697e6fcbb0f57dcb3b87f494841858f98e29af995dfcc04d5b63bb429b0972cc

Analysis

max time kernel
144s
max time network
150s
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, 04:51

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General

Target

68439a653f85f594b99af41938ef5082.pdf
Size

35KB
MD5

68439a653f85f594b99af41938ef5082
SHA1

879ecb14779481d40c472f06459fb576c6be4dac
SHA256

697e6fcbb0f57dcb3b87f494841858f98e29af995dfcc04d5b63bb429b0972cc
SHA512

13dba738ca328b734e6cc443960aad6bbbadd85760b78f076722338ca24b959018593c4eba901156fe52827ee2180e82dd06e8014b847daee8d74434fe4323be
SSDEEP

768:2xTkOQvkngseICZ0N1GbMR6MAerS2F7s1:mtT89bu66Z7s1

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
2932	AcroRd32.exe
2932	AcroRd32.exe
2932	AcroRd32.exe
2932	AcroRd32.exe
2932	AcroRd32.exe
2932	AcroRd32.exe
2932	AcroRd32.exe
2932	AcroRd32.exe
2932	AcroRd32.exe
2932	AcroRd32.exe
2932	AcroRd32.exe
2932	AcroRd32.exe
2932	AcroRd32.exe
2932	AcroRd32.exe
2932	AcroRd32.exe
2932	AcroRd32.exe
2932	AcroRd32.exe
2932	AcroRd32.exe
2932	AcroRd32.exe
2932	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2932	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2932	AcroRd32.exe
2932	AcroRd32.exe
2932	AcroRd32.exe
2932	AcroRd32.exe
2932	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2932 wrote to memory of 3956	2932	AcroRd32.exe	94
PID 2932 wrote to memory of 3956	2932	AcroRd32.exe	94
PID 2932 wrote to memory of 3956	2932	AcroRd32.exe	94
PID 3956 wrote to memory of 4800	3956	RdrCEF.exe	95
PID 3956 wrote to memory of 4800	3956	RdrCEF.exe	95
PID 3956 wrote to memory of 4800	3956	RdrCEF.exe	95
PID 3956 wrote to memory of 4800	3956	RdrCEF.exe	95
PID 3956 wrote to memory of 4800	3956	RdrCEF.exe	95
PID 3956 wrote to memory of 4800	3956	RdrCEF.exe	95
PID 3956 wrote to memory of 4800	3956	RdrCEF.exe	95
PID 3956 wrote to memory of 4800	3956	RdrCEF.exe	95
PID 3956 wrote to memory of 4800	3956	RdrCEF.exe	95
PID 3956 wrote to memory of 4800	3956	RdrCEF.exe	95
PID 3956 wrote to memory of 4800	3956	RdrCEF.exe	95
PID 3956 wrote to memory of 4800	3956	RdrCEF.exe	95
PID 3956 wrote to memory of 4800	3956	RdrCEF.exe	95
PID 3956 wrote to memory of 4800	3956	RdrCEF.exe	95
PID 3956 wrote to memory of 4800	3956	RdrCEF.exe	95
PID 3956 wrote to memory of 4800	3956	RdrCEF.exe	95
PID 3956 wrote to memory of 4800	3956	RdrCEF.exe	95
PID 3956 wrote to memory of 4800	3956	RdrCEF.exe	95
PID 3956 wrote to memory of 4800	3956	RdrCEF.exe	95
PID 3956 wrote to memory of 4800	3956	RdrCEF.exe	95
PID 3956 wrote to memory of 4800	3956	RdrCEF.exe	95
PID 3956 wrote to memory of 4800	3956	RdrCEF.exe	95
PID 3956 wrote to memory of 4800	3956	RdrCEF.exe	95
PID 3956 wrote to memory of 4800	3956	RdrCEF.exe	95
PID 3956 wrote to memory of 4800	3956	RdrCEF.exe	95
PID 3956 wrote to memory of 4800	3956	RdrCEF.exe	95
PID 3956 wrote to memory of 4800	3956	RdrCEF.exe	95
PID 3956 wrote to memory of 4800	3956	RdrCEF.exe	95
PID 3956 wrote to memory of 4800	3956	RdrCEF.exe	95
PID 3956 wrote to memory of 4800	3956	RdrCEF.exe	95
PID 3956 wrote to memory of 4800	3956	RdrCEF.exe	95
PID 3956 wrote to memory of 4800	3956	RdrCEF.exe	95
PID 3956 wrote to memory of 4800	3956	RdrCEF.exe	95
PID 3956 wrote to memory of 4800	3956	RdrCEF.exe	95
PID 3956 wrote to memory of 4800	3956	RdrCEF.exe	95
PID 3956 wrote to memory of 4800	3956	RdrCEF.exe	95
PID 3956 wrote to memory of 4800	3956	RdrCEF.exe	95
PID 3956 wrote to memory of 4800	3956	RdrCEF.exe	95
PID 3956 wrote to memory of 4800	3956	RdrCEF.exe	95
PID 3956 wrote to memory of 4800	3956	RdrCEF.exe	95
PID 3956 wrote to memory of 4800	3956	RdrCEF.exe	95
PID 3956 wrote to memory of 3648	3956	RdrCEF.exe	96
PID 3956 wrote to memory of 3648	3956	RdrCEF.exe	96
PID 3956 wrote to memory of 3648	3956	RdrCEF.exe	96
PID 3956 wrote to memory of 3648	3956	RdrCEF.exe	96
PID 3956 wrote to memory of 3648	3956	RdrCEF.exe	96
PID 3956 wrote to memory of 3648	3956	RdrCEF.exe	96
PID 3956 wrote to memory of 3648	3956	RdrCEF.exe	96
PID 3956 wrote to memory of 3648	3956	RdrCEF.exe	96
PID 3956 wrote to memory of 3648	3956	RdrCEF.exe	96
PID 3956 wrote to memory of 3648	3956	RdrCEF.exe	96
PID 3956 wrote to memory of 3648	3956	RdrCEF.exe	96
PID 3956 wrote to memory of 3648	3956	RdrCEF.exe	96
PID 3956 wrote to memory of 3648	3956	RdrCEF.exe	96
PID 3956 wrote to memory of 3648	3956	RdrCEF.exe	96
PID 3956 wrote to memory of 3648	3956	RdrCEF.exe	96
PID 3956 wrote to memory of 3648	3956	RdrCEF.exe	96
PID 3956 wrote to memory of 3648	3956	RdrCEF.exe	96
PID 3956 wrote to memory of 3648	3956	RdrCEF.exe	96
PID 3956 wrote to memory of 3648	3956	RdrCEF.exe	96
PID 3956 wrote to memory of 3648	3956	RdrCEF.exe	96

