a4ae75c6c007f7b0405f399e838e9a78f08c27ba86ca60904852700ced5c1a14

Analysis

max time kernel
149s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
29/12/2023, 23:57

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General

Target

07bc43fb143a6c08bc498082257596ec.pdf
Size

78KB
MD5

07bc43fb143a6c08bc498082257596ec
SHA1

e4b89411292c87307f4ecb1b17cc4361fe81fd81
SHA256

a4ae75c6c007f7b0405f399e838e9a78f08c27ba86ca60904852700ced5c1a14
SHA512

5ffe3a43ff1ccec2c81c94f722547dd44b7646ea408351da24ce2ffbef2696fa3eb763849f40777b0765e83a9a565e76a5338e8adcc329ec900dacd6e52252df
SSDEEP

1536:40TULj1+O23e4/WR+jLw+Xdag5p6Zf4V/z0fiwdLf8BZ41NIpbekbr:bCj0OKeAWMXwkD5UZfM/z0KwdLfiGQbf

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	AcroRd32.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	AcroRd32.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3791175113-1062217823-1177695025-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4480	AcroRd32.exe
4480	AcroRd32.exe
4480	AcroRd32.exe
4480	AcroRd32.exe
4480	AcroRd32.exe
4480	AcroRd32.exe
4480	AcroRd32.exe
4480	AcroRd32.exe
4480	AcroRd32.exe
4480	AcroRd32.exe
4480	AcroRd32.exe
4480	AcroRd32.exe
4480	AcroRd32.exe
4480	AcroRd32.exe
4480	AcroRd32.exe
4480	AcroRd32.exe
4480	AcroRd32.exe
4480	AcroRd32.exe
4480	AcroRd32.exe
4480	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4480	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4480	AcroRd32.exe
4480	AcroRd32.exe
4480	AcroRd32.exe
4480	AcroRd32.exe
4480	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4480 wrote to memory of 852	4480	AcroRd32.exe	92
PID 4480 wrote to memory of 852	4480	AcroRd32.exe	92
PID 4480 wrote to memory of 852	4480	AcroRd32.exe	92
PID 852 wrote to memory of 1368	852	RdrCEF.exe	93
PID 852 wrote to memory of 1368	852	RdrCEF.exe	93
PID 852 wrote to memory of 1368	852	RdrCEF.exe	93
PID 852 wrote to memory of 1368	852	RdrCEF.exe	93
PID 852 wrote to memory of 1368	852	RdrCEF.exe	93
PID 852 wrote to memory of 1368	852	RdrCEF.exe	93
PID 852 wrote to memory of 1368	852	RdrCEF.exe	93
PID 852 wrote to memory of 1368	852	RdrCEF.exe	93
PID 852 wrote to memory of 1368	852	RdrCEF.exe	93
PID 852 wrote to memory of 1368	852	RdrCEF.exe	93
PID 852 wrote to memory of 1368	852	RdrCEF.exe	93
PID 852 wrote to memory of 1368	852	RdrCEF.exe	93
PID 852 wrote to memory of 1368	852	RdrCEF.exe	93
PID 852 wrote to memory of 1368	852	RdrCEF.exe	93
PID 852 wrote to memory of 1368	852	RdrCEF.exe	93
PID 852 wrote to memory of 1368	852	RdrCEF.exe	93
PID 852 wrote to memory of 1368	852	RdrCEF.exe	93
PID 852 wrote to memory of 1368	852	RdrCEF.exe	93
PID 852 wrote to memory of 1368	852	RdrCEF.exe	93
PID 852 wrote to memory of 1368	852	RdrCEF.exe	93
PID 852 wrote to memory of 1368	852	RdrCEF.exe	93
PID 852 wrote to memory of 1368	852	RdrCEF.exe	93
PID 852 wrote to memory of 1368	852	RdrCEF.exe	93
PID 852 wrote to memory of 1368	852	RdrCEF.exe	93
PID 852 wrote to memory of 1368	852	RdrCEF.exe	93
PID 852 wrote to memory of 1368	852	RdrCEF.exe	93
PID 852 wrote to memory of 1368	852	RdrCEF.exe	93
PID 852 wrote to memory of 1368	852	RdrCEF.exe	93
PID 852 wrote to memory of 1368	852	RdrCEF.exe	93
PID 852 wrote to memory of 1368	852	RdrCEF.exe	93
PID 852 wrote to memory of 1368	852	RdrCEF.exe	93
PID 852 wrote to memory of 1368	852	RdrCEF.exe	93
PID 852 wrote to memory of 1368	852	RdrCEF.exe	93
PID 852 wrote to memory of 1368	852	RdrCEF.exe	93
PID 852 wrote to memory of 1368	852	RdrCEF.exe	93
PID 852 wrote to memory of 1368	852	RdrCEF.exe	93
PID 852 wrote to memory of 1368	852	RdrCEF.exe	93
