482ced152e565664a9be0473412cfa19df53a58c57d724314ce0839489d6c29f

Analysis

max time kernel
143s
max time network
150s
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 15:37

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

dbcf1ff21070d6864506484128833aa9.pdf
Size

34KB
MD5

dbcf1ff21070d6864506484128833aa9
SHA1

f1ab0855c336b1b7a060266b23383c10a15e309c
SHA256

482ced152e565664a9be0473412cfa19df53a58c57d724314ce0839489d6c29f
SHA512

7b897cd633a51fb31fb352594a25af54e47f026a259a2c961e6dd92d200ff261669c1dcb2c69b41f73b15fd7d185557dde9a2e48eca3f21e3752270fca26dd75
SSDEEP

384:v2krv+dCHVpRlEm5lr8AMav7vUyerfldJ3steFvDRmsRwCUSAQMZkESEkSaxDDWD:Frv+o1pRCqxpMav7Mj9uLQMZGjQunDk

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-1-5-21-1815711207-1844170477-3539718864-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2964	AcroRd32.exe
2964	AcroRd32.exe
2964	AcroRd32.exe
2964	AcroRd32.exe
2964	AcroRd32.exe
2964	AcroRd32.exe
2964	AcroRd32.exe
2964	AcroRd32.exe
2964	AcroRd32.exe
2964	AcroRd32.exe
2964	AcroRd32.exe
2964	AcroRd32.exe
2964	AcroRd32.exe
2964	AcroRd32.exe
2964	AcroRd32.exe
2964	AcroRd32.exe
2964	AcroRd32.exe
2964	AcroRd32.exe
2964	AcroRd32.exe
2964	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2964	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2964	AcroRd32.exe
2964	AcroRd32.exe
2964	AcroRd32.exe
2964	AcroRd32.exe
2964	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2964 wrote to memory of 3520	2964	AcroRd32.exe	94
PID 2964 wrote to memory of 3520	2964	AcroRd32.exe	94
PID 2964 wrote to memory of 3520	2964	AcroRd32.exe	94
PID 3520 wrote to memory of 4236	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 4236	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 4236	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 4236	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 4236	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 4236	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 4236	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 4236	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 4236	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 4236	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 4236	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 4236	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 4236	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 4236	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 4236	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 4236	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 4236	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 4236	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 4236	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 4236	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 4236	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 4236	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 4236	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 4236	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 4236	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 4236	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 4236	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 4236	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 4236	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 4236	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 4236	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 4236	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 4236	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 4236	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 4236	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 4236	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 4236	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 4236	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 4236	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 4236	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 4236	3520	RdrCEF.exe	98
PID 3520 wrote to memory of 4048	3520	RdrCEF.exe	99
PID 3520 wrote to memory of 4048	3520	RdrCEF.exe	99
PID 3520 wrote to memory of 4048	3520	RdrCEF.exe	99
PID 3520 wrote to memory of 4048	3520	RdrCEF.exe	99
PID 3520 wrote to memory of 4048	3520	RdrCEF.exe	99
PID 3520 wrote to memory of 4048	3520	RdrCEF.exe	99
PID 3520 wrote to memory of 4048	3520	RdrCEF.exe	99
PID 3520 wrote to memory of 4048	3520	RdrCEF.exe	99
PID 3520 wrote to memory of 4048	3520	RdrCEF.exe	99
PID 3520 wrote to memory of 4048	3520	RdrCEF.exe	99
PID 3520 wrote to memory of 4048	3520	RdrCEF.exe	99
PID 3520 wrote to memory of 4048	3520	RdrCEF.exe	99
PID 3520 wrote to memory of 4048	3520	RdrCEF.exe	99
PID 3520 wrote to memory of 4048	3520	RdrCEF.exe	99
PID 3520 wrote to memory of 4048	3520	RdrCEF.exe	99
PID 3520 wrote to memory of 4048	3520	RdrCEF.exe	99
PID 3520 wrote to memory of 4048	3520	RdrCEF.exe	99
PID 3520 wrote to memory of 4048	3520	RdrCEF.exe	99
PID 3520 wrote to memory of 4048	3520	RdrCEF.exe	99
PID 3520 wrote to memory of 4048	3520	RdrCEF.exe	99

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\dbcf1ff21070d6864506484128833aa9.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:2964
- 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:3520
- - 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=E411F956975B4FA8F3F47E0365C78C01 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4236
- - 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=3EE78598F24D3628567E635429872AA0 --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=3EE78598F24D3628567E635429872AA0 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    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=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=F7C11C41CCEA480598065783B0ABD1BE --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=F7C11C41CCEA480598065783B0ABD1BE --renderer-client-id=4 --mojo-platform-channel-handle=2324 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1192
- - 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=74A94D1229EC31530000BADBC89F281D --mojo-platform-channel-handle=2364 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3088
- - 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=18A401A52428FD0D6D4D380B801FE775 --mojo-platform-channel-handle=2604 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2360
- - 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=78CD29EE36BC180A66B901B20CED76F6 --mojo-platform-channel-handle=1968 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3392

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2512

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
2458269f53f64a496608527ba143806b

SHA1
e8fa9c03f01e57a9bce05e73d943e4a074634767

SHA256
401fb20bc0fc74cf7fa6096505995e4cd72ca2050eb19dacb302054b042a56a1

SHA512
64987a7fe22619061023d43924ed34351bbbd91230ec477d15aa2c6ac4dc11ea9cafd14389928a769f774e3b14bcffe675df8c2c334c47d045deb97616c89edb

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