511a3de7fc02cd714c37ca92c565ce36ab9bdbca60dc2006ed72a92363f4f3a9

Analysis

max time kernel
143s
max time network
147s
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, 05:51

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General

Target

732d563f94ab87e08f793ce53efab33b.pdf
Size

42KB
MD5

732d563f94ab87e08f793ce53efab33b
SHA1

0efa94e1f549426cbffbdc9f84b4d576160444d1
SHA256

511a3de7fc02cd714c37ca92c565ce36ab9bdbca60dc2006ed72a92363f4f3a9
SHA512

b1f945b51b76c287824dd4b47bd9006e9ce96ec72d28b501821cc13bb23c00e6b8ae86d96a618318fec97df319a50fcd8f726b20f46b7273b9d026c41680db8d
SSDEEP

768:FE0iYTW6tu57znJU7DX3fuLuzY08aQTNldYPgeCgXgx:6qXunCfMuzaa+sCx

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
4896	AcroRd32.exe
4896	AcroRd32.exe
4896	AcroRd32.exe
4896	AcroRd32.exe
4896	AcroRd32.exe
4896	AcroRd32.exe
4896	AcroRd32.exe
4896	AcroRd32.exe
4896	AcroRd32.exe
4896	AcroRd32.exe
4896	AcroRd32.exe
4896	AcroRd32.exe
4896	AcroRd32.exe
4896	AcroRd32.exe
4896	AcroRd32.exe
4896	AcroRd32.exe
4896	AcroRd32.exe
4896	AcroRd32.exe
4896	AcroRd32.exe
4896	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4896	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4896	AcroRd32.exe
4896	AcroRd32.exe
4896	AcroRd32.exe
4896	AcroRd32.exe
4896	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4896 wrote to memory of 528	4896	AcroRd32.exe	93
PID 4896 wrote to memory of 528	4896	AcroRd32.exe	93
PID 4896 wrote to memory of 528	4896	AcroRd32.exe	93
PID 528 wrote to memory of 5024	528	RdrCEF.exe	94
PID 528 wrote to memory of 5024	528	RdrCEF.exe	94
PID 528 wrote to memory of 5024	528	RdrCEF.exe	94
PID 528 wrote to memory of 5024	528	RdrCEF.exe	94
PID 528 wrote to memory of 5024	528	RdrCEF.exe	94
PID 528 wrote to memory of 5024	528	RdrCEF.exe	94
PID 528 wrote to memory of 5024	528	RdrCEF.exe	94
PID 528 wrote to memory of 5024	528	RdrCEF.exe	94
PID 528 wrote to memory of 5024	528	RdrCEF.exe	94
PID 528 wrote to memory of 5024	528	RdrCEF.exe	94
PID 528 wrote to memory of 5024	528	RdrCEF.exe	94
PID 528 wrote to memory of 5024	528	RdrCEF.exe	94
PID 528 wrote to memory of 5024	528	RdrCEF.exe	94
PID 528 wrote to memory of 5024	528	RdrCEF.exe	94
PID 528 wrote to memory of 5024	528	RdrCEF.exe	94
PID 528 wrote to memory of 5024	528	RdrCEF.exe	94
PID 528 wrote to memory of 5024	528	RdrCEF.exe	94
PID 528 wrote to memory of 5024	528	RdrCEF.exe	94
PID 528 wrote to memory of 5024	528	RdrCEF.exe	94
PID 528 wrote to memory of 5024	528	RdrCEF.exe	94
PID 528 wrote to memory of 5024	528	RdrCEF.exe	94
PID 528 wrote to memory of 5024	528	RdrCEF.exe	94
PID 528 wrote to memory of 5024	528	RdrCEF.exe	94
PID 528 wrote to memory of 5024	528	RdrCEF.exe	94
PID 528 wrote to memory of 5024	528	RdrCEF.exe	94
PID 528 wrote to memory of 5024	528	RdrCEF.exe	94
PID 528 wrote to memory of 5024	528	RdrCEF.exe	94
PID 528 wrote to memory of 5024	528	RdrCEF.exe	94
PID 528 wrote to memory of 5024	528	RdrCEF.exe	94
PID 528 wrote to memory of 5024	528	RdrCEF.exe	94
PID 528 wrote to memory of 5024	528	RdrCEF.exe	94
PID 528 wrote to memory of 5024	528	RdrCEF.exe	94
PID 528 wrote to memory of 5024	528	RdrCEF.exe	94
PID 528 wrote to memory of 5024	528	RdrCEF.exe	94
PID 528 wrote to memory of 5024	528	RdrCEF.exe	94
PID 528 wrote to memory of 5024	528	RdrCEF.exe	94
PID 528 wrote to memory of 5024	528	RdrCEF.exe	94
PID 528 wrote to memory of 5024	528	RdrCEF.exe	94
PID 528 wrote to memory of 5024	528	RdrCEF.exe	94
PID 528 wrote to memory of 5024	528	RdrCEF.exe	94
PID 528 wrote to memory of 5024	528	RdrCEF.exe	94
PID 528 wrote to memory of 4604	528	RdrCEF.exe	95
PID 528 wrote to memory of 4604	528	RdrCEF.exe	95
PID 528 wrote to memory of 4604	528	RdrCEF.exe	95
PID 528 wrote to memory of 4604	528	RdrCEF.exe	95
PID 528 wrote to memory of 4604	528	RdrCEF.exe	95
PID 528 wrote to memory of 4604	528	RdrCEF.exe	95
PID 528 wrote to memory of 4604	528	RdrCEF.exe	95
PID 528 wrote to memory of 4604	528	RdrCEF.exe	95
PID 528 wrote to memory of 4604	528	RdrCEF.exe	95
PID 528 wrote to memory of 4604	528	RdrCEF.exe	95
PID 528 wrote to memory of 4604	528	RdrCEF.exe	95
PID 528 wrote to memory of 4604	528	RdrCEF.exe	95
PID 528 wrote to memory of 4604	528	RdrCEF.exe	95
PID 528 wrote to memory of 4604	528	RdrCEF.exe	95
PID 528 wrote to memory of 4604	528	RdrCEF.exe	95
PID 528 wrote to memory of 4604	528	RdrCEF.exe	95
PID 528 wrote to memory of 4604	528	RdrCEF.exe	95
PID 528 wrote to memory of 4604	528	RdrCEF.exe	95
PID 528 wrote to memory of 4604	528	RdrCEF.exe	95
PID 528 wrote to memory of 4604	528	RdrCEF.exe	95

