970825e1648e0cb8b9c6bc711c0af3bb78db04d67e76d01a44d539dd9d86b474

Analysis

max time kernel
143s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
31/12/2023, 02:42

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General

Target

24e270bee3e1d61773f8c2c83b00832b.pdf
Size

34KB
MD5

24e270bee3e1d61773f8c2c83b00832b
SHA1

114c9256f150b602739e3a0162aec3576595ffc4
SHA256

970825e1648e0cb8b9c6bc711c0af3bb78db04d67e76d01a44d539dd9d86b474
SHA512

1a064f4c08e4c40a20fdc36dc1e4b9fb9f1e47b9e0525f70b981d4875376b9654650c948215f56950c3f9a32f258bf7376457a450ef574fb5f1ac7e362baea0b
SSDEEP

384:+3tPwI+2u02eQ8ASflEwVcfYM2UFDI5jHlmagc+GJRii0adcqENCUSkRqInrsWbg:iPa2PASflEmPdlJgLixyq0xUgQHjXNL

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-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4612	AcroRd32.exe
4612	AcroRd32.exe
4612	AcroRd32.exe
4612	AcroRd32.exe
4612	AcroRd32.exe
4612	AcroRd32.exe
4612	AcroRd32.exe
4612	AcroRd32.exe
4612	AcroRd32.exe
4612	AcroRd32.exe
4612	AcroRd32.exe
4612	AcroRd32.exe
4612	AcroRd32.exe
4612	AcroRd32.exe
4612	AcroRd32.exe
4612	AcroRd32.exe
4612	AcroRd32.exe
4612	AcroRd32.exe
4612	AcroRd32.exe
4612	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4612	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4612	AcroRd32.exe
4612	AcroRd32.exe
4612	AcroRd32.exe
4612	AcroRd32.exe
4612	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4612 wrote to memory of 4740	4612	AcroRd32.exe	91
PID 4612 wrote to memory of 4740	4612	AcroRd32.exe	91
PID 4612 wrote to memory of 4740	4612	AcroRd32.exe	91
PID 4740 wrote to memory of 4628	4740	RdrCEF.exe	93
PID 4740 wrote to memory of 4628	4740	RdrCEF.exe	93
PID 4740 wrote to memory of 4628	4740	RdrCEF.exe	93
PID 4740 wrote to memory of 4628	4740	RdrCEF.exe	93
PID 4740 wrote to memory of 4628	4740	RdrCEF.exe	93
PID 4740 wrote to memory of 4628	4740	RdrCEF.exe	93
PID 4740 wrote to memory of 4628	4740	RdrCEF.exe	93
PID 4740 wrote to memory of 4628	4740	RdrCEF.exe	93
PID 4740 wrote to memory of 4628	4740	RdrCEF.exe	93
PID 4740 wrote to memory of 4628	4740	RdrCEF.exe	93
PID 4740 wrote to memory of 4628	4740	RdrCEF.exe	93
PID 4740 wrote to memory of 4628	4740	RdrCEF.exe	93
PID 4740 wrote to memory of 4628	4740	RdrCEF.exe	93
PID 4740 wrote to memory of 4628	4740	RdrCEF.exe	93
PID 4740 wrote to memory of 4628	4740	RdrCEF.exe	93
PID 4740 wrote to memory of 4628	4740	RdrCEF.exe	93
PID 4740 wrote to memory of 4628	4740	RdrCEF.exe	93
PID 4740 wrote to memory of 4628	4740	RdrCEF.exe	93
PID 4740 wrote to memory of 4628	4740	RdrCEF.exe	93
PID 4740 wrote to memory of 4628	4740	RdrCEF.exe	93
PID 4740 wrote to memory of 4628	4740	RdrCEF.exe	93
PID 4740 wrote to memory of 4628	4740	RdrCEF.exe	93
PID 4740 wrote to memory of 4628	4740	RdrCEF.exe	93
PID 4740 wrote to memory of 4628	4740	RdrCEF.exe	93
PID 4740 wrote to memory of 4628	4740	RdrCEF.exe	93
PID 4740 wrote to memory of 4628	4740	RdrCEF.exe	93
PID 4740 wrote to memory of 4628	4740	RdrCEF.exe	93
PID 4740 wrote to memory of 4628	4740	RdrCEF.exe	93
PID 4740 wrote to memory of 4628	4740	RdrCEF.exe	93
PID 4740 wrote to memory of 4628	4740	RdrCEF.exe	93
PID 4740 wrote to memory of 4628	4740	RdrCEF.exe	93
PID 4740 wrote to memory of 4628	4740	RdrCEF.exe	93
PID 4740 wrote to memory of 4628	4740	RdrCEF.exe	93
PID 4740 wrote to memory of 4628	4740	RdrCEF.exe	93
PID 4740 wrote to memory of 4628	4740	RdrCEF.exe	93
PID 4740 wrote to memory of 4628	4740	RdrCEF.exe	93
PID 4740 wrote to memory of 4628	4740	RdrCEF.exe	93
PID 4740 wrote to memory of 4628	4740	RdrCEF.exe	93
PID 4740 wrote to memory of 4628	4740	RdrCEF.exe	93
PID 4740 wrote to memory of 4628	4740	RdrCEF.exe	93
PID 4740 wrote to memory of 4628	4740	RdrCEF.exe	93
PID 4740 wrote to memory of 928	4740	RdrCEF.exe	92
PID 4740 wrote to memory of 928	4740	RdrCEF.exe	92
PID 4740 wrote to memory of 928	4740	RdrCEF.exe	92
PID 4740 wrote to memory of 928	4740	RdrCEF.exe	92
PID 4740 wrote to memory of 928	4740	RdrCEF.exe	92
PID 4740 wrote to memory of 928	4740	RdrCEF.exe	92
PID 4740 wrote to memory of 928	4740	RdrCEF.exe	92
PID 4740 wrote to memory of 928	4740	RdrCEF.exe	92
PID 4740 wrote to memory of 928	4740	RdrCEF.exe	92
PID 4740 wrote to memory of 928	4740	RdrCEF.exe	92
PID 4740 wrote to memory of 928	4740	RdrCEF.exe	92
PID 4740 wrote to memory of 928	4740	RdrCEF.exe	92
PID 4740 wrote to memory of 928	4740	RdrCEF.exe	92
PID 4740 wrote to memory of 928	4740	RdrCEF.exe	92
PID 4740 wrote to memory of 928	4740	RdrCEF.exe	92
PID 4740 wrote to memory of 928	4740	RdrCEF.exe	92
PID 4740 wrote to memory of 928	4740	RdrCEF.exe	92
PID 4740 wrote to memory of 928	4740	RdrCEF.exe	92
PID 4740 wrote to memory of 928	4740	RdrCEF.exe	92
PID 4740 wrote to memory of 928	4740	RdrCEF.exe	92

