9fc5706f8d592a6447557d7fdf0416aa92ab545dea7df5341fba24240d113968

Analysis

max time kernel
141s
max time network
138s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
15/01/2024, 05:08

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General

Target

5c36d3f3d64d39b781cb462604a5eb4d.pdf
Size

134KB
MD5

5c36d3f3d64d39b781cb462604a5eb4d
SHA1

78c711df65626c27a3ea6d678668810b746b9059
SHA256

9fc5706f8d592a6447557d7fdf0416aa92ab545dea7df5341fba24240d113968
SHA512

77016c8a57b584e76adbed677c0f19eedfcfe74227d9066ee37f9f8c74dbf620a2d575525d4a50ac3b000a97b59d57ce84a2da839b6b80ff23df9c7b49f71c9c
SSDEEP

3072:nICN+vGagxn2YKz1eIYnxAKpjcimwa4UE1pmEsyCyCdI:GRgxPUgpZcD74UGFp

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-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
5068	AcroRd32.exe
5068	AcroRd32.exe
5068	AcroRd32.exe
5068	AcroRd32.exe
5068	AcroRd32.exe
5068	AcroRd32.exe
5068	AcroRd32.exe
5068	AcroRd32.exe
5068	AcroRd32.exe
5068	AcroRd32.exe
5068	AcroRd32.exe
5068	AcroRd32.exe
5068	AcroRd32.exe
5068	AcroRd32.exe
5068	AcroRd32.exe
5068	AcroRd32.exe
5068	AcroRd32.exe
5068	AcroRd32.exe
5068	AcroRd32.exe
5068	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
5068	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
5068	AcroRd32.exe
5068	AcroRd32.exe
5068	AcroRd32.exe
5068	AcroRd32.exe
5068	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 5068 wrote to memory of 2792	5068	AcroRd32.exe	89
PID 5068 wrote to memory of 2792	5068	AcroRd32.exe	89
PID 5068 wrote to memory of 2792	5068	AcroRd32.exe	89
PID 2792 wrote to memory of 2160	2792	RdrCEF.exe	92
PID 2792 wrote to memory of 2160	2792	RdrCEF.exe	92
PID 2792 wrote to memory of 2160	2792	RdrCEF.exe	92
PID 2792 wrote to memory of 2160	2792	RdrCEF.exe	92
PID 2792 wrote to memory of 2160	2792	RdrCEF.exe	92
PID 2792 wrote to memory of 2160	2792	RdrCEF.exe	92
PID 2792 wrote to memory of 2160	2792	RdrCEF.exe	92
PID 2792 wrote to memory of 2160	2792	RdrCEF.exe	92
PID 2792 wrote to memory of 2160	2792	RdrCEF.exe	92
PID 2792 wrote to memory of 2160	2792	RdrCEF.exe	92
PID 2792 wrote to memory of 2160	2792	RdrCEF.exe	92
PID 2792 wrote to memory of 2160	2792	RdrCEF.exe	92
PID 2792 wrote to memory of 2160	2792	RdrCEF.exe	92
PID 2792 wrote to memory of 2160	2792	RdrCEF.exe	92
PID 2792 wrote to memory of 2160	2792	RdrCEF.exe	92
PID 2792 wrote to memory of 2160	2792	RdrCEF.exe	92
PID 2792 wrote to memory of 2160	2792	RdrCEF.exe	92
PID 2792 wrote to memory of 2160	2792	RdrCEF.exe	92
PID 2792 wrote to memory of 2160	2792	RdrCEF.exe	92
PID 2792 wrote to memory of 2160	2792	RdrCEF.exe	92
PID 2792 wrote to memory of 2160	2792	RdrCEF.exe	92
PID 2792 wrote to memory of 2160	2792	RdrCEF.exe	92
PID 2792 wrote to memory of 2160	2792	RdrCEF.exe	92
PID 2792 wrote to memory of 2160	2792	RdrCEF.exe	92
PID 2792 wrote to memory of 2160	2792	RdrCEF.exe	92
PID 2792 wrote to memory of 2160	2792	RdrCEF.exe	92
PID 2792 wrote to memory of 2160	2792	RdrCEF.exe	92
PID 2792 wrote to memory of 2160	2792	RdrCEF.exe	92
PID 2792 wrote to memory of 2160	2792	RdrCEF.exe	92
PID 2792 wrote to memory of 2160	2792	RdrCEF.exe	92
PID 2792 wrote to memory of 2160	2792	RdrCEF.exe	92
PID 2792 wrote to memory of 2160	2792	RdrCEF.exe	92
PID 2792 wrote to memory of 2160	2792	RdrCEF.exe	92
PID 2792 wrote to memory of 2160	2792	RdrCEF.exe	92
PID 2792 wrote to memory of 2160	2792	RdrCEF.exe	92
PID 2792 wrote to memory of 2160	2792	RdrCEF.exe	92
PID 2792 wrote to memory of 2160	2792	RdrCEF.exe	92
PID 2792 wrote to memory of 2160	2792	RdrCEF.exe	92
PID 2792 wrote to memory of 2160	2792	RdrCEF.exe	92
PID 2792 wrote to memory of 2160	2792	RdrCEF.exe	92
PID 2792 wrote to memory of 2160	2792	RdrCEF.exe	92
PID 2792 wrote to memory of 5112	2792	RdrCEF.exe	93
PID 2792 wrote to memory of 5112	2792	RdrCEF.exe	93
PID 2792 wrote to memory of 5112	2792	RdrCEF.exe	93
PID 2792 wrote to memory of 5112	2792	RdrCEF.exe	93
PID 2792 wrote to memory of 5112	2792	RdrCEF.exe	93
PID 2792 wrote to memory of 5112	2792	RdrCEF.exe	93
PID 2792 wrote to memory of 5112	2792	RdrCEF.exe	93
PID 2792 wrote to memory of 5112	2792	RdrCEF.exe	93
PID 2792 wrote to memory of 5112	2792	RdrCEF.exe	93
PID 2792 wrote to memory of 5112	2792	RdrCEF.exe	93
PID 2792 wrote to memory of 5112	2792	RdrCEF.exe	93
PID 2792 wrote to memory of 5112	2792	RdrCEF.exe	93
PID 2792 wrote to memory of 5112	2792	RdrCEF.exe	93
PID 2792 wrote to memory of 5112	2792	RdrCEF.exe	93
PID 2792 wrote to memory of 5112	2792	RdrCEF.exe	93
PID 2792 wrote to memory of 5112	2792	RdrCEF.exe	93
PID 2792 wrote to memory of 5112	2792	RdrCEF.exe	93
PID 2792 wrote to memory of 5112	2792	RdrCEF.exe	93
PID 2792 wrote to memory of 5112	2792	RdrCEF.exe	93
PID 2792 wrote to memory of 5112	2792	RdrCEF.exe	93

