15ddc068222bec490bffd38b61bc43fdae0a5599abc552ad3d9ea9454473d813

Analysis

max time kernel
16s
max time network
113s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
31/12/2023, 02:16

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

2434555fc698aa4f9615332fe71121b4.pdf
Size

91KB
MD5

2434555fc698aa4f9615332fe71121b4
SHA1

e687a90c534d25a7ff65e298581de6d287b1d37d
SHA256

15ddc068222bec490bffd38b61bc43fdae0a5599abc552ad3d9ea9454473d813
SHA512

52fe77c02dcdab2734dfcb1356825cb71fd0b1a41d10e232f03374b7681bb2cd4e263f964444da1ee950f5193274212513badfc017fae17397cdadd197810629
SSDEEP

1536:s8xwtA3qXRDuwYgcuBumCdqyvAsAib+n0bCX2DHSb6kx/S/WcpOyJS1WxY9Wvwr2:VweaXRCwYgcuBnCNYa60WGMquyJSSY9Q

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
840	AcroRd32.exe
840	AcroRd32.exe
840	AcroRd32.exe
840	AcroRd32.exe
840	AcroRd32.exe
840	AcroRd32.exe
840	AcroRd32.exe
840	AcroRd32.exe
840	AcroRd32.exe
840	AcroRd32.exe
840	AcroRd32.exe
840	AcroRd32.exe
840	AcroRd32.exe
840	AcroRd32.exe
840	AcroRd32.exe
840	AcroRd32.exe
840	AcroRd32.exe
840	AcroRd32.exe
840	AcroRd32.exe
840	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
840	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
840	AcroRd32.exe
840	AcroRd32.exe
840	AcroRd32.exe
840	AcroRd32.exe
840	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 840 wrote to memory of 4388	840	AcroRd32.exe	90
PID 840 wrote to memory of 4388	840	AcroRd32.exe	90
PID 840 wrote to memory of 4388	840	AcroRd32.exe	90
PID 4388 wrote to memory of 4088	4388	RdrCEF.exe	96
PID 4388 wrote to memory of 4088	4388	RdrCEF.exe	96
PID 4388 wrote to memory of 4088	4388	RdrCEF.exe	96
PID 4388 wrote to memory of 4088	4388	RdrCEF.exe	96
PID 4388 wrote to memory of 4088	4388	RdrCEF.exe	96
PID 4388 wrote to memory of 4088	4388	RdrCEF.exe	96
PID 4388 wrote to memory of 4088	4388	RdrCEF.exe	96
PID 4388 wrote to memory of 4088	4388	RdrCEF.exe	96
PID 4388 wrote to memory of 4088	4388	RdrCEF.exe	96
PID 4388 wrote to memory of 4088	4388	RdrCEF.exe	96
PID 4388 wrote to memory of 4088	4388	RdrCEF.exe	96
PID 4388 wrote to memory of 4088	4388	RdrCEF.exe	96
PID 4388 wrote to memory of 4088	4388	RdrCEF.exe	96
PID 4388 wrote to memory of 4088	4388	RdrCEF.exe	96
PID 4388 wrote to memory of 4088	4388	RdrCEF.exe	96
PID 4388 wrote to memory of 4088	4388	RdrCEF.exe	96
PID 4388 wrote to memory of 4088	4388	RdrCEF.exe	96
PID 4388 wrote to memory of 4088	4388	RdrCEF.exe	96
PID 4388 wrote to memory of 4088	4388	RdrCEF.exe	96
PID 4388 wrote to memory of 4088	4388	RdrCEF.exe	96
PID 4388 wrote to memory of 4088	4388	RdrCEF.exe	96
PID 4388 wrote to memory of 4088	4388	RdrCEF.exe	96
PID 4388 wrote to memory of 4088	4388	RdrCEF.exe	96
PID 4388 wrote to memory of 4088	4388	RdrCEF.exe	96
PID 4388 wrote to memory of 4088	4388	RdrCEF.exe	96
PID 4388 wrote to memory of 4088	4388	RdrCEF.exe	96
PID 4388 wrote to memory of 4088	4388	RdrCEF.exe	96
PID 4388 wrote to memory of 4088	4388	RdrCEF.exe	96
PID 4388 wrote to memory of 4088	4388	RdrCEF.exe	96
PID 4388 wrote to memory of 4088	4388	RdrCEF.exe	96
PID 4388 wrote to memory of 4088	4388	RdrCEF.exe	96
PID 4388 wrote to memory of 4088	4388	RdrCEF.exe	96
PID 4388 wrote to memory of 4088	4388	RdrCEF.exe	96
PID 4388 wrote to memory of 4088	4388	RdrCEF.exe	96
PID 4388 wrote to memory of 4088	4388	RdrCEF.exe	96
PID 4388 wrote to memory of 4088	4388	RdrCEF.exe	96
PID 4388 wrote to memory of 4088	4388	RdrCEF.exe	96
PID 4388 wrote to memory of 4088	4388	RdrCEF.exe	96
PID 4388 wrote to memory of 4088	4388	RdrCEF.exe	96
