05874570f1a6efdaf2adb3cff761e2ec59f55d7c6bb55f64a93670fe0509a2b5

Analysis

max time kernel
147s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
31/12/2023, 06:04

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General

Target

2b15c04cedb5f2d5bcbc93c639093164.pdf
Size

89KB
MD5

2b15c04cedb5f2d5bcbc93c639093164
SHA1

c121d8aeee345f973c3c8e2a99b775fee74903bb
SHA256

05874570f1a6efdaf2adb3cff761e2ec59f55d7c6bb55f64a93670fe0509a2b5
SHA512

0ffdcf5430a62292ef9aafb33754a3fbb51cc2de0a514d52991b8ceee5492236e24371fb5e62d54f47e0b8e0f1d0e46039850afc5997c6e4365cbd5376c31558
SSDEEP

1536:W60GBQAksq1LnR4OZrQn+XGMMM+IlizO83RkSEPOBGUNTAO5aya+sWAr7o5jNWyU:jOALqpTZkns/MSizxRLjBlNECpL5jIzR

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-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2736	AcroRd32.exe
2736	AcroRd32.exe
2736	AcroRd32.exe
2736	AcroRd32.exe
2736	AcroRd32.exe
2736	AcroRd32.exe
2736	AcroRd32.exe
2736	AcroRd32.exe
2736	AcroRd32.exe
2736	AcroRd32.exe
2736	AcroRd32.exe
2736	AcroRd32.exe
2736	AcroRd32.exe
2736	AcroRd32.exe
2736	AcroRd32.exe
2736	AcroRd32.exe
2736	AcroRd32.exe
2736	AcroRd32.exe
2736	AcroRd32.exe
2736	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2736	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2736	AcroRd32.exe
2736	AcroRd32.exe
2736	AcroRd32.exe
2736	AcroRd32.exe
2736	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2736 wrote to memory of 4932	2736	AcroRd32.exe	89
PID 2736 wrote to memory of 4932	2736	AcroRd32.exe	89
PID 2736 wrote to memory of 4932	2736	AcroRd32.exe	89
PID 4932 wrote to memory of 1100	4932	RdrCEF.exe	95
PID 4932 wrote to memory of 1100	4932	RdrCEF.exe	95
PID 4932 wrote to memory of 1100	4932	RdrCEF.exe	95
PID 4932 wrote to memory of 1100	4932	RdrCEF.exe	95
PID 4932 wrote to memory of 1100	4932	RdrCEF.exe	95
PID 4932 wrote to memory of 1100	4932	RdrCEF.exe	95
PID 4932 wrote to memory of 1100	4932	RdrCEF.exe	95
PID 4932 wrote to memory of 1100	4932	RdrCEF.exe	95
PID 4932 wrote to memory of 1100	4932	RdrCEF.exe	95
PID 4932 wrote to memory of 1100	4932	RdrCEF.exe	95
PID 4932 wrote to memory of 1100	4932	RdrCEF.exe	95
PID 4932 wrote to memory of 1100	4932	RdrCEF.exe	95
PID 4932 wrote to memory of 1100	4932	RdrCEF.exe	95
PID 4932 wrote to memory of 1100	4932	RdrCEF.exe	95
PID 4932 wrote to memory of 1100	4932	RdrCEF.exe	95
PID 4932 wrote to memory of 1100	4932	RdrCEF.exe	95
PID 4932 wrote to memory of 1100	4932	RdrCEF.exe	95
PID 4932 wrote to memory of 1100	4932	RdrCEF.exe	95
PID 4932 wrote to memory of 1100	4932	RdrCEF.exe	95
PID 4932 wrote to memory of 1100	4932	RdrCEF.exe	95
PID 4932 wrote to memory of 1100	4932	RdrCEF.exe	95
PID 4932 wrote to memory of 1100	4932	RdrCEF.exe	95
PID 4932 wrote to memory of 1100	4932	RdrCEF.exe	95
PID 4932 wrote to memory of 1100	4932	RdrCEF.exe	95
PID 4932 wrote to memory of 1100	4932	RdrCEF.exe	95
PID 4932 wrote to memory of 1100	4932	RdrCEF.exe	95
PID 4932 wrote to memory of 1100	4932	RdrCEF.exe	95
PID 4932 wrote to memory of 1100	4932	RdrCEF.exe	95
PID 4932 wrote to memory of 1100	4932	RdrCEF.exe	95
PID 4932 wrote to memory of 1100	4932	RdrCEF.exe	95
PID 4932 wrote to memory of 1100	4932	RdrCEF.exe	95
PID 4932 wrote to memory of 1100	4932	RdrCEF.exe	95
PID 4932 wrote to memory of 1100	4932	RdrCEF.exe	95
PID 4932 wrote to memory of 1100	4932	RdrCEF.exe	95
PID 4932 wrote to memory of 1100	4932	RdrCEF.exe	95
PID 4932 wrote to memory of 1100	4932	RdrCEF.exe	95
PID 4932 wrote to memory of 1100	4932	RdrCEF.exe	95
PID 4932 wrote to memory of 1100	4932	RdrCEF.exe	95
PID 4932 wrote to memory of 1100	4932	RdrCEF.exe	95
PID 4932 wrote to memory of 1100	4932	RdrCEF.exe	95
PID 4932 wrote to memory of 1100	4932	RdrCEF.exe	95
PID 4932 wrote to memory of 4844	4932	RdrCEF.exe	94
PID 4932 wrote to memory of 4844	4932	RdrCEF.exe	94
PID 4932 wrote to memory of 4844	4932	RdrCEF.exe	94
PID 4932 wrote to memory of 4844	4932	RdrCEF.exe	94
PID 4932 wrote to memory of 4844	4932	RdrCEF.exe	94
PID 4932 wrote to memory of 4844	4932	RdrCEF.exe	94
PID 4932 wrote to memory of 4844	4932	RdrCEF.exe	94
PID 4932 wrote to memory of 4844	4932	RdrCEF.exe	94
PID 4932 wrote to memory of 4844	4932	RdrCEF.exe	94
PID 4932 wrote to memory of 4844	4932	RdrCEF.exe	94
PID 4932 wrote to memory of 4844	4932	RdrCEF.exe	94
PID 4932 wrote to memory of 4844	4932	RdrCEF.exe	94
PID 4932 wrote to memory of 4844	4932	RdrCEF.exe	94
PID 4932 wrote to memory of 4844	4932	RdrCEF.exe	94
PID 4932 wrote to memory of 4844	4932	RdrCEF.exe	94
PID 4932 wrote to memory of 4844	4932	RdrCEF.exe	94
PID 4932 wrote to memory of 4844	4932	RdrCEF.exe	94
PID 4932 wrote to memory of 4844	4932	RdrCEF.exe	94
PID 4932 wrote to memory of 4844	4932	RdrCEF.exe	94
PID 4932 wrote to memory of 4844	4932	RdrCEF.exe	94

