e3d1ef4b8969a52f121e9e7daff2b1891f3bf7db090122fa6499efc87ce16c8e

Analysis

max time kernel
141s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
27-01-2024 20:11

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General

Target

7b2b049b2bd03de345050e08c6561ea4.pdf
Size

86KB
MD5

7b2b049b2bd03de345050e08c6561ea4
SHA1

0fe3e26338c71910013c0f674560ad20aea058dd
SHA256

e3d1ef4b8969a52f121e9e7daff2b1891f3bf7db090122fa6499efc87ce16c8e
SHA512

a54045f47e6501cc108c2cdae5a46f0d3c433fe65fc48389149e7fd2028023b4fe7781fd396811e59edb876a569415fbff744c91e62681a8bb01605858e3e495
SSDEEP

1536:moVHnquw5ssijWN79Tcr4Ghu1SbEJTuO24GQYlJU8WspORGW0X2STE1SIT:1VHG9ftI4GhuYbUKO24jYnUXRyTI1F

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-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1456	AcroRd32.exe
1456	AcroRd32.exe
1456	AcroRd32.exe
1456	AcroRd32.exe
1456	AcroRd32.exe
1456	AcroRd32.exe
1456	AcroRd32.exe
1456	AcroRd32.exe
1456	AcroRd32.exe
1456	AcroRd32.exe
1456	AcroRd32.exe
1456	AcroRd32.exe
1456	AcroRd32.exe
1456	AcroRd32.exe
1456	AcroRd32.exe
1456	AcroRd32.exe
1456	AcroRd32.exe
1456	AcroRd32.exe
1456	AcroRd32.exe
1456	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1456	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1456	AcroRd32.exe
1456	AcroRd32.exe
1456	AcroRd32.exe
1456	AcroRd32.exe
1456	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1456 wrote to memory of 1484	1456	AcroRd32.exe	92
PID 1456 wrote to memory of 1484	1456	AcroRd32.exe	92
PID 1456 wrote to memory of 1484	1456	AcroRd32.exe	92
PID 1484 wrote to memory of 3552	1484	RdrCEF.exe	94
PID 1484 wrote to memory of 3552	1484	RdrCEF.exe	94
PID 1484 wrote to memory of 3552	1484	RdrCEF.exe	94
PID 1484 wrote to memory of 3552	1484	RdrCEF.exe	94
PID 1484 wrote to memory of 3552	1484	RdrCEF.exe	94
PID 1484 wrote to memory of 3552	1484	RdrCEF.exe	94
PID 1484 wrote to memory of 3552	1484	RdrCEF.exe	94
PID 1484 wrote to memory of 3552	1484	RdrCEF.exe	94
PID 1484 wrote to memory of 3552	1484	RdrCEF.exe	94
PID 1484 wrote to memory of 3552	1484	RdrCEF.exe	94
PID 1484 wrote to memory of 3552	1484	RdrCEF.exe	94
PID 1484 wrote to memory of 3552	1484	RdrCEF.exe	94
PID 1484 wrote to memory of 3552	1484	RdrCEF.exe	94
PID 1484 wrote to memory of 3552	1484	RdrCEF.exe	94
PID 1484 wrote to memory of 3552	1484	RdrCEF.exe	94
PID 1484 wrote to memory of 3552	1484	RdrCEF.exe	94
PID 1484 wrote to memory of 3552	1484	RdrCEF.exe	94
PID 1484 wrote to memory of 3552	1484	RdrCEF.exe	94
PID 1484 wrote to memory of 3552	1484	RdrCEF.exe	94
PID 1484 wrote to memory of 3552	1484	RdrCEF.exe	94
PID 1484 wrote to memory of 3552	1484	RdrCEF.exe	94
PID 1484 wrote to memory of 3552	1484	RdrCEF.exe	94
PID 1484 wrote to memory of 3552	1484	RdrCEF.exe	94
PID 1484 wrote to memory of 3552	1484	RdrCEF.exe	94
PID 1484 wrote to memory of 3552	1484	RdrCEF.exe	94
PID 1484 wrote to memory of 3552	1484	RdrCEF.exe	94
PID 1484 wrote to memory of 3552	1484	RdrCEF.exe	94
PID 1484 wrote to memory of 3552	1484	RdrCEF.exe	94
PID 1484 wrote to memory of 3552	1484	RdrCEF.exe	94
PID 1484 wrote to memory of 3552	1484	RdrCEF.exe	94
PID 1484 wrote to memory of 3552	1484	RdrCEF.exe	94
PID 1484 wrote to memory of 3552	1484	RdrCEF.exe	94
PID 1484 wrote to memory of 3552	1484	RdrCEF.exe	94
PID 1484 wrote to memory of 3552	1484	RdrCEF.exe	94
PID 1484 wrote to memory of 3552	1484	RdrCEF.exe	94
PID 1484 wrote to memory of 3552	1484	RdrCEF.exe	94
PID 1484 wrote to memory of 3552	1484	RdrCEF.exe	94
PID 1484 wrote to memory of 3552	1484	RdrCEF.exe	94
PID 1484 wrote to memory of 3552	1484	RdrCEF.exe	94
PID 1484 wrote to memory of 3552	1484	RdrCEF.exe	94
PID 1484 wrote to memory of 3552	1484	RdrCEF.exe	94
PID 1484 wrote to memory of 2152	1484	RdrCEF.exe	95
PID 1484 wrote to memory of 2152	1484	RdrCEF.exe	95
PID 1484 wrote to memory of 2152	1484	RdrCEF.exe	95
PID 1484 wrote to memory of 2152	1484	RdrCEF.exe	95
PID 1484 wrote to memory of 2152	1484	RdrCEF.exe	95
PID 1484 wrote to memory of 2152	1484	RdrCEF.exe	95
PID 1484 wrote to memory of 2152	1484	RdrCEF.exe	95
PID 1484 wrote to memory of 2152	1484	RdrCEF.exe	95
PID 1484 wrote to memory of 2152	1484	RdrCEF.exe	95
PID 1484 wrote to memory of 2152	1484	RdrCEF.exe	95
PID 1484 wrote to memory of 2152	1484	RdrCEF.exe	95
PID 1484 wrote to memory of 2152	1484	RdrCEF.exe	95
PID 1484 wrote to memory of 2152	1484	RdrCEF.exe	95
PID 1484 wrote to memory of 2152	1484	RdrCEF.exe	95
PID 1484 wrote to memory of 2152	1484	RdrCEF.exe	95
PID 1484 wrote to memory of 2152	1484	RdrCEF.exe	95
PID 1484 wrote to memory of 2152	1484	RdrCEF.exe	95
PID 1484 wrote to memory of 2152	1484	RdrCEF.exe	95
PID 1484 wrote to memory of 2152	1484	RdrCEF.exe	95
PID 1484 wrote to memory of 2152	1484	RdrCEF.exe	95

