1087b5d0a263984d0c775670b20e89e1b4e0b0c0cb020eb67ed6625165746185

Analysis

max time kernel
145s
max time network
110s
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, 14:14

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General

Target

1b202b883ce51f1f5e44cade2b11468a.pdf
Size

84KB
MD5

1b202b883ce51f1f5e44cade2b11468a
SHA1

d07e3bd1d2626b8e3d2b4dde6baef6ada3e7e38e
SHA256

1087b5d0a263984d0c775670b20e89e1b4e0b0c0cb020eb67ed6625165746185
SHA512

7924319ec9cc29b2a04ad4cbbd867f140b0ff43db592b5087dee42b51181b195b765c204f541032ad1686e5026f8312e99fe66a726594150df5402f218b1f827
SSDEEP

1536:DEbGkWv1wYYV6iOWt/pEGtxZhTOIgE44W8E3kWkNpOPh0ofKWG7ArFG+7m:vwTMiOE/pEmZhTOHE44MZPhhfoEFG3

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-1-5-21-3791175113-1062217823-1177695025-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2780	AcroRd32.exe
2780	AcroRd32.exe
2780	AcroRd32.exe
2780	AcroRd32.exe
2780	AcroRd32.exe
2780	AcroRd32.exe
2780	AcroRd32.exe
2780	AcroRd32.exe
2780	AcroRd32.exe
2780	AcroRd32.exe
2780	AcroRd32.exe
2780	AcroRd32.exe
2780	AcroRd32.exe
2780	AcroRd32.exe
2780	AcroRd32.exe
2780	AcroRd32.exe
2780	AcroRd32.exe
2780	AcroRd32.exe
2780	AcroRd32.exe
2780	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2780	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2780	AcroRd32.exe
2780	AcroRd32.exe
2780	AcroRd32.exe
2780	AcroRd32.exe
2780	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2780 wrote to memory of 4200	2780	AcroRd32.exe	91
PID 2780 wrote to memory of 4200	2780	AcroRd32.exe	91
PID 2780 wrote to memory of 4200	2780	AcroRd32.exe	91
PID 4200 wrote to memory of 4532	4200	RdrCEF.exe	93
PID 4200 wrote to memory of 4532	4200	RdrCEF.exe	93
PID 4200 wrote to memory of 4532	4200	RdrCEF.exe	93
PID 4200 wrote to memory of 4532	4200	RdrCEF.exe	93
PID 4200 wrote to memory of 4532	4200	RdrCEF.exe	93
PID 4200 wrote to memory of 4532	4200	RdrCEF.exe	93
PID 4200 wrote to memory of 4532	4200	RdrCEF.exe	93
PID 4200 wrote to memory of 4532	4200	RdrCEF.exe	93
PID 4200 wrote to memory of 4532	4200	RdrCEF.exe	93
PID 4200 wrote to memory of 4532	4200	RdrCEF.exe	93
PID 4200 wrote to memory of 4532	4200	RdrCEF.exe	93
PID 4200 wrote to memory of 4532	4200	RdrCEF.exe	93
PID 4200 wrote to memory of 4532	4200	RdrCEF.exe	93
PID 4200 wrote to memory of 4532	4200	RdrCEF.exe	93
PID 4200 wrote to memory of 4532	4200	RdrCEF.exe	93
PID 4200 wrote to memory of 4532	4200	RdrCEF.exe	93
PID 4200 wrote to memory of 4532	4200	RdrCEF.exe	93
PID 4200 wrote to memory of 4532	4200	RdrCEF.exe	93
PID 4200 wrote to memory of 4532	4200	RdrCEF.exe	93
PID 4200 wrote to memory of 4532	4200	RdrCEF.exe	93
PID 4200 wrote to memory of 4532	4200	RdrCEF.exe	93
PID 4200 wrote to memory of 4532	4200	RdrCEF.exe	93
PID 4200 wrote to memory of 4532	4200	RdrCEF.exe	93
PID 4200 wrote to memory of 4532	4200	RdrCEF.exe	93
PID 4200 wrote to memory of 4532	4200	RdrCEF.exe	93
PID 4200 wrote to memory of 4532	4200	RdrCEF.exe	93
PID 4200 wrote to memory of 4532	4200	RdrCEF.exe	93
PID 4200 wrote to memory of 4532	4200	RdrCEF.exe	93
PID 4200 wrote to memory of 4532	4200	RdrCEF.exe	93
PID 4200 wrote to memory of 4532	4200	RdrCEF.exe	93
PID 4200 wrote to memory of 4532	4200	RdrCEF.exe	93
PID 4200 wrote to memory of 4532	4200	RdrCEF.exe	93
PID 4200 wrote to memory of 4532	4200	RdrCEF.exe	93
