1ec8bdb6ce6c013fef293b246e2c0a430e80828a91d3ae684787c0c5e5f53693

Analysis

max time kernel
141s
max time network
136s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
16/02/2024, 02:07

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
9f2b504a00a0822508e689cff34cbaec.pdf
Size 9KB
Sample240216-cj475afc64
SHA256 1ec8bdb6ce6c013fef293b246e2c0a430e80828a91d3ae684787c0c5e5f53693
MD5 9f2b504a00a0822508e689cff34cbaec
SHA1 cbb195736ebd88cbacb276e825d4a4e02b3c1855
SHA512 3c009eb860fc2ddba7bb77f227c1d19b604d33aadfbfd08d13ef33bd7a43c28d4cf28f1dcf1f914cb080a44631b7874d97aa8e05bc8bb1459cb7aaa3ea77eb48
SSDEEP 192:WPz4ULMxLIKXHszsQGqLVHupi727wOGLBFUHmWkliOG8ZURuVbkYj+vWw24lUkC+:WPz4ULMxLIKXHsAwVHMi6GLBFUHMiOd2
MD5 SHA1 SHA512 SSDEEP

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-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2696	AcroRd32.exe
2696	AcroRd32.exe
2696	AcroRd32.exe
2696	AcroRd32.exe
2696	AcroRd32.exe
2696	AcroRd32.exe
2696	AcroRd32.exe
2696	AcroRd32.exe
2696	AcroRd32.exe
2696	AcroRd32.exe
2696	AcroRd32.exe
2696	AcroRd32.exe
2696	AcroRd32.exe
2696	AcroRd32.exe
2696	AcroRd32.exe
2696	AcroRd32.exe
2696	AcroRd32.exe
2696	AcroRd32.exe
2696	AcroRd32.exe
2696	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2696	AcroRd32.exe

Suspicious use of SetWindowsHookEx 7 IoCs

pid	Process
2696	AcroRd32.exe
2696	AcroRd32.exe
2696	AcroRd32.exe
2696	AcroRd32.exe
2696	AcroRd32.exe
2696	AcroRd32.exe
2696	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2696 wrote to memory of 4956	2696	AcroRd32.exe	85
PID 2696 wrote to memory of 4956	2696	AcroRd32.exe	85
PID 2696 wrote to memory of 4956	2696	AcroRd32.exe	85
PID 4956 wrote to memory of 3860	4956	RdrCEF.exe	86
PID 4956 wrote to memory of 3860	4956	RdrCEF.exe	86
PID 4956 wrote to memory of 3860	4956	RdrCEF.exe	86
PID 4956 wrote to memory of 3860	4956	RdrCEF.exe	86
PID 4956 wrote to memory of 3860	4956	RdrCEF.exe	86
PID 4956 wrote to memory of 3860	4956	RdrCEF.exe	86
PID 4956 wrote to memory of 3860	4956	RdrCEF.exe	86
PID 4956 wrote to memory of 3860	4956	RdrCEF.exe	86
PID 4956 wrote to memory of 3860	4956	RdrCEF.exe	86
PID 4956 wrote to memory of 3860	4956	RdrCEF.exe	86
PID 4956 wrote to memory of 3860	4956	RdrCEF.exe	86
PID 4956 wrote to memory of 3860	4956	RdrCEF.exe	86
PID 4956 wrote to memory of 3860	4956	RdrCEF.exe	86
PID 4956 wrote to memory of 3860	4956	RdrCEF.exe	86
PID 4956 wrote to memory of 3860	4956	RdrCEF.exe	86
PID 4956 wrote to memory of 3860	4956	RdrCEF.exe	86
PID 4956 wrote to memory of 3860	4956	RdrCEF.exe	86
PID 4956 wrote to memory of 3860	4956	RdrCEF.exe	86
PID 4956 wrote to memory of 3860	4956	RdrCEF.exe	86
PID 4956 wrote to memory of 3860	4956	RdrCEF.exe	86
PID 4956 wrote to memory of 3860	4956	RdrCEF.exe	86
PID 4956 wrote to memory of 3860	4956	RdrCEF.exe	86
PID 4956 wrote to memory of 3860	4956	RdrCEF.exe	86
PID 4956 wrote to memory of 3860	4956	RdrCEF.exe	86
PID 4956 wrote to memory of 3860	4956	RdrCEF.exe	86
PID 4956 wrote to memory of 3860	4956	RdrCEF.exe	86
PID 4956 wrote to memory of 3860	4956	RdrCEF.exe	86
PID 4956 wrote to memory of 3860	4956	RdrCEF.exe	86
PID 4956 wrote to memory of 3860	4956	RdrCEF.exe	86
PID 4956 wrote to memory of 3860	4956	RdrCEF.exe	86
PID 4956 wrote to memory of 3860	4956	RdrCEF.exe	86
PID 4956 wrote to memory of 3860	4956	RdrCEF.exe	86
PID 4956 wrote to memory of 3860	4956	RdrCEF.exe	86
PID 4956 wrote to memory of 3860	4956	RdrCEF.exe	86
PID 4956 wrote to memory of 3860	4956	RdrCEF.exe	86
PID 4956 wrote to memory of 3860	4956	RdrCEF.exe	86
PID 4956 wrote to memory of 3860	4956	RdrCEF.exe	86
PID 4956 wrote to memory of 3860	4956	RdrCEF.exe	86
PID 4956 wrote to memory of 3860	4956	RdrCEF.exe	86
PID 4956 wrote to memory of 3860	4956	RdrCEF.exe	86
PID 4956 wrote to memory of 3860	4956	RdrCEF.exe	86
PID 4956 wrote to memory of 464	4956	RdrCEF.exe	87
PID 4956 wrote to memory of 464	4956	RdrCEF.exe	87
PID 4956 wrote to memory of 464	4956	RdrCEF.exe	87
PID 4956 wrote to memory of 464	4956	RdrCEF.exe	87
PID 4956 wrote to memory of 464	4956	RdrCEF.exe	87
PID 4956 wrote to memory of 464	4956	RdrCEF.exe	87
PID 4956 wrote to memory of 464	4956	RdrCEF.exe	87
PID 4956 wrote to memory of 464	4956	RdrCEF.exe	87
PID 4956 wrote to memory of 464	4956	RdrCEF.exe	87
PID 4956 wrote to memory of 464	4956	RdrCEF.exe	87
PID 4956 wrote to memory of 464	4956	RdrCEF.exe	87
PID 4956 wrote to memory of 464	4956	RdrCEF.exe	87
PID 4956 wrote to memory of 464	4956	RdrCEF.exe	87
PID 4956 wrote to memory of 464	4956	RdrCEF.exe	87
PID 4956 wrote to memory of 464	4956	RdrCEF.exe	87
PID 4956 wrote to memory of 464	4956	RdrCEF.exe	87
PID 4956 wrote to memory of 464	4956	RdrCEF.exe	87
PID 4956 wrote to memory of 464	4956	RdrCEF.exe	87
PID 4956 wrote to memory of 464	4956	RdrCEF.exe	87
PID 4956 wrote to memory of 464	4956	RdrCEF.exe	87

