804e44dd43eeb3003ecd8c25f96aeaf90566522ddb5a850c934d4a4c555cd7d4

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
05/01/2024, 14:33

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General

Target

43ed7a786dbe5960858798db8cac2670.pdf
Size

84KB
MD5

43ed7a786dbe5960858798db8cac2670
SHA1

27305575c1f4dfb2bf4187bc7226152519fb33c3
SHA256

804e44dd43eeb3003ecd8c25f96aeaf90566522ddb5a850c934d4a4c555cd7d4
SHA512

6d52ee9653dddbcff7be405beb57eaa90b92d67dd0e00e5c94db26af26311ca5e15cdb95206736eee7464eb2e08987ac8e449dd39f1ac89ba110e9e060023c12
SSDEEP

1536:en6MQyGZO+uGIs4eVpEMjGXRnN1djdy0Tr7JOW+pH+0WCpOViEoxA:m61Xss4xDntjdy0/7JE+9ViET

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-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4264	AcroRd32.exe
4264	AcroRd32.exe
4264	AcroRd32.exe
4264	AcroRd32.exe
4264	AcroRd32.exe
4264	AcroRd32.exe
4264	AcroRd32.exe
4264	AcroRd32.exe
4264	AcroRd32.exe
4264	AcroRd32.exe
4264	AcroRd32.exe
4264	AcroRd32.exe
4264	AcroRd32.exe
4264	AcroRd32.exe
4264	AcroRd32.exe
4264	AcroRd32.exe
4264	AcroRd32.exe
4264	AcroRd32.exe
4264	AcroRd32.exe
4264	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4264	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4264	AcroRd32.exe
4264	AcroRd32.exe
4264	AcroRd32.exe
4264	AcroRd32.exe
4264	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4264 wrote to memory of 2164	4264	AcroRd32.exe	92
PID 4264 wrote to memory of 2164	4264	AcroRd32.exe	92
PID 4264 wrote to memory of 2164	4264	AcroRd32.exe	92
PID 2164 wrote to memory of 2184	2164	RdrCEF.exe	94
PID 2164 wrote to memory of 2184	2164	RdrCEF.exe	94
PID 2164 wrote to memory of 2184	2164	RdrCEF.exe	94
PID 2164 wrote to memory of 2184	2164	RdrCEF.exe	94
PID 2164 wrote to memory of 2184	2164	RdrCEF.exe	94
PID 2164 wrote to memory of 2184	2164	RdrCEF.exe	94
PID 2164 wrote to memory of 2184	2164	RdrCEF.exe	94
PID 2164 wrote to memory of 2184	2164	RdrCEF.exe	94
PID 2164 wrote to memory of 2184	2164	RdrCEF.exe	94
PID 2164 wrote to memory of 2184	2164	RdrCEF.exe	94
PID 2164 wrote to memory of 2184	2164	RdrCEF.exe	94
PID 2164 wrote to memory of 2184	2164	RdrCEF.exe	94
PID 2164 wrote to memory of 2184	2164	RdrCEF.exe	94
PID 2164 wrote to memory of 2184	2164	RdrCEF.exe	94
PID 2164 wrote to memory of 2184	2164	RdrCEF.exe	94
PID 2164 wrote to memory of 2184	2164	RdrCEF.exe	94
PID 2164 wrote to memory of 2184	2164	RdrCEF.exe	94
PID 2164 wrote to memory of 2184	2164	RdrCEF.exe	94
PID 2164 wrote to memory of 2184	2164	RdrCEF.exe	94
PID 2164 wrote to memory of 2184	2164	RdrCEF.exe	94
PID 2164 wrote to memory of 2184	2164	RdrCEF.exe	94
PID 2164 wrote to memory of 2184	2164	RdrCEF.exe	94
PID 2164 wrote to memory of 2184	2164	RdrCEF.exe	94
PID 2164 wrote to memory of 2184	2164	RdrCEF.exe	94
PID 2164 wrote to memory of 2184	2164	RdrCEF.exe	94
PID 2164 wrote to memory of 2184	2164	RdrCEF.exe	94
PID 2164 wrote to memory of 2184	2164	RdrCEF.exe	94
PID 2164 wrote to memory of 2184	2164	RdrCEF.exe	94
PID 2164 wrote to memory of 2184	2164	RdrCEF.exe	94
PID 2164 wrote to memory of 2184	2164	RdrCEF.exe	94
PID 2164 wrote to memory of 2184	2164	RdrCEF.exe	94
PID 2164 wrote to memory of 2184	2164	RdrCEF.exe	94
PID 2164 wrote to memory of 2184	2164	RdrCEF.exe	94
PID 2164 wrote to memory of 2184	2164	RdrCEF.exe	94
PID 2164 wrote to memory of 2184	2164	RdrCEF.exe	94
PID 2164 wrote to memory of 2184	2164	RdrCEF.exe	94
