c45b2557f31b30987409bacd6b35b39de094cb6d653cb754ff7f857568dcac81

Analysis

max time kernel
142s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
19/12/2023, 10:51

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General

Target

0d4021f25be561c99f45561ff677be6f.pdf
Size

80KB
MD5

0d4021f25be561c99f45561ff677be6f
SHA1

d0342d522f8b0139671e08b851d88c6b63a2d1ea
SHA256

c45b2557f31b30987409bacd6b35b39de094cb6d653cb754ff7f857568dcac81
SHA512

b443da0b507870de685ba7f74499f522024af4945998d476a104441fa19cab9d34f2ae8080a55e51da139d08526f45980dcbe7c891055ff92f7e88044be02eb1
SSDEEP

1536:HvCmg24TVZQB2o73elg0cLYDclRKR+B0sNrQDWUpO7qWmmMP1KtUvBsHCVJOo:fC1WjLYDEKCdQ27Z61hB0q

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-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3320	AcroRd32.exe
3320	AcroRd32.exe
3320	AcroRd32.exe
3320	AcroRd32.exe
3320	AcroRd32.exe
3320	AcroRd32.exe
3320	AcroRd32.exe
3320	AcroRd32.exe
3320	AcroRd32.exe
3320	AcroRd32.exe
3320	AcroRd32.exe
3320	AcroRd32.exe
3320	AcroRd32.exe
3320	AcroRd32.exe
3320	AcroRd32.exe
3320	AcroRd32.exe
3320	AcroRd32.exe
3320	AcroRd32.exe
3320	AcroRd32.exe
3320	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3320	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3320	AcroRd32.exe
3320	AcroRd32.exe
3320	AcroRd32.exe
3320	AcroRd32.exe
3320	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3320 wrote to memory of 2292	3320	AcroRd32.exe	92
PID 3320 wrote to memory of 2292	3320	AcroRd32.exe	92
PID 3320 wrote to memory of 2292	3320	AcroRd32.exe	92
PID 2292 wrote to memory of 3964	2292	RdrCEF.exe	93
PID 2292 wrote to memory of 3964	2292	RdrCEF.exe	93
PID 2292 wrote to memory of 3964	2292	RdrCEF.exe	93
PID 2292 wrote to memory of 3964	2292	RdrCEF.exe	93
PID 2292 wrote to memory of 3964	2292	RdrCEF.exe	93
PID 2292 wrote to memory of 3964	2292	RdrCEF.exe	93
PID 2292 wrote to memory of 3964	2292	RdrCEF.exe	93
PID 2292 wrote to memory of 3964	2292	RdrCEF.exe	93
PID 2292 wrote to memory of 3964	2292	RdrCEF.exe	93
PID 2292 wrote to memory of 3964	2292	RdrCEF.exe	93
PID 2292 wrote to memory of 3964	2292	RdrCEF.exe	93
PID 2292 wrote to memory of 3964	2292	RdrCEF.exe	93
PID 2292 wrote to memory of 3964	2292	RdrCEF.exe	93
PID 2292 wrote to memory of 3964	2292	RdrCEF.exe	93
PID 2292 wrote to memory of 3964	2292	RdrCEF.exe	93
PID 2292 wrote to memory of 3964	2292	RdrCEF.exe	93
PID 2292 wrote to memory of 3964	2292	RdrCEF.exe	93
PID 2292 wrote to memory of 3964	2292	RdrCEF.exe	93
PID 2292 wrote to memory of 3964	2292	RdrCEF.exe	93
PID 2292 wrote to memory of 3964	2292	RdrCEF.exe	93
PID 2292 wrote to memory of 3964	2292	RdrCEF.exe	93
PID 2292 wrote to memory of 3964	2292	RdrCEF.exe	93
PID 2292 wrote to memory of 3964	2292	RdrCEF.exe	93
PID 2292 wrote to memory of 3964	2292	RdrCEF.exe	93
PID 2292 wrote to memory of 3964	2292	RdrCEF.exe	93
PID 2292 wrote to memory of 3964	2292	RdrCEF.exe	93
PID 2292 wrote to memory of 3964	2292	RdrCEF.exe	93
PID 2292 wrote to memory of 3964	2292	RdrCEF.exe	93
PID 2292 wrote to memory of 3964	2292	RdrCEF.exe	93
PID 2292 wrote to memory of 3964	2292	RdrCEF.exe	93
PID 2292 wrote to memory of 3964	2292	RdrCEF.exe	93
PID 2292 wrote to memory of 3964	2292	RdrCEF.exe	93
PID 2292 wrote to memory of 3964	2292	RdrCEF.exe	93
PID 2292 wrote to memory of 3964	2292	RdrCEF.exe	93
