e94484c715c000528f1d2b187403317f159b703aea991c17255c80b3bc3d3b2f

Analysis

max time kernel
150s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
22-12-2023 13:50

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General

Target

aeb95e6b80ea294778033368de4937a3.pdf
Size

47KB
MD5

aeb95e6b80ea294778033368de4937a3
SHA1

0cf5f6607bc6339e0b359ba7673bfc2333adb778
SHA256

e94484c715c000528f1d2b187403317f159b703aea991c17255c80b3bc3d3b2f
SHA512

6ace0865d47035787e26ddf7294d41c4844b5c5c34ce1c6b0b419c1a6e067a5b78bdc019e71ae2db2cf4e8467b5bf24e7ee39ea40fe029d86529cd87f4efc034
SSDEEP

768:FoSG/CHZfijseStk4gyRg29yAMcoYRlDonhANUqwaqVrRc+nY7untr:aSGY1JGgyyRlchAJqXpYqr

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-1-5-21-996941297-2279405024-2328152752-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
312	AcroRd32.exe
312	AcroRd32.exe
312	AcroRd32.exe
312	AcroRd32.exe
312	AcroRd32.exe
312	AcroRd32.exe
312	AcroRd32.exe
312	AcroRd32.exe
312	AcroRd32.exe
312	AcroRd32.exe
312	AcroRd32.exe
312	AcroRd32.exe
312	AcroRd32.exe
312	AcroRd32.exe
312	AcroRd32.exe
312	AcroRd32.exe
312	AcroRd32.exe
312	AcroRd32.exe
312	AcroRd32.exe
312	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
312	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
312	AcroRd32.exe
312	AcroRd32.exe
312	AcroRd32.exe
312	AcroRd32.exe
312	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 312 wrote to memory of 3940	312	AcroRd32.exe	93
PID 312 wrote to memory of 3940	312	AcroRd32.exe	93
PID 312 wrote to memory of 3940	312	AcroRd32.exe	93
PID 3940 wrote to memory of 3456	3940	RdrCEF.exe	96
PID 3940 wrote to memory of 3456	3940	RdrCEF.exe	96
PID 3940 wrote to memory of 3456	3940	RdrCEF.exe	96
PID 3940 wrote to memory of 3456	3940	RdrCEF.exe	96
PID 3940 wrote to memory of 3456	3940	RdrCEF.exe	96
PID 3940 wrote to memory of 3456	3940	RdrCEF.exe	96
PID 3940 wrote to memory of 3456	3940	RdrCEF.exe	96
PID 3940 wrote to memory of 3456	3940	RdrCEF.exe	96
PID 3940 wrote to memory of 3456	3940	RdrCEF.exe	96
PID 3940 wrote to memory of 3456	3940	RdrCEF.exe	96
PID 3940 wrote to memory of 3456	3940	RdrCEF.exe	96
PID 3940 wrote to memory of 3456	3940	RdrCEF.exe	96
PID 3940 wrote to memory of 3456	3940	RdrCEF.exe	96
PID 3940 wrote to memory of 3456	3940	RdrCEF.exe	96
PID 3940 wrote to memory of 3456	3940	RdrCEF.exe	96
PID 3940 wrote to memory of 3456	3940	RdrCEF.exe	96
PID 3940 wrote to memory of 3456	3940	RdrCEF.exe	96
PID 3940 wrote to memory of 3456	3940	RdrCEF.exe	96
PID 3940 wrote to memory of 3456	3940	RdrCEF.exe	96
PID 3940 wrote to memory of 3456	3940	RdrCEF.exe	96
PID 3940 wrote to memory of 3456	3940	RdrCEF.exe	96
PID 3940 wrote to memory of 3456	3940	RdrCEF.exe	96
PID 3940 wrote to memory of 3456	3940	RdrCEF.exe	96
PID 3940 wrote to memory of 3456	3940	RdrCEF.exe	96
PID 3940 wrote to memory of 3456	3940	RdrCEF.exe	96
PID 3940 wrote to memory of 3456	3940	RdrCEF.exe	96
PID 3940 wrote to memory of 3456	3940	RdrCEF.exe	96
PID 3940 wrote to memory of 3456	3940	RdrCEF.exe	96
PID 3940 wrote to memory of 3456	3940	RdrCEF.exe	96
PID 3940 wrote to memory of 3456	3940	RdrCEF.exe	96
PID 3940 wrote to memory of 3456	3940	RdrCEF.exe	96
PID 3940 wrote to memory of 3456	3940	RdrCEF.exe	96
PID 3940 wrote to memory of 3456	3940	RdrCEF.exe	96
PID 3940 wrote to memory of 3456	3940	RdrCEF.exe	96
PID 3940 wrote to memory of 3456	3940	RdrCEF.exe	96
PID 3940 wrote to memory of 3456	3940	RdrCEF.exe	96
PID 3940 wrote to memory of 3456	3940	RdrCEF.exe	96
PID 3940 wrote to memory of 3456	3940	RdrCEF.exe	96
PID 3940 wrote to memory of 3456	3940	RdrCEF.exe	96
PID 3940 wrote to memory of 3456	3940	RdrCEF.exe	96
PID 3940 wrote to memory of 3456	3940	RdrCEF.exe	96
PID 3940 wrote to memory of 2224	3940	RdrCEF.exe	97
PID 3940 wrote to memory of 2224	3940	RdrCEF.exe	97
PID 3940 wrote to memory of 2224	3940	RdrCEF.exe	97
PID 3940 wrote to memory of 2224	3940	RdrCEF.exe	97
PID 3940 wrote to memory of 2224	3940	RdrCEF.exe	97
PID 3940 wrote to memory of 2224	3940	RdrCEF.exe	97
PID 3940 wrote to memory of 2224	3940	RdrCEF.exe	97
PID 3940 wrote to memory of 2224	3940	RdrCEF.exe	97
PID 3940 wrote to memory of 2224	3940	RdrCEF.exe	97
PID 3940 wrote to memory of 2224	3940	RdrCEF.exe	97
PID 3940 wrote to memory of 2224	3940	RdrCEF.exe	97
PID 3940 wrote to memory of 2224	3940	RdrCEF.exe	97
PID 3940 wrote to memory of 2224	3940	RdrCEF.exe	97
PID 3940 wrote to memory of 2224	3940	RdrCEF.exe	97
PID 3940 wrote to memory of 2224	3940	RdrCEF.exe	97
PID 3940 wrote to memory of 2224	3940	RdrCEF.exe	97
PID 3940 wrote to memory of 2224	3940	RdrCEF.exe	97
PID 3940 wrote to memory of 2224	3940	RdrCEF.exe	97
PID 3940 wrote to memory of 2224	3940	RdrCEF.exe	97
PID 3940 wrote to memory of 2224	3940	RdrCEF.exe	97