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\24e270bee3e1d61773f8c2c83b00832b.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:4612
- 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:4740
- - 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=23A98AB1F381C44F47688E27CB1F50DF --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=23A98AB1F381C44F47688E27CB1F50DF --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:928
- - 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=3D2496E2FB9A2A28C54466A2C87DBDEB --mojo-platform-channel-handle=1712 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4628
- - 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=5D3CE6899DB61DE2F5748B6D75B6A031 --mojo-platform-channel-handle=2284 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2300
- - 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=1F3ACFCE76E7AC4646A8562FE885A078 --mojo-platform-channel-handle=1916 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2056
- - 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=7D494D7AB5CBDE4624D0931C98CD5F1D --mojo-platform-channel-handle=2360 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2716
- - 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=7FD08545FAD2F93B15E8B4BC80E93EDC --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=7FD08545FAD2F93B15E8B4BC80E93EDC --renderer-client-id=7 --mojo-platform-channel-handle=2404 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3552

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3204

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
185997307fe83a38951d5caa866e3880

SHA1
ba9bb81cbf1c07c26eda00165f7b573fce2de6f4

SHA256
8360b6d166bfb42009f3b4b28345f203a238d7927784218cac316f1e56f51195

SHA512
1956e5c88f90362ec0cdc3b8683cc9440adb0987a28eb03aa26743e27b7c9ea30c7615ebe913032b683de8b6d7b0686173c81c2da4a1fe488ae9e68f58212d04

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/4612-26-0x0000000009C10000-0x0000000009C60000-memory.dmp

Filesize
320KB

Download