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\5c36d3f3d64d39b781cb462604a5eb4d.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:5068
- 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:2792
- - 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=04DE99341B348729BE4D5EA1FD63FEC0 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2160
- - 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=8C15D28F34BDC1FD99226C8EC25AC4F6 --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=8C15D28F34BDC1FD99226C8EC25AC4F6 --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5112
- - 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=6FCBD2D64DBAC7A82725987D00808E75 --mojo-platform-channel-handle=2156 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3588
- - 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=40C29184E669C98146EFDC55C160B4BF --mojo-platform-channel-handle=2328 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2632
- - 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=6C249273785653AD068311A933E149CD --mojo-platform-channel-handle=2472 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3264
- - 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=D28DE2795BB7103D15FFCCC9AF7651FC --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=D28DE2795BB7103D15FFCCC9AF7651FC --renderer-client-id=7 --mojo-platform-channel-handle=2324 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2236

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:5008

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
e3530c2e8967f445e1c54750a26f9dfb

SHA1
54c8d6639eca663fcb2d37826d47500150938d91

SHA256
b3373aee863de2d9298049c78ef749067add7efe9decf2726b4992a0adbe5675

SHA512
e73e7d8d5f23583090e578cd8faf61cef4e0c191dcc57ae7abc96c450c5800378580fa5cb75c0a4f911e15187e38802ab34b5d5af116a424f3975cd093bf40c8

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