3bdfa4fef40bbdd0a7f509577b074b94bdd352af37a87326e654e53a1e0a03f8

Analysis

max time kernel
142s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
30/12/2023, 11:27

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General

Target

171e851b44dff6ea3555d3069c78a3a9.pdf
Size

38KB
MD5

171e851b44dff6ea3555d3069c78a3a9
SHA1

ac1f45b792409d609e0480f122ede72e42b72ad9
SHA256

3bdfa4fef40bbdd0a7f509577b074b94bdd352af37a87326e654e53a1e0a03f8
SHA512

33005c4f7f8c449d9190e50384ff5f5a34218b8a8d488c30785c1cdb83b49d0b259c416d24ee685a599eb012b8921e854f84bd997dc0b79f35408c177a455477
SSDEEP

768:k7mfIkaG7Y/ZlUNrbaHQqoODNx2ihJ4+M+YDgiESHnj8L9Cc:LezZCVbjGLDJ+0iESHnj8LQc

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-1-5-21-3791175113-1062217823-1177695025-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4996	AcroRd32.exe
4996	AcroRd32.exe
4996	AcroRd32.exe
4996	AcroRd32.exe
4996	AcroRd32.exe
4996	AcroRd32.exe
4996	AcroRd32.exe
4996	AcroRd32.exe
4996	AcroRd32.exe
4996	AcroRd32.exe
4996	AcroRd32.exe
4996	AcroRd32.exe
4996	AcroRd32.exe
4996	AcroRd32.exe
4996	AcroRd32.exe
4996	AcroRd32.exe
4996	AcroRd32.exe
4996	AcroRd32.exe
4996	AcroRd32.exe
4996	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4996	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4996	AcroRd32.exe
4996	AcroRd32.exe
4996	AcroRd32.exe
4996	AcroRd32.exe
4996	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4996 wrote to memory of 3960	4996	AcroRd32.exe	92
PID 4996 wrote to memory of 3960	4996	AcroRd32.exe	92
PID 4996 wrote to memory of 3960	4996	AcroRd32.exe	92
PID 3960 wrote to memory of 2216	3960	RdrCEF.exe	94
PID 3960 wrote to memory of 2216	3960	RdrCEF.exe	94
PID 3960 wrote to memory of 2216	3960	RdrCEF.exe	94
PID 3960 wrote to memory of 2216	3960	RdrCEF.exe	94
PID 3960 wrote to memory of 2216	3960	RdrCEF.exe	94
PID 3960 wrote to memory of 2216	3960	RdrCEF.exe	94
PID 3960 wrote to memory of 2216	3960	RdrCEF.exe	94
PID 3960 wrote to memory of 2216	3960	RdrCEF.exe	94
PID 3960 wrote to memory of 2216	3960	RdrCEF.exe	94
PID 3960 wrote to memory of 2216	3960	RdrCEF.exe	94
PID 3960 wrote to memory of 2216	3960	RdrCEF.exe	94
PID 3960 wrote to memory of 2216	3960	RdrCEF.exe	94
PID 3960 wrote to memory of 2216	3960	RdrCEF.exe	94
PID 3960 wrote to memory of 2216	3960	RdrCEF.exe	94
PID 3960 wrote to memory of 2216	3960	RdrCEF.exe	94
PID 3960 wrote to memory of 2216	3960	RdrCEF.exe	94
PID 3960 wrote to memory of 2216	3960	RdrCEF.exe	94
PID 3960 wrote to memory of 2216	3960	RdrCEF.exe	94
PID 3960 wrote to memory of 2216	3960	RdrCEF.exe	94
PID 3960 wrote to memory of 2216	3960	RdrCEF.exe	94
PID 3960 wrote to memory of 2216	3960	RdrCEF.exe	94
PID 3960 wrote to memory of 2216	3960	RdrCEF.exe	94
PID 3960 wrote to memory of 2216	3960	RdrCEF.exe	94
PID 3960 wrote to memory of 2216	3960	RdrCEF.exe	94
PID 3960 wrote to memory of 2216	3960	RdrCEF.exe	94
PID 3960 wrote to memory of 2216	3960	RdrCEF.exe	94
PID 3960 wrote to memory of 2216	3960	RdrCEF.exe	94
PID 3960 wrote to memory of 2216	3960	RdrCEF.exe	94
PID 3960 wrote to memory of 2216	3960	RdrCEF.exe	94
PID 3960 wrote to memory of 2216	3960	RdrCEF.exe	94
PID 3960 wrote to memory of 2216	3960	RdrCEF.exe	94
PID 3960 wrote to memory of 2216	3960	RdrCEF.exe	94