PID 4200 wrote to memory of 4532	4200	RdrCEF.exe	93
PID 4200 wrote to memory of 4532	4200	RdrCEF.exe	93
PID 4200 wrote to memory of 4532	4200	RdrCEF.exe	93
PID 4200 wrote to memory of 4532	4200	RdrCEF.exe	93
PID 4200 wrote to memory of 4532	4200	RdrCEF.exe	93
PID 4200 wrote to memory of 4532	4200	RdrCEF.exe	93
PID 4200 wrote to memory of 4532	4200	RdrCEF.exe	93
PID 4200 wrote to memory of 4532	4200	RdrCEF.exe	93
PID 4200 wrote to memory of 5080	4200	RdrCEF.exe	92
PID 4200 wrote to memory of 5080	4200	RdrCEF.exe	92
PID 4200 wrote to memory of 5080	4200	RdrCEF.exe	92
PID 4200 wrote to memory of 5080	4200	RdrCEF.exe	92
PID 4200 wrote to memory of 5080	4200	RdrCEF.exe	92
PID 4200 wrote to memory of 5080	4200	RdrCEF.exe	92
PID 4200 wrote to memory of 5080	4200	RdrCEF.exe	92
PID 4200 wrote to memory of 5080	4200	RdrCEF.exe	92
PID 4200 wrote to memory of 5080	4200	RdrCEF.exe	92
PID 4200 wrote to memory of 5080	4200	RdrCEF.exe	92
PID 4200 wrote to memory of 5080	4200	RdrCEF.exe	92
PID 4200 wrote to memory of 5080	4200	RdrCEF.exe	92
PID 4200 wrote to memory of 5080	4200	RdrCEF.exe	92
PID 4200 wrote to memory of 5080	4200	RdrCEF.exe	92
PID 4200 wrote to memory of 5080	4200	RdrCEF.exe	92
PID 4200 wrote to memory of 5080	4200	RdrCEF.exe	92
PID 4200 wrote to memory of 5080	4200	RdrCEF.exe	92
PID 4200 wrote to memory of 5080	4200	RdrCEF.exe	92
PID 4200 wrote to memory of 5080	4200	RdrCEF.exe	92
PID 4200 wrote to memory of 5080	4200	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\1b202b883ce51f1f5e44cade2b11468a.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:2780
- 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:4200
- - 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=A7A7AE6C8E0885CF5E3D74B4E3781805 --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=A7A7AE6C8E0885CF5E3D74B4E3781805 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5080
- - 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=E835BCEA78C0F54963C408F84D0E8EAA --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4532
- - 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=5B5C96EB2FB1CBF211B3DFEE73AF52F5 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2396
- - 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=635C0BE6821171E5A79DF7062ACEFA8A --mojo-platform-channel-handle=2428 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1932
- - 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=F13D68C52246516BB1A6D392FB040F40 --mojo-platform-channel-handle=2344 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2892
- - 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=4B8FCAC1CB5038C63331644E4CFD52D6 --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=4B8FCAC1CB5038C63331644E4CFD52D6 --renderer-client-id=6 --mojo-platform-channel-handle=1932 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2416

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1264

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
c80d072fcad71228b23d0e56b19c8595

SHA1
bdd0331adba8159e1de8cf5d610fe255fd9fe0e6

SHA256
7518467821d6e2eb1924a8631be19dbc7114322199deba5eb19b8f57ae2d344c

SHA512
43e63bbc4256aa77219c5ee15282793b5118dab7a0f200a673b38d19b4e582f7b8de2f3eafd6780f0bb1670910aef07c3da8109a3c1014bb585b9c4c574be144

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