d0831f9653ae3b925e9ebbbed11f50bfe4a316faae5a2618175f3b95f3fac98b

Analysis

max time kernel
144s
max time network
128s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
09/03/2023, 15:32

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target

test.pdf
Size

154KB
MD5

cdc4386a79595db0c029a4bdb6c46806
SHA1

5bbeb176df4705b27d0f315aabc93db43ced804b
SHA256

d0831f9653ae3b925e9ebbbed11f50bfe4a316faae5a2618175f3b95f3fac98b
SHA512

00e41e6e1e60c1106955d237d4120052438443a3e6113aadd76602b6a59bfda9692d05c3549004e7c3d6e1258da994d2979a862aa61f39b387aea6df8a310553
SSDEEP

3072:BFR6sDP/j8CRP/j0gIiJYgL0TB735aPbD:fR6OHw2HIB/7J+D

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	AcroRd32.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	AcroRd32.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1100	AcroRd32.exe
1100	AcroRd32.exe
1100	AcroRd32.exe
1100	AcroRd32.exe
1100	AcroRd32.exe
1100	AcroRd32.exe
1100	AcroRd32.exe
1100	AcroRd32.exe
1100	AcroRd32.exe
1100	AcroRd32.exe
1100	AcroRd32.exe
1100	AcroRd32.exe
1100	AcroRd32.exe
1100	AcroRd32.exe
1100	AcroRd32.exe
1100	AcroRd32.exe
1100	AcroRd32.exe
1100	AcroRd32.exe
1100	AcroRd32.exe
1100	AcroRd32.exe

