d4281f362c21a2666f3b2fe49517237a6492bd05b40fad0b95b775d54142a710

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, 10:47

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General

Target

0c6d708d4457f7d6ab34eb0fdcea67aa.pdf
Size

64KB
MD5

0c6d708d4457f7d6ab34eb0fdcea67aa
SHA1

ae471e314bdc34791bbae7771ec3d8af27be97ed
SHA256

d4281f362c21a2666f3b2fe49517237a6492bd05b40fad0b95b775d54142a710
SHA512

c8ef8e8d947f3fe3df4573f6f4c40d234383c27f9b092e135b17b3d5d8937c966676492f663b2dc6bfe3f652b197d4887749afe740532b5aed082af06579e431
SSDEEP

1536:E/vl2UIu/NlFC0zYN3BIP0/YmmP+iN2q6EpkQ:E/vl7B/NK0z2KPjbLMqaQ

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
1912	AcroRd32.exe
1912	AcroRd32.exe
1912	AcroRd32.exe
1912	AcroRd32.exe
1912	AcroRd32.exe
1912	AcroRd32.exe
1912	AcroRd32.exe
1912	AcroRd32.exe
1912	AcroRd32.exe
1912	AcroRd32.exe
1912	AcroRd32.exe
1912	AcroRd32.exe
1912	AcroRd32.exe
1912	AcroRd32.exe
1912	AcroRd32.exe
1912	AcroRd32.exe
1912	AcroRd32.exe
1912	AcroRd32.exe
1912	AcroRd32.exe
1912	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1912	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1912	AcroRd32.exe
1912	AcroRd32.exe
1912	AcroRd32.exe
1912	AcroRd32.exe
1912	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1912 wrote to memory of 4548	1912	AcroRd32.exe	93
PID 1912 wrote to memory of 4548	1912	AcroRd32.exe	93
PID 1912 wrote to memory of 4548	1912	AcroRd32.exe	93
PID 4548 wrote to memory of 2424	4548	RdrCEF.exe	94
PID 4548 wrote to memory of 2424	4548	RdrCEF.exe	94
PID 4548 wrote to memory of 2424	4548	RdrCEF.exe	94
PID 4548 wrote to memory of 2424	4548	RdrCEF.exe	94
PID 4548 wrote to memory of 2424	4548	RdrCEF.exe	94
PID 4548 wrote to memory of 2424	4548	RdrCEF.exe	94
PID 4548 wrote to memory of 2424	4548	RdrCEF.exe	94
PID 4548 wrote to memory of 2424	4548	RdrCEF.exe	94
PID 4548 wrote to memory of 2424	4548	RdrCEF.exe	94
PID 4548 wrote to memory of 2424	4548	RdrCEF.exe	94
PID 4548 wrote to memory of 2424	4548	RdrCEF.exe	94
PID 4548 wrote to memory of 2424	4548	RdrCEF.exe	94
PID 4548 wrote to memory of 2424	4548	RdrCEF.exe	94
PID 4548 wrote to memory of 2424	4548	RdrCEF.exe	94
PID 4548 wrote to memory of 2424	4548	RdrCEF.exe	94
PID 4548 wrote to memory of 2424	4548	RdrCEF.exe	94
PID 4548 wrote to memory of 2424	4548	RdrCEF.exe	94
PID 4548 wrote to memory of 2424	4548	RdrCEF.exe	94
PID 4548 wrote to memory of 2424	4548	RdrCEF.exe	94
PID 4548 wrote to memory of 2424	4548	RdrCEF.exe	94
PID 4548 wrote to memory of 2424	4548	RdrCEF.exe	94
PID 4548 wrote to memory of 2424	4548	RdrCEF.exe	94
PID 4548 wrote to memory of 2424	4548	RdrCEF.exe	94
PID 4548 wrote to memory of 2424	4548	RdrCEF.exe	94
PID 4548 wrote to memory of 2424	4548	RdrCEF.exe	94
PID 4548 wrote to memory of 2424	4548	RdrCEF.exe	94
PID 4548 wrote to memory of 2424	4548	RdrCEF.exe	94
PID 4548 wrote to memory of 2424	4548	RdrCEF.exe	94
PID 4548 wrote to memory of 2424	4548	RdrCEF.exe	94
PID 4548 wrote to memory of 2424	4548	RdrCEF.exe	94
PID 4548 wrote to memory of 2424	4548	RdrCEF.exe	94
PID 4548 wrote to memory of 2424	4548	RdrCEF.exe	94
PID 4548 wrote to memory of 2424	4548	RdrCEF.exe	94
PID 4548 wrote to memory of 2424	4548	RdrCEF.exe	94
PID 4548 wrote to memory of 2424	4548	RdrCEF.exe	94
