ba8a5087.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:680
- 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:4432
- - 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=AA2D7E40B9746DB467B3D60D44297CC0 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2164
- - 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=52996548E88D8DB7A51A18E54E8A5C91 --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=52996548E88D8DB7A51A18E54E8A5C91 --renderer-client-id=2 --mojo-platform-channel-handle=1724 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2528
- - 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=81A17F52519046D6305F8111C161DDD4 --mojo-platform-channel-handle=1800 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1776
- - 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=D4AAE79B456D6F7930B359AD053EE26A --mojo-platform-channel-handle=2312 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4644
- - 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=A46A348FE8F1D3891AC6938E74094240 --mojo-platform-channel-handle=1988 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4172

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4136

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
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