4d8cec49f4f2f2fc9fd4f547fa93e095c442036cf59fdc090b38357c6b8aea4f

Analysis

max time kernel
147s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
30/12/2023, 13:01

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General

Target

19522c07d1119b029fd6beca8b5b8340.pdf
Size

88KB
MD5

19522c07d1119b029fd6beca8b5b8340
SHA1

119c79a82526ec1c51693690d152b97a4349768b
SHA256

4d8cec49f4f2f2fc9fd4f547fa93e095c442036cf59fdc090b38357c6b8aea4f
SHA512

1a845959198c06639ebd3758969915446071d9cc03d028a471c07fb31d5bea9755419357a16ce88ae8795459c1eb6fccbaa02120dc22f53f6cb5be442fb185d5
SSDEEP

1536:7keRlZx467Uu4QkjsKwBJSYrLOxpgRQp33f3C92D+nWapOtQxA5XmiW8SAm3disM:o6775JBMYrqzCQM9+TtQGpme50disRR0

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-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1856	AcroRd32.exe
1856	AcroRd32.exe
1856	AcroRd32.exe
1856	AcroRd32.exe
1856	AcroRd32.exe
1856	AcroRd32.exe
1856	AcroRd32.exe
1856	AcroRd32.exe
1856	AcroRd32.exe
1856	AcroRd32.exe
1856	AcroRd32.exe
1856	AcroRd32.exe
1856	AcroRd32.exe
1856	AcroRd32.exe
1856	AcroRd32.exe
1856	AcroRd32.exe
1856	AcroRd32.exe
1856	AcroRd32.exe
1856	AcroRd32.exe
1856	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1856	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1856	AcroRd32.exe
1856	AcroRd32.exe
1856	AcroRd32.exe
1856	AcroRd32.exe
1856	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1856 wrote to memory of 1088	1856	AcroRd32.exe	90
PID 1856 wrote to memory of 1088	1856	AcroRd32.exe	90
PID 1856 wrote to memory of 1088	1856	AcroRd32.exe	90
PID 1088 wrote to memory of 976	1088	RdrCEF.exe	92
PID 1088 wrote to memory of 976	1088	RdrCEF.exe	92
PID 1088 wrote to memory of 976	1088	RdrCEF.exe	92
PID 1088 wrote to memory of 976	1088	RdrCEF.exe	92
PID 1088 wrote to memory of 976	1088	RdrCEF.exe	92
PID 1088 wrote to memory of 976	1088	RdrCEF.exe	92
PID 1088 wrote to memory of 976	1088	RdrCEF.exe	92
PID 1088 wrote to memory of 976	1088	RdrCEF.exe	92
PID 1088 wrote to memory of 976	1088	RdrCEF.exe	92
PID 1088 wrote to memory of 976	1088	RdrCEF.exe	92
PID 1088 wrote to memory of 976	1088	RdrCEF.exe	92
PID 1088 wrote to memory of 976	1088	RdrCEF.exe	92
PID 1088 wrote to memory of 976	1088	RdrCEF.exe	92
PID 1088 wrote to memory of 976	1088	RdrCEF.exe	92
PID 1088 wrote to memory of 976	1088	RdrCEF.exe	92
PID 1088 wrote to memory of 976	1088	RdrCEF.exe	92
PID 1088 wrote to memory of 976	1088	RdrCEF.exe	92
PID 1088 wrote to memory of 976	1088	RdrCEF.exe	92
PID 1088 wrote to memory of 976	1088	RdrCEF.exe	92
PID 1088 wrote to memory of 976	1088	RdrCEF.exe	92
PID 1088 wrote to memory of 976	1088	RdrCEF.exe	92
PID 1088 wrote to memory of 976	1088	RdrCEF.exe	92
PID 1088 wrote to memory of 976	1088	RdrCEF.exe	92
PID 1088 wrote to memory of 976	1088	RdrCEF.exe	92
PID 1088 wrote to memory of 976	1088	RdrCEF.exe	92
PID 1088 wrote to memory of 976	1088	RdrCEF.exe	92
PID 1088 wrote to memory of 976	1088	RdrCEF.exe	92
PID 1088 wrote to memory of 976	1088	RdrCEF.exe	92
PID 1088 wrote to memory of 976	1088	RdrCEF.exe	92
PID 1088 wrote to memory of 976	1088	RdrCEF.exe	92
PID 1088 wrote to memory of 976	1088	RdrCEF.exe	92
PID 1088 wrote to memory of 976	1088	RdrCEF.exe	92
