ddfda97d3d57d7886b704eae534fdf90c35bc1cf635be342f3981c5187f06271

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
10/03/2024, 05:18

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General

Target

bdc2059f810ec45540fe64a69a267c2f.pdf
Size

38KB
MD5

bdc2059f810ec45540fe64a69a267c2f
SHA1

34cbf94fab5af1c22c6ddd99d31965cf6f43b1c9
SHA256

ddfda97d3d57d7886b704eae534fdf90c35bc1cf635be342f3981c5187f06271
SHA512

d0a92cf19873cb6dc6dc92739306f33f063382909ed8eb9fb3260955dcb0075c37b34058c49970e15860391319fa154808de30c76588f41d4ce620e8ba2dca68
SSDEEP

768:Y3oJlVmk2tzdmpUovjy31GoEXeW5F7e8jhoXM6x9FcLSQUG+X8no:Y3oJly0W4XXK8jhoc6Fc9kKo

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-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
400	AcroRd32.exe
400	AcroRd32.exe
400	AcroRd32.exe
400	AcroRd32.exe
400	AcroRd32.exe
400	AcroRd32.exe
400	AcroRd32.exe
400	AcroRd32.exe
400	AcroRd32.exe
400	AcroRd32.exe
400	AcroRd32.exe
400	AcroRd32.exe
400	AcroRd32.exe
400	AcroRd32.exe
400	AcroRd32.exe
400	AcroRd32.exe
400	AcroRd32.exe
400	AcroRd32.exe
400	AcroRd32.exe
400	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
400	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
400	AcroRd32.exe
400	AcroRd32.exe
400	AcroRd32.exe
400	AcroRd32.exe
400	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 400 wrote to memory of 4732	400	AcroRd32.exe	91
PID 400 wrote to memory of 4732	400	AcroRd32.exe	91
PID 400 wrote to memory of 4732	400	AcroRd32.exe	91
PID 4732 wrote to memory of 4860	4732	RdrCEF.exe	92
PID 4732 wrote to memory of 4860	4732	RdrCEF.exe	92
PID 4732 wrote to memory of 4860	4732	RdrCEF.exe	92
PID 4732 wrote to memory of 4860	4732	RdrCEF.exe	92
PID 4732 wrote to memory of 4860	4732	RdrCEF.exe	92
PID 4732 wrote to memory of 4860	4732	RdrCEF.exe	92
PID 4732 wrote to memory of 4860	4732	RdrCEF.exe	92
PID 4732 wrote to memory of 4860	4732	RdrCEF.exe	92
PID 4732 wrote to memory of 4860	4732	RdrCEF.exe	92
PID 4732 wrote to memory of 4860	4732	RdrCEF.exe	92
PID 4732 wrote to memory of 4860	4732	RdrCEF.exe	92
PID 4732 wrote to memory of 4860	4732	RdrCEF.exe	92
PID 4732 wrote to memory of 4860	4732	RdrCEF.exe	92
PID 4732 wrote to memory of 4860	4732	RdrCEF.exe	92
PID 4732 wrote to memory of 4860	4732	RdrCEF.exe	92
PID 4732 wrote to memory of 4860	4732	RdrCEF.exe	92
PID 4732 wrote to memory of 4860	4732	RdrCEF.exe	92
PID 4732 wrote to memory of 4860	4732	RdrCEF.exe	92
PID 4732 wrote to memory of 4860	4732	RdrCEF.exe	92
PID 4732 wrote to memory of 4860	4732	RdrCEF.exe	92
PID 4732 wrote to memory of 4860	4732	RdrCEF.exe	92
PID 4732 wrote to memory of 4860	4732	RdrCEF.exe	92
PID 4732 wrote to memory of 4860	4732	RdrCEF.exe	92
PID 4732 wrote to memory of 4860	4732	RdrCEF.exe	92
PID 4732 wrote to memory of 4860	4732	RdrCEF.exe	92
PID 4732 wrote to memory of 4860	4732	RdrCEF.exe	92
PID 4732 wrote to memory of 4860	4732	RdrCEF.exe	92
PID 4732 wrote to memory of 4860	4732	RdrCEF.exe	92
PID 4732 wrote to memory of 4860	4732	RdrCEF.exe	92
PID 4732 wrote to memory of 4860	4732	RdrCEF.exe	92
PID 4732 wrote to memory of 4860	4732	RdrCEF.exe	92
PID 4732 wrote to memory of 4860	4732	RdrCEF.exe	92
PID 4732 wrote to memory of 4860	4732	RdrCEF.exe	92
PID 4732 wrote to memory of 4860	4732	RdrCEF.exe	92
PID 4732 wrote to memory of 4860	4732	RdrCEF.exe	92
PID 4732 wrote to memory of 4860	4732	RdrCEF.exe	92
