57ee79176f6b01ab9b6f183660598d313066300b426e24842e3b9c259d488bcc

Analysis

max time kernel
149s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
05/01/2024, 11:05

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General

Target

4384cbad0bbc1ec562a12772950a34b5.pdf
Size

85KB
MD5

4384cbad0bbc1ec562a12772950a34b5
SHA1

6bb584a49b3fea82d6df2fc2498a09c97418719e
SHA256

57ee79176f6b01ab9b6f183660598d313066300b426e24842e3b9c259d488bcc
SHA512

eacdbe39785be83a3236a2f4f28e57565015748a08ecb83d91d9af5ee654a77f1297af50c2f076cfd09222dcffc03a103e711896b147f0473c6e5fb256b8caaa
SSDEEP

1536:RZiCc7mmuyPSNb+CK5vrcGzUtVfZkLlsDApkCywZ2qhWxd/gZD5v1aijwc4vW8p+:SZmJh0VAtVfZkLlHptMqmd/a5v1aqN4m

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
4716	AcroRd32.exe
4716	AcroRd32.exe
4716	AcroRd32.exe
4716	AcroRd32.exe
4716	AcroRd32.exe
4716	AcroRd32.exe
4716	AcroRd32.exe
4716	AcroRd32.exe
4716	AcroRd32.exe
4716	AcroRd32.exe
4716	AcroRd32.exe
4716	AcroRd32.exe
4716	AcroRd32.exe
4716	AcroRd32.exe
4716	AcroRd32.exe
4716	AcroRd32.exe
4716	AcroRd32.exe
4716	AcroRd32.exe
4716	AcroRd32.exe
4716	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4716	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4716	AcroRd32.exe
4716	AcroRd32.exe
4716	AcroRd32.exe
4716	AcroRd32.exe
4716	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4716 wrote to memory of 4148	4716	AcroRd32.exe	94
PID 4716 wrote to memory of 4148	4716	AcroRd32.exe	94
PID 4716 wrote to memory of 4148	4716	AcroRd32.exe	94
PID 4148 wrote to memory of 2972	4148	RdrCEF.exe	97
PID 4148 wrote to memory of 2972	4148	RdrCEF.exe	97
PID 4148 wrote to memory of 2972	4148	RdrCEF.exe	97
PID 4148 wrote to memory of 2972	4148	RdrCEF.exe	97
PID 4148 wrote to memory of 2972	4148	RdrCEF.exe	97
PID 4148 wrote to memory of 2972	4148	RdrCEF.exe	97
PID 4148 wrote to memory of 2972	4148	RdrCEF.exe	97
PID 4148 wrote to memory of 2972	4148	RdrCEF.exe	97
PID 4148 wrote to memory of 2972	4148	RdrCEF.exe	97
PID 4148 wrote to memory of 2972	4148	RdrCEF.exe	97
PID 4148 wrote to memory of 2972	4148	RdrCEF.exe	97
PID 4148 wrote to memory of 2972	4148	RdrCEF.exe	97
PID 4148 wrote to memory of 2972	4148	RdrCEF.exe	97
PID 4148 wrote to memory of 2972	4148	RdrCEF.exe	97
PID 4148 wrote to memory of 2972	4148	RdrCEF.exe	97
PID 4148 wrote to memory of 2972	4148	RdrCEF.exe	97
PID 4148 wrote to memory of 2972	4148	RdrCEF.exe	97
PID 4148 wrote to memory of 2972	4148	RdrCEF.exe	97
PID 4148 wrote to memory of 2972	4148	RdrCEF.exe	97
PID 4148 wrote to memory of 2972	4148	RdrCEF.exe	97
PID 4148 wrote to memory of 2972	4148	RdrCEF.exe	97
PID 4148 wrote to memory of 2972	4148	RdrCEF.exe	97
PID 4148 wrote to memory of 2972	4148	RdrCEF.exe	97
PID 4148 wrote to memory of 2972	4148	RdrCEF.exe	97
PID 4148 wrote to memory of 2972	4148	RdrCEF.exe	97
PID 4148 wrote to memory of 2972	4148	RdrCEF.exe	97
PID 4148 wrote to memory of 2972	4148	RdrCEF.exe	97
PID 4148 wrote to memory of 2972	4148	RdrCEF.exe	97
PID 4148 wrote to memory of 2972	4148	RdrCEF.exe	97
PID 4148 wrote to memory of 2972	4148	RdrCEF.exe	97
PID 4148 wrote to memory of 2972	4148	RdrCEF.exe	97
PID 4148 wrote to memory of 2972	4148	RdrCEF.exe	97
PID 4148 wrote to memory of 2972	4148	RdrCEF.exe	97
PID 4148 wrote to memory of 2972	4148	RdrCEF.exe	97
PID 4148 wrote to memory of 2972	4148	RdrCEF.exe	97
PID 4148 wrote to memory of 2972	4148	RdrCEF.exe	97
PID 4148 wrote to memory of 2972	4148	RdrCEF.exe	97
PID 4148 wrote to memory of 2972	4148	RdrCEF.exe	97
