60d804092937dec2926fcbf4ad2795ce9e48a5d665c56ed396f9489f004bca5a

Analysis

max time kernel
4s
max time network
132s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
28/12/2023, 22:55

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General

Target

fe378366d26a5e41006dbce70acfe8e8.pdf
Size

85KB
MD5

fe378366d26a5e41006dbce70acfe8e8
SHA1

995379d25d16d3d6489039418417d9ad68d58e57
SHA256

60d804092937dec2926fcbf4ad2795ce9e48a5d665c56ed396f9489f004bca5a
SHA512

f017c4a36aa3881c662ac4062b298886793f9a88f4cf7221936efad88cad957a08f17c8c00101db7b81ded584c69ca686902af3035486bd4075561afdc4dc5dd
SSDEEP

1536:/5uwTO6waGiwngV42pgvk1sGeNfP7nolcm4rtjFWHpOvro6WM9zuQROhdWiIU:9TO6w7iwgV481sBilcr5vro84sk

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 use of FindShellTrayWindow 1 IoCs

pid	Process
4912	AcroRd32.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
4912	AcroRd32.exe
4912	AcroRd32.exe
4912	AcroRd32.exe
4912	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4912 wrote to memory of 2900	4912	AcroRd32.exe	94
PID 4912 wrote to memory of 2900	4912	AcroRd32.exe	94
PID 4912 wrote to memory of 2900	4912	AcroRd32.exe	94
PID 2900 wrote to memory of 3312	2900	RdrCEF.exe	96
PID 2900 wrote to memory of 3312	2900	RdrCEF.exe	96
PID 2900 wrote to memory of 3312	2900	RdrCEF.exe	96
PID 2900 wrote to memory of 3312	2900	RdrCEF.exe	96
PID 2900 wrote to memory of 3312	2900	RdrCEF.exe	96
PID 2900 wrote to memory of 3312	2900	RdrCEF.exe	96
PID 2900 wrote to memory of 3312	2900	RdrCEF.exe	96
PID 2900 wrote to memory of 3312	2900	RdrCEF.exe	96
PID 2900 wrote to memory of 3312	2900	RdrCEF.exe	96
PID 2900 wrote to memory of 3312	2900	RdrCEF.exe	96
PID 2900 wrote to memory of 3312	2900	RdrCEF.exe	96
PID 2900 wrote to memory of 3312	2900	RdrCEF.exe	96
PID 2900 wrote to memory of 3312	2900	RdrCEF.exe	96
PID 2900 wrote to memory of 3312	2900	RdrCEF.exe	96
PID 2900 wrote to memory of 3312	2900	RdrCEF.exe	96
PID 2900 wrote to memory of 3312	2900	RdrCEF.exe	96
PID 2900 wrote to memory of 3312	2900	RdrCEF.exe	96
PID 2900 wrote to memory of 3312	2900	RdrCEF.exe	96
PID 2900 wrote to memory of 3312	2900	RdrCEF.exe	96
PID 2900 wrote to memory of 3312	2900	RdrCEF.exe	96
PID 2900 wrote to memory of 3312	2900	RdrCEF.exe	96
PID 2900 wrote to memory of 3312	2900	RdrCEF.exe	96
PID 2900 wrote to memory of 3312	2900	RdrCEF.exe	96
PID 2900 wrote to memory of 3312	2900	RdrCEF.exe	96
PID 2900 wrote to memory of 3312	2900	RdrCEF.exe	96
PID 2900 wrote to memory of 3312	2900	RdrCEF.exe	96
PID 2900 wrote to memory of 3312	2900	RdrCEF.exe	96
PID 2900 wrote to memory of 3312	2900	RdrCEF.exe	96
PID 2900 wrote to memory of 3312	2900	RdrCEF.exe	96
PID 2900 wrote to memory of 3312	2900	RdrCEF.exe	96
PID 2900 wrote to memory of 3312	2900	RdrCEF.exe	96
PID 2900 wrote to memory of 3312	2900	RdrCEF.exe	96
PID 2900 wrote to memory of 3312	2900	RdrCEF.exe	96
PID 2900 wrote to memory of 3312	2900	RdrCEF.exe	96
PID 2900 wrote to memory of 3312	2900	RdrCEF.exe	96
PID 2900 wrote to memory of 3312	2900	RdrCEF.exe	96
PID 2900 wrote to memory of 3312	2900	RdrCEF.exe	96
PID 2900 wrote to memory of 3312	2900	RdrCEF.exe	96
PID 2900 wrote to memory of 3312	2900	RdrCEF.exe	96
PID 2900 wrote to memory of 3312	2900	RdrCEF.exe	96
PID 2900 wrote to memory of 3312	2900	RdrCEF.exe	96
PID 2900 wrote to memory of 4144	2900	RdrCEF.exe	95
PID 2900 wrote to memory of 4144	2900	RdrCEF.exe	95
