8c54c5b8283cc6c6cf0fbe0ab5030df8b9b7e1c9625c68ca7a5aadfc362b1209

Analysis

max time kernel
142s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
19-12-2023 10:52

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

0dc1f36a020b56eff9d35795f65e3bca.pdf
Size

82KB
MD5

0dc1f36a020b56eff9d35795f65e3bca
SHA1

0faf0c21df54d22f7b12ccaa5e69ac612167038d
SHA256

8c54c5b8283cc6c6cf0fbe0ab5030df8b9b7e1c9625c68ca7a5aadfc362b1209
SHA512

164bccc3de53c82ebe8e64b378326c873304ed32267c815b36a6e616cc35885a48fce16b9b33a78dd9f08b5de4e2e55c4ed9d054107d384d65ea88c75220f51a
SSDEEP

1536:dzYwcyVD0iqz0bOxoUnIlKJc2fEb9NW3w1MtRjWspO2dlndxm5CM:uiQiqIbrKJTfEpMwGe2dVPY

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-1-5-21-996941297-2279405024-2328152752-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3860	AcroRd32.exe
3860	AcroRd32.exe
3860	AcroRd32.exe
3860	AcroRd32.exe
3860	AcroRd32.exe
3860	AcroRd32.exe
3860	AcroRd32.exe
3860	AcroRd32.exe
3860	AcroRd32.exe
3860	AcroRd32.exe
3860	AcroRd32.exe
3860	AcroRd32.exe
3860	AcroRd32.exe
3860	AcroRd32.exe
3860	AcroRd32.exe
3860	AcroRd32.exe
3860	AcroRd32.exe
3860	AcroRd32.exe
3860	AcroRd32.exe
3860	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3860	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3860	AcroRd32.exe
3860	AcroRd32.exe
3860	AcroRd32.exe
3860	AcroRd32.exe
3860	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3860 wrote to memory of 1888	3860	AcroRd32.exe	93
PID 3860 wrote to memory of 1888	3860	AcroRd32.exe	93
PID 3860 wrote to memory of 1888	3860	AcroRd32.exe	93
PID 1888 wrote to memory of 4168	1888	RdrCEF.exe	94
PID 1888 wrote to memory of 4168	1888	RdrCEF.exe	94
PID 1888 wrote to memory of 4168	1888	RdrCEF.exe	94
PID 1888 wrote to memory of 4168	1888	RdrCEF.exe	94
PID 1888 wrote to memory of 4168	1888	RdrCEF.exe	94
PID 1888 wrote to memory of 4168	1888	RdrCEF.exe	94
PID 1888 wrote to memory of 4168	1888	RdrCEF.exe	94
PID 1888 wrote to memory of 4168	1888	RdrCEF.exe	94
PID 1888 wrote to memory of 4168	1888	RdrCEF.exe	94
PID 1888 wrote to memory of 4168	1888	RdrCEF.exe	94
PID 1888 wrote to memory of 4168	1888	RdrCEF.exe	94
PID 1888 wrote to memory of 4168	1888	RdrCEF.exe	94
PID 1888 wrote to memory of 4168	1888	RdrCEF.exe	94
PID 1888 wrote to memory of 4168	1888	RdrCEF.exe	94
PID 1888 wrote to memory of 4168	1888	RdrCEF.exe	94
PID 1888 wrote to memory of 4168	1888	RdrCEF.exe	94
PID 1888 wrote to memory of 4168	1888	RdrCEF.exe	94
PID 1888 wrote to memory of 4168	1888	RdrCEF.exe	94
PID 1888 wrote to memory of 4168	1888	RdrCEF.exe	94
PID 1888 wrote to memory of 4168	1888	RdrCEF.exe	94
PID 1888 wrote to memory of 4168	1888	RdrCEF.exe	94
PID 1888 wrote to memory of 4168	1888	RdrCEF.exe	94
PID 1888 wrote to memory of 4168	1888	RdrCEF.exe	94
PID 1888 wrote to memory of 4168	1888	RdrCEF.exe	94
PID 1888 wrote to memory of 4168	1888	RdrCEF.exe	94
PID 1888 wrote to memory of 4168	1888	RdrCEF.exe	94
PID 1888 wrote to memory of 4168	1888	RdrCEF.exe	94
PID 1888 wrote to memory of 4168	1888	RdrCEF.exe	94
PID 1888 wrote to memory of 4168	1888	RdrCEF.exe	94
PID 1888 wrote to memory of 4168	1888	RdrCEF.exe	94
PID 1888 wrote to memory of 4168	1888	RdrCEF.exe	94
PID 1888 wrote to memory of 4168	1888	RdrCEF.exe	94
PID 1888 wrote to memory of 4168	1888	RdrCEF.exe	94
