d00dfe37485f07efb4911ee9a3ee18fc1179e1173fab0d4d98d7bc2e4c4ccd67

Analysis

max time kernel
144s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
26-01-2024 13:59

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General

Target

778c213dd386ce3d2dd581d914ef3b49.pdf
Size

86KB
MD5

778c213dd386ce3d2dd581d914ef3b49
SHA1

3d8a8d06b6de150e0e44ddd83f9f376075553c60
SHA256

d00dfe37485f07efb4911ee9a3ee18fc1179e1173fab0d4d98d7bc2e4c4ccd67
SHA512

a4ac2a602487e596fa974c3a1bb1dcd6887066211a38bf14f229223b84275d8c14f77827864097fdc1489d14e1e0cb26a4991a30b1756e491f463cbf65e573d7
SSDEEP

1536:6lhQfSGRcYmiWwqOCZfv5v0kRj+eW6o3XuEp/WWMsYFxhm3wUWOpOwrf+yZt7:koSGfmLOC9v58Mj+X6WuEp0LFmgxwr2c

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-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3908	AcroRd32.exe
3908	AcroRd32.exe
3908	AcroRd32.exe
3908	AcroRd32.exe
3908	AcroRd32.exe
3908	AcroRd32.exe
3908	AcroRd32.exe
3908	AcroRd32.exe
3908	AcroRd32.exe
3908	AcroRd32.exe
3908	AcroRd32.exe
3908	AcroRd32.exe
3908	AcroRd32.exe
3908	AcroRd32.exe
3908	AcroRd32.exe
3908	AcroRd32.exe
3908	AcroRd32.exe
3908	AcroRd32.exe
3908	AcroRd32.exe
3908	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3908	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3908	AcroRd32.exe
3908	AcroRd32.exe
3908	AcroRd32.exe
3908	AcroRd32.exe
3908	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3908 wrote to memory of 5796	3908	AcroRd32.exe	90
PID 3908 wrote to memory of 5796	3908	AcroRd32.exe	90
PID 3908 wrote to memory of 5796	3908	AcroRd32.exe	90
PID 5796 wrote to memory of 4672	5796	RdrCEF.exe	91
PID 5796 wrote to memory of 4672	5796	RdrCEF.exe	91
PID 5796 wrote to memory of 4672	5796	RdrCEF.exe	91
PID 5796 wrote to memory of 4672	5796	RdrCEF.exe	91
PID 5796 wrote to memory of 4672	5796	RdrCEF.exe	91
PID 5796 wrote to memory of 4672	5796	RdrCEF.exe	91
PID 5796 wrote to memory of 4672	5796	RdrCEF.exe	91
PID 5796 wrote to memory of 4672	5796	RdrCEF.exe	91
PID 5796 wrote to memory of 4672	5796	RdrCEF.exe	91
PID 5796 wrote to memory of 4672	5796	RdrCEF.exe	91
PID 5796 wrote to memory of 4672	5796	RdrCEF.exe	91
PID 5796 wrote to memory of 4672	5796	RdrCEF.exe	91
PID 5796 wrote to memory of 4672	5796	RdrCEF.exe	91
PID 5796 wrote to memory of 4672	5796	RdrCEF.exe	91
PID 5796 wrote to memory of 4672	5796	RdrCEF.exe	91
PID 5796 wrote to memory of 4672	5796	RdrCEF.exe	91
PID 5796 wrote to memory of 4672	5796	RdrCEF.exe	91
PID 5796 wrote to memory of 4672	5796	RdrCEF.exe	91
PID 5796 wrote to memory of 4672	5796	RdrCEF.exe	91
PID 5796 wrote to memory of 4672	5796	RdrCEF.exe	91
PID 5796 wrote to memory of 4672	5796	RdrCEF.exe	91
PID 5796 wrote to memory of 4672	5796	RdrCEF.exe	91
PID 5796 wrote to memory of 4672	5796	RdrCEF.exe	91
PID 5796 wrote to memory of 4672	5796	RdrCEF.exe	91
PID 5796 wrote to memory of 4672	5796	RdrCEF.exe	91
PID 5796 wrote to memory of 4672	5796	RdrCEF.exe	91
PID 5796 wrote to memory of 4672	5796	RdrCEF.exe	91
PID 5796 wrote to memory of 4672	5796	RdrCEF.exe	91
PID 5796 wrote to memory of 4672	5796	RdrCEF.exe	91
PID 5796 wrote to memory of 4672	5796	RdrCEF.exe	91
PID 5796 wrote to memory of 4672	5796	RdrCEF.exe	91
PID 5796 wrote to memory of 4672	5796	RdrCEF.exe	91
PID 5796 wrote to memory of 4672	5796	RdrCEF.exe	91
PID 5796 wrote to memory of 4672	5796	RdrCEF.exe	91
PID 5796 wrote to memory of 4672	5796	RdrCEF.exe	91
PID 5796 wrote to memory of 4672	5796	RdrCEF.exe	91
PID 5796 wrote to memory of 4672	5796	RdrCEF.exe	91
PID 5796 wrote to memory of 4672	5796	RdrCEF.exe	91
PID 5796 wrote to memory of 4672	5796	RdrCEF.exe	91
PID 5796 wrote to memory of 4672	5796	RdrCEF.exe	91
PID 5796 wrote to memory of 4672	5796	RdrCEF.exe	91
PID 5796 wrote to memory of 4812	5796	RdrCEF.exe	92
PID 5796 wrote to memory of 4812	5796	RdrCEF.exe	92
PID 5796 wrote to memory of 4812	5796	RdrCEF.exe	92
PID 5796 wrote to memory of 4812	5796	RdrCEF.exe	92
PID 5796 wrote to memory of 4812	5796	RdrCEF.exe	92
PID 5796 wrote to memory of 4812	5796	RdrCEF.exe	92
PID 5796 wrote to memory of 4812	5796	RdrCEF.exe	92
PID 5796 wrote to memory of 4812	5796	RdrCEF.exe	92
PID 5796 wrote to memory of 4812	5796	RdrCEF.exe	92
PID 5796 wrote to memory of 4812	5796	RdrCEF.exe	92
PID 5796 wrote to memory of 4812	5796	RdrCEF.exe	92
PID 5796 wrote to memory of 4812	5796	RdrCEF.exe	92
PID 5796 wrote to memory of 4812	5796	RdrCEF.exe	92
PID 5796 wrote to memory of 4812	5796	RdrCEF.exe	92
PID 5796 wrote to memory of 4812	5796	RdrCEF.exe	92
PID 5796 wrote to memory of 4812	5796	RdrCEF.exe	92
PID 5796 wrote to memory of 4812	5796	RdrCEF.exe	92
PID 5796 wrote to memory of 4812	5796	RdrCEF.exe	92
PID 5796 wrote to memory of 4812	5796	RdrCEF.exe	92
PID 5796 wrote to memory of 4812	5796	RdrCEF.exe	92

