a30d33b11c4da4027bd84a1614117954730fb27ea2cccc02f339c629290abd2a

Analysis

max time kernel
142s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
14-02-2024 10:00

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General

Target

9b60d2a006ac521d3b8dc85d309f97e5.pdf
Size

33KB
MD5

9b60d2a006ac521d3b8dc85d309f97e5
SHA1

aed564ddc13dbf3b4b6de6ce62c9e67aa991e92e
SHA256

a30d33b11c4da4027bd84a1614117954730fb27ea2cccc02f339c629290abd2a
SHA512

7b26cd73e631f8a24105773b5c0eccd0fbb2f71e64217463bc0458d34ffc41e12742947d67cb689a70145f8c3d06648209f853153a16ca9c11cccff8fef7275e
SSDEEP

768:mCylel6+P2THLaRL08eKoQvs/vCshIxV3XQ5h:m9lTrmL9KQ6CshIxVHQ5h

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-1-5-21-996941297-2279405024-2328152752-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3812	AcroRd32.exe
3812	AcroRd32.exe
3812	AcroRd32.exe
3812	AcroRd32.exe
3812	AcroRd32.exe
3812	AcroRd32.exe
3812	AcroRd32.exe
3812	AcroRd32.exe
3812	AcroRd32.exe
3812	AcroRd32.exe
3812	AcroRd32.exe
3812	AcroRd32.exe
3812	AcroRd32.exe
3812	AcroRd32.exe
3812	AcroRd32.exe
3812	AcroRd32.exe
3812	AcroRd32.exe
3812	AcroRd32.exe
3812	AcroRd32.exe
3812	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3812	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3812	AcroRd32.exe
3812	AcroRd32.exe
3812	AcroRd32.exe
3812	AcroRd32.exe
3812	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3812 wrote to memory of 2144	3812	AcroRd32.exe	84
PID 3812 wrote to memory of 2144	3812	AcroRd32.exe	84
PID 3812 wrote to memory of 2144	3812	AcroRd32.exe	84
PID 2144 wrote to memory of 4052	2144	RdrCEF.exe	85
PID 2144 wrote to memory of 4052	2144	RdrCEF.exe	85
PID 2144 wrote to memory of 4052	2144	RdrCEF.exe	85
PID 2144 wrote to memory of 4052	2144	RdrCEF.exe	85
PID 2144 wrote to memory of 4052	2144	RdrCEF.exe	85
PID 2144 wrote to memory of 4052	2144	RdrCEF.exe	85
PID 2144 wrote to memory of 4052	2144	RdrCEF.exe	85
PID 2144 wrote to memory of 4052	2144	RdrCEF.exe	85
PID 2144 wrote to memory of 4052	2144	RdrCEF.exe	85
PID 2144 wrote to memory of 4052	2144	RdrCEF.exe	85
PID 2144 wrote to memory of 4052	2144	RdrCEF.exe	85
PID 2144 wrote to memory of 4052	2144	RdrCEF.exe	85
PID 2144 wrote to memory of 4052	2144	RdrCEF.exe	85
PID 2144 wrote to memory of 4052	2144	RdrCEF.exe	85
PID 2144 wrote to memory of 4052	2144	RdrCEF.exe	85
PID 2144 wrote to memory of 4052	2144	RdrCEF.exe	85
PID 2144 wrote to memory of 4052	2144	RdrCEF.exe	85
PID 2144 wrote to memory of 4052	2144	RdrCEF.exe	85
PID 2144 wrote to memory of 4052	2144	RdrCEF.exe	85
PID 2144 wrote to memory of 4052	2144	RdrCEF.exe	85
PID 2144 wrote to memory of 4052	2144	RdrCEF.exe	85
PID 2144 wrote to memory of 4052	2144	RdrCEF.exe	85
PID 2144 wrote to memory of 4052	2144	RdrCEF.exe	85
PID 2144 wrote to memory of 4052	2144	RdrCEF.exe	85
PID 2144 wrote to memory of 4052	2144	RdrCEF.exe	85
PID 2144 wrote to memory of 4052	2144	RdrCEF.exe	85
PID 2144 wrote to memory of 4052	2144	RdrCEF.exe	85
PID 2144 wrote to memory of 4052	2144	RdrCEF.exe	85
PID 2144 wrote to memory of 4052	2144	RdrCEF.exe	85
PID 2144 wrote to memory of 4052	2144	RdrCEF.exe	85
PID 2144 wrote to memory of 4052	2144	RdrCEF.exe	85
PID 2144 wrote to memory of 4052	2144	RdrCEF.exe	85
PID 2144 wrote to memory of 4052	2144	RdrCEF.exe	85
PID 2144 wrote to memory of 4052	2144	RdrCEF.exe	85
PID 2144 wrote to memory of 4052	2144	RdrCEF.exe	85
PID 2144 wrote to memory of 4052	2144	RdrCEF.exe	85
PID 2144 wrote to memory of 4052	2144	RdrCEF.exe	85
PID 2144 wrote to memory of 4052	2144	RdrCEF.exe	85
PID 2144 wrote to memory of 4052	2144	RdrCEF.exe	85
PID 2144 wrote to memory of 4052	2144	RdrCEF.exe	85
PID 2144 wrote to memory of 4052	2144	RdrCEF.exe	85
PID 2144 wrote to memory of 3328	2144	RdrCEF.exe	86
PID 2144 wrote to memory of 3328	2144	RdrCEF.exe	86
PID 2144 wrote to memory of 3328	2144	RdrCEF.exe	86
PID 2144 wrote to memory of 3328	2144	RdrCEF.exe	86
PID 2144 wrote to memory of 3328	2144	RdrCEF.exe	86
PID 2144 wrote to memory of 3328	2144	RdrCEF.exe	86
PID 2144 wrote to memory of 3328	2144	RdrCEF.exe	86
PID 2144 wrote to memory of 3328	2144	RdrCEF.exe	86
PID 2144 wrote to memory of 3328	2144	RdrCEF.exe	86
PID 2144 wrote to memory of 3328	2144	RdrCEF.exe	86
PID 2144 wrote to memory of 3328	2144	RdrCEF.exe	86
PID 2144 wrote to memory of 3328	2144	RdrCEF.exe	86
PID 2144 wrote to memory of 3328	2144	RdrCEF.exe	86
PID 2144 wrote to memory of 3328	2144	RdrCEF.exe	86
PID 2144 wrote to memory of 3328	2144	RdrCEF.exe	86
PID 2144 wrote to memory of 3328	2144	RdrCEF.exe	86
PID 2144 wrote to memory of 3328	2144	RdrCEF.exe	86
PID 2144 wrote to memory of 3328	2144	RdrCEF.exe	86
PID 2144 wrote to memory of 3328	2144	RdrCEF.exe	86
PID 2144 wrote to memory of 3328	2144	RdrCEF.exe	86

