4f9e46a81f8b1d60fce3a73b71d84b5408c071a9fc9a6fef77f98fe8a45753e1

Analysis

max time kernel
141s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
19/12/2023, 11:50

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General

Target

180fae449b71c64fe725afa02ea481c5.pdf
Size

73KB
MD5

180fae449b71c64fe725afa02ea481c5
SHA1

58b7703e680a039645cc12f239ce3c06e38ed68c
SHA256

4f9e46a81f8b1d60fce3a73b71d84b5408c071a9fc9a6fef77f98fe8a45753e1
SHA512

78806d387af6c9c95608c257f395d1a4bb5255516d565759fe1b441d2feb83e4ab09c9827f86821f07492626ce0611b5433c4667232f25df2e66f382d48d95b5
SSDEEP

1536:JQQZ5nmBPZaIYphMTe4wFAHgUN9Cq45GzWrP/LNE3rQOZWUpO7+wq:5TMcIYphMC4wGHg0CtUMi3sO876

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
4084	AcroRd32.exe
4084	AcroRd32.exe
4084	AcroRd32.exe
4084	AcroRd32.exe
4084	AcroRd32.exe
4084	AcroRd32.exe
4084	AcroRd32.exe
4084	AcroRd32.exe
4084	AcroRd32.exe
4084	AcroRd32.exe
4084	AcroRd32.exe
4084	AcroRd32.exe
4084	AcroRd32.exe
4084	AcroRd32.exe
4084	AcroRd32.exe
4084	AcroRd32.exe
4084	AcroRd32.exe
4084	AcroRd32.exe
4084	AcroRd32.exe
4084	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4084	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4084	AcroRd32.exe
4084	AcroRd32.exe
4084	AcroRd32.exe
4084	AcroRd32.exe
4084	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4084 wrote to memory of 2256	4084	AcroRd32.exe	93
PID 4084 wrote to memory of 2256	4084	AcroRd32.exe	93
PID 4084 wrote to memory of 2256	4084	AcroRd32.exe	93
PID 2256 wrote to memory of 1144	2256	RdrCEF.exe	94
PID 2256 wrote to memory of 1144	2256	RdrCEF.exe	94
PID 2256 wrote to memory of 1144	2256	RdrCEF.exe	94
PID 2256 wrote to memory of 1144	2256	RdrCEF.exe	94
PID 2256 wrote to memory of 1144	2256	RdrCEF.exe	94
PID 2256 wrote to memory of 1144	2256	RdrCEF.exe	94
PID 2256 wrote to memory of 1144	2256	RdrCEF.exe	94
PID 2256 wrote to memory of 1144	2256	RdrCEF.exe	94
PID 2256 wrote to memory of 1144	2256	RdrCEF.exe	94
PID 2256 wrote to memory of 1144	2256	RdrCEF.exe	94
PID 2256 wrote to memory of 1144	2256	RdrCEF.exe	94
PID 2256 wrote to memory of 1144	2256	RdrCEF.exe	94
PID 2256 wrote to memory of 1144	2256	RdrCEF.exe	94
PID 2256 wrote to memory of 1144	2256	RdrCEF.exe	94
PID 2256 wrote to memory of 1144	2256	RdrCEF.exe	94
PID 2256 wrote to memory of 1144	2256	RdrCEF.exe	94
PID 2256 wrote to memory of 1144	2256	RdrCEF.exe	94
PID 2256 wrote to memory of 1144	2256	RdrCEF.exe	94
PID 2256 wrote to memory of 1144	2256	RdrCEF.exe	94
PID 2256 wrote to memory of 1144	2256	RdrCEF.exe	94
PID 2256 wrote to memory of 1144	2256	RdrCEF.exe	94
PID 2256 wrote to memory of 1144	2256	RdrCEF.exe	94
PID 2256 wrote to memory of 1144	2256	RdrCEF.exe	94
PID 2256 wrote to memory of 1144	2256	RdrCEF.exe	94
PID 2256 wrote to memory of 1144	2256	RdrCEF.exe	94
PID 2256 wrote to memory of 1144	2256	RdrCEF.exe	94
PID 2256 wrote to memory of 1144	2256	RdrCEF.exe	94
PID 2256 wrote to memory of 1144	2256	RdrCEF.exe	94
PID 2256 wrote to memory of 1144	2256	RdrCEF.exe	94
PID 2256 wrote to memory of 1144	2256	RdrCEF.exe	94
PID 2256 wrote to memory of 1144	2256	RdrCEF.exe	94
PID 2256 wrote to memory of 1144	2256	RdrCEF.exe	94
PID 2256 wrote to memory of 1144	2256	RdrCEF.exe	94
PID 2256 wrote to memory of 1144	2256	RdrCEF.exe	94
