8858bfa9184846f7893904e48c69b074846a65ab97b88bdb13c573c57916500e

Analysis

max time kernel
85s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
12/10/2022, 10:35

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General

Target

Spf.20221110.pdf
Size

110KB
MD5

88364d92fa2492704dfd88665334aa34
SHA1

a10666fb11b85fb714f7655bd43cb6aae582cb25
SHA256

8858bfa9184846f7893904e48c69b074846a65ab97b88bdb13c573c57916500e
SHA512

ba3fd5cf1b26c060ec897831c3ed3c5b5f877737b13baa0b16976a07dd45e26d2c6abb667056fec92b08f9b9820fce0ac811cd149b68412613a0982bbd37591e
SSDEEP

3072:CpIsv2warZ3WaY75cgR40vTnJc7SwXAllWFm9OTz:qIh36cp0rn+7SDllWFmoP

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-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1284	AcroRd32.exe
1284	AcroRd32.exe
1284	AcroRd32.exe
1284	AcroRd32.exe
1284	AcroRd32.exe
1284	AcroRd32.exe
1284	AcroRd32.exe
1284	AcroRd32.exe
1284	AcroRd32.exe
1284	AcroRd32.exe
1284	AcroRd32.exe
1284	AcroRd32.exe
1284	AcroRd32.exe
1284	AcroRd32.exe
1284	AcroRd32.exe
1284	AcroRd32.exe
1284	AcroRd32.exe
1284	AcroRd32.exe
1284	AcroRd32.exe
1284	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1284	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1284	AcroRd32.exe
1284	AcroRd32.exe
1284	AcroRd32.exe
1284	AcroRd32.exe
1284	AcroRd32.exe
1284	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1284 wrote to memory of 32	1284	AcroRd32.exe	86
PID 1284 wrote to memory of 32	1284	AcroRd32.exe	86
PID 1284 wrote to memory of 32	1284	AcroRd32.exe	86
PID 32 wrote to memory of 4116	32	RdrCEF.exe	88
PID 32 wrote to memory of 4116	32	RdrCEF.exe	88
PID 32 wrote to memory of 4116	32	RdrCEF.exe	88
PID 32 wrote to memory of 4116	32	RdrCEF.exe	88
PID 32 wrote to memory of 4116	32	RdrCEF.exe	88
PID 32 wrote to memory of 4116	32	RdrCEF.exe	88
PID 32 wrote to memory of 4116	32	RdrCEF.exe	88
PID 32 wrote to memory of 4116	32	RdrCEF.exe	88
PID 32 wrote to memory of 4116	32	RdrCEF.exe	88
PID 32 wrote to memory of 4116	32	RdrCEF.exe	88
PID 32 wrote to memory of 4116	32	RdrCEF.exe	88
PID 32 wrote to memory of 4116	32	RdrCEF.exe	88
PID 32 wrote to memory of 4116	32	RdrCEF.exe	88
PID 32 wrote to memory of 4116	32	RdrCEF.exe	88
PID 32 wrote to memory of 4116	32	RdrCEF.exe	88
PID 32 wrote to memory of 4116	32	RdrCEF.exe	88
PID 32 wrote to memory of 4116	32	RdrCEF.exe	88
PID 32 wrote to memory of 4116	32	RdrCEF.exe	88
PID 32 wrote to memory of 4116	32	RdrCEF.exe	88
PID 32 wrote to memory of 4116	32	RdrCEF.exe	88
PID 32 wrote to memory of 4116	32	RdrCEF.exe	88
PID 32 wrote to memory of 4116	32	RdrCEF.exe	88
PID 32 wrote to memory of 4116	32	RdrCEF.exe	88
PID 32 wrote to memory of 4116	32	RdrCEF.exe	88
PID 32 wrote to memory of 4116	32	RdrCEF.exe	88
PID 32 wrote to memory of 4116	32	RdrCEF.exe	88
PID 32 wrote to memory of 4116	32	RdrCEF.exe	88
PID 32 wrote to memory of 4116	32	RdrCEF.exe	88
PID 32 wrote to memory of 4116	32	RdrCEF.exe	88
PID 32 wrote to memory of 4116	32	RdrCEF.exe	88
PID 32 wrote to memory of 4116	32	RdrCEF.exe	88
PID 32 wrote to memory of 4116	32	RdrCEF.exe	88
PID 32 wrote to memory of 4116	32	RdrCEF.exe	88
PID 32 wrote to memory of 4116	32	RdrCEF.exe	88
PID 32 wrote to memory of 4116	32	RdrCEF.exe	88
PID 32 wrote to memory of 4116	32	RdrCEF.exe	88
PID 32 wrote to memory of 4116	32	RdrCEF.exe	88
PID 32 wrote to memory of 4116	32	RdrCEF.exe	88
PID 32 wrote to memory of 4116	32	RdrCEF.exe	88
PID 32 wrote to memory of 4116	32	RdrCEF.exe	88
PID 32 wrote to memory of 4116	32	RdrCEF.exe	88
PID 32 wrote to memory of 4356	32	RdrCEF.exe	89
PID 32 wrote to memory of 4356	32	RdrCEF.exe	89
PID 32 wrote to memory of 4356	32	RdrCEF.exe	89
PID 32 wrote to memory of 4356	32	RdrCEF.exe	89
PID 32 wrote to memory of 4356	32	RdrCEF.exe	89
PID 32 wrote to memory of 4356	32	RdrCEF.exe	89
PID 32 wrote to memory of 4356	32	RdrCEF.exe	89
PID 32 wrote to memory of 4356	32	RdrCEF.exe	89
PID 32 wrote to memory of 4356	32	RdrCEF.exe	89
PID 32 wrote to memory of 4356	32	RdrCEF.exe	89
PID 32 wrote to memory of 4356	32	RdrCEF.exe	89
PID 32 wrote to memory of 4356	32	RdrCEF.exe	89
PID 32 wrote to memory of 4356	32	RdrCEF.exe	89
PID 32 wrote to memory of 4356	32	RdrCEF.exe	89
PID 32 wrote to memory of 4356	32	RdrCEF.exe	89
PID 32 wrote to memory of 4356	32	RdrCEF.exe	89
PID 32 wrote to memory of 4356	32	RdrCEF.exe	89
PID 32 wrote to memory of 4356	32	RdrCEF.exe	89
PID 32 wrote to memory of 4356	32	RdrCEF.exe	89
PID 32 wrote to memory of 4356	32	RdrCEF.exe	89

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\Spf.20221110.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:1284
- 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:32
- - 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=CF38C5BC94BE25AFF9096334A5571C95 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4116
- - 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=EFD56C6D060D9A27155800F790F1E7C3 --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=1 --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=EFD56C6D060D9A27155800F790F1E7C3 --renderer-client-id=2 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4356
- - 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=0BC28D1F478FBEE44C26D6DD60837DDB --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=1 --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=0BC28D1F478FBEE44C26D6DD60837DDB --renderer-client-id=4 --mojo-platform-channel-handle=2164 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4560
- - 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=8CE64464E6C9906080CFCCA63EF26DA4 --mojo-platform-channel-handle=2560 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2092
- - 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=08AABBFE2608630E6977338A0D63DA7A --mojo-platform-channel-handle=1960 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3836
- - 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=A000F664F48C9F1D8FDBBC85DF59D726 --mojo-platform-channel-handle=2564 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3084

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4924

Network

MITRE ATT&CK Enterprise v6

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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