2bccfc55c849d64d8107e5fec8d9c3272ad4db0cecac3fc0fabdd98655a0aa8e

Analysis

max time kernel
94s
max time network
124s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
12/07/2024, 01:22

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General

Target

2bccfc55c849d64d8107e5fec8d9c3272ad4db0cecac3fc0fabdd98655a0aa8e.pdf
Size

4KB
MD5

eca90b0d0c7e2779f9e7e11339a04eb1
SHA1

48c0fd25ec54aa88bd61bd0e7df234a5a869d9e7
SHA256

2bccfc55c849d64d8107e5fec8d9c3272ad4db0cecac3fc0fabdd98655a0aa8e
SHA512

53b8a6c56589a5997bded6c0443a0a935c1c6ed7cdb8e9c00b7407a99639d25e11ac83dd77d0e0d87b46cd02d2b1c83a79bcc40186a2a26c5c61a4d64d017cbe
SSDEEP

96:ZDnkVXISuTQpQOE6FO57XD/dUK68FVyVzW2EyYBsh5:ZDngXkoBFO57D/dUK68/yVzXEyYB4

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-1-5-21-1705699165-553239100-4129523827-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3656	AcroRd32.exe
3656	AcroRd32.exe
3656	AcroRd32.exe
3656	AcroRd32.exe
3656	AcroRd32.exe
3656	AcroRd32.exe
3656	AcroRd32.exe
3656	AcroRd32.exe
3656	AcroRd32.exe
3656	AcroRd32.exe
3656	AcroRd32.exe
3656	AcroRd32.exe
3656	AcroRd32.exe
3656	AcroRd32.exe
3656	AcroRd32.exe
3656	AcroRd32.exe
3656	AcroRd32.exe
3656	AcroRd32.exe
3656	AcroRd32.exe
3656	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3656	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3656	AcroRd32.exe
3656	AcroRd32.exe
3656	AcroRd32.exe
3656	AcroRd32.exe
3656	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3656 wrote to memory of 2124	3656	AcroRd32.exe	86
PID 3656 wrote to memory of 2124	3656	AcroRd32.exe	86
PID 3656 wrote to memory of 2124	3656	AcroRd32.exe	86
PID 2124 wrote to memory of 3272	2124	RdrCEF.exe	87
PID 2124 wrote to memory of 3272	2124	RdrCEF.exe	87
PID 2124 wrote to memory of 3272	2124	RdrCEF.exe	87
PID 2124 wrote to memory of 3272	2124	RdrCEF.exe	87
PID 2124 wrote to memory of 3272	2124	RdrCEF.exe	87
PID 2124 wrote to memory of 3272	2124	RdrCEF.exe	87
PID 2124 wrote to memory of 3272	2124	RdrCEF.exe	87
PID 2124 wrote to memory of 3272	2124	RdrCEF.exe	87
PID 2124 wrote to memory of 3272	2124	RdrCEF.exe	87
PID 2124 wrote to memory of 3272	2124	RdrCEF.exe	87
PID 2124 wrote to memory of 3272	2124	RdrCEF.exe	87
PID 2124 wrote to memory of 3272	2124	RdrCEF.exe	87
PID 2124 wrote to memory of 3272	2124	RdrCEF.exe	87
PID 2124 wrote to memory of 3272	2124	RdrCEF.exe	87
PID 2124 wrote to memory of 3272	2124	RdrCEF.exe	87
PID 2124 wrote to memory of 3272	2124	RdrCEF.exe	87
PID 2124 wrote to memory of 3272	2124	RdrCEF.exe	87
PID 2124 wrote to memory of 3272	2124	RdrCEF.exe	87
PID 2124 wrote to memory of 3272	2124	RdrCEF.exe	87
PID 2124 wrote to memory of 3272	2124	RdrCEF.exe	87
PID 2124 wrote to memory of 3272	2124	RdrCEF.exe	87
PID 2124 wrote to memory of 3272	2124	RdrCEF.exe	87
PID 2124 wrote to memory of 3272	2124	RdrCEF.exe	87
PID 2124 wrote to memory of 3272	2124	RdrCEF.exe	87
PID 2124 wrote to memory of 3272	2124	RdrCEF.exe	87
PID 2124 wrote to memory of 3272	2124	RdrCEF.exe	87
PID 2124 wrote to memory of 3272	2124	RdrCEF.exe	87
PID 2124 wrote to memory of 3272	2124	RdrCEF.exe	87
PID 2124 wrote to memory of 3272	2124	RdrCEF.exe	87
PID 2124 wrote to memory of 3272	2124	RdrCEF.exe	87
PID 2124 wrote to memory of 3272	2124	RdrCEF.exe	87
PID 2124 wrote to memory of 3272	2124	RdrCEF.exe	87
PID 2124 wrote to memory of 3272	2124	RdrCEF.exe	87
PID 2124 wrote to memory of 3272	2124	RdrCEF.exe	87
PID 2124 wrote to memory of 3272	2124	RdrCEF.exe	87
PID 2124 wrote to memory of 3272	2124	RdrCEF.exe	87
PID 2124 wrote to memory of 3272	2124	RdrCEF.exe	87
PID 2124 wrote to memory of 3272	2124	RdrCEF.exe	87
PID 2124 wrote to memory of 3272	2124	RdrCEF.exe	87
PID 2124 wrote to memory of 3272	2124	RdrCEF.exe	87
PID 2124 wrote to memory of 3272	2124	RdrCEF.exe	87
PID 2124 wrote to memory of 4756	2124	RdrCEF.exe	88
PID 2124 wrote to memory of 4756	2124	RdrCEF.exe	88
PID 2124 wrote to memory of 4756	2124	RdrCEF.exe	88
PID 2124 wrote to memory of 4756	2124	RdrCEF.exe	88
PID 2124 wrote to memory of 4756	2124	RdrCEF.exe	88
PID 2124 wrote to memory of 4756	2124	RdrCEF.exe	88
PID 2124 wrote to memory of 4756	2124	RdrCEF.exe	88
PID 2124 wrote to memory of 4756	2124	RdrCEF.exe	88
PID 2124 wrote to memory of 4756	2124	RdrCEF.exe	88
PID 2124 wrote to memory of 4756	2124	RdrCEF.exe	88
PID 2124 wrote to memory of 4756	2124	RdrCEF.exe	88
PID 2124 wrote to memory of 4756	2124	RdrCEF.exe	88
PID 2124 wrote to memory of 4756	2124	RdrCEF.exe	88
PID 2124 wrote to memory of 4756	2124	RdrCEF.exe	88
PID 2124 wrote to memory of 4756	2124	RdrCEF.exe	88
PID 2124 wrote to memory of 4756	2124	RdrCEF.exe	88
PID 2124 wrote to memory of 4756	2124	RdrCEF.exe	88
PID 2124 wrote to memory of 4756	2124	RdrCEF.exe	88
PID 2124 wrote to memory of 4756	2124	RdrCEF.exe	88
PID 2124 wrote to memory of 4756	2124	RdrCEF.exe	88

