c5fbd38d6d415627dbc30f2d11ca7e7ff5aab7d22ecf570400925ead660932bf

Analysis

max time kernel
149s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
30/12/2023, 00:05

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General

Target

07f921f70637788d2f232b9e559075b2.pdf
Size

49KB
MD5

07f921f70637788d2f232b9e559075b2
SHA1

e2f4e45b0cedc942c96fdd6f1f651942ac72d886
SHA256

c5fbd38d6d415627dbc30f2d11ca7e7ff5aab7d22ecf570400925ead660932bf
SHA512

359a74cb9f472c560ccbac96e4599212874b008b03339904c7936d826710a3d32c6304f5ee8db45db1d3920537b31abc556110d181afbb0748ff6e7bba6eacae
SSDEEP

768:rgGzpDy6mo7iD9/AupRm+YxNGpgaTjloUhuRQpp4c2/A8:UGFLmo7iB/9pEAprCU4dc2o8

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-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2244	AcroRd32.exe
2244	AcroRd32.exe
2244	AcroRd32.exe
2244	AcroRd32.exe
2244	AcroRd32.exe
2244	AcroRd32.exe
2244	AcroRd32.exe
2244	AcroRd32.exe
2244	AcroRd32.exe
2244	AcroRd32.exe
2244	AcroRd32.exe
2244	AcroRd32.exe
2244	AcroRd32.exe
2244	AcroRd32.exe
2244	AcroRd32.exe
2244	AcroRd32.exe
2244	AcroRd32.exe
2244	AcroRd32.exe
2244	AcroRd32.exe
2244	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2244	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2244	AcroRd32.exe
2244	AcroRd32.exe
2244	AcroRd32.exe
2244	AcroRd32.exe
2244	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2244 wrote to memory of 4876	2244	AcroRd32.exe	92
PID 2244 wrote to memory of 4876	2244	AcroRd32.exe	92
PID 2244 wrote to memory of 4876	2244	AcroRd32.exe	92
PID 4876 wrote to memory of 1744	4876	RdrCEF.exe	93
PID 4876 wrote to memory of 1744	4876	RdrCEF.exe	93
PID 4876 wrote to memory of 1744	4876	RdrCEF.exe	93
PID 4876 wrote to memory of 1744	4876	RdrCEF.exe	93
PID 4876 wrote to memory of 1744	4876	RdrCEF.exe	93
PID 4876 wrote to memory of 1744	4876	RdrCEF.exe	93
PID 4876 wrote to memory of 1744	4876	RdrCEF.exe	93
PID 4876 wrote to memory of 1744	4876	RdrCEF.exe	93
PID 4876 wrote to memory of 1744	4876	RdrCEF.exe	93
PID 4876 wrote to memory of 1744	4876	RdrCEF.exe	93
PID 4876 wrote to memory of 1744	4876	RdrCEF.exe	93
PID 4876 wrote to memory of 1744	4876	RdrCEF.exe	93
PID 4876 wrote to memory of 1744	4876	RdrCEF.exe	93
PID 4876 wrote to memory of 1744	4876	RdrCEF.exe	93
PID 4876 wrote to memory of 1744	4876	RdrCEF.exe	93
PID 4876 wrote to memory of 1744	4876	RdrCEF.exe	93
PID 4876 wrote to memory of 1744	4876	RdrCEF.exe	93
PID 4876 wrote to memory of 1744	4876	RdrCEF.exe	93
PID 4876 wrote to memory of 1744	4876	RdrCEF.exe	93
PID 4876 wrote to memory of 1744	4876	RdrCEF.exe	93
PID 4876 wrote to memory of 1744	4876	RdrCEF.exe	93
PID 4876 wrote to memory of 1744	4876	RdrCEF.exe	93
PID 4876 wrote to memory of 1744	4876	RdrCEF.exe	93
PID 4876 wrote to memory of 1744	4876	RdrCEF.exe	93
PID 4876 wrote to memory of 1744	4876	RdrCEF.exe	93
PID 4876 wrote to memory of 1744	4876	RdrCEF.exe	93
PID 4876 wrote to memory of 1744	4876	RdrCEF.exe	93
PID 4876 wrote to memory of 1744	4876	RdrCEF.exe	93
PID 4876 wrote to memory of 1744	4876	RdrCEF.exe	93
PID 4876 wrote to memory of 1744	4876	RdrCEF.exe	93
PID 4876 wrote to memory of 1744	4876	RdrCEF.exe	93
PID 4876 wrote to memory of 1744	4876	RdrCEF.exe	93
PID 4876 wrote to memory of 1744	4876	RdrCEF.exe	93
PID 4876 wrote to memory of 1744	4876	RdrCEF.exe	93
