d1fd00c018f5723f7c52fa89118bb30daddc55a34952ed3ee8e2328f2f264e99

Analysis

max time kernel
147s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
28/03/2024, 00:22

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General

Target

d1fd00c018f5723f7c52fa89118bb30daddc55a34952ed3ee8e2328f2f264e99.pdf
Size

135KB
MD5

271388d77a2c8e1c35153450b745a04b
SHA1

94a6e3f085fe0447f3879cd17790c47b20ee8e36
SHA256

d1fd00c018f5723f7c52fa89118bb30daddc55a34952ed3ee8e2328f2f264e99
SHA512

7a9ee76c0ca4272d5c681186f25be704f03024ac7e811366fcbc819de164790350ba39a842436a51b85862d747a18215c0d8cbe13cde45a914d282815c204178
SSDEEP

1536:LIg80m3GtfiWmX2RgBkLZavodbVBJ3M37XMOANB7y1UF5bnCem7sAHMTLlZpVi:o0jIkUGVb3M3TNwy65DCemoxi

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	AcroRd32.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	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
2892	AcroRd32.exe
2892	AcroRd32.exe
2892	AcroRd32.exe
2892	AcroRd32.exe
2892	AcroRd32.exe
2892	AcroRd32.exe
2892	AcroRd32.exe
2892	AcroRd32.exe
2892	AcroRd32.exe
2892	AcroRd32.exe
2892	AcroRd32.exe
2892	AcroRd32.exe
2892	AcroRd32.exe
2892	AcroRd32.exe
2892	AcroRd32.exe
2892	AcroRd32.exe
2892	AcroRd32.exe
2892	AcroRd32.exe
2892	AcroRd32.exe
2892	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2892	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2892	AcroRd32.exe
2892	AcroRd32.exe
2892	AcroRd32.exe
2892	AcroRd32.exe
2892	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2892 wrote to memory of 4408	2892	AcroRd32.exe	90
PID 2892 wrote to memory of 4408	2892	AcroRd32.exe	90
PID 2892 wrote to memory of 4408	2892	AcroRd32.exe	90
PID 4408 wrote to memory of 532	4408	RdrCEF.exe	92
PID 4408 wrote to memory of 532	4408	RdrCEF.exe	92
PID 4408 wrote to memory of 532	4408	RdrCEF.exe	92
PID 4408 wrote to memory of 532	4408	RdrCEF.exe	92
PID 4408 wrote to memory of 532	4408	RdrCEF.exe	92
PID 4408 wrote to memory of 532	4408	RdrCEF.exe	92
PID 4408 wrote to memory of 532	4408	RdrCEF.exe	92
PID 4408 wrote to memory of 532	4408	RdrCEF.exe	92
PID 4408 wrote to memory of 532	4408	RdrCEF.exe	92
PID 4408 wrote to memory of 532	4408	RdrCEF.exe	92
PID 4408 wrote to memory of 532	4408	RdrCEF.exe	92
PID 4408 wrote to memory of 532	4408	RdrCEF.exe	92
PID 4408 wrote to memory of 532	4408	RdrCEF.exe	92
PID 4408 wrote to memory of 532	4408	RdrCEF.exe	92
PID 4408 wrote to memory of 532	4408	RdrCEF.exe	92
PID 4408 wrote to memory of 532	4408	RdrCEF.exe	92
PID 4408 wrote to memory of 532	4408	RdrCEF.exe	92
PID 4408 wrote to memory of 532	4408	RdrCEF.exe	92
PID 4408 wrote to memory of 532	4408	RdrCEF.exe	92
PID 4408 wrote to memory of 532	4408	RdrCEF.exe	92
PID 4408 wrote to memory of 532	4408	RdrCEF.exe	92
PID 4408 wrote to memory of 532	4408	RdrCEF.exe	92
PID 4408 wrote to memory of 532	4408	RdrCEF.exe	92
PID 4408 wrote to memory of 532	4408	RdrCEF.exe	92
PID 4408 wrote to memory of 532	4408	RdrCEF.exe	92
PID 4408 wrote to memory of 532	4408	RdrCEF.exe	92
PID 4408 wrote to memory of 532	4408	RdrCEF.exe	92
PID 4408 wrote to memory of 532	4408	RdrCEF.exe	92
PID 4408 wrote to memory of 532	4408	RdrCEF.exe	92
PID 4408 wrote to memory of 532	4408	RdrCEF.exe	92
PID 4408 wrote to memory of 532	4408	RdrCEF.exe	92
PID 4408 wrote to memory of 532	4408	RdrCEF.exe	92
PID 4408 wrote to memory of 532	4408	RdrCEF.exe	92
PID 4408 wrote to memory of 532	4408	RdrCEF.exe	92
PID 4408 wrote to memory of 532	4408	RdrCEF.exe	92
PID 4408 wrote to memory of 532	4408	RdrCEF.exe	92
PID 4408 wrote to memory of 532	4408	RdrCEF.exe	92
PID 4408 wrote to memory of 532	4408	RdrCEF.exe	92
PID 4408 wrote to memory of 532	4408	RdrCEF.exe	92
PID 4408 wrote to memory of 532	4408	RdrCEF.exe	92
PID 4408 wrote to memory of 532	4408	RdrCEF.exe	92
PID 4408 wrote to memory of 1432	4408	RdrCEF.exe	93
PID 4408 wrote to memory of 1432	4408	RdrCEF.exe	93
PID 4408 wrote to memory of 1432	4408	RdrCEF.exe	93
PID 4408 wrote to memory of 1432	4408	RdrCEF.exe	93
PID 4408 wrote to memory of 1432	4408	RdrCEF.exe	93
PID 4408 wrote to memory of 1432	4408	RdrCEF.exe	93
PID 4408 wrote to memory of 1432	4408	RdrCEF.exe	93
PID 4408 wrote to memory of 1432	4408	RdrCEF.exe	93
PID 4408 wrote to memory of 1432	4408	RdrCEF.exe	93
PID 4408 wrote to memory of 1432	4408	RdrCEF.exe	93
PID 4408 wrote to memory of 1432	4408	RdrCEF.exe	93
PID 4408 wrote to memory of 1432	4408	RdrCEF.exe	93
PID 4408 wrote to memory of 1432	4408	RdrCEF.exe	93
PID 4408 wrote to memory of 1432	4408	RdrCEF.exe	93
PID 4408 wrote to memory of 1432	4408	RdrCEF.exe	93
PID 4408 wrote to memory of 1432	4408	RdrCEF.exe	93
PID 4408 wrote to memory of 1432	4408	RdrCEF.exe	93
PID 4408 wrote to memory of 1432	4408	RdrCEF.exe	93
PID 4408 wrote to memory of 1432	4408	RdrCEF.exe	93
PID 4408 wrote to memory of 1432	4408	RdrCEF.exe	93