PID 4548 wrote to memory of 2424	4548	RdrCEF.exe	94
PID 4548 wrote to memory of 2424	4548	RdrCEF.exe	94
PID 4548 wrote to memory of 2424	4548	RdrCEF.exe	94
PID 4548 wrote to memory of 2424	4548	RdrCEF.exe	94
PID 4548 wrote to memory of 2424	4548	RdrCEF.exe	94
PID 4548 wrote to memory of 2424	4548	RdrCEF.exe	94
PID 4548 wrote to memory of 1556	4548	RdrCEF.exe	95
PID 4548 wrote to memory of 1556	4548	RdrCEF.exe	95
PID 4548 wrote to memory of 1556	4548	RdrCEF.exe	95
PID 4548 wrote to memory of 1556	4548	RdrCEF.exe	95
PID 4548 wrote to memory of 1556	4548	RdrCEF.exe	95
PID 4548 wrote to memory of 1556	4548	RdrCEF.exe	95
PID 4548 wrote to memory of 1556	4548	RdrCEF.exe	95
PID 4548 wrote to memory of 1556	4548	RdrCEF.exe	95
PID 4548 wrote to memory of 1556	4548	RdrCEF.exe	95
PID 4548 wrote to memory of 1556	4548	RdrCEF.exe	95
PID 4548 wrote to memory of 1556	4548	RdrCEF.exe	95
PID 4548 wrote to memory of 1556	4548	RdrCEF.exe	95
PID 4548 wrote to memory of 1556	4548	RdrCEF.exe	95
PID 4548 wrote to memory of 1556	4548	RdrCEF.exe	95
PID 4548 wrote to memory of 1556	4548	RdrCEF.exe	95
PID 4548 wrote to memory of 1556	4548	RdrCEF.exe	95
PID 4548 wrote to memory of 1556	4548	RdrCEF.exe	95
PID 4548 wrote to memory of 1556	4548	RdrCEF.exe	95
PID 4548 wrote to memory of 1556	4548	RdrCEF.exe	95
PID 4548 wrote to memory of 1556	4548	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\0c6d708d4457f7d6ab34eb0fdcea67aa.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:1912
- 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:4548
- - 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=8A7A1A77DE849BD2CAE119DFBD9DEE0E --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2424
- - 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=3338DEEB33532C73B93053B632B0EAA8 --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=3338DEEB33532C73B93053B632B0EAA8 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1556
- - 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=285C4DC6209E9B4D23EE983D8C31990B --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=285C4DC6209E9B4D23EE983D8C31990B --renderer-client-id=4 --mojo-platform-channel-handle=2316 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1416
- - 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=C727C7C108F2D3AAE8E466855527A9D1 --mojo-platform-channel-handle=1804 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2416
- - 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=60F6A633C9E4A6F067125CD08E988A6A --mojo-platform-channel-handle=2572 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3384
- - 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=A639E915C85A756F9865CB24CF9FE084 --mojo-platform-channel-handle=2512 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3640

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4768

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
af4d24eb36b46cdcbb4ce392b83ef9b0

SHA1
afc8a2b69f51c3e6571544d9f931b127a441608c

SHA256
cd623848c65eb1e64fc746f4a1bf13f9cb4d20fae9aff6230dad0756dfe5d98b

SHA512
7923b71801330612c7952740aeed7162ff7021c29db30e8f20f411a787e35fd3b84167c3712b6de46d1ff1b98bca1da4e78cb6779f93c3ac68c539de81c2d81e

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