330ae886762779183991ae5c1a1b94c53688092e0d75c9287a1620a32100e84e

Analysis

max time kernel
150s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
12/03/2024, 15:56

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General

Target

c3c2db1c2c143d29bb5e3adf1a0b4144.pdf
Size

74KB
MD5

c3c2db1c2c143d29bb5e3adf1a0b4144
SHA1

07e5823e6b14d673a26b9c39a56c6a42aaa217d6
SHA256

330ae886762779183991ae5c1a1b94c53688092e0d75c9287a1620a32100e84e
SHA512

3100ae28204983ab79ae702866747d6771c2def7d604673c1ad4131918f8fe87d29b8dd26b906a005e95a7fecb286996c0c984920822549b0e1be760ed3f1af8
SSDEEP

1536:rq5xPKPVXcQfsIRZk064B5zQSVIZCqd0NOrcKT/HoKhqBBrn:oxPKPJcujk06KfV1rNwf/NQBB

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-1-5-21-513485977-2495024337-1260977654-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2732	AcroRd32.exe
2732	AcroRd32.exe
2732	AcroRd32.exe
2732	AcroRd32.exe
2732	AcroRd32.exe
2732	AcroRd32.exe
2732	AcroRd32.exe
2732	AcroRd32.exe
2732	AcroRd32.exe
2732	AcroRd32.exe
2732	AcroRd32.exe
2732	AcroRd32.exe
2732	AcroRd32.exe
2732	AcroRd32.exe
2732	AcroRd32.exe
2732	AcroRd32.exe
2732	AcroRd32.exe
2732	AcroRd32.exe
2732	AcroRd32.exe
2732	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2732	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2732	AcroRd32.exe
2732	AcroRd32.exe
2732	AcroRd32.exe
2732	AcroRd32.exe
2732	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2732 wrote to memory of 3064	2732	AcroRd32.exe	93
PID 2732 wrote to memory of 3064	2732	AcroRd32.exe	93
PID 2732 wrote to memory of 3064	2732	AcroRd32.exe	93
PID 3064 wrote to memory of 364	3064	RdrCEF.exe	96
PID 3064 wrote to memory of 364	3064	RdrCEF.exe	96
PID 3064 wrote to memory of 364	3064	RdrCEF.exe	96
PID 3064 wrote to memory of 364	3064	RdrCEF.exe	96
PID 3064 wrote to memory of 364	3064	RdrCEF.exe	96
PID 3064 wrote to memory of 364	3064	RdrCEF.exe	96
PID 3064 wrote to memory of 364	3064	RdrCEF.exe	96
PID 3064 wrote to memory of 364	3064	RdrCEF.exe	96
PID 3064 wrote to memory of 364	3064	RdrCEF.exe	96
PID 3064 wrote to memory of 364	3064	RdrCEF.exe	96
PID 3064 wrote to memory of 364	3064	RdrCEF.exe	96
PID 3064 wrote to memory of 364	3064	RdrCEF.exe	96
PID 3064 wrote to memory of 364	3064	RdrCEF.exe	96
PID 3064 wrote to memory of 364	3064	RdrCEF.exe	96
PID 3064 wrote to memory of 364	3064	RdrCEF.exe	96
PID 3064 wrote to memory of 364	3064	RdrCEF.exe	96
PID 3064 wrote to memory of 364	3064	RdrCEF.exe	96
PID 3064 wrote to memory of 364	3064	RdrCEF.exe	96
PID 3064 wrote to memory of 364	3064	RdrCEF.exe	96
PID 3064 wrote to memory of 364	3064	RdrCEF.exe	96
PID 3064 wrote to memory of 364	3064	RdrCEF.exe	96
PID 3064 wrote to memory of 364	3064	RdrCEF.exe	96
PID 3064 wrote to memory of 364	3064	RdrCEF.exe	96
PID 3064 wrote to memory of 364	3064	RdrCEF.exe	96
PID 3064 wrote to memory of 364	3064	RdrCEF.exe	96
PID 3064 wrote to memory of 364	3064	RdrCEF.exe	96
PID 3064 wrote to memory of 364	3064	RdrCEF.exe	96
PID 3064 wrote to memory of 364	3064	RdrCEF.exe	96
PID 3064 wrote to memory of 364	3064	RdrCEF.exe	96
PID 3064 wrote to memory of 364	3064	RdrCEF.exe	96
PID 3064 wrote to memory of 364	3064	RdrCEF.exe	96
PID 3064 wrote to memory of 364	3064	RdrCEF.exe	96
PID 3064 wrote to memory of 364	3064	RdrCEF.exe	96
PID 3064 wrote to memory of 364	3064	RdrCEF.exe	96
PID 3064 wrote to memory of 364	3064	RdrCEF.exe	96
PID 3064 wrote to memory of 364	3064	RdrCEF.exe	96
PID 3064 wrote to memory of 364	3064	RdrCEF.exe	96
PID 3064 wrote to memory of 364	3064	RdrCEF.exe	96
PID 3064 wrote to memory of 364	3064	RdrCEF.exe	96
PID 3064 wrote to memory of 364	3064	RdrCEF.exe	96
PID 3064 wrote to memory of 364	3064	RdrCEF.exe	96
PID 3064 wrote to memory of 4064	3064	RdrCEF.exe	97
PID 3064 wrote to memory of 4064	3064	RdrCEF.exe	97
PID 3064 wrote to memory of 4064	3064	RdrCEF.exe	97
PID 3064 wrote to memory of 4064	3064	RdrCEF.exe	97
PID 3064 wrote to memory of 4064	3064	RdrCEF.exe	97
PID 3064 wrote to memory of 4064	3064	RdrCEF.exe	97
PID 3064 wrote to memory of 4064	3064	RdrCEF.exe	97
PID 3064 wrote to memory of 4064	3064	RdrCEF.exe	97
PID 3064 wrote to memory of 4064	3064	RdrCEF.exe	97
PID 3064 wrote to memory of 4064	3064	RdrCEF.exe	97
PID 3064 wrote to memory of 4064	3064	RdrCEF.exe	97
PID 3064 wrote to memory of 4064	3064	RdrCEF.exe	97
PID 3064 wrote to memory of 4064	3064	RdrCEF.exe	97
PID 3064 wrote to memory of 4064	3064	RdrCEF.exe	97
PID 3064 wrote to memory of 4064	3064	RdrCEF.exe	97
PID 3064 wrote to memory of 4064	3064	RdrCEF.exe	97
PID 3064 wrote to memory of 4064	3064	RdrCEF.exe	97
PID 3064 wrote to memory of 4064	3064	RdrCEF.exe	97
PID 3064 wrote to memory of 4064	3064	RdrCEF.exe	97
PID 3064 wrote to memory of 4064	3064	RdrCEF.exe	97