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\732d563f94ab87e08f793ce53efab33b.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:4896
- 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:528
- - 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=45DC338DEC6E7B14093A6C370E4C4D26 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5024
- - 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=CCD65399ADCFD52A01166711D5C8360C --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=CCD65399ADCFD52A01166711D5C8360C --renderer-client-id=2 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4604
- - 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=05BF6BD60840C50DBBFF2B30DAFFA9B3 --mojo-platform-channel-handle=2288 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2344
- - 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=95C5DF4A55C7C06D2A79F38E70CC4856 --mojo-platform-channel-handle=2408 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1680
- - 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=A45E18A33049D4ADB8DFEFCA13466AF0 --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=A45E18A33049D4ADB8DFEFCA13466AF0 --renderer-client-id=6 --mojo-platform-channel-handle=2384 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1492
- - 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=13F004688C3A9206B1DB55A1B878CD8C --mojo-platform-channel-handle=2684 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2480

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2604

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

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Downloads

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

Filesize
64KB

MD5
8a7c331aafa2b9c36822961f5a005464

SHA1
04782d5be602c02b287c98e7474f598280133b23

SHA256
d33b0035e791cd4a097d1c0a67f418afd926548e2d387ae5968327b79e0cf6c0

SHA512
ec9027e64a9003ffbe2b8f0abb5eec8f7fe203da3019e2ef105ddb6ccb112101c327440436522bea187f9b40dc47e09fd97296566a3db2d09956f124134cbdc9

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/4896-26-0x0000000009A30000-0x0000000009A80000-memory.dmp

Filesize
320KB

Download