999d9dec5df2ffd89763416744a338d2db5d77721a7b50c9a1112fd8ddaf983f

Analysis

max time kernel
141s
max time network
125s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
19/03/2024, 12:26

Sharing

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General

Target

d61c3b90bfc202847ad7339705d80239.pdf
Size

41KB
MD5

d61c3b90bfc202847ad7339705d80239
SHA1

e1a740a86550b433b53f69b6abfb3b87c2e892f0
SHA256

999d9dec5df2ffd89763416744a338d2db5d77721a7b50c9a1112fd8ddaf983f
SHA512

70c81a942e6663db42386a6e5fb0ae1d385f48caefb599a6ba72b12fbdd9775846a6411de3a7578856c0fdc684f3d00bf6684b5a7246909079c475c2c9570cad
SSDEEP

768:hG7GItFqNLLSiHriFDcJVrV8ap5pLX9qdVoahGN4+qydaP044Kn1:hAxtQLLRrJjrdTpMdZhGN7qyQV4Kn1

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-1-5-21-275798769-4264537674-1142822080-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1148	AcroRd32.exe
1148	AcroRd32.exe
1148	AcroRd32.exe
1148	AcroRd32.exe
1148	AcroRd32.exe
1148	AcroRd32.exe
1148	AcroRd32.exe
1148	AcroRd32.exe
1148	AcroRd32.exe
1148	AcroRd32.exe
1148	AcroRd32.exe
1148	AcroRd32.exe
1148	AcroRd32.exe
1148	AcroRd32.exe
1148	AcroRd32.exe
1148	AcroRd32.exe
1148	AcroRd32.exe
1148	AcroRd32.exe
1148	AcroRd32.exe
1148	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1148	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1148	AcroRd32.exe
1148	AcroRd32.exe
1148	AcroRd32.exe
1148	AcroRd32.exe
1148	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1148 wrote to memory of 1668	1148	AcroRd32.exe	92
PID 1148 wrote to memory of 1668	1148	AcroRd32.exe	92
PID 1148 wrote to memory of 1668	1148	AcroRd32.exe	92
PID 1668 wrote to memory of 1324	1668	RdrCEF.exe	93
PID 1668 wrote to memory of 1324	1668	RdrCEF.exe	93
PID 1668 wrote to memory of 1324	1668	RdrCEF.exe	93
PID 1668 wrote to memory of 1324	1668	RdrCEF.exe	93
PID 1668 wrote to memory of 1324	1668	RdrCEF.exe	93
PID 1668 wrote to memory of 1324	1668	RdrCEF.exe	93
PID 1668 wrote to memory of 1324	1668	RdrCEF.exe	93
PID 1668 wrote to memory of 1324	1668	RdrCEF.exe	93
PID 1668 wrote to memory of 1324	1668	RdrCEF.exe	93
PID 1668 wrote to memory of 1324	1668	RdrCEF.exe	93
PID 1668 wrote to memory of 1324	1668	RdrCEF.exe	93
PID 1668 wrote to memory of 1324	1668	RdrCEF.exe	93
PID 1668 wrote to memory of 1324	1668	RdrCEF.exe	93
PID 1668 wrote to memory of 1324	1668	RdrCEF.exe	93
PID 1668 wrote to memory of 1324	1668	RdrCEF.exe	93
PID 1668 wrote to memory of 1324	1668	RdrCEF.exe	93
PID 1668 wrote to memory of 1324	1668	RdrCEF.exe	93
PID 1668 wrote to memory of 1324	1668	RdrCEF.exe	93
PID 1668 wrote to memory of 1324	1668	RdrCEF.exe	93
PID 1668 wrote to memory of 1324	1668	RdrCEF.exe	93
PID 1668 wrote to memory of 1324	1668	RdrCEF.exe	93
PID 1668 wrote to memory of 1324	1668	RdrCEF.exe	93
PID 1668 wrote to memory of 1324	1668	RdrCEF.exe	93
PID 1668 wrote to memory of 1324	1668	RdrCEF.exe	93
PID 1668 wrote to memory of 1324	1668	RdrCEF.exe	93
PID 1668 wrote to memory of 1324	1668	RdrCEF.exe	93
PID 1668 wrote to memory of 1324	1668	RdrCEF.exe	93
PID 1668 wrote to memory of 1324	1668	RdrCEF.exe	93
PID 1668 wrote to memory of 1324	1668	RdrCEF.exe	93
PID 1668 wrote to memory of 1324	1668	RdrCEF.exe	93
PID 1668 wrote to memory of 1324	1668	RdrCEF.exe	93
PID 1668 wrote to memory of 1324	1668	RdrCEF.exe	93
PID 1668 wrote to memory of 1324	1668	RdrCEF.exe	93
PID 1668 wrote to memory of 1324	1668	RdrCEF.exe	93
PID 1668 wrote to memory of 1324	1668	RdrCEF.exe	93
PID 1668 wrote to memory of 1324	1668	RdrCEF.exe	93
PID 1668 wrote to memory of 1324	1668	RdrCEF.exe	93
PID 1668 wrote to memory of 1324	1668	RdrCEF.exe	93
PID 1668 wrote to memory of 1324	1668	RdrCEF.exe	93
PID 1668 wrote to memory of 1324	1668	RdrCEF.exe	93
PID 1668 wrote to memory of 1324	1668	RdrCEF.exe	93
PID 1668 wrote to memory of 3300	1668	RdrCEF.exe	94
PID 1668 wrote to memory of 3300	1668	RdrCEF.exe	94
PID 1668 wrote to memory of 3300	1668	RdrCEF.exe	94
PID 1668 wrote to memory of 3300	1668	RdrCEF.exe	94
PID 1668 wrote to memory of 3300	1668	RdrCEF.exe	94
PID 1668 wrote to memory of 3300	1668	RdrCEF.exe	94
PID 1668 wrote to memory of 3300	1668	RdrCEF.exe	94
PID 1668 wrote to memory of 3300	1668	RdrCEF.exe	94
PID 1668 wrote to memory of 3300	1668	RdrCEF.exe	94
PID 1668 wrote to memory of 3300	1668	RdrCEF.exe	94
PID 1668 wrote to memory of 3300	1668	RdrCEF.exe	94
PID 1668 wrote to memory of 3300	1668	RdrCEF.exe	94
PID 1668 wrote to memory of 3300	1668	RdrCEF.exe	94
PID 1668 wrote to memory of 3300	1668	RdrCEF.exe	94
PID 1668 wrote to memory of 3300	1668	RdrCEF.exe	94
PID 1668 wrote to memory of 3300	1668	RdrCEF.exe	94
PID 1668 wrote to memory of 3300	1668	RdrCEF.exe	94
PID 1668 wrote to memory of 3300	1668	RdrCEF.exe	94
PID 1668 wrote to memory of 3300	1668	RdrCEF.exe	94
PID 1668 wrote to memory of 3300	1668	RdrCEF.exe	94