PID 2900 wrote to memory of 4144	2900	RdrCEF.exe	95
PID 2900 wrote to memory of 4144	2900	RdrCEF.exe	95
PID 2900 wrote to memory of 4144	2900	RdrCEF.exe	95
PID 2900 wrote to memory of 4144	2900	RdrCEF.exe	95
PID 2900 wrote to memory of 4144	2900	RdrCEF.exe	95
PID 2900 wrote to memory of 4144	2900	RdrCEF.exe	95
PID 2900 wrote to memory of 4144	2900	RdrCEF.exe	95
PID 2900 wrote to memory of 4144	2900	RdrCEF.exe	95
PID 2900 wrote to memory of 4144	2900	RdrCEF.exe	95
PID 2900 wrote to memory of 4144	2900	RdrCEF.exe	95
PID 2900 wrote to memory of 4144	2900	RdrCEF.exe	95
PID 2900 wrote to memory of 4144	2900	RdrCEF.exe	95
PID 2900 wrote to memory of 4144	2900	RdrCEF.exe	95
PID 2900 wrote to memory of 4144	2900	RdrCEF.exe	95
PID 2900 wrote to memory of 4144	2900	RdrCEF.exe	95
PID 2900 wrote to memory of 4144	2900	RdrCEF.exe	95
PID 2900 wrote to memory of 4144	2900	RdrCEF.exe	95
PID 2900 wrote to memory of 4144	2900	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\fe378366d26a5e41006dbce70acfe8e8.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4912
- 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:2900
- - 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=BE3776375FC04EDA5E663968D30FEA69 --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=BE3776375FC04EDA5E663968D30FEA69 --renderer-client-id=2 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4144
- - 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=490083292B4437F5F493E2936E5995D8 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3312
- - 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=FE403B04EC62FF431143A903455011BE --mojo-platform-channel-handle=2304 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4436
- - 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=A504D222718280FFE5E8C2C4AFDC2FF8 --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=A504D222718280FFE5E8C2C4AFDC2FF8 --renderer-client-id=5 --mojo-platform-channel-handle=1812 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4596
- - 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=ED535720B29757601D81A4951C46666C --mojo-platform-channel-handle=2560 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:548
- - 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=54740C5678B1E22D4D973334C769CAF2 --mojo-platform-channel-handle=2328 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3948

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3436

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
db88b55bf300fa7a667c957a005b0bcd

SHA1
8078f42255656ab8106c01c20c9d3874ddb1e55e

SHA256
57b40fb64400beca0105a7052d3049d1093fe0a7d3d821befefabfd8541c1841

SHA512
882535ec36f44c0d75fb8e5b475d5f2d5f2f4283bb83d21ae393bf8273b5d0f1fd5ead8e27887e05de52b3cc465b1e85056ce340cae242461d39fa96f4c3d272

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

Filesize
56KB

MD5
c26ed30e7d5ab440480838636efc41db

SHA1
c66e0d00b56abebfb60d2fcc5cf85ad31a0d6591

SHA256
6a3c5c4a8e57f77ecc22078fbf603ecc31fb82d429bd87b7b4b9261447092aef

SHA512
96cdb78bca3e01d4513c31661987e5646e6a8ff24708918aa0d66dfa3ca5d98af4862c9f38c4f41f933c345d2d3adfb1d34d1430b33f45f916f41a9872a030df

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

Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

Download Submit
memory/4912-26-0x000000000B900000-0x000000000B950000-memory.dmp

Filesize
320KB

Download