cffecedd229e28759e4b0f0f6035442f277f97d9a129c84cdfc198bd944aefba

Analysis

max time kernel
140s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
17-01-2024 23:15

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

63dce589bdfe17dc490a5ceddeb914e6.pdf
Size

34KB
MD5

63dce589bdfe17dc490a5ceddeb914e6
SHA1

c2a647351ed03fe9ba8394aaadfc1e254b04cdaa
SHA256

cffecedd229e28759e4b0f0f6035442f277f97d9a129c84cdfc198bd944aefba
SHA512

c9ffc90f5be7300940be7528ca10eff9891e88fa76292f0d46973a41a9b1538089f3e8cd47c4dd884913fb16720377f75c3ab3f5c502967517a70d5894433ac2
SSDEEP

768:5x25KPRsmDkNuXl9iXWDkWJHqld5TCNH5t1Mbzc:X2yXluWD3UBTClOzc

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	AcroRd32.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	AcroRd32.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4480	AcroRd32.exe
4480	AcroRd32.exe
4480	AcroRd32.exe
4480	AcroRd32.exe
4480	AcroRd32.exe
4480	AcroRd32.exe
4480	AcroRd32.exe
4480	AcroRd32.exe
4480	AcroRd32.exe
4480	AcroRd32.exe
4480	AcroRd32.exe
4480	AcroRd32.exe
4480	AcroRd32.exe
4480	AcroRd32.exe
4480	AcroRd32.exe
4480	AcroRd32.exe
4480	AcroRd32.exe
4480	AcroRd32.exe
4480	AcroRd32.exe
4480	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4480	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4480	AcroRd32.exe
4480	AcroRd32.exe
4480	AcroRd32.exe
4480	AcroRd32.exe
4480	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4480 wrote to memory of 3524	4480	AcroRd32.exe	96
PID 4480 wrote to memory of 3524	4480	AcroRd32.exe	96
PID 4480 wrote to memory of 3524	4480	AcroRd32.exe	96
PID 3524 wrote to memory of 3988	3524	RdrCEF.exe	97
PID 3524 wrote to memory of 3988	3524	RdrCEF.exe	97
PID 3524 wrote to memory of 3988	3524	RdrCEF.exe	97
PID 3524 wrote to memory of 3988	3524	RdrCEF.exe	97
PID 3524 wrote to memory of 3988	3524	RdrCEF.exe	97
PID 3524 wrote to memory of 3988	3524	RdrCEF.exe	97
PID 3524 wrote to memory of 3988	3524	RdrCEF.exe	97
PID 3524 wrote to memory of 3988	3524	RdrCEF.exe	97
PID 3524 wrote to memory of 3988	3524	RdrCEF.exe	97
PID 3524 wrote to memory of 3988	3524	RdrCEF.exe	97
PID 3524 wrote to memory of 3988	3524	RdrCEF.exe	97
PID 3524 wrote to memory of 3988	3524	RdrCEF.exe	97
PID 3524 wrote to memory of 3988	3524	RdrCEF.exe	97
PID 3524 wrote to memory of 3988	3524	RdrCEF.exe	97
PID 3524 wrote to memory of 3988	3524	RdrCEF.exe	97
PID 3524 wrote to memory of 3988	3524	RdrCEF.exe	97
PID 3524 wrote to memory of 3988	3524	RdrCEF.exe	97
PID 3524 wrote to memory of 3988	3524	RdrCEF.exe	97
PID 3524 wrote to memory of 3988	3524	RdrCEF.exe	97
PID 3524 wrote to memory of 3988	3524	RdrCEF.exe	97
PID 3524 wrote to memory of 3988	3524	RdrCEF.exe	97
PID 3524 wrote to memory of 3988	3524	RdrCEF.exe	97
PID 3524 wrote to memory of 3988	3524	RdrCEF.exe	97
PID 3524 wrote to memory of 3988	3524	RdrCEF.exe	97
PID 3524 wrote to memory of 3988	3524	RdrCEF.exe	97
PID 3524 wrote to memory of 3988	3524	RdrCEF.exe	97
PID 3524 wrote to memory of 3988	3524	RdrCEF.exe	97
PID 3524 wrote to memory of 3988	3524	RdrCEF.exe	97
PID 3524 wrote to memory of 3988	3524	RdrCEF.exe	97
PID 3524 wrote to memory of 3988	3524	RdrCEF.exe	97
PID 3524 wrote to memory of 3988	3524	RdrCEF.exe	97
PID 3524 wrote to memory of 3988	3524	RdrCEF.exe	97
PID 3524 wrote to memory of 3988	3524	RdrCEF.exe	97
PID 3524 wrote to memory of 3988	3524	RdrCEF.exe	97
PID 3524 wrote to memory of 3988	3524	RdrCEF.exe	97
PID 3524 wrote to memory of 3988	3524	RdrCEF.exe	97
PID 3524 wrote to memory of 3988	3524	RdrCEF.exe	97
PID 3524 wrote to memory of 3988	3524	RdrCEF.exe	97
PID 3524 wrote to memory of 3988	3524	RdrCEF.exe	97
PID 3524 wrote to memory of 3988	3524	RdrCEF.exe	97
PID 3524 wrote to memory of 3988	3524	RdrCEF.exe	97
PID 3524 wrote to memory of 1308	3524	RdrCEF.exe	98
PID 3524 wrote to memory of 1308	3524	RdrCEF.exe	98
PID 3524 wrote to memory of 1308	3524	RdrCEF.exe	98
PID 3524 wrote to memory of 1308	3524	RdrCEF.exe	98
PID 3524 wrote to memory of 1308	3524	RdrCEF.exe	98
PID 3524 wrote to memory of 1308	3524	RdrCEF.exe	98
PID 3524 wrote to memory of 1308	3524	RdrCEF.exe	98
PID 3524 wrote to memory of 1308	3524	RdrCEF.exe	98
PID 3524 wrote to memory of 1308	3524	RdrCEF.exe	98
PID 3524 wrote to memory of 1308	3524	RdrCEF.exe	98
PID 3524 wrote to memory of 1308	3524	RdrCEF.exe	98
PID 3524 wrote to memory of 1308	3524	RdrCEF.exe	98
PID 3524 wrote to memory of 1308	3524	RdrCEF.exe	98
PID 3524 wrote to memory of 1308	3524	RdrCEF.exe	98
PID 3524 wrote to memory of 1308	3524	RdrCEF.exe	98
PID 3524 wrote to memory of 1308	3524	RdrCEF.exe	98
PID 3524 wrote to memory of 1308	3524	RdrCEF.exe	98
PID 3524 wrote to memory of 1308	3524	RdrCEF.exe	98
PID 3524 wrote to memory of 1308	3524	RdrCEF.exe	98
PID 3524 wrote to memory of 1308	3524	RdrCEF.exe	98

