c54177d0a6b6eadecef82c513232e82201743c21729bd239ba5ff5171a34d2c1

Analysis

max time kernel
151s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
26/12/2023, 07:13

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

5bc84f172bc4f1f20809a50765626a6d.pdf
Size

54KB
MD5

5bc84f172bc4f1f20809a50765626a6d
SHA1

647521e5c49b0a7d7f0f57bcf228aa55e8b901af
SHA256

c54177d0a6b6eadecef82c513232e82201743c21729bd239ba5ff5171a34d2c1
SHA512

18cb7ca396b5a35607a631ab6d8edd0e38d7ea122ca39aeff10a6c204dc8abcbe2bf5ed153304a6e0236f47206252ba48cc47ee5fe43a7e880745aa656a5117c
SSDEEP

1536:BUrsLkBVNSUIVVfhfakugACRE4o17md3soJ:k3iTKg1Ev17k3soJ

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-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4732	AcroRd32.exe
4732	AcroRd32.exe
4732	AcroRd32.exe
4732	AcroRd32.exe
4732	AcroRd32.exe
4732	AcroRd32.exe
4732	AcroRd32.exe
4732	AcroRd32.exe
4732	AcroRd32.exe
4732	AcroRd32.exe
4732	AcroRd32.exe
4732	AcroRd32.exe
4732	AcroRd32.exe
4732	AcroRd32.exe
4732	AcroRd32.exe
4732	AcroRd32.exe
4732	AcroRd32.exe
4732	AcroRd32.exe
4732	AcroRd32.exe
4732	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4732	AcroRd32.exe
4732	AcroRd32.exe
4732	AcroRd32.exe
4732	AcroRd32.exe
4732	AcroRd32.exe
4732	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4732 wrote to memory of 748	4732	AcroRd32.exe	92
PID 4732 wrote to memory of 748	4732	AcroRd32.exe	92
PID 4732 wrote to memory of 748	4732	AcroRd32.exe	92
PID 4732 wrote to memory of 2160	4732	AcroRd32.exe	95
PID 4732 wrote to memory of 2160	4732	AcroRd32.exe	95
PID 4732 wrote to memory of 2160	4732	AcroRd32.exe	95
PID 748 wrote to memory of 3348	748	RdrCEF.exe	96
PID 748 wrote to memory of 3348	748	RdrCEF.exe	96
PID 748 wrote to memory of 3348	748	RdrCEF.exe	96
PID 748 wrote to memory of 3348	748	RdrCEF.exe	96
PID 748 wrote to memory of 3348	748	RdrCEF.exe	96
PID 748 wrote to memory of 3348	748	RdrCEF.exe	96
PID 748 wrote to memory of 3348	748	RdrCEF.exe	96
PID 748 wrote to memory of 3348	748	RdrCEF.exe	96
PID 748 wrote to memory of 3348	748	RdrCEF.exe	96
PID 748 wrote to memory of 3348	748	RdrCEF.exe	96
PID 748 wrote to memory of 3348	748	RdrCEF.exe	96
PID 748 wrote to memory of 3348	748	RdrCEF.exe	96
PID 748 wrote to memory of 3348	748	RdrCEF.exe	96
PID 748 wrote to memory of 3348	748	RdrCEF.exe	96
PID 748 wrote to memory of 3348	748	RdrCEF.exe	96
PID 748 wrote to memory of 3348	748	RdrCEF.exe	96
PID 748 wrote to memory of 3348	748	RdrCEF.exe	96
PID 748 wrote to memory of 3348	748	RdrCEF.exe	96
PID 748 wrote to memory of 3348	748	RdrCEF.exe	96
PID 748 wrote to memory of 3348	748	RdrCEF.exe	96
PID 748 wrote to memory of 3348	748	RdrCEF.exe	96
PID 748 wrote to memory of 3348	748	RdrCEF.exe	96
PID 748 wrote to memory of 3348	748	RdrCEF.exe	96
PID 748 wrote to memory of 3348	748	RdrCEF.exe	96
PID 748 wrote to memory of 3348	748	RdrCEF.exe	96
PID 748 wrote to memory of 3348	748	RdrCEF.exe	96
PID 748 wrote to memory of 3348	748	RdrCEF.exe	96
PID 748 wrote to memory of 3348	748	RdrCEF.exe	96
PID 748 wrote to memory of 3348	748	RdrCEF.exe	96
PID 748 wrote to memory of 3348	748	RdrCEF.exe	96
PID 748 wrote to memory of 3348	748	RdrCEF.exe	96