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\7b2b049b2bd03de345050e08c6561ea4.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:1456
- 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:1484
- - 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=C86E00B85D07A39DE4D122E1D963F438 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3552
- - 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=5B80EAD45D418C9AB88531FAA9BFBDFD --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=5B80EAD45D418C9AB88531FAA9BFBDFD --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2152
- - 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=4CB8392ED0CA8EBC74CB7EB0B7A1E943 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4484
- - 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=0C5863069E0F04E7B0FFFB3A3E7A1C96 --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=0C5863069E0F04E7B0FFFB3A3E7A1C96 --renderer-client-id=5 --mojo-platform-channel-handle=1952 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1232
- - 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=2C48F20CC9ACF8AD82DB5C532442FE1C --mojo-platform-channel-handle=2436 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1320
- - 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=E1E56379CDEED2A25030AF9871845917 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4928

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
485a4901462005d8e70b9cbc0538d7d9

SHA1
7d821da02d4abcf705fe3b33eafdda5bdb59cf6b

SHA256
767cb452fe5804ff468529799b2732906cd9815200a59d69fc25e08da2009837

SHA512
6074f39d132073e8bc93854b078edd3eb2eea850b1150b5d7f3ff1262ece0f20114af15e3eb8f242a29f9c3b7b68816c44d4ecc863e34cd99d3caea4e09c2d2f

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/1456-26-0x000000000B900000-0x000000000B950000-memory.dmp

Filesize
320KB

Download