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\d1fd00c018f5723f7c52fa89118bb30daddc55a34952ed3ee8e2328f2f264e99.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:2892
- 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:4408
- - 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=D31069A2CCC13E9DC2F2EB852A308243 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:532
- - 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=F872FE9C8AB5119BB1BB5C4792E2711B --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=F872FE9C8AB5119BB1BB5C4792E2711B --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1432
- - 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=FF855C3AB447BE33A34BFBE324BC47B6 --mojo-platform-channel-handle=2176 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3712
- - 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=F185DF01B682DF9975A3EBE7377747E4 --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=F185DF01B682DF9975A3EBE7377747E4 --renderer-client-id=5 --mojo-platform-channel-handle=2320 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4572
- - 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=4382DE213366D6EB6DD2373622DA828B --mojo-platform-channel-handle=2580 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2600
- - 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=BEEAEF76AE973B8986C0D3491CBC589B --mojo-platform-channel-handle=2252 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1920

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4584

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
383ffe1931910adae0f330783a398c17

SHA1
b02634dab98f340e39701ee98e8a4375b668d76f

SHA256
4d49c1ecc3946fd291f21ee8bbc6f5bc102852041ab36679fadf442415bfa413

SHA512
8ca499de9b55364fb1c5f578e61c4b16fbc1334173d15514c07e3e1e7c0d766a1890f3fc33289a123b5972e53ef2d972bcf7648a87da692597e6e8f9baa4a878

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
memory/2892-28-0x00000000089C0000-0x00000000089E1000-memory.dmp

Filesize
132KB

Download