PID 748 wrote to memory of 3348	748	RdrCEF.exe	96
PID 748 wrote to memory of 3348	748	RdrCEF.exe	96
PID 748 wrote to memory of 3348	748	RdrCEF.exe	96
PID 748 wrote to memory of 3348	748	RdrCEF.exe	96
PID 748 wrote to memory of 3348	748	RdrCEF.exe	96
PID 748 wrote to memory of 3348	748	RdrCEF.exe	96
PID 748 wrote to memory of 3348	748	RdrCEF.exe	96
PID 748 wrote to memory of 3348	748	RdrCEF.exe	96
PID 748 wrote to memory of 3348	748	RdrCEF.exe	96
PID 748 wrote to memory of 3348	748	RdrCEF.exe	96
PID 748 wrote to memory of 212	748	RdrCEF.exe	97
PID 748 wrote to memory of 212	748	RdrCEF.exe	97
PID 748 wrote to memory of 212	748	RdrCEF.exe	97
PID 748 wrote to memory of 212	748	RdrCEF.exe	97
PID 748 wrote to memory of 212	748	RdrCEF.exe	97
PID 748 wrote to memory of 212	748	RdrCEF.exe	97
PID 748 wrote to memory of 212	748	RdrCEF.exe	97
PID 748 wrote to memory of 212	748	RdrCEF.exe	97
PID 748 wrote to memory of 212	748	RdrCEF.exe	97
PID 748 wrote to memory of 212	748	RdrCEF.exe	97
PID 748 wrote to memory of 212	748	RdrCEF.exe	97
PID 748 wrote to memory of 212	748	RdrCEF.exe	97
PID 748 wrote to memory of 212	748	RdrCEF.exe	97
PID 748 wrote to memory of 212	748	RdrCEF.exe	97
PID 748 wrote to memory of 212	748	RdrCEF.exe	97
PID 748 wrote to memory of 212	748	RdrCEF.exe	97
PID 748 wrote to memory of 212	748	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\5bc84f172bc4f1f20809a50765626a6d.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4732
- 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:748
- - 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=54128C102E52D95F36B66E797CF041AC --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3348
- - 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=C224EA7EE3F1C2914C43F6C1CD294687 --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=C224EA7EE3F1C2914C43F6C1CD294687 --renderer-client-id=2 --mojo-platform-channel-handle=1680 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:212
- - 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=011B212AF1DA8674C0E98243A0DB2802 --mojo-platform-channel-handle=2280 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4324
- - 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=BF2B39F08F4CAE2664DE66A122A80A35 --mojo-platform-channel-handle=2400 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3928
- - 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=90E3B5E604513C398EB26235E1EC0D48 --mojo-platform-channel-handle=2404 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4472
- 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⤵
  PID:2160

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4976

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
d6a3b27956f6215a6cdbc1c3e96f1eb3

SHA1
f86d317feacac5790b9cee76dfe4c0c65b983ae6

SHA256
8d74d0c25c6523424f98bd44a54d5b9979846a54f468fe839efb867883c974c0

SHA512
5d8b579cec71978f67b7868a98304efa4a1f4013eab3ca81f61076d10dc990790f58b1c59cc59e320e73ba32268f5487fb806c23280e891f5d0b06961a254cc1

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
memory/4732-135-0x000000000A2A0000-0x000000000A54B000-memory.dmp

Filesize
2.7MB

Download