PID 3960 wrote to memory of 2216	3960	RdrCEF.exe	94
PID 3960 wrote to memory of 2216	3960	RdrCEF.exe	94
PID 3960 wrote to memory of 2216	3960	RdrCEF.exe	94
PID 3960 wrote to memory of 2216	3960	RdrCEF.exe	94
PID 3960 wrote to memory of 2216	3960	RdrCEF.exe	94
PID 3960 wrote to memory of 2216	3960	RdrCEF.exe	94
PID 3960 wrote to memory of 2216	3960	RdrCEF.exe	94
PID 3960 wrote to memory of 2216	3960	RdrCEF.exe	94
PID 3960 wrote to memory of 2216	3960	RdrCEF.exe	94
PID 3960 wrote to memory of 1452	3960	RdrCEF.exe	93
PID 3960 wrote to memory of 1452	3960	RdrCEF.exe	93
PID 3960 wrote to memory of 1452	3960	RdrCEF.exe	93
PID 3960 wrote to memory of 1452	3960	RdrCEF.exe	93
PID 3960 wrote to memory of 1452	3960	RdrCEF.exe	93
PID 3960 wrote to memory of 1452	3960	RdrCEF.exe	93
PID 3960 wrote to memory of 1452	3960	RdrCEF.exe	93
PID 3960 wrote to memory of 1452	3960	RdrCEF.exe	93
PID 3960 wrote to memory of 1452	3960	RdrCEF.exe	93
PID 3960 wrote to memory of 1452	3960	RdrCEF.exe	93
PID 3960 wrote to memory of 1452	3960	RdrCEF.exe	93
PID 3960 wrote to memory of 1452	3960	RdrCEF.exe	93
PID 3960 wrote to memory of 1452	3960	RdrCEF.exe	93
PID 3960 wrote to memory of 1452	3960	RdrCEF.exe	93
PID 3960 wrote to memory of 1452	3960	RdrCEF.exe	93
PID 3960 wrote to memory of 1452	3960	RdrCEF.exe	93
PID 3960 wrote to memory of 1452	3960	RdrCEF.exe	93
PID 3960 wrote to memory of 1452	3960	RdrCEF.exe	93
PID 3960 wrote to memory of 1452	3960	RdrCEF.exe	93
PID 3960 wrote to memory of 1452	3960	RdrCEF.exe	93

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\171e851b44dff6ea3555d3069c78a3a9.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:4996
- 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:3960
- - 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=33B0DB86104C21E5C889A040C7E2C535 --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=33B0DB86104C21E5C889A040C7E2C535 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1452
- - 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=AB99841F303DEC644DC7E3E6E02BA581 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2216
- - 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=AE9365F28901954A020DE558C7486611 --mojo-platform-channel-handle=2284 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1620
- - 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=27BC494D1064554818E073F933A52D52 --mojo-platform-channel-handle=1916 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1632
- - 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=222B8D9A48A820696DF8953830FAD2BD --mojo-platform-channel-handle=2000 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1148
- - 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=8B1E106F6C382E6410213695AB0A6F04 --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=8B1E106F6C382E6410213695AB0A6F04 --renderer-client-id=7 --mojo-platform-channel-handle=2388 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4432

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:928

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

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Downloads

memory/4996-26-0x000000000A280000-0x000000000A2D0000-memory.dmp

Filesize
320KB

Download