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\9f2b504a00a0822508e689cff34cbaec.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:2696
- 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:4956
- - 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=824C40B8FE729BECB3CE13CEF71C558B --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3860
- - 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=545F3BCBA4AFEEDBF976C2E4E567FAD5 --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=545F3BCBA4AFEEDBF976C2E4E567FAD5 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:464
- - 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=A61A7E4DFADA3ADF91CDE6DCCF6E9FE4 --mojo-platform-channel-handle=2184 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2676
- - 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=6359C4765F020DF59CCCF44A959ED996 --mojo-platform-channel-handle=2340 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2396
- - 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=9E4F5C66981199F831C709EE8607D12D --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=9E4F5C66981199F831C709EE8607D12D --renderer-client-id=6 --mojo-platform-channel-handle=2308 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3144
- - 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=717FE49510E16E3F9F7C4025E0DD274C --mojo-platform-channel-handle=2824 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:924

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2412

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

ReaderMessages

Path C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages
Size 64KB
SHA256 a9439294e52d649b6f63e5aaf7047f10543488080a55ba8f44d1090daa244b97
MD5 4cb27c49671864e73602cbe64716c521
SHA1 39f319307e23a96855944e74e28ceedf218bf604
SHA512 b7732a27ab3f1d69a791085e00eec308435ad92da725d98e36f9d2e3829a74a6c2e7a1047b80f1e216c051c9d4ce025881f809ded2b06ab3aa2e73ce103dfbda
SSDEEP 384:yeudThatELJ8SWvDTGJCesZsLglKhubvGZsLRZh+vS4:V+elZsLQCZsL3hUS4
MD5 SHA1 SHA512 SSDEEP

Submit Download

ReaderMessages

Path C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages
Size 36KB
SHA256 b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
MD5 b30d3becc8731792523d599d949e63f5
SHA1 19350257e42d7aee17fb3bf139a9d3adb330fad4
SHA512 523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
SSDEEP 24:TLiXlzkrFsgIFsxX3pALXmnHpkDGjmcxBSkomXk+2m9RFTsyg+wmf9Mzm+Zs3tGl:TqlmFTIF3XmHjBoGGR+jMz+LhT
MD5 SHA1 SHA512 SSDEEP

Submit Download

ReaderMessages

Path C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages
Size 56KB
SHA256 111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
MD5 752a1f26b18748311b691c7d8fc20633
SHA1 c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA512 a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5
SSDEEP 192:wedRBvVrThe4p4/KhTB4p4CitZtkZsLRGVDbw6H3ph+v3YQa9:weZdThkKhBvkZsLRGlzh+vS9
MD5 SHA1 SHA512 SSDEEP

Submit Download