d2fbb671038898e29a9cbabd255b633b8b007b85e856db5c0b9bff2570673048

Analysis

max time kernel
142s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
18-01-2024 18:14

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General

Target

65b2b89f9fa037e6f37b49944b3a24c9.pdf
Size

88KB
MD5

65b2b89f9fa037e6f37b49944b3a24c9
SHA1

40d61cf3621a349adc203a2deba1a8acd341f5c4
SHA256

d2fbb671038898e29a9cbabd255b633b8b007b85e856db5c0b9bff2570673048
SHA512

65cc8f1f1c069f8a57f81b664d509e56925f542bc0f79db0c9b67722292a670ccc759a3f5627f96ebdf1b5387785e38ebf6de4ef084289121844d5e2059212fc
SSDEEP

1536:2sMPjegOUr5/r3QXSlgx4Vj2QLIAtvNFAFJfWGRdhkqWUpO73XX:GKm7tV2QsAaFJjRdhkF7X

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-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4964	AcroRd32.exe
4964	AcroRd32.exe
4964	AcroRd32.exe
4964	AcroRd32.exe
4964	AcroRd32.exe
4964	AcroRd32.exe
4964	AcroRd32.exe
4964	AcroRd32.exe
4964	AcroRd32.exe
4964	AcroRd32.exe
4964	AcroRd32.exe
4964	AcroRd32.exe
4964	AcroRd32.exe
4964	AcroRd32.exe
4964	AcroRd32.exe
4964	AcroRd32.exe
4964	AcroRd32.exe
4964	AcroRd32.exe
4964	AcroRd32.exe
4964	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4964	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4964	AcroRd32.exe
4964	AcroRd32.exe
4964	AcroRd32.exe
4964	AcroRd32.exe
4964	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4964 wrote to memory of 2192	4964	AcroRd32.exe	91
PID 4964 wrote to memory of 2192	4964	AcroRd32.exe	91
PID 4964 wrote to memory of 2192	4964	AcroRd32.exe	91
PID 2192 wrote to memory of 3940	2192	RdrCEF.exe	92
PID 2192 wrote to memory of 3940	2192	RdrCEF.exe	92
PID 2192 wrote to memory of 3940	2192	RdrCEF.exe	92
PID 2192 wrote to memory of 3940	2192	RdrCEF.exe	92
PID 2192 wrote to memory of 3940	2192	RdrCEF.exe	92
PID 2192 wrote to memory of 3940	2192	RdrCEF.exe	92
PID 2192 wrote to memory of 3940	2192	RdrCEF.exe	92
PID 2192 wrote to memory of 3940	2192	RdrCEF.exe	92
PID 2192 wrote to memory of 3940	2192	RdrCEF.exe	92
PID 2192 wrote to memory of 3940	2192	RdrCEF.exe	92
PID 2192 wrote to memory of 3940	2192	RdrCEF.exe	92
PID 2192 wrote to memory of 3940	2192	RdrCEF.exe	92
PID 2192 wrote to memory of 3940	2192	RdrCEF.exe	92
PID 2192 wrote to memory of 3940	2192	RdrCEF.exe	92
PID 2192 wrote to memory of 3940	2192	RdrCEF.exe	92
PID 2192 wrote to memory of 3940	2192	RdrCEF.exe	92
PID 2192 wrote to memory of 3940	2192	RdrCEF.exe	92
PID 2192 wrote to memory of 3940	2192	RdrCEF.exe	92
PID 2192 wrote to memory of 3940	2192	RdrCEF.exe	92
PID 2192 wrote to memory of 3940	2192	RdrCEF.exe	92
PID 2192 wrote to memory of 3940	2192	RdrCEF.exe	92
PID 2192 wrote to memory of 3940	2192	RdrCEF.exe	92
PID 2192 wrote to memory of 3940	2192	RdrCEF.exe	92
PID 2192 wrote to memory of 3940	2192	RdrCEF.exe	92
PID 2192 wrote to memory of 3940	2192	RdrCEF.exe	92
PID 2192 wrote to memory of 3940	2192	RdrCEF.exe	92
PID 2192 wrote to memory of 3940	2192	RdrCEF.exe	92
PID 2192 wrote to memory of 3940	2192	RdrCEF.exe	92
PID 2192 wrote to memory of 3940	2192	RdrCEF.exe	92
PID 2192 wrote to memory of 3940	2192	RdrCEF.exe	92
PID 2192 wrote to memory of 3940	2192	RdrCEF.exe	92
PID 2192 wrote to memory of 3940	2192	RdrCEF.exe	92
PID 2192 wrote to memory of 3940	2192	RdrCEF.exe	92
PID 2192 wrote to memory of 3940	2192	RdrCEF.exe	92
