b56e2fc3c6b7bd914f5dac458a1dd6c638f8cb623e42a1318853c0d0b1815423

Analysis

max time kernel
147s
max time network
159s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
26/03/2024, 22:01

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

e03220e58da7d664f1a6f887bb9a2f40.pdf
Size

78KB
MD5

e03220e58da7d664f1a6f887bb9a2f40
SHA1

e2327ccd14a4c1b3536d3a891dbfeb6f49c7a810
SHA256

b56e2fc3c6b7bd914f5dac458a1dd6c638f8cb623e42a1318853c0d0b1815423
SHA512

ab216157256163cfd0db84b2334e90798a2a0b6cfe7de72010fbfbbb43a23defb938bdd277bd3556ab0743ea8c18e809709395854194eb706bdbd56c04a809a4
SSDEEP

1536:94iY68nC6xqOkxOx1bSd2Su6V9m6FWmixlMVBZ9tPpoWOpOwrKWx7yijbzumXh:eMbJBOx1bSg6V9JFWhUVB1plwrv7A4

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-1-5-21-513485977-2495024337-1260977654-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
944	AcroRd32.exe
944	AcroRd32.exe
944	AcroRd32.exe
944	AcroRd32.exe
944	AcroRd32.exe
944	AcroRd32.exe
944	AcroRd32.exe
944	AcroRd32.exe
944	AcroRd32.exe
944	AcroRd32.exe
944	AcroRd32.exe
944	AcroRd32.exe
944	AcroRd32.exe
944	AcroRd32.exe
944	AcroRd32.exe
944	AcroRd32.exe
944	AcroRd32.exe
944	AcroRd32.exe
944	AcroRd32.exe
944	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
944	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
944	AcroRd32.exe
944	AcroRd32.exe
944	AcroRd32.exe
944	AcroRd32.exe
944	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 944 wrote to memory of 3492	944	AcroRd32.exe	92
PID 944 wrote to memory of 3492	944	AcroRd32.exe	92
PID 944 wrote to memory of 3492	944	AcroRd32.exe	92
PID 3492 wrote to memory of 2276	3492	RdrCEF.exe	95
PID 3492 wrote to memory of 2276	3492	RdrCEF.exe	95
PID 3492 wrote to memory of 2276	3492	RdrCEF.exe	95
PID 3492 wrote to memory of 2276	3492	RdrCEF.exe	95
PID 3492 wrote to memory of 2276	3492	RdrCEF.exe	95
PID 3492 wrote to memory of 2276	3492	RdrCEF.exe	95
PID 3492 wrote to memory of 2276	3492	RdrCEF.exe	95
PID 3492 wrote to memory of 2276	3492	RdrCEF.exe	95
PID 3492 wrote to memory of 2276	3492	RdrCEF.exe	95
PID 3492 wrote to memory of 2276	3492	RdrCEF.exe	95
PID 3492 wrote to memory of 2276	3492	RdrCEF.exe	95
PID 3492 wrote to memory of 2276	3492	RdrCEF.exe	95
PID 3492 wrote to memory of 2276	3492	RdrCEF.exe	95
PID 3492 wrote to memory of 2276	3492	RdrCEF.exe	95
PID 3492 wrote to memory of 2276	3492	RdrCEF.exe	95
PID 3492 wrote to memory of 2276	3492	RdrCEF.exe	95
PID 3492 wrote to memory of 2276	3492	RdrCEF.exe	95
PID 3492 wrote to memory of 2276	3492	RdrCEF.exe	95
PID 3492 wrote to memory of 2276	3492	RdrCEF.exe	95
PID 3492 wrote to memory of 2276	3492	RdrCEF.exe	95
PID 3492 wrote to memory of 2276	3492	RdrCEF.exe	95
PID 3492 wrote to memory of 2276	3492	RdrCEF.exe	95
PID 3492 wrote to memory of 2276	3492	RdrCEF.exe	95
PID 3492 wrote to memory of 2276	3492	RdrCEF.exe	95
PID 3492 wrote to memory of 2276	3492	RdrCEF.exe	95
PID 3492 wrote to memory of 2276	3492	RdrCEF.exe	95
PID 3492 wrote to memory of 2276	3492	RdrCEF.exe	95
PID 3492 wrote to memory of 2276	3492	RdrCEF.exe	95
PID 3492 wrote to memory of 2276	3492	RdrCEF.exe	95
PID 3492 wrote to memory of 2276	3492	RdrCEF.exe	95
PID 3492 wrote to memory of 2276	3492	RdrCEF.exe	95
PID 3492 wrote to memory of 2276	3492	RdrCEF.exe	95
PID 3492 wrote to memory of 2276	3492	RdrCEF.exe	95
PID 3492 wrote to memory of 2276	3492	RdrCEF.exe	95
PID 3492 wrote to memory of 2276	3492	RdrCEF.exe	95
PID 3492 wrote to memory of 2276	3492	RdrCEF.exe	95
PID 3492 wrote to memory of 2276	3492	RdrCEF.exe	95
PID 3492 wrote to memory of 2276	3492	RdrCEF.exe	95
PID 3492 wrote to memory of 2276	3492	RdrCEF.exe	95
PID 3492 wrote to memory of 2276	3492	RdrCEF.exe	95
PID 3492 wrote to memory of 2276	3492	RdrCEF.exe	95
PID 3492 wrote to memory of 4832	3492	RdrCEF.exe	96
PID 3492 wrote to memory of 4832	3492	RdrCEF.exe	96
PID 3492 wrote to memory of 4832	3492	RdrCEF.exe	96
PID 3492 wrote to memory of 4832	3492	RdrCEF.exe	96
PID 3492 wrote to memory of 4832	3492	RdrCEF.exe	96
PID 3492 wrote to memory of 4832	3492	RdrCEF.exe	96
PID 3492 wrote to memory of 4832	3492	RdrCEF.exe	96
PID 3492 wrote to memory of 4832	3492	RdrCEF.exe	96
PID 3492 wrote to memory of 4832	3492	RdrCEF.exe	96
PID 3492 wrote to memory of 4832	3492	RdrCEF.exe	96
PID 3492 wrote to memory of 4832	3492	RdrCEF.exe	96
PID 3492 wrote to memory of 4832	3492	RdrCEF.exe	96
PID 3492 wrote to memory of 4832	3492	RdrCEF.exe	96
PID 3492 wrote to memory of 4832	3492	RdrCEF.exe	96
PID 3492 wrote to memory of 4832	3492	RdrCEF.exe	96
PID 3492 wrote to memory of 4832	3492	RdrCEF.exe	96
PID 3492 wrote to memory of 4832	3492	RdrCEF.exe	96
PID 3492 wrote to memory of 4832	3492	RdrCEF.exe	96
PID 3492 wrote to memory of 4832	3492	RdrCEF.exe	96
PID 3492 wrote to memory of 4832	3492	RdrCEF.exe	96