PID 4732 wrote to memory of 4860	4732	RdrCEF.exe	92
PID 4732 wrote to memory of 4860	4732	RdrCEF.exe	92
PID 4732 wrote to memory of 4860	4732	RdrCEF.exe	92
PID 4732 wrote to memory of 4860	4732	RdrCEF.exe	92
PID 4732 wrote to memory of 4860	4732	RdrCEF.exe	92
PID 4732 wrote to memory of 2404	4732	RdrCEF.exe	93
PID 4732 wrote to memory of 2404	4732	RdrCEF.exe	93
PID 4732 wrote to memory of 2404	4732	RdrCEF.exe	93
PID 4732 wrote to memory of 2404	4732	RdrCEF.exe	93
PID 4732 wrote to memory of 2404	4732	RdrCEF.exe	93
PID 4732 wrote to memory of 2404	4732	RdrCEF.exe	93
PID 4732 wrote to memory of 2404	4732	RdrCEF.exe	93
PID 4732 wrote to memory of 2404	4732	RdrCEF.exe	93
PID 4732 wrote to memory of 2404	4732	RdrCEF.exe	93
PID 4732 wrote to memory of 2404	4732	RdrCEF.exe	93
PID 4732 wrote to memory of 2404	4732	RdrCEF.exe	93
PID 4732 wrote to memory of 2404	4732	RdrCEF.exe	93
PID 4732 wrote to memory of 2404	4732	RdrCEF.exe	93
PID 4732 wrote to memory of 2404	4732	RdrCEF.exe	93
PID 4732 wrote to memory of 2404	4732	RdrCEF.exe	93
PID 4732 wrote to memory of 2404	4732	RdrCEF.exe	93
PID 4732 wrote to memory of 2404	4732	RdrCEF.exe	93
PID 4732 wrote to memory of 2404	4732	RdrCEF.exe	93
PID 4732 wrote to memory of 2404	4732	RdrCEF.exe	93
PID 4732 wrote to memory of 2404	4732	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\bdc2059f810ec45540fe64a69a267c2f.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:400
- 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:4732
- - 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=4F098A8FD3C382CEF73619018A58219A --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4860
- - 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=6DF18334568D6DBD11D6595E10919B23 --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=6DF18334568D6DBD11D6595E10919B23 --renderer-client-id=2 --mojo-platform-channel-handle=1776 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2404
- - 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=5080A0A867F4EA3E285671A5E4FE449D --mojo-platform-channel-handle=2308 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3204
- - 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=3C26306C99EC97B28A6CFC655A826E5D --mojo-platform-channel-handle=1744 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4032
- - 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=3940CDFC49549966B434CF919D1F8F42 --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=3940CDFC49549966B434CF919D1F8F42 --renderer-client-id=6 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2496
- - 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=AE2DDA06236D22AF01729BD562269A86 --mojo-platform-channel-handle=2548 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3996

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1888

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
a510c4e3fb5a88ef29385ed8ce97942b

SHA1
a53b479cd09215bd4e1e0d4a8f76160c9f83bba9

SHA256
1e9eba210d81716f53a8909540a3d34190e6f967300aca576877ce1b4132255a

SHA512
8fb70d38e27a40f1c31e1aaab8dae25ce1d2b0f40d81d0eceae50885360c863bd5895e9407297c709622dd31bacf1057bd52641895c68cd4b00351a9592203bb

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/400-26-0x000000000A680000-0x000000000A6D0000-memory.dmp

Filesize
320KB

Download