2128a82159ef5f38f558622f77eb7e76ba1f65f82309ae5b0d02b8fcb9626072

Analysis

max time kernel
144s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
08/02/2023, 17:28

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General

Target

2128A82159EF5F38F558622F77EB7E76BA1F65F82309AE5B0D02B8FCB9626072.pdf
Size

109KB
MD5

3da264dfd59dad6b30c0cafbc7eff519
SHA1

7fcd1dbd817894328fcde0ff758d0bf510418b03
SHA256

2128a82159ef5f38f558622f77eb7e76ba1f65f82309ae5b0d02b8fcb9626072
SHA512

9e0a42ca9a538e41523b9d42b721cb4822ba7f1b10a89139a7311ebaea386e174e742887e60838ac13c4493758259cb18e2a9ee65a8ab918dcf0ab68292b5e75
SSDEEP

3072:sW2GyYOcvYmSP6hpXgXwgZjtetXM4b7BdIFJ:sW2h2ScggD1sJ

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-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3352	AcroRd32.exe
3352	AcroRd32.exe
3352	AcroRd32.exe
3352	AcroRd32.exe
3352	AcroRd32.exe
3352	AcroRd32.exe
3352	AcroRd32.exe
3352	AcroRd32.exe
3352	AcroRd32.exe
3352	AcroRd32.exe
3352	AcroRd32.exe
3352	AcroRd32.exe
3352	AcroRd32.exe
3352	AcroRd32.exe
3352	AcroRd32.exe
3352	AcroRd32.exe
3352	AcroRd32.exe
3352	AcroRd32.exe
3352	AcroRd32.exe
3352	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3352	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
3352	AcroRd32.exe
3352	AcroRd32.exe
3352	AcroRd32.exe
3352	AcroRd32.exe
3352	AcroRd32.exe
3352	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3352 wrote to memory of 4644	3352	AcroRd32.exe	79
PID 3352 wrote to memory of 4644	3352	AcroRd32.exe	79
PID 3352 wrote to memory of 4644	3352	AcroRd32.exe	79
PID 4644 wrote to memory of 4884	4644	RdrCEF.exe	82
PID 4644 wrote to memory of 4884	4644	RdrCEF.exe	82
PID 4644 wrote to memory of 4884	4644	RdrCEF.exe	82
PID 4644 wrote to memory of 4884	4644	RdrCEF.exe	82
PID 4644 wrote to memory of 4884	4644	RdrCEF.exe	82
PID 4644 wrote to memory of 4884	4644	RdrCEF.exe	82
PID 4644 wrote to memory of 4884	4644	RdrCEF.exe	82
PID 4644 wrote to memory of 4884	4644	RdrCEF.exe	82
PID 4644 wrote to memory of 4884	4644	RdrCEF.exe	82
PID 4644 wrote to memory of 4884	4644	RdrCEF.exe	82
PID 4644 wrote to memory of 4884	4644	RdrCEF.exe	82
PID 4644 wrote to memory of 4884	4644	RdrCEF.exe	82
PID 4644 wrote to memory of 4884	4644	RdrCEF.exe	82
PID 4644 wrote to memory of 4884	4644	RdrCEF.exe	82
PID 4644 wrote to memory of 4884	4644	RdrCEF.exe	82
PID 4644 wrote to memory of 4884	4644	RdrCEF.exe	82
PID 4644 wrote to memory of 4884	4644	RdrCEF.exe	82
PID 4644 wrote to memory of 4884	4644	RdrCEF.exe	82
PID 4644 wrote to memory of 4884	4644	RdrCEF.exe	82
PID 4644 wrote to memory of 4884	4644	RdrCEF.exe	82
PID 4644 wrote to memory of 4884	4644	RdrCEF.exe	82
PID 4644 wrote to memory of 4884	4644	RdrCEF.exe	82
PID 4644 wrote to memory of 4884	4644	RdrCEF.exe	82
PID 4644 wrote to memory of 4884	4644	RdrCEF.exe	82
PID 4644 wrote to memory of 4884	4644	RdrCEF.exe	82
PID 4644 wrote to memory of 4884	4644	RdrCEF.exe	82
PID 4644 wrote to memory of 4884	4644	RdrCEF.exe	82
PID 4644 wrote to memory of 4884	4644	RdrCEF.exe	82
PID 4644 wrote to memory of 4884	4644	RdrCEF.exe	82
PID 4644 wrote to memory of 4884	4644	RdrCEF.exe	82
PID 4644 wrote to memory of 4884	4644	RdrCEF.exe	82