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\2bccfc55c849d64d8107e5fec8d9c3272ad4db0cecac3fc0fabdd98655a0aa8e.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:3656
- 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:2124
- - 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=34C6D09197D323BE908D808A244795F5 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3272
- - 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=9EFD4029A86DEE19975CCD025FCCCEA1 --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=9EFD4029A86DEE19975CCD025FCCCEA1 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4756
- - 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=2B5B6DAAD7033F85D46CA9B9135D58BC --mojo-platform-channel-handle=2300 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2772
- - 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=15F5582B1A9F7447D8C6641F7970CF09 --mojo-platform-channel-handle=1960 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4984
- - 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=AB84ED4D308040D6CC40AD891C75B885 --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=AB84ED4D308040D6CC40AD891C75B885 --renderer-client-id=6 --mojo-platform-channel-handle=2304 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2280
- - 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=D7C42CD6BE1BFA9320F452F42569A009 --mojo-platform-channel-handle=2444 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3832

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3428

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
6ae3f004655bc59419c45e3ce9c4c540

SHA1
f3ab66ca3fcfa81c5bbb25e3d9d2102cc6885b18

SHA256
92ff04e8b95a4e4893d921a02fddbc83c5d09b098ab7f5c26be2ad850acbed6b

SHA512
b15b82897d9c7fa5856116e74275631d06c23a6ce0a0f7acd7b375d3f0230069085f94c0d089e5d5070858d054e340fb8152bb45f0349b85c8badac4b4163123

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