301ffa6a4e1503b3d2c1d2e22e89c75bb60386cef4a31f4d6123cd25ffcf0aed

Analysis

max time kernel
150s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
19/03/2024, 16:28

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General

Target

d695c28a9dc342274d2c63f9db5b4569.pdf
Size

90KB
MD5

d695c28a9dc342274d2c63f9db5b4569
SHA1

7a06291957b89fc4844c5d6043284628db8715ba
SHA256

301ffa6a4e1503b3d2c1d2e22e89c75bb60386cef4a31f4d6123cd25ffcf0aed
SHA512

99958ce79c5f40dd4874d3d89166e87b4c640d449c14e39efc1d90a3fe4c4fe3d3f4e8b26737feea83802631d9ed3ffbaf329bff30c529bb9fdc686373580ae3
SSDEEP

1536:/iWyeU4uQnsVZAQBhvFVvWq9anJPkJQ1//oldmEQWCLBebSY4yQwLhzWwpOSmKa:O4uQnEZAWJFVvWq9AJPkJjboCSY4cLhk

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-1-5-21-513485977-2495024337-1260977654-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1540	AcroRd32.exe
1540	AcroRd32.exe
1540	AcroRd32.exe
1540	AcroRd32.exe
1540	AcroRd32.exe
1540	AcroRd32.exe
1540	AcroRd32.exe
1540	AcroRd32.exe
1540	AcroRd32.exe
1540	AcroRd32.exe
1540	AcroRd32.exe
1540	AcroRd32.exe
1540	AcroRd32.exe
1540	AcroRd32.exe
1540	AcroRd32.exe
1540	AcroRd32.exe
1540	AcroRd32.exe
1540	AcroRd32.exe
1540	AcroRd32.exe
1540	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1540	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1540	AcroRd32.exe
1540	AcroRd32.exe
1540	AcroRd32.exe
1540	AcroRd32.exe
1540	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1540 wrote to memory of 3124	1540	AcroRd32.exe	92
PID 1540 wrote to memory of 3124	1540	AcroRd32.exe	92
PID 1540 wrote to memory of 3124	1540	AcroRd32.exe	92
PID 3124 wrote to memory of 1924	3124	RdrCEF.exe	93
PID 3124 wrote to memory of 1924	3124	RdrCEF.exe	93
PID 3124 wrote to memory of 1924	3124	RdrCEF.exe	93
PID 3124 wrote to memory of 1924	3124	RdrCEF.exe	93
PID 3124 wrote to memory of 1924	3124	RdrCEF.exe	93
PID 3124 wrote to memory of 1924	3124	RdrCEF.exe	93
PID 3124 wrote to memory of 1924	3124	RdrCEF.exe	93
PID 3124 wrote to memory of 1924	3124	RdrCEF.exe	93
PID 3124 wrote to memory of 1924	3124	RdrCEF.exe	93
PID 3124 wrote to memory of 1924	3124	RdrCEF.exe	93
PID 3124 wrote to memory of 1924	3124	RdrCEF.exe	93
PID 3124 wrote to memory of 1924	3124	RdrCEF.exe	93
PID 3124 wrote to memory of 1924	3124	RdrCEF.exe	93
PID 3124 wrote to memory of 1924	3124	RdrCEF.exe	93
PID 3124 wrote to memory of 1924	3124	RdrCEF.exe	93
PID 3124 wrote to memory of 1924	3124	RdrCEF.exe	93
PID 3124 wrote to memory of 1924	3124	RdrCEF.exe	93
PID 3124 wrote to memory of 1924	3124	RdrCEF.exe	93
PID 3124 wrote to memory of 1924	3124	RdrCEF.exe	93
PID 3124 wrote to memory of 1924	3124	RdrCEF.exe	93
PID 3124 wrote to memory of 1924	3124	RdrCEF.exe	93
PID 3124 wrote to memory of 1924	3124	RdrCEF.exe	93
PID 3124 wrote to memory of 1924	3124	RdrCEF.exe	93
PID 3124 wrote to memory of 1924	3124	RdrCEF.exe	93
PID 3124 wrote to memory of 1924	3124	RdrCEF.exe	93
PID 3124 wrote to memory of 1924	3124	RdrCEF.exe	93
PID 3124 wrote to memory of 1924	3124	RdrCEF.exe	93
PID 3124 wrote to memory of 1924	3124	RdrCEF.exe	93
PID 3124 wrote to memory of 1924	3124	RdrCEF.exe	93
PID 3124 wrote to memory of 1924	3124	RdrCEF.exe	93
PID 3124 wrote to memory of 1924	3124	RdrCEF.exe	93
PID 3124 wrote to memory of 1924	3124	RdrCEF.exe	93
PID 3124 wrote to memory of 1924	3124	RdrCEF.exe	93
PID 3124 wrote to memory of 1924	3124	RdrCEF.exe	93
PID 3124 wrote to memory of 1924	3124	RdrCEF.exe	93
