78a0491365a0e94a4c2d7a98669c3929d31f7336364d5a889c66960f0f2cd2b7

Analysis

max time kernel
149s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
30/12/2023, 04:11

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General

Target

0dfec95d9e0af905367e6d8d3eab3dbe.pdf
Size

83KB
MD5

0dfec95d9e0af905367e6d8d3eab3dbe
SHA1

1c1079702870d04c6b4bfa8236f1c7249a402793
SHA256

78a0491365a0e94a4c2d7a98669c3929d31f7336364d5a889c66960f0f2cd2b7
SHA512

a855e46b7465d855aae22b4ee3d0a2081c2519135fc58d2fa2bc3b46cb9f244234c1a8f364a10f211a98791c33831373d7e45254073e0bdff5aaefc58156203b
SSDEEP

1536:f85RZ9zmeoT4Ak+xMDsi2GV8wvPJuN8NJOhWsgk/O52H12uaW0WUpO7D1s:AQRHxAb2nEPd/h5q2uaW37O

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-1-5-21-3336304223-2978740688-3645194410-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4796	AcroRd32.exe
4796	AcroRd32.exe
4796	AcroRd32.exe
4796	AcroRd32.exe
4796	AcroRd32.exe
4796	AcroRd32.exe
4796	AcroRd32.exe
4796	AcroRd32.exe
4796	AcroRd32.exe
4796	AcroRd32.exe
4796	AcroRd32.exe
4796	AcroRd32.exe
4796	AcroRd32.exe
4796	AcroRd32.exe
4796	AcroRd32.exe
4796	AcroRd32.exe
4796	AcroRd32.exe
4796	AcroRd32.exe
4796	AcroRd32.exe
4796	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4796	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4796	AcroRd32.exe
4796	AcroRd32.exe
4796	AcroRd32.exe
4796	AcroRd32.exe
4796	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4796 wrote to memory of 3384	4796	AcroRd32.exe	92
PID 4796 wrote to memory of 3384	4796	AcroRd32.exe	92
PID 4796 wrote to memory of 3384	4796	AcroRd32.exe	92
PID 3384 wrote to memory of 1120	3384	RdrCEF.exe	94
PID 3384 wrote to memory of 1120	3384	RdrCEF.exe	94
PID 3384 wrote to memory of 1120	3384	RdrCEF.exe	94
PID 3384 wrote to memory of 1120	3384	RdrCEF.exe	94
PID 3384 wrote to memory of 1120	3384	RdrCEF.exe	94
PID 3384 wrote to memory of 1120	3384	RdrCEF.exe	94
PID 3384 wrote to memory of 1120	3384	RdrCEF.exe	94
PID 3384 wrote to memory of 1120	3384	RdrCEF.exe	94
PID 3384 wrote to memory of 1120	3384	RdrCEF.exe	94
PID 3384 wrote to memory of 1120	3384	RdrCEF.exe	94
PID 3384 wrote to memory of 1120	3384	RdrCEF.exe	94
PID 3384 wrote to memory of 1120	3384	RdrCEF.exe	94
PID 3384 wrote to memory of 1120	3384	RdrCEF.exe	94
PID 3384 wrote to memory of 1120	3384	RdrCEF.exe	94
PID 3384 wrote to memory of 1120	3384	RdrCEF.exe	94
PID 3384 wrote to memory of 1120	3384	RdrCEF.exe	94
PID 3384 wrote to memory of 1120	3384	RdrCEF.exe	94
PID 3384 wrote to memory of 1120	3384	RdrCEF.exe	94
PID 3384 wrote to memory of 1120	3384	RdrCEF.exe	94
PID 3384 wrote to memory of 1120	3384	RdrCEF.exe	94
PID 3384 wrote to memory of 1120	3384	RdrCEF.exe	94
PID 3384 wrote to memory of 1120	3384	RdrCEF.exe	94
PID 3384 wrote to memory of 1120	3384	RdrCEF.exe	94
PID 3384 wrote to memory of 1120	3384	RdrCEF.exe	94
PID 3384 wrote to memory of 1120	3384	RdrCEF.exe	94
PID 3384 wrote to memory of 1120	3384	RdrCEF.exe	94
PID 3384 wrote to memory of 1120	3384	RdrCEF.exe	94
PID 3384 wrote to memory of 1120	3384	RdrCEF.exe	94
PID 3384 wrote to memory of 1120	3384	RdrCEF.exe	94
PID 3384 wrote to memory of 1120	3384	RdrCEF.exe	94
PID 3384 wrote to memory of 1120	3384	RdrCEF.exe	94
PID 3384 wrote to memory of 1120	3384	RdrCEF.exe	94
PID 3384 wrote to memory of 1120	3384	RdrCEF.exe	94
PID 3384 wrote to memory of 1120	3384	RdrCEF.exe	94
PID 3384 wrote to memory of 1120	3384	RdrCEF.exe	94
PID 3384 wrote to memory of 1120	3384	RdrCEF.exe	94
PID 3384 wrote to memory of 1120	3384	RdrCEF.exe	94
PID 3384 wrote to memory of 1120	3384	RdrCEF.exe	94
PID 3384 wrote to memory of 1120	3384	RdrCEF.exe	94
PID 3384 wrote to memory of 1120	3384	RdrCEF.exe	94
PID 3384 wrote to memory of 1120	3384	RdrCEF.exe	94
PID 3384 wrote to memory of 2216	3384	RdrCEF.exe	93
PID 3384 wrote to memory of 2216	3384	RdrCEF.exe	93
PID 3384 wrote to memory of 2216	3384	RdrCEF.exe	93
PID 3384 wrote to memory of 2216	3384	RdrCEF.exe	93
PID 3384 wrote to memory of 2216	3384	RdrCEF.exe	93
PID 3384 wrote to memory of 2216	3384	RdrCEF.exe	93
PID 3384 wrote to memory of 2216	3384	RdrCEF.exe	93
PID 3384 wrote to memory of 2216	3384	RdrCEF.exe	93
PID 3384 wrote to memory of 2216	3384	RdrCEF.exe	93
PID 3384 wrote to memory of 2216	3384	RdrCEF.exe	93
PID 3384 wrote to memory of 2216	3384	RdrCEF.exe	93
PID 3384 wrote to memory of 2216	3384	RdrCEF.exe	93
PID 3384 wrote to memory of 2216	3384	RdrCEF.exe	93
PID 3384 wrote to memory of 2216	3384	RdrCEF.exe	93
PID 3384 wrote to memory of 2216	3384	RdrCEF.exe	93
PID 3384 wrote to memory of 2216	3384	RdrCEF.exe	93
PID 3384 wrote to memory of 2216	3384	RdrCEF.exe	93
PID 3384 wrote to memory of 2216	3384	RdrCEF.exe	93
PID 3384 wrote to memory of 2216	3384	RdrCEF.exe	93
PID 3384 wrote to memory of 2216	3384	RdrCEF.exe	93