PID 4148 wrote to memory of 2972	4148	RdrCEF.exe	97
PID 4148 wrote to memory of 2972	4148	RdrCEF.exe	97
PID 4148 wrote to memory of 2972	4148	RdrCEF.exe	97
PID 4148 wrote to memory of 4104	4148	RdrCEF.exe	96
PID 4148 wrote to memory of 4104	4148	RdrCEF.exe	96
PID 4148 wrote to memory of 4104	4148	RdrCEF.exe	96
PID 4148 wrote to memory of 4104	4148	RdrCEF.exe	96
PID 4148 wrote to memory of 4104	4148	RdrCEF.exe	96
PID 4148 wrote to memory of 4104	4148	RdrCEF.exe	96
PID 4148 wrote to memory of 4104	4148	RdrCEF.exe	96
PID 4148 wrote to memory of 4104	4148	RdrCEF.exe	96
PID 4148 wrote to memory of 4104	4148	RdrCEF.exe	96
PID 4148 wrote to memory of 4104	4148	RdrCEF.exe	96
PID 4148 wrote to memory of 4104	4148	RdrCEF.exe	96
PID 4148 wrote to memory of 4104	4148	RdrCEF.exe	96
PID 4148 wrote to memory of 4104	4148	RdrCEF.exe	96
PID 4148 wrote to memory of 4104	4148	RdrCEF.exe	96
PID 4148 wrote to memory of 4104	4148	RdrCEF.exe	96
PID 4148 wrote to memory of 4104	4148	RdrCEF.exe	96
PID 4148 wrote to memory of 4104	4148	RdrCEF.exe	96
PID 4148 wrote to memory of 4104	4148	RdrCEF.exe	96
PID 4148 wrote to memory of 4104	4148	RdrCEF.exe	96
PID 4148 wrote to memory of 4104	4148	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\4384cbad0bbc1ec562a12772950a34b5.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:4716
- 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:4148
- - 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=C0AF17FF0EBF9D31917EB4F2CD298CE8 --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=C0AF17FF0EBF9D31917EB4F2CD298CE8 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4104
- - 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=93C5DDECD6275DC4AC4442D2ED38F28C --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2972
- - 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=8EE33CF1F394D369F04BF48129A9C24B --mojo-platform-channel-handle=2300 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2492
- - 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=5555C11D2F0B59E137202939DBF3E386 --mojo-platform-channel-handle=1932 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4944
- - 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=FFBE85CD6C716DE516894745E7C20B7C --mojo-platform-channel-handle=2340 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1180
- - 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=404654D3EDA3F187A0D8699D781C2CFB --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=404654D3EDA3F187A0D8699D781C2CFB --renderer-client-id=8 --mojo-platform-channel-handle=1900 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:756

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:5084

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
8df7934ced55e5fc1a994d6163c7700f

SHA1
6c298473c7f22197932e88a5caf55e68a085e0ab

SHA256
074df769b1b536cb25a41f9138c10466746a57411f716294b2a7559e37c8efd3

SHA512
88eca8b7d37a55708c09e8f8cc043600affcb722acb1f60e44cd2934ea8f6369f37f53f5db7443412b5a17d4e36ee041aff6d64a4bd713cded5cf44c087ccc23

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
56KB

MD5
c26ed30e7d5ab440480838636efc41db

SHA1
c66e0d00b56abebfb60d2fcc5cf85ad31a0d6591

SHA256
6a3c5c4a8e57f77ecc22078fbf603ecc31fb82d429bd87b7b4b9261447092aef

SHA512
96cdb78bca3e01d4513c31661987e5646e6a8ff24708918aa0d66dfa3ca5d98af4862c9f38c4f41f933c345d2d3adfb1d34d1430b33f45f916f41a9872a030df

Download Submit
memory/4716-26-0x000000000C2C0000-0x000000000C310000-memory.dmp

Filesize
320KB

Download