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\2b15c04cedb5f2d5bcbc93c639093164.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:2736
- 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: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=190546A782C03055644F247923F40EE5 --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=190546A782C03055644F247923F40EE5 --renderer-client-id=2 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4844
- - 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=15CB83FDC6EDC1F571B5C413E7FDB64C --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1100
- - 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=38F3FECEBDFBEC61E5E437C6DA14F037 --mojo-platform-channel-handle=2300 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4136
- - 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=BB9C949E69B20BC3EAB8B545AF2D2839 --mojo-platform-channel-handle=1928 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2204
- - 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=314D65443D6EF063DB0E9ACAF84DAE22 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1000
- - 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=0F969C898661F7EDBFCEBE2606677168 --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=0F969C898661F7EDBFCEBE2606677168 --renderer-client-id=6 --mojo-platform-channel-handle=2360 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4104

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1620

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
56KB

MD5
c26ed30e7d5ab440480838636efc41db

SHA1
c66e0d00b56abebfb60d2fcc5cf85ad31a0d6591

SHA256
6a3c5c4a8e57f77ecc22078fbf603ecc31fb82d429bd87b7b4b9261447092aef

SHA512
96cdb78bca3e01d4513c31661987e5646e6a8ff24708918aa0d66dfa3ca5d98af4862c9f38c4f41f933c345d2d3adfb1d34d1430b33f45f916f41a9872a030df

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