5bca90d06811eb77543420cedf4eabd9c7967ab2b228a8f6ea275d5515da29e1

Analysis

max time kernel
150s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
30/12/2023, 21:41

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General

Target

1d58a459f29bc773d585e05d2659ffd9.pdf
Size

85KB
MD5

1d58a459f29bc773d585e05d2659ffd9
SHA1

5917cbcf4d323af7b362da2c326924c4e52fb022
SHA256

5bca90d06811eb77543420cedf4eabd9c7967ab2b228a8f6ea275d5515da29e1
SHA512

fc2718e04e662e794ac68cf5b69f50f61b656b01824504ba8a06dc7d21ab28541529db6b2ec293f982af8c90ad7900e478251a0941c9b8473d9d8629d7c047fa
SSDEEP

1536:ijtFKvGzO4HhSdzDp5k6SzGSioMG/vpKWKt0EHvvWapOtQHWoUpmueAP4d6YmLzz:uKvMO4HhIzLkHzGn10xlKtfItQ7IP4Yf

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-1-5-21-3791175113-1062217823-1177695025-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1796	AcroRd32.exe
1796	AcroRd32.exe
1796	AcroRd32.exe
1796	AcroRd32.exe
1796	AcroRd32.exe
1796	AcroRd32.exe
1796	AcroRd32.exe
1796	AcroRd32.exe
1796	AcroRd32.exe
1796	AcroRd32.exe
1796	AcroRd32.exe
1796	AcroRd32.exe
1796	AcroRd32.exe
1796	AcroRd32.exe
1796	AcroRd32.exe
1796	AcroRd32.exe
1796	AcroRd32.exe
1796	AcroRd32.exe
1796	AcroRd32.exe
1796	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1796	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1796	AcroRd32.exe
1796	AcroRd32.exe
1796	AcroRd32.exe
1796	AcroRd32.exe
1796	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1796 wrote to memory of 5032	1796	AcroRd32.exe	92
PID 1796 wrote to memory of 5032	1796	AcroRd32.exe	92
PID 1796 wrote to memory of 5032	1796	AcroRd32.exe	92
PID 5032 wrote to memory of 2812	5032	RdrCEF.exe	93
PID 5032 wrote to memory of 2812	5032	RdrCEF.exe	93
PID 5032 wrote to memory of 2812	5032	RdrCEF.exe	93
PID 5032 wrote to memory of 2812	5032	RdrCEF.exe	93
PID 5032 wrote to memory of 2812	5032	RdrCEF.exe	93
PID 5032 wrote to memory of 2812	5032	RdrCEF.exe	93
PID 5032 wrote to memory of 2812	5032	RdrCEF.exe	93
PID 5032 wrote to memory of 2812	5032	RdrCEF.exe	93
PID 5032 wrote to memory of 2812	5032	RdrCEF.exe	93
PID 5032 wrote to memory of 2812	5032	RdrCEF.exe	93
PID 5032 wrote to memory of 2812	5032	RdrCEF.exe	93
PID 5032 wrote to memory of 2812	5032	RdrCEF.exe	93
PID 5032 wrote to memory of 2812	5032	RdrCEF.exe	93
PID 5032 wrote to memory of 2812	5032	RdrCEF.exe	93
PID 5032 wrote to memory of 2812	5032	RdrCEF.exe	93
PID 5032 wrote to memory of 2812	5032	RdrCEF.exe	93
PID 5032 wrote to memory of 2812	5032	RdrCEF.exe	93
PID 5032 wrote to memory of 2812	5032	RdrCEF.exe	93
PID 5032 wrote to memory of 2812	5032	RdrCEF.exe	93
PID 5032 wrote to memory of 2812	5032	RdrCEF.exe	93
PID 5032 wrote to memory of 2812	5032	RdrCEF.exe	93
PID 5032 wrote to memory of 2812	5032	RdrCEF.exe	93
PID 5032 wrote to memory of 2812	5032	RdrCEF.exe	93
PID 5032 wrote to memory of 2812	5032	RdrCEF.exe	93
PID 5032 wrote to memory of 2812	5032	RdrCEF.exe	93
PID 5032 wrote to memory of 2812	5032	RdrCEF.exe	93
PID 5032 wrote to memory of 2812	5032	RdrCEF.exe	93
PID 5032 wrote to memory of 2812	5032	RdrCEF.exe	93
PID 5032 wrote to memory of 2812	5032	RdrCEF.exe	93
PID 5032 wrote to memory of 2812	5032	RdrCEF.exe	93
PID 5032 wrote to memory of 2812	5032	RdrCEF.exe	93
PID 5032 wrote to memory of 2812	5032	RdrCEF.exe	93
PID 5032 wrote to memory of 2812	5032	RdrCEF.exe	93