PID 3124 wrote to memory of 1924	3124	RdrCEF.exe	93
PID 3124 wrote to memory of 1924	3124	RdrCEF.exe	93
PID 3124 wrote to memory of 1924	3124	RdrCEF.exe	93
PID 3124 wrote to memory of 1924	3124	RdrCEF.exe	93
PID 3124 wrote to memory of 1924	3124	RdrCEF.exe	93
PID 3124 wrote to memory of 1924	3124	RdrCEF.exe	93
PID 3124 wrote to memory of 4820	3124	RdrCEF.exe	94
PID 3124 wrote to memory of 4820	3124	RdrCEF.exe	94
PID 3124 wrote to memory of 4820	3124	RdrCEF.exe	94
PID 3124 wrote to memory of 4820	3124	RdrCEF.exe	94
PID 3124 wrote to memory of 4820	3124	RdrCEF.exe	94
PID 3124 wrote to memory of 4820	3124	RdrCEF.exe	94
PID 3124 wrote to memory of 4820	3124	RdrCEF.exe	94
PID 3124 wrote to memory of 4820	3124	RdrCEF.exe	94
PID 3124 wrote to memory of 4820	3124	RdrCEF.exe	94
PID 3124 wrote to memory of 4820	3124	RdrCEF.exe	94
PID 3124 wrote to memory of 4820	3124	RdrCEF.exe	94
PID 3124 wrote to memory of 4820	3124	RdrCEF.exe	94
PID 3124 wrote to memory of 4820	3124	RdrCEF.exe	94
PID 3124 wrote to memory of 4820	3124	RdrCEF.exe	94
PID 3124 wrote to memory of 4820	3124	RdrCEF.exe	94
PID 3124 wrote to memory of 4820	3124	RdrCEF.exe	94
PID 3124 wrote to memory of 4820	3124	RdrCEF.exe	94
PID 3124 wrote to memory of 4820	3124	RdrCEF.exe	94
PID 3124 wrote to memory of 4820	3124	RdrCEF.exe	94
PID 3124 wrote to memory of 4820	3124	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\d695c28a9dc342274d2c63f9db5b4569.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:1540
- 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:3124
- - 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=2039A1256F25A748483C7FC942D07221 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1924
- - 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=0EFF33B9E9A1D7E3C548795B0C6F92C8 --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=0EFF33B9E9A1D7E3C548795B0C6F92C8 --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4820
- - 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=8058890F6DEFEFBBE25F5F352354E99C --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=8058890F6DEFEFBBE25F5F352354E99C --renderer-client-id=4 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job /prefetch:1
    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=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=0CAF8E5F452E0A57EBB7CFEF13285F24 --mojo-platform-channel-handle=2588 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4016
- - 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=AAC1F7858A7B44F03B0683CE479F8897 --mojo-platform-channel-handle=1840 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4784
- - 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=4277003E23CD97A2FE17FFAC0C244381 --mojo-platform-channel-handle=2696 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2640

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:5028

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
85d0adf0446b44801b740bdaae93831a

SHA1
3871adf8a1de7ef9ca87a2dd2085bd845d2e402c

SHA256
25a2e5f529bd0cd4ae6eae73d08314605b4f6c02a0cc59518ec8108643c726fd

SHA512
7fbcb85307015b9dfe7395b24576abfad16b16ed6f9c0cf91b04f1a271b63853eb824f8d6892e297939b32ff6dfa5c339fa5505e7036c01af216a5bfa5ac75ec

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/1540-136-0x000000000D250000-0x000000000D39D000-memory.dmp

Filesize
1.3MB

Download