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\c3c2db1c2c143d29bb5e3adf1a0b4144.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:2732
- 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:3064
- - 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=72738D21F52A4AACB2843F147A4D1958 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:364
- - 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=4F735453041FE09DDFBA428951D79112 --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=4F735453041FE09DDFBA428951D79112 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4064
- - 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=4883805E9E14DFE2A8F4056D7F37F843 --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=4883805E9E14DFE2A8F4056D7F37F843 --renderer-client-id=4 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3216
- - 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=FCB805DA016F24062248C7714D981845 --mojo-platform-channel-handle=2436 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4180
- - 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=908DEE3FFDEAA78EF820890984EC73C0 --mojo-platform-channel-handle=1904 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1824
- - 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=E326B9DBFA927257BFCE84C97AAE2E22 --mojo-platform-channel-handle=2452 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4400

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2764

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
75e1dd4e332748f8ed6d5282e61284d8

SHA1
93256efc564e9426ffc1fc1b419b865ebc022535

SHA256
e8f6cf01b8b2fad46cceba6cfdfa1af01a26d2e4aff25aeaa0282711540adfd2

SHA512
61524ba01e4a74c2e472a9018b1e9b6cd2a2b76491aed58ceddbc857e4987ebf1d8aeca105cdb792ce1f7fc93332ba372cb7aed083c747426e859d00799c110a

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