e4966a0cea89072e889bb6fe6320023d4d3d8110102781ce8499d1e8a86dc088

Analysis

max time kernel
4s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
01/01/2024, 02:28

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General

Target

3ba77a38971db5bb82feb8f121151a90.pdf
Size

87KB
MD5

3ba77a38971db5bb82feb8f121151a90
SHA1

6662ad3185e29c4d79a225c5f783e3ec4a74da59
SHA256

e4966a0cea89072e889bb6fe6320023d4d3d8110102781ce8499d1e8a86dc088
SHA512

7e0069e6793cee38c8d98dbc8db7b06786158a805d388c88f283e00a3635c6419a4e19b65203d85fbb462ae087534b95ac66456388156ad22770afc888834793
SSDEEP

1536:cEImOlyHvq5I3xdLm6uhqTzIC3iN0AcgihvKF6wyTY/PWwQmp3yWapOtQhh0g62z:8ZpE5m6usUhvcg8vKFjXQmBPtQTlh

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 use of FindShellTrayWindow 1 IoCs

pid	Process
4296	AcroRd32.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
4296	AcroRd32.exe
4296	AcroRd32.exe
4296	AcroRd32.exe
4296	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4296 wrote to memory of 2532	4296	AcroRd32.exe	94
PID 4296 wrote to memory of 2532	4296	AcroRd32.exe	94
PID 4296 wrote to memory of 2532	4296	AcroRd32.exe	94
PID 2532 wrote to memory of 3120	2532	RdrCEF.exe	96
PID 2532 wrote to memory of 3120	2532	RdrCEF.exe	96
PID 2532 wrote to memory of 3120	2532	RdrCEF.exe	96
PID 2532 wrote to memory of 3120	2532	RdrCEF.exe	96
PID 2532 wrote to memory of 3120	2532	RdrCEF.exe	96
PID 2532 wrote to memory of 3120	2532	RdrCEF.exe	96
PID 2532 wrote to memory of 3120	2532	RdrCEF.exe	96
PID 2532 wrote to memory of 3120	2532	RdrCEF.exe	96
PID 2532 wrote to memory of 3120	2532	RdrCEF.exe	96
PID 2532 wrote to memory of 3120	2532	RdrCEF.exe	96
PID 2532 wrote to memory of 3120	2532	RdrCEF.exe	96
PID 2532 wrote to memory of 3120	2532	RdrCEF.exe	96
PID 2532 wrote to memory of 3120	2532	RdrCEF.exe	96
PID 2532 wrote to memory of 3120	2532	RdrCEF.exe	96
PID 2532 wrote to memory of 3120	2532	RdrCEF.exe	96
PID 2532 wrote to memory of 3120	2532	RdrCEF.exe	96
PID 2532 wrote to memory of 3120	2532	RdrCEF.exe	96
PID 2532 wrote to memory of 3120	2532	RdrCEF.exe	96
PID 2532 wrote to memory of 3120	2532	RdrCEF.exe	96
PID 2532 wrote to memory of 3120	2532	RdrCEF.exe	96
PID 2532 wrote to memory of 3120	2532	RdrCEF.exe	96
PID 2532 wrote to memory of 3120	2532	RdrCEF.exe	96
PID 2532 wrote to memory of 3120	2532	RdrCEF.exe	96
PID 2532 wrote to memory of 3120	2532	RdrCEF.exe	96
PID 2532 wrote to memory of 3120	2532	RdrCEF.exe	96
PID 2532 wrote to memory of 3120	2532	RdrCEF.exe	96
PID 2532 wrote to memory of 3120	2532	RdrCEF.exe	96
PID 2532 wrote to memory of 3120	2532	RdrCEF.exe	96
PID 2532 wrote to memory of 3120	2532	RdrCEF.exe	96
PID 2532 wrote to memory of 3120	2532	RdrCEF.exe	96
PID 2532 wrote to memory of 3120	2532	RdrCEF.exe	96
PID 2532 wrote to memory of 3120	2532	RdrCEF.exe	96
PID 2532 wrote to memory of 3120	2532	RdrCEF.exe	96
PID 2532 wrote to memory of 3120	2532	RdrCEF.exe	96
PID 2532 wrote to memory of 3120	2532	RdrCEF.exe	96
PID 2532 wrote to memory of 3120	2532	RdrCEF.exe	96
PID 2532 wrote to memory of 3120	2532	RdrCEF.exe	96
PID 2532 wrote to memory of 3120	2532	RdrCEF.exe	96
PID 2532 wrote to memory of 3120	2532	RdrCEF.exe	96
PID 2532 wrote to memory of 3120	2532	RdrCEF.exe	96
PID 2532 wrote to memory of 3120	2532	RdrCEF.exe	96
PID 2532 wrote to memory of 1604	2532	RdrCEF.exe	95
PID 2532 wrote to memory of 1604	2532	RdrCEF.exe	95
PID 2532 wrote to memory of 1604	2532	RdrCEF.exe	95
PID 2532 wrote to memory of 1604	2532	RdrCEF.exe	95
PID 2532 wrote to memory of 1604	2532	RdrCEF.exe	95
PID 2532 wrote to memory of 1604	2532	RdrCEF.exe	95
PID 2532 wrote to memory of 1604	2532	RdrCEF.exe	95
PID 2532 wrote to memory of 1604	2532	RdrCEF.exe	95
PID 2532 wrote to memory of 1604	2532	RdrCEF.exe	95
PID 2532 wrote to memory of 1604	2532	RdrCEF.exe	95
PID 2532 wrote to memory of 1604	2532	RdrCEF.exe	95
PID 2532 wrote to memory of 1604	2532	RdrCEF.exe	95
PID 2532 wrote to memory of 1604	2532	RdrCEF.exe	95
PID 2532 wrote to memory of 1604	2532	RdrCEF.exe	95
PID 2532 wrote to memory of 1604	2532	RdrCEF.exe	95
PID 2532 wrote to memory of 1604	2532	RdrCEF.exe	95
PID 2532 wrote to memory of 1604	2532	RdrCEF.exe	95
PID 2532 wrote to memory of 1604	2532	RdrCEF.exe	95
PID 2532 wrote to memory of 1604	2532	RdrCEF.exe	95
PID 2532 wrote to memory of 1604	2532	RdrCEF.exe	95

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\3ba77a38971db5bb82feb8f121151a90.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4296
- 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:2532
- - 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=7542E32690A50A4C2125E32A19376A6D --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=7542E32690A50A4C2125E32A19376A6D --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1604
- - 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=3103A649BB2AE5E8C4C18BD8653A24DF --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3120
- - 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=6E19F9D0A30D31478F3D546476E19222 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2572
- - 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=05C6A61052F8DB096A0AA9840E5D7F9A --mojo-platform-channel-handle=1884 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:932
- - 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=500D541CF6C84943844FAC6AF4794133 --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=500D541CF6C84943844FAC6AF4794133 --renderer-client-id=7 --mojo-platform-channel-handle=1848 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5092
- - 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=E4B9233B268830EA356516C797706994 --mojo-platform-channel-handle=1932 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:988

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2712

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

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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