PID 4388 wrote to memory of 4088	4388	RdrCEF.exe	96
PID 4388 wrote to memory of 4088	4388	RdrCEF.exe	96
PID 4388 wrote to memory of 2652	4388	RdrCEF.exe	95
PID 4388 wrote to memory of 2652	4388	RdrCEF.exe	95
PID 4388 wrote to memory of 2652	4388	RdrCEF.exe	95
PID 4388 wrote to memory of 2652	4388	RdrCEF.exe	95
PID 4388 wrote to memory of 2652	4388	RdrCEF.exe	95
PID 4388 wrote to memory of 2652	4388	RdrCEF.exe	95
PID 4388 wrote to memory of 2652	4388	RdrCEF.exe	95
PID 4388 wrote to memory of 2652	4388	RdrCEF.exe	95
PID 4388 wrote to memory of 2652	4388	RdrCEF.exe	95
PID 4388 wrote to memory of 2652	4388	RdrCEF.exe	95
PID 4388 wrote to memory of 2652	4388	RdrCEF.exe	95
PID 4388 wrote to memory of 2652	4388	RdrCEF.exe	95
PID 4388 wrote to memory of 2652	4388	RdrCEF.exe	95
PID 4388 wrote to memory of 2652	4388	RdrCEF.exe	95
PID 4388 wrote to memory of 2652	4388	RdrCEF.exe	95
PID 4388 wrote to memory of 2652	4388	RdrCEF.exe	95
PID 4388 wrote to memory of 2652	4388	RdrCEF.exe	95
PID 4388 wrote to memory of 2652	4388	RdrCEF.exe	95
PID 4388 wrote to memory of 2652	4388	RdrCEF.exe	95
PID 4388 wrote to memory of 2652	4388	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\2434555fc698aa4f9615332fe71121b4.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:840
- 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:4388
- - 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=8B36D7B1EE511C5021BB3897B24EA99D --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=8B36D7B1EE511C5021BB3897B24EA99D --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2652
- - 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=1E40EDD8446780E3F5C5F10F424853EE --mojo-platform-channel-handle=1732 --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=4794B6F1E9BB9761096ED1E34A5AA9C9 --mojo-platform-channel-handle=2184 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:736
- - 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=B814C58709AF58C8205B15E5887C1AE2 --mojo-platform-channel-handle=1920 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3116
- - 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=02A6FD572283188BE8F0352C8EC1AC8E --mojo-platform-channel-handle=2188 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1712
- - 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=B89C3971A7A657FC64760F9EEE4FBBCA --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=B89C3971A7A657FC64760F9EEE4FBBCA --renderer-client-id=6 --mojo-platform-channel-handle=2360 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4100

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2648

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
b734727e4fd4328f4b5eac7e4e2927d7

SHA1
127052db842a931b0718999d1a2c330f2980072e

SHA256
33d8c36ad3890a8ccfe188104dd19b1c381e8c6a63ad788792bcc08e9c49e27d

SHA512
ad1dfb44dd0f851855f8ffda06be1d6cb34a5564f9f62875598bcd4aa8a794618e5a3f1402864f76f99559f3a95c90cd01ca07008c08e5bd2679e3bc4df0ce22

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

Filesize
56KB

MD5
c26ed30e7d5ab440480838636efc41db

SHA1
c66e0d00b56abebfb60d2fcc5cf85ad31a0d6591

SHA256
6a3c5c4a8e57f77ecc22078fbf603ecc31fb82d429bd87b7b4b9261447092aef

SHA512
96cdb78bca3e01d4513c31661987e5646e6a8ff24708918aa0d66dfa3ca5d98af4862c9f38c4f41f933c345d2d3adfb1d34d1430b33f45f916f41a9872a030df

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

Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

Download Submit
memory/840-26-0x000000000B8E0000-0x000000000B930000-memory.dmp

Filesize
320KB

Download