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\aeb95e6b80ea294778033368de4937a3.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:312
- 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:3940
- - 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=004EA64A3F1358DB85386F145DB10B26 --mojo-platform-channel-handle=1724 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3456
- - 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=51189633E74C9D155CF7FAD1C502957D --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=51189633E74C9D155CF7FAD1C502957D --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2224
- - 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=5EB36F19A16B2891A2DEB90C6F7B50AF --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=5EB36F19A16B2891A2DEB90C6F7B50AF --renderer-client-id=4 --mojo-platform-channel-handle=2320 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5056
- - 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=5E1582C0DE0878DF53375AAACC027C54 --mojo-platform-channel-handle=2592 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1016
- - 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=F10ECC6D029D5509AC5197F7296A3370 --mojo-platform-channel-handle=2688 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4048
- - 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=26AC60AE8650C4A0D975C111877FEB7B --mojo-platform-channel-handle=2784 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4680

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3952

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
43b815c65a899c7f6ced45b6cdc03f21

SHA1
254f86868789e3bc70b6fa2c783697280289e66a

SHA256
3ee5ffd8209eeb04ee46e4d062076279902fc412439a422ba2bb3e0e9f8def39

SHA512
a1bf733844eba7a4573bcd7fff0d47860f01702cb11b8fd367af9cfac9524b21a6e90d424549cb49d395bc65169e37ab8099e8e6b8998cc7f678f22431c63ae4

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