PID 2256 wrote to memory of 1144	2256	RdrCEF.exe	94
PID 2256 wrote to memory of 1144	2256	RdrCEF.exe	94
PID 2256 wrote to memory of 1144	2256	RdrCEF.exe	94
PID 2256 wrote to memory of 1144	2256	RdrCEF.exe	94
PID 2256 wrote to memory of 1144	2256	RdrCEF.exe	94
PID 2256 wrote to memory of 1144	2256	RdrCEF.exe	94
PID 2256 wrote to memory of 1144	2256	RdrCEF.exe	94
PID 2256 wrote to memory of 5080	2256	RdrCEF.exe	95
PID 2256 wrote to memory of 5080	2256	RdrCEF.exe	95
PID 2256 wrote to memory of 5080	2256	RdrCEF.exe	95
PID 2256 wrote to memory of 5080	2256	RdrCEF.exe	95
PID 2256 wrote to memory of 5080	2256	RdrCEF.exe	95
PID 2256 wrote to memory of 5080	2256	RdrCEF.exe	95
PID 2256 wrote to memory of 5080	2256	RdrCEF.exe	95
PID 2256 wrote to memory of 5080	2256	RdrCEF.exe	95
PID 2256 wrote to memory of 5080	2256	RdrCEF.exe	95
PID 2256 wrote to memory of 5080	2256	RdrCEF.exe	95
PID 2256 wrote to memory of 5080	2256	RdrCEF.exe	95
PID 2256 wrote to memory of 5080	2256	RdrCEF.exe	95
PID 2256 wrote to memory of 5080	2256	RdrCEF.exe	95
PID 2256 wrote to memory of 5080	2256	RdrCEF.exe	95
PID 2256 wrote to memory of 5080	2256	RdrCEF.exe	95
PID 2256 wrote to memory of 5080	2256	RdrCEF.exe	95
PID 2256 wrote to memory of 5080	2256	RdrCEF.exe	95
PID 2256 wrote to memory of 5080	2256	RdrCEF.exe	95
PID 2256 wrote to memory of 5080	2256	RdrCEF.exe	95
PID 2256 wrote to memory of 5080	2256	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\180fae449b71c64fe725afa02ea481c5.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:4084
- 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:2256
- - 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=B61280968567E1808753BC93CF330C56 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1144
- - 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=6FDAA2B6AEF87297061955F15575888D --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=6FDAA2B6AEF87297061955F15575888D --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5080
- - 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=74B3086A5B50316322335163842D8B71 --mojo-platform-channel-handle=2300 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4440
- - 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=B7DDFE8C7D792BE18EADCF73CAE167DE --mojo-platform-channel-handle=2416 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3196
- - 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=05C6E56C15E839C5C4D337A25B126763 --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=05C6E56C15E839C5C4D337A25B126763 --renderer-client-id=6 --mojo-platform-channel-handle=1728 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3384
- - 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=65240BDA2770AE882525F00686E577E0 --mojo-platform-channel-handle=2720 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4088

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4388

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
cc1881a133e20568cf40d4190b3714e4

SHA1
4433b0db8f529a278759af214ae66ec7b72cebf1

SHA256
0613e23f816078c3458b01f26e2392fc3c2d18e0280fdb2f28ae4a3f236fca26

SHA512
8288ac3c1c667c2322bfd061c4a20d4e70cf3eb883bb87aa4c8034c7491737265336e624adb01d833c2e6a1c82da09889a51301ab9a217166386e4228f84b2ed

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