PID 1888 wrote to memory of 4168	1888	RdrCEF.exe	94
PID 1888 wrote to memory of 4168	1888	RdrCEF.exe	94
PID 1888 wrote to memory of 4168	1888	RdrCEF.exe	94
PID 1888 wrote to memory of 4168	1888	RdrCEF.exe	94
PID 1888 wrote to memory of 4168	1888	RdrCEF.exe	94
PID 1888 wrote to memory of 4168	1888	RdrCEF.exe	94
PID 1888 wrote to memory of 4168	1888	RdrCEF.exe	94
PID 1888 wrote to memory of 4168	1888	RdrCEF.exe	94
PID 1888 wrote to memory of 1028	1888	RdrCEF.exe	95
PID 1888 wrote to memory of 1028	1888	RdrCEF.exe	95
PID 1888 wrote to memory of 1028	1888	RdrCEF.exe	95
PID 1888 wrote to memory of 1028	1888	RdrCEF.exe	95
PID 1888 wrote to memory of 1028	1888	RdrCEF.exe	95
PID 1888 wrote to memory of 1028	1888	RdrCEF.exe	95
PID 1888 wrote to memory of 1028	1888	RdrCEF.exe	95
PID 1888 wrote to memory of 1028	1888	RdrCEF.exe	95
PID 1888 wrote to memory of 1028	1888	RdrCEF.exe	95
PID 1888 wrote to memory of 1028	1888	RdrCEF.exe	95
PID 1888 wrote to memory of 1028	1888	RdrCEF.exe	95
PID 1888 wrote to memory of 1028	1888	RdrCEF.exe	95
PID 1888 wrote to memory of 1028	1888	RdrCEF.exe	95
PID 1888 wrote to memory of 1028	1888	RdrCEF.exe	95
PID 1888 wrote to memory of 1028	1888	RdrCEF.exe	95
PID 1888 wrote to memory of 1028	1888	RdrCEF.exe	95
PID 1888 wrote to memory of 1028	1888	RdrCEF.exe	95
PID 1888 wrote to memory of 1028	1888	RdrCEF.exe	95
PID 1888 wrote to memory of 1028	1888	RdrCEF.exe	95
PID 1888 wrote to memory of 1028	1888	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\0dc1f36a020b56eff9d35795f65e3bca.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:3860
- 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:1888
- - 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=588160B22FCCBD11653D54D9A6F3F7F5 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4168
- - 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=5148949AF3235EF862959F282F09F7B0 --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=5148949AF3235EF862959F282F09F7B0 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1028
- - 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=426B0627A77A70C78958ED67A25D832E --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=426B0627A77A70C78958ED67A25D832E --renderer-client-id=4 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2604
- - 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=C7878AC8C1F5A1FB72BD910D9C83AF2D --mojo-platform-channel-handle=2344 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3268
- - 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=1582E052A94B1A536F862AC0ACCA3525 --mojo-platform-channel-handle=2580 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4068
- - 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=4D1B5A89C00293A3F77293D77FB9DD1D --mojo-platform-channel-handle=1888 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2260

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3148

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
0228f030dad17f42a13b41bc0472209a

SHA1
4608e9e7920983e4390d4d150d21f17b41643a78

SHA256
a6914d2bf8fe558953be0f172d13f43062e8b3da0eaef356ee33955337095281

SHA512
b70eedcabd55ce75eabdafbfcf4ff51be8423dfa8e145089942d0bb57235dc89031e53b0fdbb2d0a6cca2c498119a8809f8e162ca0b6c848415e5251ebe742c2

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