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\778c213dd386ce3d2dd581d914ef3b49.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:3908
- 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:5796
- - 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=BFA8B0A9EE446FE69FC72FC92D9C517D --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4672
- - 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=B42F41AA41DFD0BE6C97B200225DE6ED --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=B42F41AA41DFD0BE6C97B200225DE6ED --renderer-client-id=2 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4812
- - 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=0E1742D199593EEA69550FAD5257E2CA --mojo-platform-channel-handle=2308 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:856
- - 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=2A8AF5B4BEA7A78E365E6F6A93DA1A20 --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=2A8AF5B4BEA7A78E365E6F6A93DA1A20 --renderer-client-id=5 --mojo-platform-channel-handle=1856 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5040
- - 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=48C1FA1C8EC24E9998873D9022ADB2BF --mojo-platform-channel-handle=2708 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4584
- - 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=AC7CC57A21BDB0D6440E8D436E2D1AA3 --mojo-platform-channel-handle=2836 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4948

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4568

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
d9a6c1eea6259d41c3616c45a549a56f

SHA1
bcfd4d7a44b5ca252bc8f1b8687b7ffbfbc88d15

SHA256
f6e022a4611ab15eb6a8be7df99b3ea809e95c9402152365adcbcbf7ddd80be5

SHA512
0daa9696e0c9a4dfe98290d5e6b6a2305938391f7c246200c96735d5a8a6d70a8b10f35f93525bc623a803e8e6fbf4b634b38e7dbe5cdeeff3ce8dec00729e83

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