PID 852 wrote to memory of 1368	852	RdrCEF.exe	93
PID 852 wrote to memory of 1368	852	RdrCEF.exe	93
PID 852 wrote to memory of 1368	852	RdrCEF.exe	93
PID 852 wrote to memory of 1368	852	RdrCEF.exe	93
PID 852 wrote to memory of 4580	852	RdrCEF.exe	94
PID 852 wrote to memory of 4580	852	RdrCEF.exe	94
PID 852 wrote to memory of 4580	852	RdrCEF.exe	94
PID 852 wrote to memory of 4580	852	RdrCEF.exe	94
PID 852 wrote to memory of 4580	852	RdrCEF.exe	94
PID 852 wrote to memory of 4580	852	RdrCEF.exe	94
PID 852 wrote to memory of 4580	852	RdrCEF.exe	94
PID 852 wrote to memory of 4580	852	RdrCEF.exe	94
PID 852 wrote to memory of 4580	852	RdrCEF.exe	94
PID 852 wrote to memory of 4580	852	RdrCEF.exe	94
PID 852 wrote to memory of 4580	852	RdrCEF.exe	94
PID 852 wrote to memory of 4580	852	RdrCEF.exe	94
PID 852 wrote to memory of 4580	852	RdrCEF.exe	94
PID 852 wrote to memory of 4580	852	RdrCEF.exe	94
PID 852 wrote to memory of 4580	852	RdrCEF.exe	94
PID 852 wrote to memory of 4580	852	RdrCEF.exe	94
PID 852 wrote to memory of 4580	852	RdrCEF.exe	94
PID 852 wrote to memory of 4580	852	RdrCEF.exe	94
PID 852 wrote to memory of 4580	852	RdrCEF.exe	94
PID 852 wrote to memory of 4580	852	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\07bc43fb143a6c08bc498082257596ec.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:4480
- 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:852
- - 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=DAE2F8403DF2C5E9B79D24F2081206C5 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1368
- - 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=493D56DED9A3BE36199192346678A642 --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=493D56DED9A3BE36199192346678A642 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4580
- - 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=5DAADBA2EC4F87A7E3B7843B1E097EBE --mojo-platform-channel-handle=2184 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3700
- - 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=475A790748BCBCC77401812418AABE8E --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=475A790748BCBCC77401812418AABE8E --renderer-client-id=5 --mojo-platform-channel-handle=2324 --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=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=DD61FC7A585C37F01951992F88609657 --mojo-platform-channel-handle=2672 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2444
- - 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=1AD3B43C36AC499E6A2A5B7E5D3AD534 --mojo-platform-channel-handle=2716 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4208

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2240

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
4ca83657645efa9c6e2709c5ad3deb65

SHA1
a8417a600f5a17461dcefb63e8445075c919fe7f

SHA256
56b3310273d0eee2c4efe371805704fd0e6713dc991ace12b43e90c94b836cfd

SHA512
60af85d9f93eee8910787754ccab69b70401fec8d97239586727b47f21d68b0338cf7803e9c78f614fb2f6b404f914fb60b3fe064a9c8904489d0ab0b653bb2e

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

Filesize
36KB

MD5
b30d3becc8731792523d599d949e63f5

SHA1
19350257e42d7aee17fb3bf139a9d3adb330fad4

SHA256
b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3

SHA512
523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e

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

Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

Download Submit
memory/4480-132-0x000000000C860000-0x000000000C9AD000-memory.dmp

Filesize
1.3MB

Download