Suspicious use of SetWindowsHookEx 7 IoCs

pid	Process
1100	AcroRd32.exe
1100	AcroRd32.exe
1100	AcroRd32.exe
1100	AcroRd32.exe
1100	AcroRd32.exe
1100	AcroRd32.exe
1100	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1100 wrote to memory of 1072	1100	AcroRd32.exe	85
PID 1100 wrote to memory of 1072	1100	AcroRd32.exe	85
PID 1100 wrote to memory of 1072	1100	AcroRd32.exe	85
PID 1072 wrote to memory of 624	1072	RdrCEF.exe	86
PID 1072 wrote to memory of 624	1072	RdrCEF.exe	86
PID 1072 wrote to memory of 624	1072	RdrCEF.exe	86
PID 1072 wrote to memory of 624	1072	RdrCEF.exe	86
PID 1072 wrote to memory of 624	1072	RdrCEF.exe	86
PID 1072 wrote to memory of 624	1072	RdrCEF.exe	86
PID 1072 wrote to memory of 624	1072	RdrCEF.exe	86
PID 1072 wrote to memory of 624	1072	RdrCEF.exe	86
PID 1072 wrote to memory of 624	1072	RdrCEF.exe	86
PID 1072 wrote to memory of 624	1072	RdrCEF.exe	86
PID 1072 wrote to memory of 624	1072	RdrCEF.exe	86
PID 1072 wrote to memory of 624	1072	RdrCEF.exe	86
PID 1072 wrote to memory of 624	1072	RdrCEF.exe	86
PID 1072 wrote to memory of 624	1072	RdrCEF.exe	86
PID 1072 wrote to memory of 624	1072	RdrCEF.exe	86
PID 1072 wrote to memory of 624	1072	RdrCEF.exe	86
PID 1072 wrote to memory of 624	1072	RdrCEF.exe	86
PID 1072 wrote to memory of 624	1072	RdrCEF.exe	86
PID 1072 wrote to memory of 624	1072	RdrCEF.exe	86
PID 1072 wrote to memory of 624	1072	RdrCEF.exe	86
PID 1072 wrote to memory of 624	1072	RdrCEF.exe	86
PID 1072 wrote to memory of 624	1072	RdrCEF.exe	86
PID 1072 wrote to memory of 624	1072	RdrCEF.exe	86
PID 1072 wrote to memory of 624	1072	RdrCEF.exe	86
PID 1072 wrote to memory of 624	1072	RdrCEF.exe	86
PID 1072 wrote to memory of 624	1072	RdrCEF.exe	86
PID 1072 wrote to memory of 624	1072	RdrCEF.exe	86
PID 1072 wrote to memory of 624	1072	RdrCEF.exe	86
PID 1072 wrote to memory of 624	1072	RdrCEF.exe	86
PID 1072 wrote to memory of 624	1072	RdrCEF.exe	86
PID 1072 wrote to memory of 624	1072	RdrCEF.exe	86
PID 1072 wrote to memory of 624	1072	RdrCEF.exe	86
PID 1072 wrote to memory of 624	1072	RdrCEF.exe	86
PID 1072 wrote to memory of 624	1072	RdrCEF.exe	86
PID 1072 wrote to memory of 624	1072	RdrCEF.exe	86
PID 1072 wrote to memory of 624	1072	RdrCEF.exe	86
PID 1072 wrote to memory of 624	1072	RdrCEF.exe	86
PID 1072 wrote to memory of 624	1072	RdrCEF.exe	86
PID 1072 wrote to memory of 624	1072	RdrCEF.exe	86
PID 1072 wrote to memory of 624	1072	RdrCEF.exe	86
PID 1072 wrote to memory of 624	1072	RdrCEF.exe	86
PID 1072 wrote to memory of 4112	1072	RdrCEF.exe	87
PID 1072 wrote to memory of 4112	1072	RdrCEF.exe	87
PID 1072 wrote to memory of 4112	1072	RdrCEF.exe	87
PID 1072 wrote to memory of 4112	1072	RdrCEF.exe	87
PID 1072 wrote to memory of 4112	1072	RdrCEF.exe	87
PID 1072 wrote to memory of 4112	1072	RdrCEF.exe	87
PID 1072 wrote to memory of 4112	1072	RdrCEF.exe	87
PID 1072 wrote to memory of 4112	1072	RdrCEF.exe	87
PID 1072 wrote to memory of 4112	1072	RdrCEF.exe	87
PID 1072 wrote to memory of 4112	1072	RdrCEF.exe	87
PID 1072 wrote to memory of 4112	1072	RdrCEF.exe	87
PID 1072 wrote to memory of 4112	1072	RdrCEF.exe	87
PID 1072 wrote to memory of 4112	1072	RdrCEF.exe	87
PID 1072 wrote to memory of 4112	1072	RdrCEF.exe	87
PID 1072 wrote to memory of 4112	1072	RdrCEF.exe	87
PID 1072 wrote to memory of 4112	1072	RdrCEF.exe	87
PID 1072 wrote to memory of 4112	1072	RdrCEF.exe	87
PID 1072 wrote to memory of 4112	1072	RdrCEF.exe	87
PID 1072 wrote to memory of 4112	1072	RdrCEF.exe	87
PID 1072 wrote to memory of 4112	1072	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\test.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1100
- 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:1072
- - 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=005BE348EB7F084D2A27FB482B909D19 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:624
- - 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=9A836B4C0A73023E4457BEF7DC9F346B --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=2 --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=9A836B4C0A73023E4457BEF7DC9F346B --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4112
- - 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=4FA4D3782A2CE3BB586623D64ACAC555 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:452
- - 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=D605B6A6B7604771A01D9E38A706E136 --mojo-platform-channel-handle=2404 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2268
- - 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=8672C196DF53EC9ADBF22F28CC3B9815 --mojo-platform-channel-handle=1712 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:384

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3736

Network

MITRE ATT&CK Enterprise v6

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
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
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
64KB

MD5
d4e49ca6cdeda699079deabdc24c1094

SHA1
7b1e13d9e93e0607c9523236bab623f11f76686b

SHA256
8ef71affdce9f039f1128249fe7331bb35d64dbddc9ba99e9538a41f946ea763

SHA512
00db1d1be4035e6ae59b8ce22ef09c875d7d1fe7b72cb33462bd3eb217a9527078429b501dd68ebe8425657b2ff6f4784d47db3839351cc1adab0fe0a6d8e6aa

Download Submit