PID 1088 wrote to memory of 976	1088	RdrCEF.exe	92
PID 1088 wrote to memory of 976	1088	RdrCEF.exe	92
PID 1088 wrote to memory of 976	1088	RdrCEF.exe	92
PID 1088 wrote to memory of 976	1088	RdrCEF.exe	92
PID 1088 wrote to memory of 976	1088	RdrCEF.exe	92
PID 1088 wrote to memory of 976	1088	RdrCEF.exe	92
PID 1088 wrote to memory of 976	1088	RdrCEF.exe	92
PID 1088 wrote to memory of 976	1088	RdrCEF.exe	92
PID 1088 wrote to memory of 976	1088	RdrCEF.exe	92
PID 1088 wrote to memory of 1952	1088	RdrCEF.exe	91
PID 1088 wrote to memory of 1952	1088	RdrCEF.exe	91
PID 1088 wrote to memory of 1952	1088	RdrCEF.exe	91
PID 1088 wrote to memory of 1952	1088	RdrCEF.exe	91
PID 1088 wrote to memory of 1952	1088	RdrCEF.exe	91
PID 1088 wrote to memory of 1952	1088	RdrCEF.exe	91
PID 1088 wrote to memory of 1952	1088	RdrCEF.exe	91
PID 1088 wrote to memory of 1952	1088	RdrCEF.exe	91
PID 1088 wrote to memory of 1952	1088	RdrCEF.exe	91
PID 1088 wrote to memory of 1952	1088	RdrCEF.exe	91
PID 1088 wrote to memory of 1952	1088	RdrCEF.exe	91
PID 1088 wrote to memory of 1952	1088	RdrCEF.exe	91
PID 1088 wrote to memory of 1952	1088	RdrCEF.exe	91
PID 1088 wrote to memory of 1952	1088	RdrCEF.exe	91
PID 1088 wrote to memory of 1952	1088	RdrCEF.exe	91
PID 1088 wrote to memory of 1952	1088	RdrCEF.exe	91
PID 1088 wrote to memory of 1952	1088	RdrCEF.exe	91
PID 1088 wrote to memory of 1952	1088	RdrCEF.exe	91
PID 1088 wrote to memory of 1952	1088	RdrCEF.exe	91
PID 1088 wrote to memory of 1952	1088	RdrCEF.exe	91

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\19522c07d1119b029fd6beca8b5b8340.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:1856
- 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:1088
- - 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=17A622602C01F44A1B7D083A39147C0F --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=17A622602C01F44A1B7D083A39147C0F --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1952
- - 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=D045F4AF340F919EDCED868992324697 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:976
- - 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=6CB56B0FE8F25FEADBA812BA362BBB8B --mojo-platform-channel-handle=2276 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    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" --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=AFE39D9C8A6C693F3E9BFECE83F3A4BC --mojo-platform-channel-handle=1916 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1364
- - 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=76CC10E864B896844E68261190D9272A --mojo-platform-channel-handle=2404 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3884
- - 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=BE202C9967F95CBBE156AB79DEFFAF75 --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=BE202C9967F95CBBE156AB79DEFFAF75 --renderer-client-id=8 --mojo-platform-channel-handle=2412 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3252

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3012

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

Windows 7 deprecation

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