PID 5032 wrote to memory of 2812	5032	RdrCEF.exe	93
PID 5032 wrote to memory of 2812	5032	RdrCEF.exe	93
PID 5032 wrote to memory of 2812	5032	RdrCEF.exe	93
PID 5032 wrote to memory of 2812	5032	RdrCEF.exe	93
PID 5032 wrote to memory of 2812	5032	RdrCEF.exe	93
PID 5032 wrote to memory of 2812	5032	RdrCEF.exe	93
PID 5032 wrote to memory of 2812	5032	RdrCEF.exe	93
PID 5032 wrote to memory of 2812	5032	RdrCEF.exe	93
PID 5032 wrote to memory of 3760	5032	RdrCEF.exe	94
PID 5032 wrote to memory of 3760	5032	RdrCEF.exe	94
PID 5032 wrote to memory of 3760	5032	RdrCEF.exe	94
PID 5032 wrote to memory of 3760	5032	RdrCEF.exe	94
PID 5032 wrote to memory of 3760	5032	RdrCEF.exe	94
PID 5032 wrote to memory of 3760	5032	RdrCEF.exe	94
PID 5032 wrote to memory of 3760	5032	RdrCEF.exe	94
PID 5032 wrote to memory of 3760	5032	RdrCEF.exe	94
PID 5032 wrote to memory of 3760	5032	RdrCEF.exe	94
PID 5032 wrote to memory of 3760	5032	RdrCEF.exe	94
PID 5032 wrote to memory of 3760	5032	RdrCEF.exe	94
PID 5032 wrote to memory of 3760	5032	RdrCEF.exe	94
PID 5032 wrote to memory of 3760	5032	RdrCEF.exe	94
PID 5032 wrote to memory of 3760	5032	RdrCEF.exe	94
PID 5032 wrote to memory of 3760	5032	RdrCEF.exe	94
PID 5032 wrote to memory of 3760	5032	RdrCEF.exe	94
PID 5032 wrote to memory of 3760	5032	RdrCEF.exe	94
PID 5032 wrote to memory of 3760	5032	RdrCEF.exe	94
PID 5032 wrote to memory of 3760	5032	RdrCEF.exe	94
PID 5032 wrote to memory of 3760	5032	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\1d58a459f29bc773d585e05d2659ffd9.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:1796
- 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:5032
- - 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=EFAA412D0B0C0665A2D906D3408CDBC7 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2812
- - 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=B8220CE28F22CE5D3C0FF98C1EBB46EA --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=B8220CE28F22CE5D3C0FF98C1EBB46EA --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3760
- - 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=F6439CE5ADCCD1AF9465C03353F58AC1 --mojo-platform-channel-handle=2168 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:700
- - 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=F414615A59DD60B97E302B3B03BAFBE6 --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=F414615A59DD60B97E302B3B03BAFBE6 --renderer-client-id=5 --mojo-platform-channel-handle=2320 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1332
- - 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=511E1240967FB87F6B7E03A82E63ADBF --mojo-platform-channel-handle=2620 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3968
- - 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=2D9866ACD2875D3457A00430ABAF10AC --mojo-platform-channel-handle=2148 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1632

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4752

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
3438c1f1190d2d79be34abd2295ee4dd

SHA1
e639cdad8fa1d78607e940e6418f224c6a184a81

SHA256
ab3e06b61c47fcbccf82edd728c85017948c439974979fc4cc69e19ae3cb601c

SHA512
3e45bdd34142d482935b3a05f2fefc69a09c9ebdc35139aca717ee7dc3db66e4d2d18f9e3728c19dfd31ea38b11faf6494b2aaf28d1fdc6db3f487b3e48a95bb

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