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\68439a653f85f594b99af41938ef5082.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:2932
- 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:3956
- - 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=E55A2E5C443156A2664E78F23703A391 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4800
- - 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=4BFC9E810658F2E7C2D73D2842CB0274 --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=4BFC9E810658F2E7C2D73D2842CB0274 --renderer-client-id=2 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3648
- - 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=CE3DEE028B048D0783DDE2B362CE7290 --mojo-platform-channel-handle=2288 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4920
- - 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=C2A2B942C9246E11DD0E2FE3F7E5C173 --mojo-platform-channel-handle=1896 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:900
- - 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=D03C8C16F0E8B75D4E681B63D86EB387 --mojo-platform-channel-handle=2292 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4708
- - 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=EC9C50810B3628ED0163993C81B138F8 --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=EC9C50810B3628ED0163993C81B138F8 --renderer-client-id=8 --mojo-platform-channel-handle=1912 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5080

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4136

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
29KB

MD5
fd6a6b4dc4f146a91d62dfce8dcbe019

SHA1
b24b09182ec5584ce77de1e36975865654bc103d

SHA256
204d033d572b1af198226a86c4b1df0f86ef14b51f526d1a66b3ebe2c3e52731

SHA512
f0f5b37b156940adf259844019a1aef0b9f9c2baf742b25e2140cac745a61fe8ccf0f924f8a6c145ec17394c988db34278d5bce41d670c12c7a921727f5920cf

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

Filesize
56KB

MD5
c26ed30e7d5ab440480838636efc41db

SHA1
c66e0d00b56abebfb60d2fcc5cf85ad31a0d6591

SHA256
6a3c5c4a8e57f77ecc22078fbf603ecc31fb82d429bd87b7b4b9261447092aef

SHA512
96cdb78bca3e01d4513c31661987e5646e6a8ff24708918aa0d66dfa3ca5d98af4862c9f38c4f41f933c345d2d3adfb1d34d1430b33f45f916f41a9872a030df

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

Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

Download Submit