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\e03220e58da7d664f1a6f887bb9a2f40.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:944
- 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:3492
- - 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=C9DEFC7013FE9E6F1CC7A51B3CA3B0E0 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2276
- - 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=C1751914049001CD7A2730960C93C1C8 --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=C1751914049001CD7A2730960C93C1C8 --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4832
- - 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=D5442895DA2404F01EE9D15C2620C455 --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=D5442895DA2404F01EE9D15C2620C455 --renderer-client-id=4 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3192
- - 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=6F6581A9AA41D435EE81BCCBCAADD848 --mojo-platform-channel-handle=2424 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3732
- - 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=45189F6AB503B5E6947039FD380FC401 --mojo-platform-channel-handle=2656 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4724
- - 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=B4C48DF454A14D18BFB3D4975FBC932F --mojo-platform-channel-handle=1940 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1828

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
cf79d7ceb1ec5831cc7de7671ddf8587

SHA1
44ff04b5555da1d08dd7771e341f3781ba580f3f

SHA256
242a819181d3b0f8342d60a4b30b14ba2ae02c90fb27791dbbe86f3cfcc57c06

SHA512
dcf33e705f59cd09a161e609e7a4b2596d084a0a0b60505db12d258e899d75ed0037e52749db42d25ac05e6fac690a09e2700563c982ea071b1fc034cd44adf0

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