560513452298d4358727e2d90f9f51617e9c04d6a8b22658268e82d0ce48c0b5

Analysis

max time kernel
148s
max time network
156s
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, 02:57

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General

Target

256f0c0f52677c24cf3ba83b334589ca.pdf
Size

50KB
MD5

256f0c0f52677c24cf3ba83b334589ca
SHA1

07505a2546051dcc7abcbaed9f280925a7ffd21f
SHA256

560513452298d4358727e2d90f9f51617e9c04d6a8b22658268e82d0ce48c0b5
SHA512

8801046f786303f1b91d75bc902b4f0ea312fe2463c54b8f830ed60d9e2300c1b138f4080fe24ce6626e4f95816c1be738a21955279b8dbac877402b41a0b081
SSDEEP

768:7WKKh60xPgLconkJLwF8zbwWD9Z6uND293IezUxbgqSOp7YVQT+LdY:CKM6GPgLY0FOrDf43I3UqSOp8VZLdY

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-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
220	AcroRd32.exe
220	AcroRd32.exe
220	AcroRd32.exe
220	AcroRd32.exe
220	AcroRd32.exe
220	AcroRd32.exe
220	AcroRd32.exe
220	AcroRd32.exe
220	AcroRd32.exe
220	AcroRd32.exe
220	AcroRd32.exe
220	AcroRd32.exe
220	AcroRd32.exe
220	AcroRd32.exe
220	AcroRd32.exe
220	AcroRd32.exe
220	AcroRd32.exe
220	AcroRd32.exe
220	AcroRd32.exe
220	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
220	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
220	AcroRd32.exe
220	AcroRd32.exe
220	AcroRd32.exe
220	AcroRd32.exe
220	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 220 wrote to memory of 1176	220	AcroRd32.exe	92
PID 220 wrote to memory of 1176	220	AcroRd32.exe	92
PID 220 wrote to memory of 1176	220	AcroRd32.exe	92
PID 1176 wrote to memory of 3356	1176	RdrCEF.exe	93
PID 1176 wrote to memory of 3356	1176	RdrCEF.exe	93
PID 1176 wrote to memory of 3356	1176	RdrCEF.exe	93
PID 1176 wrote to memory of 3356	1176	RdrCEF.exe	93
PID 1176 wrote to memory of 3356	1176	RdrCEF.exe	93
PID 1176 wrote to memory of 3356	1176	RdrCEF.exe	93
PID 1176 wrote to memory of 3356	1176	RdrCEF.exe	93
PID 1176 wrote to memory of 3356	1176	RdrCEF.exe	93
PID 1176 wrote to memory of 3356	1176	RdrCEF.exe	93
PID 1176 wrote to memory of 3356	1176	RdrCEF.exe	93
PID 1176 wrote to memory of 3356	1176	RdrCEF.exe	93
PID 1176 wrote to memory of 3356	1176	RdrCEF.exe	93
PID 1176 wrote to memory of 3356	1176	RdrCEF.exe	93
PID 1176 wrote to memory of 3356	1176	RdrCEF.exe	93
PID 1176 wrote to memory of 3356	1176	RdrCEF.exe	93
PID 1176 wrote to memory of 3356	1176	RdrCEF.exe	93
PID 1176 wrote to memory of 3356	1176	RdrCEF.exe	93
PID 1176 wrote to memory of 3356	1176	RdrCEF.exe	93
PID 1176 wrote to memory of 3356	1176	RdrCEF.exe	93
PID 1176 wrote to memory of 3356	1176	RdrCEF.exe	93
PID 1176 wrote to memory of 3356	1176	RdrCEF.exe	93
PID 1176 wrote to memory of 3356	1176	RdrCEF.exe	93
PID 1176 wrote to memory of 3356	1176	RdrCEF.exe	93
PID 1176 wrote to memory of 3356	1176	RdrCEF.exe	93
PID 1176 wrote to memory of 3356	1176	RdrCEF.exe	93
PID 1176 wrote to memory of 3356	1176	RdrCEF.exe	93
PID 1176 wrote to memory of 3356	1176	RdrCEF.exe	93
PID 1176 wrote to memory of 3356	1176	RdrCEF.exe	93
PID 1176 wrote to memory of 3356	1176	RdrCEF.exe	93
PID 1176 wrote to memory of 3356	1176	RdrCEF.exe	93
PID 1176 wrote to memory of 3356	1176	RdrCEF.exe	93
PID 1176 wrote to memory of 3356	1176	RdrCEF.exe	93
PID 1176 wrote to memory of 3356	1176	RdrCEF.exe	93
PID 1176 wrote to memory of 3356	1176	RdrCEF.exe	93
