ea6f5719c50d931ff724bf4f0e2259b1ad258b0e4ea2b479df0a5f609c368873

Analysis

max time kernel
147s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
28/02/2024, 12:50

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General

Target

abeb35ec3b60b7b12b685611a40cdbb5.pdf
Size

89KB
MD5

abeb35ec3b60b7b12b685611a40cdbb5
SHA1

5cdeaf1146aa9c30b2965d5e45a8016b7d1133ef
SHA256

ea6f5719c50d931ff724bf4f0e2259b1ad258b0e4ea2b479df0a5f609c368873
SHA512

308116edcc2fce6c2802fae5418d471ced58a138ef5e1f4ca75cc50af94b5afec8e6536d0f5d2c30d3fc253117673d2cb1a7a71f46e78ea0986eb098880cd7b7
SSDEEP

1536:iTHczR7bSmKnx8oovl891Tsf55frDmdnM6HwyWD2Cla+dEJlW8pO7p0t:kHqKxHovA1I/jDmdMMwdRlxdEJk7A

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-1-5-21-1904519900-954640453-4250331663-1000\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 4716	400	AcroRd32.exe	97
PID 400 wrote to memory of 4716	400	AcroRd32.exe	97
PID 400 wrote to memory of 4716	400	AcroRd32.exe	97
PID 4716 wrote to memory of 4568	4716	RdrCEF.exe	98
PID 4716 wrote to memory of 4568	4716	RdrCEF.exe	98
PID 4716 wrote to memory of 4568	4716	RdrCEF.exe	98
PID 4716 wrote to memory of 4568	4716	RdrCEF.exe	98
PID 4716 wrote to memory of 4568	4716	RdrCEF.exe	98
PID 4716 wrote to memory of 4568	4716	RdrCEF.exe	98
PID 4716 wrote to memory of 4568	4716	RdrCEF.exe	98
PID 4716 wrote to memory of 4568	4716	RdrCEF.exe	98
PID 4716 wrote to memory of 4568	4716	RdrCEF.exe	98
PID 4716 wrote to memory of 4568	4716	RdrCEF.exe	98
PID 4716 wrote to memory of 4568	4716	RdrCEF.exe	98
PID 4716 wrote to memory of 4568	4716	RdrCEF.exe	98
PID 4716 wrote to memory of 4568	4716	RdrCEF.exe	98
PID 4716 wrote to memory of 4568	4716	RdrCEF.exe	98
PID 4716 wrote to memory of 4568	4716	RdrCEF.exe	98
PID 4716 wrote to memory of 4568	4716	RdrCEF.exe	98
PID 4716 wrote to memory of 4568	4716	RdrCEF.exe	98
PID 4716 wrote to memory of 4568	4716	RdrCEF.exe	98
PID 4716 wrote to memory of 4568	4716	RdrCEF.exe	98
PID 4716 wrote to memory of 4568	4716	RdrCEF.exe	98
PID 4716 wrote to memory of 4568	4716	RdrCEF.exe	98
PID 4716 wrote to memory of 4568	4716	RdrCEF.exe	98
PID 4716 wrote to memory of 4568	4716	RdrCEF.exe	98
PID 4716 wrote to memory of 4568	4716	RdrCEF.exe	98
PID 4716 wrote to memory of 4568	4716	RdrCEF.exe	98
PID 4716 wrote to memory of 4568	4716	RdrCEF.exe	98
PID 4716 wrote to memory of 4568	4716	RdrCEF.exe	98
PID 4716 wrote to memory of 4568	4716	RdrCEF.exe	98
PID 4716 wrote to memory of 4568	4716	RdrCEF.exe	98
PID 4716 wrote to memory of 4568	4716	RdrCEF.exe	98
PID 4716 wrote to memory of 4568	4716	RdrCEF.exe	98
PID 4716 wrote to memory of 4568	4716	RdrCEF.exe	98
PID 4716 wrote to memory of 4568	4716	RdrCEF.exe	98
PID 4716 wrote to memory of 4568	4716	RdrCEF.exe	98
PID 4716 wrote to memory of 4568	4716	RdrCEF.exe	98
PID 4716 wrote to memory of 4568	4716	RdrCEF.exe	98
PID 4716 wrote to memory of 4568	4716	RdrCEF.exe	98
PID 4716 wrote to memory of 4568	4716	RdrCEF.exe	98
PID 4716 wrote to memory of 4568	4716	RdrCEF.exe	98
PID 4716 wrote to memory of 4568	4716	RdrCEF.exe	98
PID 4716 wrote to memory of 4568	4716	RdrCEF.exe	98
PID 4716 wrote to memory of 4568	4716	RdrCEF.exe	98
PID 4716 wrote to memory of 4568	4716	RdrCEF.exe	98
PID 4716 wrote to memory of 3080	4716	RdrCEF.exe	99
PID 4716 wrote to memory of 3080	4716	RdrCEF.exe	99
PID 4716 wrote to memory of 3080	4716	RdrCEF.exe	99
PID 4716 wrote to memory of 3080	4716	RdrCEF.exe	99
PID 4716 wrote to memory of 3080	4716	RdrCEF.exe	99
PID 4716 wrote to memory of 3080	4716	RdrCEF.exe	99
PID 4716 wrote to memory of 3080	4716	RdrCEF.exe	99
PID 4716 wrote to memory of 3080	4716	RdrCEF.exe	99
PID 4716 wrote to memory of 3080	4716	RdrCEF.exe	99
PID 4716 wrote to memory of 3080	4716	RdrCEF.exe	99
PID 4716 wrote to memory of 3080	4716	RdrCEF.exe	99
PID 4716 wrote to memory of 3080	4716	RdrCEF.exe	99
PID 4716 wrote to memory of 3080	4716	RdrCEF.exe	99
PID 4716 wrote to memory of 3080	4716	RdrCEF.exe	99
PID 4716 wrote to memory of 3080	4716	RdrCEF.exe	99
PID 4716 wrote to memory of 3080	4716	RdrCEF.exe	99
PID 4716 wrote to memory of 3080	4716	RdrCEF.exe	99
PID 4716 wrote to memory of 3080	4716	RdrCEF.exe	99

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\abeb35ec3b60b7b12b685611a40cdbb5.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:4716
- - 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=6608F800028B67C42200F44D825A3275 --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=6608F800028B67C42200F44D825A3275 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4568
- - 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=3BA8D1E6BFF06B45219EF9DD3C46615C --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3080
- - 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=E5BB9B3A03DE06CC24BB2132FB784AE6 --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=E5BB9B3A03DE06CC24BB2132FB784AE6 --renderer-client-id=4 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1640
- - 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=EE9B0C44B56CA686F26790175F927755 --mojo-platform-channel-handle=2440 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:116
- - 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=FD7633A02F8774A276432FD2BE8CE558 --mojo-platform-channel-handle=2688 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3364
- - 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=7278634BF246693FC384A9FA69FA14DA --mojo-platform-channel-handle=2116 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5020

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:368

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4152 --field-trial-handle=2700,i,14629483171127516024,12350888228055326066,262144 --variations-seed-version /prefetch:8
1⤵
PID:1376

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
261adf9279fa7a12cd2b557469ffbc55

SHA1
8e9da6bd822c8abcf50c55539ee2817be691afbe

SHA256
7453a5bc0f3c14b99b7819277d29e7be1aac68b6be395ea52f20f32fc97a4661

SHA512
ac43e4b5bea3ded379e6041a666ad45a332a748d01bc1c131d6c7527b7b05dbddcd47022c6001772a0df248b77c0b03200ce4ce6d4ee10a38150d40a854a12bf

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