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\63dce589bdfe17dc490a5ceddeb914e6.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:4480
- 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:3524
- - 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=519DA034202B235D0D1E146BC346D004 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3988
- - 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=6A8A4108F7ED3C06C1E8571DDE31337C --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=6A8A4108F7ED3C06C1E8571DDE31337C --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1308
- - 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=78D4E5FE7515FEFFA43DC278E9028173 --mojo-platform-channel-handle=2180 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4792
- - 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=A133750CFC868B817249B77746B0B2A5 --mojo-platform-channel-handle=2344 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2720
- - 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=AE5D2A8234A9F352509F803C68F8726C --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=AE5D2A8234A9F352509F803C68F8726C --renderer-client-id=6 --mojo-platform-channel-handle=2320 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2168
- - 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=29B1423F3DC18D9773973009D7C0E41B --mojo-platform-channel-handle=2248 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4000

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
bdaecd4ea060378e7181f7ebea1b1d02

SHA1
c2eacda566886279df9fdb67eb9c0c57a77efd6d

SHA256
0a1c50961cd8267f0f739e1fd3f3ed14829e1029940bb0685d65a34145a8d5aa

SHA512
b48e0219356485efea8ed2dfc80dad90d13fc9c3ed73f257b29d87a320f23fa52a0f9d775f9646888be5350ef5ab7970aa6143c023afa0563b5c6859d1fc69a8

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