eab99e5e098d0edd78fb0b6b013ce8d8238d0151aee291224d93f5ac16a5b716

Analysis

max time kernel
147s
max time network
123s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
13-01-2024 03:55

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General

Target

57ea1dfbe751e3507813355bcdaa1f01.pdf
Size

33KB
MD5

57ea1dfbe751e3507813355bcdaa1f01
SHA1

d09f94166de3b67798bfa88b8473610330fdb1b8
SHA256

eab99e5e098d0edd78fb0b6b013ce8d8238d0151aee291224d93f5ac16a5b716
SHA512

8e3d02d1194a64eeae64eda46fbf77ee5dba06989d1ad3aca3a4693447069a84a5ba9bd82810f625b003260df5b9b2b3b0008a7768f9e95154d5974f3424a838
SSDEEP

768:mmVMlIkpGsHyRYWDn0T7Fx1qWhVk0dWMk:YlIqTOD0j1zeMk

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-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4092	AcroRd32.exe
4092	AcroRd32.exe
4092	AcroRd32.exe
4092	AcroRd32.exe
4092	AcroRd32.exe
4092	AcroRd32.exe
4092	AcroRd32.exe
4092	AcroRd32.exe
4092	AcroRd32.exe
4092	AcroRd32.exe
4092	AcroRd32.exe
4092	AcroRd32.exe
4092	AcroRd32.exe
4092	AcroRd32.exe
4092	AcroRd32.exe
4092	AcroRd32.exe
4092	AcroRd32.exe
4092	AcroRd32.exe
4092	AcroRd32.exe
4092	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4092	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4092	AcroRd32.exe
4092	AcroRd32.exe
4092	AcroRd32.exe
4092	AcroRd32.exe
4092	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4092 wrote to memory of 2428	4092	AcroRd32.exe	92
PID 4092 wrote to memory of 2428	4092	AcroRd32.exe	92
PID 4092 wrote to memory of 2428	4092	AcroRd32.exe	92
PID 2428 wrote to memory of 2796	2428	RdrCEF.exe	95
PID 2428 wrote to memory of 2796	2428	RdrCEF.exe	95
PID 2428 wrote to memory of 2796	2428	RdrCEF.exe	95
PID 2428 wrote to memory of 2796	2428	RdrCEF.exe	95
PID 2428 wrote to memory of 2796	2428	RdrCEF.exe	95
PID 2428 wrote to memory of 2796	2428	RdrCEF.exe	95
PID 2428 wrote to memory of 2796	2428	RdrCEF.exe	95
PID 2428 wrote to memory of 2796	2428	RdrCEF.exe	95
PID 2428 wrote to memory of 2796	2428	RdrCEF.exe	95
PID 2428 wrote to memory of 2796	2428	RdrCEF.exe	95
PID 2428 wrote to memory of 2796	2428	RdrCEF.exe	95
PID 2428 wrote to memory of 2796	2428	RdrCEF.exe	95
PID 2428 wrote to memory of 2796	2428	RdrCEF.exe	95
PID 2428 wrote to memory of 2796	2428	RdrCEF.exe	95
PID 2428 wrote to memory of 2796	2428	RdrCEF.exe	95
PID 2428 wrote to memory of 2796	2428	RdrCEF.exe	95
PID 2428 wrote to memory of 2796	2428	RdrCEF.exe	95
PID 2428 wrote to memory of 2796	2428	RdrCEF.exe	95
PID 2428 wrote to memory of 2796	2428	RdrCEF.exe	95
PID 2428 wrote to memory of 2796	2428	RdrCEF.exe	95
PID 2428 wrote to memory of 2796	2428	RdrCEF.exe	95
PID 2428 wrote to memory of 2796	2428	RdrCEF.exe	95
PID 2428 wrote to memory of 2796	2428	RdrCEF.exe	95
PID 2428 wrote to memory of 2796	2428	RdrCEF.exe	95
PID 2428 wrote to memory of 2796	2428	RdrCEF.exe	95
PID 2428 wrote to memory of 2796	2428	RdrCEF.exe	95
PID 2428 wrote to memory of 2796	2428	RdrCEF.exe	95
PID 2428 wrote to memory of 2796	2428	RdrCEF.exe	95
PID 2428 wrote to memory of 2796	2428	RdrCEF.exe	95
PID 2428 wrote to memory of 2796	2428	RdrCEF.exe	95
PID 2428 wrote to memory of 2796	2428	RdrCEF.exe	95
PID 2428 wrote to memory of 2796	2428	RdrCEF.exe	95
PID 2428 wrote to memory of 2796	2428	RdrCEF.exe	95
PID 2428 wrote to memory of 2796	2428	RdrCEF.exe	95
PID 2428 wrote to memory of 2796	2428	RdrCEF.exe	95
PID 2428 wrote to memory of 2796	2428	RdrCEF.exe	95
PID 2428 wrote to memory of 2796	2428	RdrCEF.exe	95
PID 2428 wrote to memory of 2796	2428	RdrCEF.exe	95
PID 2428 wrote to memory of 2796	2428	RdrCEF.exe	95
PID 2428 wrote to memory of 2796	2428	RdrCEF.exe	95
PID 2428 wrote to memory of 2796	2428	RdrCEF.exe	95
PID 2428 wrote to memory of 860	2428	RdrCEF.exe	96
PID 2428 wrote to memory of 860	2428	RdrCEF.exe	96
PID 2428 wrote to memory of 860	2428	RdrCEF.exe	96
PID 2428 wrote to memory of 860	2428	RdrCEF.exe	96
PID 2428 wrote to memory of 860	2428	RdrCEF.exe	96
PID 2428 wrote to memory of 860	2428	RdrCEF.exe	96
PID 2428 wrote to memory of 860	2428	RdrCEF.exe	96
PID 2428 wrote to memory of 860	2428	RdrCEF.exe	96
PID 2428 wrote to memory of 860	2428	RdrCEF.exe	96
PID 2428 wrote to memory of 860	2428	RdrCEF.exe	96
PID 2428 wrote to memory of 860	2428	RdrCEF.exe	96
PID 2428 wrote to memory of 860	2428	RdrCEF.exe	96
PID 2428 wrote to memory of 860	2428	RdrCEF.exe	96
PID 2428 wrote to memory of 860	2428	RdrCEF.exe	96
PID 2428 wrote to memory of 860	2428	RdrCEF.exe	96
PID 2428 wrote to memory of 860	2428	RdrCEF.exe	96
PID 2428 wrote to memory of 860	2428	RdrCEF.exe	96
PID 2428 wrote to memory of 860	2428	RdrCEF.exe	96
PID 2428 wrote to memory of 860	2428	RdrCEF.exe	96
PID 2428 wrote to memory of 860	2428	RdrCEF.exe	96