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\9b60d2a006ac521d3b8dc85d309f97e5.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:3812
- 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:2144
- - 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=A11895C494385390B6BDB21EB4651282 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4052
- - 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=C3E1AE790E9310194E225578FC1B5FE8 --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=C3E1AE790E9310194E225578FC1B5FE8 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --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=978F9EAB032DB3EA186B7236C0AC0856 --mojo-platform-channel-handle=2176 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3348
- - 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=090C309D1A8E3692420B38A462EB2C99 --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=090C309D1A8E3692420B38A462EB2C99 --renderer-client-id=5 --mojo-platform-channel-handle=2420 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:496
- - 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=D7CA8976CEB041663187E8B9E3083F6F --mojo-platform-channel-handle=2564 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2676
- - 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=013F44221A5E940F1734AEAE53DAB719 --mojo-platform-channel-handle=2672 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1576

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1524

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
6becf11d9836e37d588771fed1b60fb6

SHA1
acca3533fd7ae053ad76ee88ed9bf3de1e62c0c6

SHA256
038cfc195074f347e7eeb52c8cdbd4f9aee55f9784b51fed6d47ecebb0e0d414

SHA512
14ffc4a2835cb59c7645043e0f4d54222cb6b2830f1d5f859db61f1a4c23ebefaf77f336337514a2e75bebd9fea86ff21da682be5ffe2168c0edd247bdf71743

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