PID 1176 wrote to memory of 3356	1176	RdrCEF.exe	93
PID 1176 wrote to memory of 3356	1176	RdrCEF.exe	93
PID 1176 wrote to memory of 3356	1176	RdrCEF.exe	93
PID 1176 wrote to memory of 3356	1176	RdrCEF.exe	93
PID 1176 wrote to memory of 3356	1176	RdrCEF.exe	93
PID 1176 wrote to memory of 3356	1176	RdrCEF.exe	93
PID 1176 wrote to memory of 3356	1176	RdrCEF.exe	93
PID 1176 wrote to memory of 5064	1176	RdrCEF.exe	94
PID 1176 wrote to memory of 5064	1176	RdrCEF.exe	94
PID 1176 wrote to memory of 5064	1176	RdrCEF.exe	94
PID 1176 wrote to memory of 5064	1176	RdrCEF.exe	94
PID 1176 wrote to memory of 5064	1176	RdrCEF.exe	94
PID 1176 wrote to memory of 5064	1176	RdrCEF.exe	94
PID 1176 wrote to memory of 5064	1176	RdrCEF.exe	94
PID 1176 wrote to memory of 5064	1176	RdrCEF.exe	94
PID 1176 wrote to memory of 5064	1176	RdrCEF.exe	94
PID 1176 wrote to memory of 5064	1176	RdrCEF.exe	94
PID 1176 wrote to memory of 5064	1176	RdrCEF.exe	94
PID 1176 wrote to memory of 5064	1176	RdrCEF.exe	94
PID 1176 wrote to memory of 5064	1176	RdrCEF.exe	94
PID 1176 wrote to memory of 5064	1176	RdrCEF.exe	94
PID 1176 wrote to memory of 5064	1176	RdrCEF.exe	94
PID 1176 wrote to memory of 5064	1176	RdrCEF.exe	94
PID 1176 wrote to memory of 5064	1176	RdrCEF.exe	94
PID 1176 wrote to memory of 5064	1176	RdrCEF.exe	94
PID 1176 wrote to memory of 5064	1176	RdrCEF.exe	94
PID 1176 wrote to memory of 5064	1176	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\256f0c0f52677c24cf3ba83b334589ca.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:220
- 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:1176
- - 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=21C66FB31104CDB05B4C76F29263E51B --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3356
- - 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=F6372279C60C481871C956B41E656DCE --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=F6372279C60C481871C956B41E656DCE --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5064
- - 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=6FE03A8E5115906CE3255A1CDD1C2BBD --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=6FE03A8E5115906CE3255A1CDD1C2BBD --renderer-client-id=4 --mojo-platform-channel-handle=2324 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3984
- - 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=95F0D9BEDFD08B5CCE7B139368D37434 --mojo-platform-channel-handle=2440 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1448
- - 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=CE188E1AB333AE5299AC73FD6992B543 --mojo-platform-channel-handle=2708 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4356
- - 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=169E620A6E66A607A92A16C277A3765A --mojo-platform-channel-handle=2476 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1832

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2008

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
c5d2dad6768a23714c041f7e6786bc34

SHA1
554f7289c365295c889c6d70560877c1dce68c73

SHA256
f708b24ba0df8fe0aad729acee13c419ad94d13f8551d4ffc0eb558b5d1f720c

SHA512
806aa87327d639a9dddb26f9bcd401853f440c79f24826f4248e9dd573216a8f2bc16c846fc33e3de8604eca6960ff02b6a0d6f814e2ca2b0f7bef67b7e3fa61

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