PID 4644 wrote to memory of 4884	4644	RdrCEF.exe	82
PID 4644 wrote to memory of 4884	4644	RdrCEF.exe	82
PID 4644 wrote to memory of 4884	4644	RdrCEF.exe	82
PID 4644 wrote to memory of 4884	4644	RdrCEF.exe	82
PID 4644 wrote to memory of 4884	4644	RdrCEF.exe	82
PID 4644 wrote to memory of 4884	4644	RdrCEF.exe	82
PID 4644 wrote to memory of 4884	4644	RdrCEF.exe	82
PID 4644 wrote to memory of 4884	4644	RdrCEF.exe	82
PID 4644 wrote to memory of 4884	4644	RdrCEF.exe	82
PID 4644 wrote to memory of 4884	4644	RdrCEF.exe	82
PID 4644 wrote to memory of 4928	4644	RdrCEF.exe	83
PID 4644 wrote to memory of 4928	4644	RdrCEF.exe	83
PID 4644 wrote to memory of 4928	4644	RdrCEF.exe	83
PID 4644 wrote to memory of 4928	4644	RdrCEF.exe	83
PID 4644 wrote to memory of 4928	4644	RdrCEF.exe	83
PID 4644 wrote to memory of 4928	4644	RdrCEF.exe	83
PID 4644 wrote to memory of 4928	4644	RdrCEF.exe	83
PID 4644 wrote to memory of 4928	4644	RdrCEF.exe	83
PID 4644 wrote to memory of 4928	4644	RdrCEF.exe	83
PID 4644 wrote to memory of 4928	4644	RdrCEF.exe	83
PID 4644 wrote to memory of 4928	4644	RdrCEF.exe	83
PID 4644 wrote to memory of 4928	4644	RdrCEF.exe	83
PID 4644 wrote to memory of 4928	4644	RdrCEF.exe	83
PID 4644 wrote to memory of 4928	4644	RdrCEF.exe	83
PID 4644 wrote to memory of 4928	4644	RdrCEF.exe	83
PID 4644 wrote to memory of 4928	4644	RdrCEF.exe	83
PID 4644 wrote to memory of 4928	4644	RdrCEF.exe	83
PID 4644 wrote to memory of 4928	4644	RdrCEF.exe	83
PID 4644 wrote to memory of 4928	4644	RdrCEF.exe	83
PID 4644 wrote to memory of 4928	4644	RdrCEF.exe	83

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\2128A82159EF5F38F558622F77EB7E76BA1F65F82309AE5B0D02B8FCB9626072.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:3352
- 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:4644
- - 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=02F289A628B2E7BC34AE91E95E818154 --mojo-platform-channel-handle=1724 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4884
- - 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=32DFA26E2D858789278321AD8C941571 --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=32DFA26E2D858789278321AD8C941571 --renderer-client-id=2 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4928
- - 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=3BFFE33405B0F766741F514851F6E22F --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=3BFFE33405B0F766741F514851F6E22F --renderer-client-id=4 --mojo-platform-channel-handle=2300 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1452
- - 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=0A0C292036511589469A64030B605D0B --mojo-platform-channel-handle=2436 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1144
- - 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=016BDA2BAF34BA011509DE5177ED300B --mojo-platform-channel-handle=2552 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2952
- - 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=24D3C31261F797850D06CB5E5AE75C34 --mojo-platform-channel-handle=1848 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1816

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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