b6025f16a61dd3dc1cc178549490e3df8dd7a1e9809495433ef501c44e9a7090

Analysis

max time kernel
157s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
15-03-2024 08:10

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

cae849fa193369ac0afb61c4aeb387be.pdf
Size

86KB
MD5

cae849fa193369ac0afb61c4aeb387be
SHA1

ed082e0ed779f9d1d3d61cfe55b98729aa0fc36f
SHA256

b6025f16a61dd3dc1cc178549490e3df8dd7a1e9809495433ef501c44e9a7090
SHA512

3e2054df81cc4a6ad347732792c856aa813fff891cb3d4a188e348dd724e3fe1c67f42a12283632370140996d943c268461f7935b783ad97499c1f8d7753e5ab
SSDEEP

1536:eHRHnYlVZ7QsPv+bYDr4RSqdA0Y7TP3QHgbWkNpOPaW+Bt6LLhmc8TKcPE:cR6VZ7pX+kDr4Q8A02TvsPgBt6LLQc80

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-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2736	AcroRd32.exe
2736	AcroRd32.exe
2736	AcroRd32.exe
2736	AcroRd32.exe
2736	AcroRd32.exe
2736	AcroRd32.exe
2736	AcroRd32.exe
2736	AcroRd32.exe
2736	AcroRd32.exe
2736	AcroRd32.exe
2736	AcroRd32.exe
2736	AcroRd32.exe
2736	AcroRd32.exe
2736	AcroRd32.exe
2736	AcroRd32.exe
2736	AcroRd32.exe
2736	AcroRd32.exe
2736	AcroRd32.exe
2736	AcroRd32.exe
2736	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2736	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2736	AcroRd32.exe
2736	AcroRd32.exe
2736	AcroRd32.exe
2736	AcroRd32.exe
2736	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2736 wrote to memory of 4444	2736	AcroRd32.exe	104
PID 2736 wrote to memory of 4444	2736	AcroRd32.exe	104
PID 2736 wrote to memory of 4444	2736	AcroRd32.exe	104
PID 2736 wrote to memory of 368	2736	AcroRd32.exe	106
PID 2736 wrote to memory of 368	2736	AcroRd32.exe	106
PID 2736 wrote to memory of 368	2736	AcroRd32.exe	106
PID 4444 wrote to memory of 3328	4444	RdrCEF.exe	107
PID 4444 wrote to memory of 3328	4444	RdrCEF.exe	107
PID 4444 wrote to memory of 3328	4444	RdrCEF.exe	107
PID 4444 wrote to memory of 3328	4444	RdrCEF.exe	107
PID 4444 wrote to memory of 3328	4444	RdrCEF.exe	107
PID 4444 wrote to memory of 3328	4444	RdrCEF.exe	107
PID 4444 wrote to memory of 3328	4444	RdrCEF.exe	107
PID 4444 wrote to memory of 3328	4444	RdrCEF.exe	107
PID 4444 wrote to memory of 3328	4444	RdrCEF.exe	107
PID 4444 wrote to memory of 3328	4444	RdrCEF.exe	107
PID 4444 wrote to memory of 3328	4444	RdrCEF.exe	107
PID 4444 wrote to memory of 3328	4444	RdrCEF.exe	107
PID 4444 wrote to memory of 3328	4444	RdrCEF.exe	107
PID 4444 wrote to memory of 3328	4444	RdrCEF.exe	107
PID 4444 wrote to memory of 3328	4444	RdrCEF.exe	107
PID 4444 wrote to memory of 3328	4444	RdrCEF.exe	107
PID 4444 wrote to memory of 3328	4444	RdrCEF.exe	107
PID 4444 wrote to memory of 3328	4444	RdrCEF.exe	107
PID 4444 wrote to memory of 3328	4444	RdrCEF.exe	107
PID 4444 wrote to memory of 3328	4444	RdrCEF.exe	107
PID 4444 wrote to memory of 3328	4444	RdrCEF.exe	107
PID 4444 wrote to memory of 3328	4444	RdrCEF.exe	107
PID 4444 wrote to memory of 3328	4444	RdrCEF.exe	107
PID 4444 wrote to memory of 3328	4444	RdrCEF.exe	107
PID 4444 wrote to memory of 3328	4444	RdrCEF.exe	107
PID 4444 wrote to memory of 3328	4444	RdrCEF.exe	107
PID 4444 wrote to memory of 3328	4444	RdrCEF.exe	107
PID 4444 wrote to memory of 3328	4444	RdrCEF.exe	107
PID 4444 wrote to memory of 3328	4444	RdrCEF.exe	107
PID 4444 wrote to memory of 3328	4444	RdrCEF.exe	107
PID 4444 wrote to memory of 3328	4444	RdrCEF.exe	107
PID 4444 wrote to memory of 3328	4444	RdrCEF.exe	107
PID 4444 wrote to memory of 3328	4444	RdrCEF.exe	107
PID 4444 wrote to memory of 3328	4444	RdrCEF.exe	107
PID 4444 wrote to memory of 3328	4444	RdrCEF.exe	107
PID 4444 wrote to memory of 3328	4444	RdrCEF.exe	107
PID 4444 wrote to memory of 3328	4444	RdrCEF.exe	107
PID 4444 wrote to memory of 3328	4444	RdrCEF.exe	107
PID 4444 wrote to memory of 3328	4444	RdrCEF.exe	107
PID 4444 wrote to memory of 3328	4444	RdrCEF.exe	107
PID 4444 wrote to memory of 3328	4444	RdrCEF.exe	107
PID 4444 wrote to memory of 3328	4444	RdrCEF.exe	107
PID 4444 wrote to memory of 3328	4444	RdrCEF.exe	107
PID 4444 wrote to memory of 4276	4444	RdrCEF.exe	108
PID 4444 wrote to memory of 4276	4444	RdrCEF.exe	108
PID 4444 wrote to memory of 4276	4444	RdrCEF.exe	108
PID 4444 wrote to memory of 4276	4444	RdrCEF.exe	108
PID 4444 wrote to memory of 4276	4444	RdrCEF.exe	108
PID 4444 wrote to memory of 4276	4444	RdrCEF.exe	108
PID 4444 wrote to memory of 4276	4444	RdrCEF.exe	108
PID 4444 wrote to memory of 4276	4444	RdrCEF.exe	108
PID 4444 wrote to memory of 4276	4444	RdrCEF.exe	108
PID 4444 wrote to memory of 4276	4444	RdrCEF.exe	108
PID 4444 wrote to memory of 4276	4444	RdrCEF.exe	108
PID 4444 wrote to memory of 4276	4444	RdrCEF.exe	108
PID 4444 wrote to memory of 4276	4444	RdrCEF.exe	108
PID 4444 wrote to memory of 4276	4444	RdrCEF.exe	108
PID 4444 wrote to memory of 4276	4444	RdrCEF.exe	108

