eb813966621a14ba1a1157c568b00d21df3cf11ada06d95a3962e62bd99555f3

Analysis

max time kernel
132s
max time network
158s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
03-02-2023 08:06

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General

Target

Quick start guide.pdf
Size

835KB
MD5

f36ade193c8abd1b7cac5ad4dfcadf6f
SHA1

bab7bdf44fa9c683aef98c53ffface27d8caaa70
SHA256

620f0875587f038844eb1d43d35d328adf405cf8e57107127a3005c90d88a9ff
SHA512

3f47ccb80a9d4cd72c95e2a5ab82eec4c9255c114666db034fc44009dae32779ca79b89f1b39c51ccac7c1fb94d99dfa82395e83ed2b0ddd2fb0be8239ef921b
SSDEEP

12288:h/dIr/xNvXgqt4TzP6Zx5Z1VdKUxeaCos55d0G0nHYoLSi0P6BnM1TTQfDXhRmLt:h/uNvXgqisHLMks556xWaAYfDXhRmLPV

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-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 22 IoCs

pid	Process
3312	AcroRd32.exe
3312	AcroRd32.exe
3312	AcroRd32.exe
3312	AcroRd32.exe
3312	AcroRd32.exe
3312	AcroRd32.exe
3312	AcroRd32.exe
3312	AcroRd32.exe
3312	AcroRd32.exe
3312	AcroRd32.exe
3312	AcroRd32.exe
3312	AcroRd32.exe
3312	AcroRd32.exe
3312	AcroRd32.exe
3312	AcroRd32.exe
3312	AcroRd32.exe
3312	AcroRd32.exe
3312	AcroRd32.exe
3312	AcroRd32.exe
3312	AcroRd32.exe
3312	AcroRd32.exe
3312	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3312	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
3312	AcroRd32.exe
3312	AcroRd32.exe
3312	AcroRd32.exe
3312	AcroRd32.exe
3312	AcroRd32.exe
3312	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3312 wrote to memory of 1992	3312	AcroRd32.exe	80
PID 3312 wrote to memory of 1992	3312	AcroRd32.exe	80
PID 3312 wrote to memory of 1992	3312	AcroRd32.exe	80
PID 3312 wrote to memory of 1468	3312	AcroRd32.exe	83
PID 3312 wrote to memory of 1468	3312	AcroRd32.exe	83
PID 3312 wrote to memory of 1468	3312	AcroRd32.exe	83
PID 3312 wrote to memory of 3320	3312	AcroRd32.exe	84
PID 3312 wrote to memory of 3320	3312	AcroRd32.exe	84
PID 3312 wrote to memory of 3320	3312	AcroRd32.exe	84
PID 3320 wrote to memory of 4124	3320	RdrCEF.exe	85
PID 3320 wrote to memory of 4124	3320	RdrCEF.exe	85
PID 3320 wrote to memory of 4124	3320	RdrCEF.exe	85
PID 3320 wrote to memory of 4124	3320	RdrCEF.exe	85
PID 3320 wrote to memory of 4124	3320	RdrCEF.exe	85
PID 3320 wrote to memory of 4124	3320	RdrCEF.exe	85
PID 3320 wrote to memory of 4124	3320	RdrCEF.exe	85
PID 3320 wrote to memory of 4124	3320	RdrCEF.exe	85
PID 3320 wrote to memory of 4124	3320	RdrCEF.exe	85
PID 3320 wrote to memory of 4124	3320	RdrCEF.exe	85
PID 3320 wrote to memory of 4124	3320	RdrCEF.exe	85
PID 3320 wrote to memory of 4124	3320	RdrCEF.exe	85
PID 3320 wrote to memory of 4124	3320	RdrCEF.exe	85
PID 3320 wrote to memory of 4124	3320	RdrCEF.exe	85
PID 3320 wrote to memory of 4124	3320	RdrCEF.exe	85
PID 3320 wrote to memory of 4124	3320	RdrCEF.exe	85
PID 3320 wrote to memory of 4124	3320	RdrCEF.exe	85
PID 3320 wrote to memory of 4124	3320	RdrCEF.exe	85
PID 3320 wrote to memory of 4124	3320	RdrCEF.exe	85
PID 3320 wrote to memory of 4124	3320	RdrCEF.exe	85
PID 3320 wrote to memory of 4124	3320	RdrCEF.exe	85
PID 3320 wrote to memory of 4124	3320	RdrCEF.exe	85
PID 3320 wrote to memory of 4124	3320	RdrCEF.exe	85
PID 3320 wrote to memory of 4124	3320	RdrCEF.exe	85
PID 3320 wrote to memory of 4124	3320	RdrCEF.exe	85
PID 3320 wrote to memory of 4124	3320	RdrCEF.exe	85
