ce9f937d5c6ae2ea61d92b22151cd15fb03504db24b40e1a9bb0e8f8e1f8eaa9

Analysis

max time kernel
146s
max time network
125s
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 16:28

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General

Target

f0723bbe364e01f78a3b7a24f1db599f.pdf
Size

87KB
MD5

f0723bbe364e01f78a3b7a24f1db599f
SHA1

d2cb7a124797ebd59169e54eae7ae2a958335dbf
SHA256

ce9f937d5c6ae2ea61d92b22151cd15fb03504db24b40e1a9bb0e8f8e1f8eaa9
SHA512

da64b4f53e494391e01bc81501de6fad0645a9ee22775e69662214ec91994023db575850d0aa9b7ef0b32ee320b39bc05e48ac5709182dabb5b9227ec3fed1b8
SSDEEP

1536:tN1ius89r2PCFKEl1NHvdJjzkSzty9aL1tz4OlHuONaPZunwIJIVlDOTJvNfoLCW:hDs812PCAcHvH3k59YtEEBNQUwIylD+q

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-1-5-21-3791175113-1062217823-1177695025-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4996	AcroRd32.exe
4996	AcroRd32.exe
4996	AcroRd32.exe
4996	AcroRd32.exe
4996	AcroRd32.exe
4996	AcroRd32.exe
4996	AcroRd32.exe
4996	AcroRd32.exe
4996	AcroRd32.exe
4996	AcroRd32.exe
4996	AcroRd32.exe
4996	AcroRd32.exe
4996	AcroRd32.exe
4996	AcroRd32.exe
4996	AcroRd32.exe
4996	AcroRd32.exe
4996	AcroRd32.exe
4996	AcroRd32.exe
4996	AcroRd32.exe
4996	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4996	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4996	AcroRd32.exe
4996	AcroRd32.exe
4996	AcroRd32.exe
4996	AcroRd32.exe
4996	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4996 wrote to memory of 2296	4996	AcroRd32.exe	90
PID 4996 wrote to memory of 2296	4996	AcroRd32.exe	90
PID 4996 wrote to memory of 2296	4996	AcroRd32.exe	90
PID 2296 wrote to memory of 392	2296	RdrCEF.exe	92
PID 2296 wrote to memory of 392	2296	RdrCEF.exe	92
PID 2296 wrote to memory of 392	2296	RdrCEF.exe	92
PID 2296 wrote to memory of 392	2296	RdrCEF.exe	92
PID 2296 wrote to memory of 392	2296	RdrCEF.exe	92
PID 2296 wrote to memory of 392	2296	RdrCEF.exe	92
PID 2296 wrote to memory of 392	2296	RdrCEF.exe	92
PID 2296 wrote to memory of 392	2296	RdrCEF.exe	92
PID 2296 wrote to memory of 392	2296	RdrCEF.exe	92
PID 2296 wrote to memory of 392	2296	RdrCEF.exe	92
PID 2296 wrote to memory of 392	2296	RdrCEF.exe	92
PID 2296 wrote to memory of 392	2296	RdrCEF.exe	92
PID 2296 wrote to memory of 392	2296	RdrCEF.exe	92
PID 2296 wrote to memory of 392	2296	RdrCEF.exe	92
PID 2296 wrote to memory of 392	2296	RdrCEF.exe	92
PID 2296 wrote to memory of 392	2296	RdrCEF.exe	92
PID 2296 wrote to memory of 392	2296	RdrCEF.exe	92
PID 2296 wrote to memory of 392	2296	RdrCEF.exe	92
PID 2296 wrote to memory of 392	2296	RdrCEF.exe	92
PID 2296 wrote to memory of 392	2296	RdrCEF.exe	92
PID 2296 wrote to memory of 392	2296	RdrCEF.exe	92
PID 2296 wrote to memory of 392	2296	RdrCEF.exe	92
PID 2296 wrote to memory of 392	2296	RdrCEF.exe	92
PID 2296 wrote to memory of 392	2296	RdrCEF.exe	92
PID 2296 wrote to memory of 392	2296	RdrCEF.exe	92
PID 2296 wrote to memory of 392	2296	RdrCEF.exe	92
PID 2296 wrote to memory of 392	2296	RdrCEF.exe	92
PID 2296 wrote to memory of 392	2296	RdrCEF.exe	92
PID 2296 wrote to memory of 392	2296	RdrCEF.exe	92
PID 2296 wrote to memory of 392	2296	RdrCEF.exe	92
PID 2296 wrote to memory of 392	2296	RdrCEF.exe	92
PID 2296 wrote to memory of 392	2296	RdrCEF.exe	92
PID 2296 wrote to memory of 392	2296	RdrCEF.exe	92
PID 2296 wrote to memory of 392	2296	RdrCEF.exe	92
PID 2296 wrote to memory of 392	2296	RdrCEF.exe	92
PID 2296 wrote to memory of 392	2296	RdrCEF.exe	92
PID 2296 wrote to memory of 392	2296	RdrCEF.exe	92
PID 2296 wrote to memory of 392	2296	RdrCEF.exe	92
PID 2296 wrote to memory of 392	2296	RdrCEF.exe	92
PID 2296 wrote to memory of 392	2296	RdrCEF.exe	92
PID 2296 wrote to memory of 392	2296	RdrCEF.exe	92
PID 2296 wrote to memory of 1996	2296	RdrCEF.exe	91
PID 2296 wrote to memory of 1996	2296	RdrCEF.exe	91
PID 2296 wrote to memory of 1996	2296	RdrCEF.exe	91
PID 2296 wrote to memory of 1996	2296	RdrCEF.exe	91
PID 2296 wrote to memory of 1996	2296	RdrCEF.exe	91
PID 2296 wrote to memory of 1996	2296	RdrCEF.exe	91
PID 2296 wrote to memory of 1996	2296	RdrCEF.exe	91
PID 2296 wrote to memory of 1996	2296	RdrCEF.exe	91
PID 2296 wrote to memory of 1996	2296	RdrCEF.exe	91
PID 2296 wrote to memory of 1996	2296	RdrCEF.exe	91
PID 2296 wrote to memory of 1996	2296	RdrCEF.exe	91
PID 2296 wrote to memory of 1996	2296	RdrCEF.exe	91
PID 2296 wrote to memory of 1996	2296	RdrCEF.exe	91
PID 2296 wrote to memory of 1996	2296	RdrCEF.exe	91
PID 2296 wrote to memory of 1996	2296	RdrCEF.exe	91
PID 2296 wrote to memory of 1996	2296	RdrCEF.exe	91
PID 2296 wrote to memory of 1996	2296	RdrCEF.exe	91
PID 2296 wrote to memory of 1996	2296	RdrCEF.exe	91
PID 2296 wrote to memory of 1996	2296	RdrCEF.exe	91
PID 2296 wrote to memory of 1996	2296	RdrCEF.exe	91