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\57ea1dfbe751e3507813355bcdaa1f01.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:4092
- 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:2428
- - 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=86496F8E8FE00B99A390E17B30959C3C --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2796
- - 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=5FFC21080C677F6519446A7C5BA21B5E --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=5FFC21080C677F6519446A7C5BA21B5E --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:860
- - 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=F6DBE21CFBE0C74D1A48761A386E5ABE --mojo-platform-channel-handle=2288 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3512
- - 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=2256D2ADA2C84EE29B73F9053DD8C5A8 --mojo-platform-channel-handle=1948 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2572
- - 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=7CEBFAF63E0E8B723D5AB7B71AB5739E --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=7CEBFAF63E0E8B723D5AB7B71AB5739E --renderer-client-id=6 --mojo-platform-channel-handle=2304 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3600
- - 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=8662284900C2B95DA75EE8AA0E620368 --mojo-platform-channel-handle=1976 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4288

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4484

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
866a527e990f86003220de4c1b413c62

SHA1
d191a7a422bf33a7eedb9fe86f18b84b8babc943

SHA256
db1023308a4005f169e25a8ee31fdb90a78040673c34ad193d96b5fa7ec115ca

SHA512
116b0e106d004e5e366bb9af239338d8d3356719ecc47bdb652e1a3e85b5cec387d040074e22d9370605a47155a45239fba123664526e774b62fe9c6b44173bd

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/4092-26-0x000000000A160000-0x000000000A1B0000-memory.dmp

Filesize
320KB

Download