PID 2292 wrote to memory of 3964	2292	RdrCEF.exe	93
PID 2292 wrote to memory of 3964	2292	RdrCEF.exe	93
PID 2292 wrote to memory of 3964	2292	RdrCEF.exe	93
PID 2292 wrote to memory of 3964	2292	RdrCEF.exe	93
PID 2292 wrote to memory of 3964	2292	RdrCEF.exe	93
PID 2292 wrote to memory of 3964	2292	RdrCEF.exe	93
PID 2292 wrote to memory of 3964	2292	RdrCEF.exe	93
PID 2292 wrote to memory of 3976	2292	RdrCEF.exe	94
PID 2292 wrote to memory of 3976	2292	RdrCEF.exe	94
PID 2292 wrote to memory of 3976	2292	RdrCEF.exe	94
PID 2292 wrote to memory of 3976	2292	RdrCEF.exe	94
PID 2292 wrote to memory of 3976	2292	RdrCEF.exe	94
PID 2292 wrote to memory of 3976	2292	RdrCEF.exe	94
PID 2292 wrote to memory of 3976	2292	RdrCEF.exe	94
PID 2292 wrote to memory of 3976	2292	RdrCEF.exe	94
PID 2292 wrote to memory of 3976	2292	RdrCEF.exe	94
PID 2292 wrote to memory of 3976	2292	RdrCEF.exe	94
PID 2292 wrote to memory of 3976	2292	RdrCEF.exe	94
PID 2292 wrote to memory of 3976	2292	RdrCEF.exe	94
PID 2292 wrote to memory of 3976	2292	RdrCEF.exe	94
PID 2292 wrote to memory of 3976	2292	RdrCEF.exe	94
PID 2292 wrote to memory of 3976	2292	RdrCEF.exe	94
PID 2292 wrote to memory of 3976	2292	RdrCEF.exe	94
PID 2292 wrote to memory of 3976	2292	RdrCEF.exe	94
PID 2292 wrote to memory of 3976	2292	RdrCEF.exe	94
PID 2292 wrote to memory of 3976	2292	RdrCEF.exe	94
PID 2292 wrote to memory of 3976	2292	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\0d4021f25be561c99f45561ff677be6f.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:3320
- 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:2292
- - 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=5EA908174B39624F0CAD04D4A2DD33F8 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3964
- - 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=7DC20957FE623F56E044EC8B81084E0A --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=7DC20957FE623F56E044EC8B81084E0A --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3976
- - 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=CAEE8A2F58CB75705F320969A4504174 --mojo-platform-channel-handle=2180 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4484
- - 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=6AF414C15381E518FDCD52F3C225912D --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=6AF414C15381E518FDCD52F3C225912D --renderer-client-id=5 --mojo-platform-channel-handle=2308 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3008
- - 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=FD96F4C079E4055D30E96FB643FD6B3F --mojo-platform-channel-handle=2452 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4212
- - 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=A7F9AA830B3C4700A03F62B8E644114A --mojo-platform-channel-handle=2036 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2508

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
c3bd38a7ac318a88f6ae33aafa4684d3

SHA1
baf4c804411233b063f216f347aca1a5ba5bc4a2

SHA256
0c52a167051c44038a24021ba6929366f6898a0165e07680b372f0d5597eafe9

SHA512
ccf90cd7c46add1e374c67a8913864a42c3bd90bde55dae8963d5c9b60cad48acd1af7c656888671a37ccc9934f8a09bb690eb3976a637a549e4f18c0da93bc7

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/3320-28-0x00000000092E0000-0x0000000009301000-memory.dmp

Filesize
132KB

Download