d6ff92714602ce9fbfb25aa9f37426ce0625e4c6ec30f0223ad4bc5641bc1245

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
22-12-2023 13:14

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General

Target

9ca136a30eacd671004e3d168fbeec19.pdf
Size

70KB
MD5

9ca136a30eacd671004e3d168fbeec19
SHA1

4d4864749fba35d61949dfaff2b07220ce645012
SHA256

d6ff92714602ce9fbfb25aa9f37426ce0625e4c6ec30f0223ad4bc5641bc1245
SHA512

c50e1d3f8d054ea8dfcf7393ba5def6d990a3f4fe525f1b5aaa9a89bf844c71ac290e0b63adcc3c18e11237524774f591c7d125ae66d9ab132abd8d1c34c611c
SSDEEP

1536:vTWhGFfdpxUdIfnYTFie/8o3CCo+S+M9gp+Nqd9mL0AT8+C6yPuWr:LWEBdpydIfYb/8J+M95Nqd9mL0ATlClj

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-1-5-21-3791175113-1062217823-1177695025-1000\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 1692	4480	AcroRd32.exe	92
PID 4480 wrote to memory of 1692	4480	AcroRd32.exe	92
PID 4480 wrote to memory of 1692	4480	AcroRd32.exe	92
PID 1692 wrote to memory of 4792	1692	RdrCEF.exe	93
PID 1692 wrote to memory of 4792	1692	RdrCEF.exe	93
PID 1692 wrote to memory of 4792	1692	RdrCEF.exe	93
PID 1692 wrote to memory of 4792	1692	RdrCEF.exe	93
PID 1692 wrote to memory of 4792	1692	RdrCEF.exe	93
PID 1692 wrote to memory of 4792	1692	RdrCEF.exe	93
PID 1692 wrote to memory of 4792	1692	RdrCEF.exe	93
PID 1692 wrote to memory of 4792	1692	RdrCEF.exe	93
PID 1692 wrote to memory of 4792	1692	RdrCEF.exe	93
PID 1692 wrote to memory of 4792	1692	RdrCEF.exe	93
PID 1692 wrote to memory of 4792	1692	RdrCEF.exe	93
PID 1692 wrote to memory of 4792	1692	RdrCEF.exe	93
PID 1692 wrote to memory of 4792	1692	RdrCEF.exe	93
PID 1692 wrote to memory of 4792	1692	RdrCEF.exe	93
PID 1692 wrote to memory of 4792	1692	RdrCEF.exe	93
PID 1692 wrote to memory of 4792	1692	RdrCEF.exe	93
PID 1692 wrote to memory of 4792	1692	RdrCEF.exe	93
PID 1692 wrote to memory of 4792	1692	RdrCEF.exe	93
PID 1692 wrote to memory of 4792	1692	RdrCEF.exe	93
PID 1692 wrote to memory of 4792	1692	RdrCEF.exe	93
PID 1692 wrote to memory of 4792	1692	RdrCEF.exe	93
PID 1692 wrote to memory of 4792	1692	RdrCEF.exe	93
PID 1692 wrote to memory of 4792	1692	RdrCEF.exe	93
PID 1692 wrote to memory of 4792	1692	RdrCEF.exe	93
PID 1692 wrote to memory of 4792	1692	RdrCEF.exe	93
PID 1692 wrote to memory of 4792	1692	RdrCEF.exe	93
PID 1692 wrote to memory of 4792	1692	RdrCEF.exe	93
PID 1692 wrote to memory of 4792	1692	RdrCEF.exe	93
PID 1692 wrote to memory of 4792	1692	RdrCEF.exe	93
PID 1692 wrote to memory of 4792	1692	RdrCEF.exe	93
PID 1692 wrote to memory of 4792	1692	RdrCEF.exe	93
PID 1692 wrote to memory of 4792	1692	RdrCEF.exe	93
PID 1692 wrote to memory of 4792	1692	RdrCEF.exe	93
PID 1692 wrote to memory of 4792	1692	RdrCEF.exe	93
PID 1692 wrote to memory of 4792	1692	RdrCEF.exe	93
PID 1692 wrote to memory of 4792	1692	RdrCEF.exe	93
PID 1692 wrote to memory of 4792	1692	RdrCEF.exe	93
PID 1692 wrote to memory of 4792	1692	RdrCEF.exe	93
PID 1692 wrote to memory of 4792	1692	RdrCEF.exe	93
PID 1692 wrote to memory of 4792	1692	RdrCEF.exe	93
PID 1692 wrote to memory of 4792	1692	RdrCEF.exe	93
PID 1692 wrote to memory of 4672	1692	RdrCEF.exe	94
PID 1692 wrote to memory of 4672	1692	RdrCEF.exe	94
PID 1692 wrote to memory of 4672	1692	RdrCEF.exe	94
PID 1692 wrote to memory of 4672	1692	RdrCEF.exe	94
PID 1692 wrote to memory of 4672	1692	RdrCEF.exe	94
PID 1692 wrote to memory of 4672	1692	RdrCEF.exe	94
PID 1692 wrote to memory of 4672	1692	RdrCEF.exe	94
PID 1692 wrote to memory of 4672	1692	RdrCEF.exe	94
PID 1692 wrote to memory of 4672	1692	RdrCEF.exe	94
PID 1692 wrote to memory of 4672	1692	RdrCEF.exe	94
PID 1692 wrote to memory of 4672	1692	RdrCEF.exe	94
PID 1692 wrote to memory of 4672	1692	RdrCEF.exe	94
PID 1692 wrote to memory of 4672	1692	RdrCEF.exe	94
PID 1692 wrote to memory of 4672	1692	RdrCEF.exe	94
PID 1692 wrote to memory of 4672	1692	RdrCEF.exe	94
PID 1692 wrote to memory of 4672	1692	RdrCEF.exe	94
PID 1692 wrote to memory of 4672	1692	RdrCEF.exe	94
PID 1692 wrote to memory of 4672	1692	RdrCEF.exe	94
PID 1692 wrote to memory of 4672	1692	RdrCEF.exe	94
PID 1692 wrote to memory of 4672	1692	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\9ca136a30eacd671004e3d168fbeec19.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:1692
- - 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=46EFCD31F1CA6F64A18A7E47905CD56B --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4792
- - 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=A83E6A79976593F62CA1D0DC82884051 --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=A83E6A79976593F62CA1D0DC82884051 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4672
- - 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=6944BFC750B8B2147E5613676B50A16D --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4116
- - 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=DBE58707F70D799542E710621C426748 --mojo-platform-channel-handle=1964 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5084
- - 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=E606592178240985B4D2458928FE6323 --mojo-platform-channel-handle=1728 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3652
- - 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=E22E0708958B1EE78E0ECE479103885E --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=E22E0708958B1EE78E0ECE479103885E --renderer-client-id=7 --mojo-platform-channel-handle=2504 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2820

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:400

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
ae2762ca35b078f4706c68d7406cf6e6

SHA1
e4b05ce310e106dbac9cc02bce55db09ccde269c

SHA256
ebe2cdde71b7154a7944a58bef0e16fcd50a48c3fc0765c727ba2a3058fd03ed

SHA512
4525b320f2920cfb2c614dbba0ad8e8e337a416bd89b482eb73bcd0960ad43ce0579ac8601749648b524989c2d308b0688f9d5badf111db41b57895ff22851b2

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/4480-27-0x000000000A9F0000-0x000000000AA11000-memory.dmp

Filesize
132KB

Download