PID 2192 wrote to memory of 3940	2192	RdrCEF.exe	92
PID 2192 wrote to memory of 3940	2192	RdrCEF.exe	92
PID 2192 wrote to memory of 3940	2192	RdrCEF.exe	92
PID 2192 wrote to memory of 3940	2192	RdrCEF.exe	92
PID 2192 wrote to memory of 3940	2192	RdrCEF.exe	92
PID 2192 wrote to memory of 3940	2192	RdrCEF.exe	92
PID 2192 wrote to memory of 3940	2192	RdrCEF.exe	92
PID 2192 wrote to memory of 3296	2192	RdrCEF.exe	93
PID 2192 wrote to memory of 3296	2192	RdrCEF.exe	93
PID 2192 wrote to memory of 3296	2192	RdrCEF.exe	93
PID 2192 wrote to memory of 3296	2192	RdrCEF.exe	93
PID 2192 wrote to memory of 3296	2192	RdrCEF.exe	93
PID 2192 wrote to memory of 3296	2192	RdrCEF.exe	93
PID 2192 wrote to memory of 3296	2192	RdrCEF.exe	93
PID 2192 wrote to memory of 3296	2192	RdrCEF.exe	93
PID 2192 wrote to memory of 3296	2192	RdrCEF.exe	93
PID 2192 wrote to memory of 3296	2192	RdrCEF.exe	93
PID 2192 wrote to memory of 3296	2192	RdrCEF.exe	93
PID 2192 wrote to memory of 3296	2192	RdrCEF.exe	93
PID 2192 wrote to memory of 3296	2192	RdrCEF.exe	93
PID 2192 wrote to memory of 3296	2192	RdrCEF.exe	93
PID 2192 wrote to memory of 3296	2192	RdrCEF.exe	93
PID 2192 wrote to memory of 3296	2192	RdrCEF.exe	93
PID 2192 wrote to memory of 3296	2192	RdrCEF.exe	93
PID 2192 wrote to memory of 3296	2192	RdrCEF.exe	93
PID 2192 wrote to memory of 3296	2192	RdrCEF.exe	93
PID 2192 wrote to memory of 3296	2192	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\65b2b89f9fa037e6f37b49944b3a24c9.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:4964
- 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:2192
- - 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=FE673DA07C94CB7BC89504F664C5B79D --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3940
- - 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=3410930CD7899E12924A228AEFBAC32F --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=3410930CD7899E12924A228AEFBAC32F --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3296
- - 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=CF8133FD17EB05608BC0B51BD9370620 --mojo-platform-channel-handle=2320 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1768
- - 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=63CF64CCB27751FF60A87D821698C369 --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=63CF64CCB27751FF60A87D821698C369 --renderer-client-id=5 --mojo-platform-channel-handle=1852 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5036
- - 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=8EEE574CF5DF9AD1BED4AE607B3A2BC2 --mojo-platform-channel-handle=1972 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1928
- - 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=2855CCA29C232D061A9E69156DCBFBE8 --mojo-platform-channel-handle=2020 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1916

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1956

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
ee03bb529bbf7ed9b15d0752094230f3

SHA1
e79f171a171dff3f0bce261e815b291c52fb6e2d

SHA256
2c4d4bb5939d929edbb8faa7fd921354e526fa9fdf8b05fbacbb7e38c4ac8a34

SHA512
5076a15cc0f6556298f3b3167e252f47da7586239e0eaeff717529ab27ca055a2a9212da91e8c8a8da37fcd5cdf409459d48d35931fbbbfd8988d90f9f34ef7a

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