PID 3320 wrote to memory of 4124	3320	RdrCEF.exe	85
PID 3320 wrote to memory of 4124	3320	RdrCEF.exe	85
PID 3320 wrote to memory of 4124	3320	RdrCEF.exe	85
PID 3320 wrote to memory of 4124	3320	RdrCEF.exe	85
PID 3320 wrote to memory of 4124	3320	RdrCEF.exe	85
PID 3320 wrote to memory of 4124	3320	RdrCEF.exe	85
PID 3320 wrote to memory of 4124	3320	RdrCEF.exe	85
PID 3320 wrote to memory of 4124	3320	RdrCEF.exe	85
PID 3320 wrote to memory of 4124	3320	RdrCEF.exe	85
PID 3320 wrote to memory of 4124	3320	RdrCEF.exe	85
PID 3320 wrote to memory of 4124	3320	RdrCEF.exe	85
PID 3320 wrote to memory of 4124	3320	RdrCEF.exe	85
PID 3320 wrote to memory of 4124	3320	RdrCEF.exe	85
PID 3320 wrote to memory of 4124	3320	RdrCEF.exe	85
PID 3320 wrote to memory of 4124	3320	RdrCEF.exe	85
PID 3320 wrote to memory of 4932	3320	RdrCEF.exe	86
PID 3320 wrote to memory of 4932	3320	RdrCEF.exe	86
PID 3320 wrote to memory of 4932	3320	RdrCEF.exe	86
PID 3320 wrote to memory of 4932	3320	RdrCEF.exe	86
PID 3320 wrote to memory of 4932	3320	RdrCEF.exe	86
PID 3320 wrote to memory of 4932	3320	RdrCEF.exe	86
PID 3320 wrote to memory of 4932	3320	RdrCEF.exe	86
PID 3320 wrote to memory of 4932	3320	RdrCEF.exe	86
PID 3320 wrote to memory of 4932	3320	RdrCEF.exe	86
PID 3320 wrote to memory of 4932	3320	RdrCEF.exe	86
PID 3320 wrote to memory of 4932	3320	RdrCEF.exe	86
PID 3320 wrote to memory of 4932	3320	RdrCEF.exe	86
PID 3320 wrote to memory of 4932	3320	RdrCEF.exe	86
PID 3320 wrote to memory of 4932	3320	RdrCEF.exe	86

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\Quick start guide.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:3312
- 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⤵
  PID:1992
- 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⤵
  PID:1468
- 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:3320
- - 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=AC5CD2127BA0EE3F96CB360981C68EDB --mojo-platform-channel-handle=1744 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4124
- - 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=967EDDD33929DE6F580D85230C6A81CD --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=967EDDD33929DE6F580D85230C6A81CD --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4932
- - 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=465B623E88139927E5BF3B4A4CDB751E --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=465B623E88139927E5BF3B4A4CDB751E --renderer-client-id=4 --mojo-platform-channel-handle=2176 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:664
- - 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=A7FFB268C16AB580C866FAFE2B3FBDCE --mojo-platform-channel-handle=2420 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1224
- - 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=C5A6A5293ED317023D8BD5C1CD5714BC --mojo-platform-channel-handle=1956 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4100
- - 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=A474356C49A6A70FDC648464EEACA7B7 --mojo-platform-channel-handle=1976 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2368

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3588

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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