d81f49015f22a744180c52e9fe25f71798034aa3f05804dd2b7cb30ced5f874f

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, 04:58

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General

Target

bdb80dee70f545175c590c4d9172bd2e.pdf
Size

98KB
MD5

bdb80dee70f545175c590c4d9172bd2e
SHA1

d426fd7571c342f84b07700146b9d8a63797b75a
SHA256

d81f49015f22a744180c52e9fe25f71798034aa3f05804dd2b7cb30ced5f874f
SHA512

ed5cb5125631e634cb9bcb4cad8379a06923f04cd148cf7f9733241af2ffb59d31a30c3b549ce0d79b6df91a1e23d32e45a5c23b0877fa945486b63f41a9a422
SSDEEP

1536:gyPsaux6170rvkq/rpUjDGyxRMKD17VYKUIAwu0xW1adB8W8pO73W6box7cDGh7i:kCgMq1UXP0KmzJl0O2BP7fboxdU

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-1-5-21-3270530367-132075249-2153716227-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3752	AcroRd32.exe
3752	AcroRd32.exe
3752	AcroRd32.exe
3752	AcroRd32.exe
3752	AcroRd32.exe
3752	AcroRd32.exe
3752	AcroRd32.exe
3752	AcroRd32.exe
3752	AcroRd32.exe
3752	AcroRd32.exe
3752	AcroRd32.exe
3752	AcroRd32.exe
3752	AcroRd32.exe
3752	AcroRd32.exe
3752	AcroRd32.exe
3752	AcroRd32.exe
3752	AcroRd32.exe
3752	AcroRd32.exe
3752	AcroRd32.exe
3752	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3752	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3752	AcroRd32.exe
3752	AcroRd32.exe
3752	AcroRd32.exe
3752	AcroRd32.exe
3752	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3752 wrote to memory of 2292	3752	AcroRd32.exe	93
PID 3752 wrote to memory of 2292	3752	AcroRd32.exe	93
PID 3752 wrote to memory of 2292	3752	AcroRd32.exe	93
PID 2292 wrote to memory of 528	2292	RdrCEF.exe	94
PID 2292 wrote to memory of 528	2292	RdrCEF.exe	94
PID 2292 wrote to memory of 528	2292	RdrCEF.exe	94
PID 2292 wrote to memory of 528	2292	RdrCEF.exe	94
PID 2292 wrote to memory of 528	2292	RdrCEF.exe	94
PID 2292 wrote to memory of 528	2292	RdrCEF.exe	94
PID 2292 wrote to memory of 528	2292	RdrCEF.exe	94
PID 2292 wrote to memory of 528	2292	RdrCEF.exe	94
PID 2292 wrote to memory of 528	2292	RdrCEF.exe	94
PID 2292 wrote to memory of 528	2292	RdrCEF.exe	94
PID 2292 wrote to memory of 528	2292	RdrCEF.exe	94
PID 2292 wrote to memory of 528	2292	RdrCEF.exe	94
PID 2292 wrote to memory of 528	2292	RdrCEF.exe	94
PID 2292 wrote to memory of 528	2292	RdrCEF.exe	94
PID 2292 wrote to memory of 528	2292	RdrCEF.exe	94
PID 2292 wrote to memory of 528	2292	RdrCEF.exe	94
PID 2292 wrote to memory of 528	2292	RdrCEF.exe	94
PID 2292 wrote to memory of 528	2292	RdrCEF.exe	94
PID 2292 wrote to memory of 528	2292	RdrCEF.exe	94
PID 2292 wrote to memory of 528	2292	RdrCEF.exe	94
PID 2292 wrote to memory of 528	2292	RdrCEF.exe	94
PID 2292 wrote to memory of 528	2292	RdrCEF.exe	94
PID 2292 wrote to memory of 528	2292	RdrCEF.exe	94
PID 2292 wrote to memory of 528	2292	RdrCEF.exe	94
PID 2292 wrote to memory of 528	2292	RdrCEF.exe	94
PID 2292 wrote to memory of 528	2292	RdrCEF.exe	94
PID 2292 wrote to memory of 528	2292	RdrCEF.exe	94
PID 2292 wrote to memory of 528	2292	RdrCEF.exe	94
PID 2292 wrote to memory of 528	2292	RdrCEF.exe	94
PID 2292 wrote to memory of 528	2292	RdrCEF.exe	94
PID 2292 wrote to memory of 528	2292	RdrCEF.exe	94
PID 2292 wrote to memory of 528	2292	RdrCEF.exe	94
PID 2292 wrote to memory of 528	2292	RdrCEF.exe	94
PID 2292 wrote to memory of 528	2292	RdrCEF.exe	94