PID 4876 wrote to memory of 1744	4876	RdrCEF.exe	93
PID 4876 wrote to memory of 1744	4876	RdrCEF.exe	93
PID 4876 wrote to memory of 1744	4876	RdrCEF.exe	93
PID 4876 wrote to memory of 1744	4876	RdrCEF.exe	93
PID 4876 wrote to memory of 1744	4876	RdrCEF.exe	93
PID 4876 wrote to memory of 1744	4876	RdrCEF.exe	93
PID 4876 wrote to memory of 1744	4876	RdrCEF.exe	93
PID 4876 wrote to memory of 2288	4876	RdrCEF.exe	94
PID 4876 wrote to memory of 2288	4876	RdrCEF.exe	94
PID 4876 wrote to memory of 2288	4876	RdrCEF.exe	94
PID 4876 wrote to memory of 2288	4876	RdrCEF.exe	94
PID 4876 wrote to memory of 2288	4876	RdrCEF.exe	94
PID 4876 wrote to memory of 2288	4876	RdrCEF.exe	94
PID 4876 wrote to memory of 2288	4876	RdrCEF.exe	94
PID 4876 wrote to memory of 2288	4876	RdrCEF.exe	94
PID 4876 wrote to memory of 2288	4876	RdrCEF.exe	94
PID 4876 wrote to memory of 2288	4876	RdrCEF.exe	94
PID 4876 wrote to memory of 2288	4876	RdrCEF.exe	94
PID 4876 wrote to memory of 2288	4876	RdrCEF.exe	94
PID 4876 wrote to memory of 2288	4876	RdrCEF.exe	94
PID 4876 wrote to memory of 2288	4876	RdrCEF.exe	94
PID 4876 wrote to memory of 2288	4876	RdrCEF.exe	94
PID 4876 wrote to memory of 2288	4876	RdrCEF.exe	94
PID 4876 wrote to memory of 2288	4876	RdrCEF.exe	94
PID 4876 wrote to memory of 2288	4876	RdrCEF.exe	94
PID 4876 wrote to memory of 2288	4876	RdrCEF.exe	94
PID 4876 wrote to memory of 2288	4876	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\07f921f70637788d2f232b9e559075b2.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:2244
- 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:4876
- - 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=4F95BF6E37B59167D4235CF3C21DA69F --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1744
- - 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=2FBA173AA3802AF6006F7D37594BBC18 --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=2FBA173AA3802AF6006F7D37594BBC18 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2288
- - 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=F8560D5494DBE49C9AD1465209CDB393 --mojo-platform-channel-handle=2160 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3536
- - 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=899F7CE15FE745B7E7742D546ED621AA --mojo-platform-channel-handle=2420 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1556
- - 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=82DB24BA5FDDFF8FDEA70846839267C0 --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=82DB24BA5FDDFF8FDEA70846839267C0 --renderer-client-id=6 --mojo-platform-channel-handle=2388 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5008
- - 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=861B1CD13B2238062C7410B1626DFA28 --mojo-platform-channel-handle=2840 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5068

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
0e1f34dfbb24226e9a0ff8fa6672ddd2

SHA1
28f333e19b8e60da4221feb924e636d3240b69b9

SHA256
b9e16caba7a3ccae195ee4d70383d6a8d961a16fe84f7175eb58a39b70b5aa4b

SHA512
fd9697bd8d053be647cebfe900c62f18eb4e9837294c3aa794d524c10c09ee279b279b230e983bde161f8a0d82b87f5a77dc11bf5a4d0725290905e1e6d9eab8

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