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\d61c3b90bfc202847ad7339705d80239.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:1148
- 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:1668
- - 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=502B04B970573994504E87E07CCD62ED --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1324
- - 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=DBBED9F9C71EA863912FA5DD87A5EDE9 --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=DBBED9F9C71EA863912FA5DD87A5EDE9 --renderer-client-id=2 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3300
- - 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=218B0FD64BED1D94F2225646016EBCF7 --mojo-platform-channel-handle=2184 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5044
- - 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=7E48E955445A7FC8A5EC8ECAE13479B8 --mojo-platform-channel-handle=1952 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1840
- - 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=D695E9EC0B271415FB08F9535C35C2BA --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=D695E9EC0B271415FB08F9535C35C2BA --renderer-client-id=6 --mojo-platform-channel-handle=2440 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2080
- - 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=FBBDCBF46CF38E9E612BCF65A82ED872 --mojo-platform-channel-handle=2196 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3652

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:5000

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

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Downloads

C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
64KB

MD5
f165f1876572c004815fab39e16e8a3b

SHA1
ff53e9c13182aca816dcffff69191a5192cc25c2

SHA256
3477cace4226e7b1d8d49712d5be6f41df234eae9de22a0291cda343834cae66

SHA512
646aa1dad8853305ef1cf58ef023549267f2fe91f10302da26aa7cd3bd988d4ed7ea6399f489dee14362bed62abf36e187ff837186ff29e2921b5c0e8595a5c3

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