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\f0723bbe364e01f78a3b7a24f1db599f.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:4996
- 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:2296
- - 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=4FD17B0561372E29E42CA8E7FC660998 --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=4FD17B0561372E29E42CA8E7FC660998 --renderer-client-id=2 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1996
- - 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=31DE8B58A4018EC8FF655F7F5EA7C97B --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:392
- - 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=77DDD2C20F7C7A7D46A26585EA4EBB21 --mojo-platform-channel-handle=2316 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4088
- - 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=DC120822EE0BCBF57DD6E3D75F5E55E4 --mojo-platform-channel-handle=1936 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1272
- - 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=D531212F9CE3EB2ACDDBBC70DC604AE9 --mojo-platform-channel-handle=2432 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4316
- - 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=D24D1EA0F2EA60E9D86FB4441621390E --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=D24D1EA0F2EA60E9D86FB4441621390E --renderer-client-id=7 --mojo-platform-channel-handle=2576 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3436

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3900

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{AB8902B4-09CA-4BB6-B78D-A8F59079A8D5}
1⤵
PID:1272

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
367345189c68c911821b37dd1123f1eb

SHA1
7bfbfc969b551353854dc1366f5404cf9a70dc7e

SHA256
05343d436011a925c8c867110807c635a2771e4d77d42abb4e1dccb9ef6316ca

SHA512
aba2909e95b1bfd21660edb99023f15b9b8ab509cd781bd2d3694900660cdff78847db17057b6134f922c8eb01b067609dbab706b37296a8c48c04e4ecc29056

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