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\cae849fa193369ac0afb61c4aeb387be.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:2736
- 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:4444
- - 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=3915CE1567180F8706FAB6E1112C2CC3 --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=3915CE1567180F8706FAB6E1112C2CC3 --renderer-client-id=2 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3328
- - 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=6016149F05CB19AF007E4CEF676B806B --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4276
- - 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=31ACF20680AD8A3973FDD1E7C7C72023 --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=31ACF20680AD8A3973FDD1E7C7C72023 --renderer-client-id=4 --mojo-platform-channel-handle=2168 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4904
- - 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=BD1EF864E23D4DA6FC21F3B570548FD7 --mojo-platform-channel-handle=2576 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2248
- - 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=2D71F48A09BC55D6832ADE430D71E967 --mojo-platform-channel-handle=1980 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4276
- - 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=A87CA8F3BFB1A778803CCD9306E780CB --mojo-platform-channel-handle=2688 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5212
- 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⤵
  PID:368

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3768

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=1048 --field-trial-handle=2276,i,5697607538120380977,9987005253899555344,262144 --variations-seed-version /prefetch:8
1⤵
PID:6092

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
f982f2762076a6503574d0509f60a80f

SHA1
f3b5ae8f8cfb0beeecb8cc9e4253c0626a2673af

SHA256
a0eed9defb1c55d2bf47b0423bd1fd2c4e1c7e74406747c1fd65f252867ee9a2

SHA512
f8d5aeae154b93c850c137c6cf81d7f3a63f0d2405b65bd1ced3e549807c85de88657b87310717a2d6a6527335545e06455f973676495fa0b3c8f2f9eae29b5f

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