PID 2164 wrote to memory of 2184	2164	RdrCEF.exe	94
PID 2164 wrote to memory of 2184	2164	RdrCEF.exe	94
PID 2164 wrote to memory of 2184	2164	RdrCEF.exe	94
PID 2164 wrote to memory of 2184	2164	RdrCEF.exe	94
PID 2164 wrote to memory of 2184	2164	RdrCEF.exe	94
PID 2164 wrote to memory of 5052	2164	RdrCEF.exe	93
PID 2164 wrote to memory of 5052	2164	RdrCEF.exe	93
PID 2164 wrote to memory of 5052	2164	RdrCEF.exe	93
PID 2164 wrote to memory of 5052	2164	RdrCEF.exe	93
PID 2164 wrote to memory of 5052	2164	RdrCEF.exe	93
PID 2164 wrote to memory of 5052	2164	RdrCEF.exe	93
PID 2164 wrote to memory of 5052	2164	RdrCEF.exe	93
PID 2164 wrote to memory of 5052	2164	RdrCEF.exe	93
PID 2164 wrote to memory of 5052	2164	RdrCEF.exe	93
PID 2164 wrote to memory of 5052	2164	RdrCEF.exe	93
PID 2164 wrote to memory of 5052	2164	RdrCEF.exe	93
PID 2164 wrote to memory of 5052	2164	RdrCEF.exe	93
PID 2164 wrote to memory of 5052	2164	RdrCEF.exe	93
PID 2164 wrote to memory of 5052	2164	RdrCEF.exe	93
PID 2164 wrote to memory of 5052	2164	RdrCEF.exe	93
PID 2164 wrote to memory of 5052	2164	RdrCEF.exe	93
PID 2164 wrote to memory of 5052	2164	RdrCEF.exe	93
PID 2164 wrote to memory of 5052	2164	RdrCEF.exe	93
PID 2164 wrote to memory of 5052	2164	RdrCEF.exe	93
PID 2164 wrote to memory of 5052	2164	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\43ed7a786dbe5960858798db8cac2670.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:4264
- 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:2164
- - 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=FAF7308DDA77A8B8E7A26A2C2A14474E --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=FAF7308DDA77A8B8E7A26A2C2A14474E --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5052
- - 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=FE2243D6F5AFA2FD610030F28D1F03A4 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2184
- - 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=666F7738EA2B5E2B008DB04AD36430AE --mojo-platform-channel-handle=2296 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2876
- - 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=DB6D57AAE3379EEE8725C7C0DC3BA758 --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=DB6D57AAE3379EEE8725C7C0DC3BA758 --renderer-client-id=6 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4536
- - 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=CEA172B5E93F5B5EAEE157C8453315FB --mojo-platform-channel-handle=1940 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2360
- - 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=1D89EFBA41B25328239D3D74681ED252 --mojo-platform-channel-handle=2672 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4144

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:960

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s UsoSvc
1⤵
PID:4144

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
1KB

MD5
d0df5f9974138501424cb06472477adf

SHA1
9d143e2c9c48327c6fa0b4f2fb65be982037db51

SHA256
6c3615c908cb98afc062e70b7f985bf7b667fd8540a25824aa07a14b6b6a05d6

SHA512
9a7d8b47a8311e00ba206fee9bf0d42991a0caaf43492ea067bb6c9eb333a3231a35bae1efcd95add82d6dbfcfef5e10d42c084b9e73c5fdd7eadf8131324617

Download Submit
memory/2164-0-0x00000000761A0000-0x00000000761B8000-memory.dmp

Filesize
96KB

Download
memory/4264-27-0x000000000AA20000-0x000000000AA70000-memory.dmp

Filesize
320KB

Download