afa8cd432a3daa9fa50b2abbd786fa162286ea1d801482c3ee5804e3deb142af

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
08/03/2024, 14:30

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General

Target

bb7fa669fb0cf1a6c7032c4482924f6b.pdf
Size

85KB
MD5

bb7fa669fb0cf1a6c7032c4482924f6b
SHA1

27647e3d8e91dd7f0c0f3a212a4447b634f39db9
SHA256

afa8cd432a3daa9fa50b2abbd786fa162286ea1d801482c3ee5804e3deb142af
SHA512

1a54b3a733bcf8b528084f4b4369c06f7a4f33a82ea8572259cff63265060011c31dec99a65dcfd89f34647d3ddcef1cc4b75889190f460bd9ffbd7efcdb6534
SSDEEP

1536:QHZXUI6n72oIBIxiTC83OPhhelfBqO08kkN8ep4GdW8pOGEW+tObghLgcqe:0dUDnZIBImC83khheRBz08TN8eeVGase

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
1392	AcroRd32.exe
1392	AcroRd32.exe
1392	AcroRd32.exe
1392	AcroRd32.exe
1392	AcroRd32.exe
1392	AcroRd32.exe
1392	AcroRd32.exe
1392	AcroRd32.exe
1392	AcroRd32.exe
1392	AcroRd32.exe
1392	AcroRd32.exe
1392	AcroRd32.exe
1392	AcroRd32.exe
1392	AcroRd32.exe
1392	AcroRd32.exe
1392	AcroRd32.exe
1392	AcroRd32.exe
1392	AcroRd32.exe
1392	AcroRd32.exe
1392	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1392	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1392	AcroRd32.exe
1392	AcroRd32.exe
1392	AcroRd32.exe
1392	AcroRd32.exe
1392	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1392 wrote to memory of 4460	1392	AcroRd32.exe	92
PID 1392 wrote to memory of 4460	1392	AcroRd32.exe	92
PID 1392 wrote to memory of 4460	1392	AcroRd32.exe	92
PID 4460 wrote to memory of 1508	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 1508	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 1508	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 1508	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 1508	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 1508	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 1508	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 1508	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 1508	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 1508	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 1508	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 1508	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 1508	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 1508	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 1508	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 1508	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 1508	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 1508	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 1508	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 1508	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 1508	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 1508	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 1508	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 1508	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 1508	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 1508	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 1508	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 1508	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 1508	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 1508	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 1508	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 1508	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 1508	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 1508	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 1508	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 1508	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 1508	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 1508	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 1508	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 1508	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 1508	4460	RdrCEF.exe	93
PID 4460 wrote to memory of 3244	4460	RdrCEF.exe	94
PID 4460 wrote to memory of 3244	4460	RdrCEF.exe	94
PID 4460 wrote to memory of 3244	4460	RdrCEF.exe	94
PID 4460 wrote to memory of 3244	4460	RdrCEF.exe	94
PID 4460 wrote to memory of 3244	4460	RdrCEF.exe	94
PID 4460 wrote to memory of 3244	4460	RdrCEF.exe	94
PID 4460 wrote to memory of 3244	4460	RdrCEF.exe	94
PID 4460 wrote to memory of 3244	4460	RdrCEF.exe	94
PID 4460 wrote to memory of 3244	4460	RdrCEF.exe	94
PID 4460 wrote to memory of 3244	4460	RdrCEF.exe	94
PID 4460 wrote to memory of 3244	4460	RdrCEF.exe	94
PID 4460 wrote to memory of 3244	4460	RdrCEF.exe	94
PID 4460 wrote to memory of 3244	4460	RdrCEF.exe	94
PID 4460 wrote to memory of 3244	4460	RdrCEF.exe	94
PID 4460 wrote to memory of 3244	4460	RdrCEF.exe	94
PID 4460 wrote to memory of 3244	4460	RdrCEF.exe	94
PID 4460 wrote to memory of 3244	4460	RdrCEF.exe	94
PID 4460 wrote to memory of 3244	4460	RdrCEF.exe	94
PID 4460 wrote to memory of 3244	4460	RdrCEF.exe	94
PID 4460 wrote to memory of 3244	4460	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\bb7fa669fb0cf1a6c7032c4482924f6b.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:1392
- 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:4460
- - 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=463D2A289E67B01411AF8F80B1C76D22 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1508
- - 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=BCFB9A1FD7E9046722E4A09215C4F44C --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=BCFB9A1FD7E9046722E4A09215C4F44C --renderer-client-id=2 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3244
- - 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=405D6C89B1ABC0D0498DBCC0F4CF993F --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=405D6C89B1ABC0D0498DBCC0F4CF993F --renderer-client-id=4 --mojo-platform-channel-handle=2300 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1016
- - 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=DBBEDA9A970DDD26EF419F87576C5051 --mojo-platform-channel-handle=2648 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2900
- - 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=D648C99735B3F043F3CB648E45B1B78E --mojo-platform-channel-handle=2668 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    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=411BD11ACA73A53E70245DEE7346E98F --mojo-platform-channel-handle=1944 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3676

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:944

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
18c3699b7aff7f5ea6270d21f92b1f7a

SHA1
5b2d31144bb11f4e415e459b0de249a6b3e1db87

SHA256
01d40fac97a3c872907e0163689238a7f9e581e614b7753b3c8d5b1d1eefd826

SHA512
239da00b4efb1b08931484c307c9a1722a9170de9d61bd30773109c8ef2bddc008a1b1b60dae70adf3decca50a88ef624d3af8f232fcc5531f7f1dfd5b6cef32

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