PID 2292 wrote to memory of 528	2292	RdrCEF.exe	94
PID 2292 wrote to memory of 528	2292	RdrCEF.exe	94
PID 2292 wrote to memory of 528	2292	RdrCEF.exe	94
PID 2292 wrote to memory of 528	2292	RdrCEF.exe	94
PID 2292 wrote to memory of 528	2292	RdrCEF.exe	94
PID 2292 wrote to memory of 528	2292	RdrCEF.exe	94
PID 2292 wrote to memory of 528	2292	RdrCEF.exe	94
PID 2292 wrote to memory of 3576	2292	RdrCEF.exe	95
PID 2292 wrote to memory of 3576	2292	RdrCEF.exe	95
PID 2292 wrote to memory of 3576	2292	RdrCEF.exe	95
PID 2292 wrote to memory of 3576	2292	RdrCEF.exe	95
PID 2292 wrote to memory of 3576	2292	RdrCEF.exe	95
PID 2292 wrote to memory of 3576	2292	RdrCEF.exe	95
PID 2292 wrote to memory of 3576	2292	RdrCEF.exe	95
PID 2292 wrote to memory of 3576	2292	RdrCEF.exe	95
PID 2292 wrote to memory of 3576	2292	RdrCEF.exe	95
PID 2292 wrote to memory of 3576	2292	RdrCEF.exe	95
PID 2292 wrote to memory of 3576	2292	RdrCEF.exe	95
PID 2292 wrote to memory of 3576	2292	RdrCEF.exe	95
PID 2292 wrote to memory of 3576	2292	RdrCEF.exe	95
PID 2292 wrote to memory of 3576	2292	RdrCEF.exe	95
PID 2292 wrote to memory of 3576	2292	RdrCEF.exe	95
PID 2292 wrote to memory of 3576	2292	RdrCEF.exe	95
PID 2292 wrote to memory of 3576	2292	RdrCEF.exe	95
PID 2292 wrote to memory of 3576	2292	RdrCEF.exe	95
PID 2292 wrote to memory of 3576	2292	RdrCEF.exe	95
PID 2292 wrote to memory of 3576	2292	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\bdb80dee70f545175c590c4d9172bd2e.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:3752
- 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:2292
- - 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=CA8488EB4F4D20A975E1C3870BBCA815 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:528
- - 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=2E8FE30729259A82E307B68F64AE8007 --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=2E8FE30729259A82E307B68F64AE8007 --renderer-client-id=2 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3576
- - 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=2D0369F337B41E6E4635B48F1FC48BE9 --mojo-platform-channel-handle=2160 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4728
- - 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=6B417EA68E47D9CA933A1E36F0E8D6F3 --mojo-platform-channel-handle=1964 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2128
- - 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=D8904DC528D1462C568D6B7EE3E5549A --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=D8904DC528D1462C568D6B7EE3E5549A --renderer-client-id=6 --mojo-platform-channel-handle=2280 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3748
- - 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=7884AE5DC40D1BE47285545690488DB4 --mojo-platform-channel-handle=2700 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4740

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2480

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
4c64db1a04b12974769e122d8fd76dc7

SHA1
a668a2d06ca73f751d0c38ea6b6804bff2efd617

SHA256
1e456f0e03e4a17e03ad0e6a7e7786992678cb97f4f9b9f054d66dd466bc01ae

SHA512
48df6fa6d7566c9f455d34c8ca982474c239452ca7e993ee850e87c8b74d3b577f130a10bfa252620fe8f7a685eb90b5c0a07174e5e4f0b20892246e42b2e004

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