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\0dfec95d9e0af905367e6d8d3eab3dbe.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:4796
- 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:3384
- - 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=6C4DC432DC43437238DEC8BD3BBB080E --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=6C4DC432DC43437238DEC8BD3BBB080E --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2216
- - 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=AF00F2C89EE372F3717732693E167B08 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1120
- - 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=340277B10521371584A5B172251252CC --mojo-platform-channel-handle=2304 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1648
- - 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=F9FFAA0DE9ED175EF22E92E105DFE26C --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=F9FFAA0DE9ED175EF22E92E105DFE26C --renderer-client-id=5 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3056
- - 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=D54B48A2A2AC400B930F8BE16F0663C9 --mojo-platform-channel-handle=1928 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2992
- - 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=119E7E353923F088C4E28F4DFA858D52 --mojo-platform-channel-handle=1724 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2432

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

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
64KB

MD5
ebcd96b306771518f5a8a1ab6abde20e

SHA1
98de96db994e5abfefaa789d00a7c0f826f581f9

SHA256
6a6bc705c6937056b5d2096cab9df50d18e540b1b19fbeb331d8bd403e578e22

SHA512
133e1d352aab37076fc87b45c2d9d5cb0ede2c57710591d83472630f3f843d115e48c9e1cfc455201364a7fc6d66860972ea85a464a222565bb0ac5189ec96e7

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