4b2cdfdbf7917b386157ee1a5621ad295c884a30cc9c75940fc9a84738440530

Analysis

max time kernel
147s
max time network
134s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
26-12-2023 00:00

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General

Target

44d7dd8712695958987d888b195f5188.pdf
Size

62KB
MD5

44d7dd8712695958987d888b195f5188
SHA1

1d37482050af195340a0f954051749e692e8800c
SHA256

4b2cdfdbf7917b386157ee1a5621ad295c884a30cc9c75940fc9a84738440530
SHA512

9b10c04264a93735787e39f27c54de57f77ace8f0fa6caee8fb122a0d55c1ff5ed1c1493275868ddcf108ec2c4a633b97139818d9dd562522900478b76267388
SSDEEP

1536:YGFEemENAoowLBicPn1FQ4RcS5bAVOtBltIcNwK6RvRcWlPAuzr/q:1FEem6AcLBicd6al5bYOtBltvNwvR5cr

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
5104	AcroRd32.exe
5104	AcroRd32.exe
5104	AcroRd32.exe
5104	AcroRd32.exe
5104	AcroRd32.exe
5104	AcroRd32.exe
5104	AcroRd32.exe
5104	AcroRd32.exe
5104	AcroRd32.exe
5104	AcroRd32.exe
5104	AcroRd32.exe
5104	AcroRd32.exe
5104	AcroRd32.exe
5104	AcroRd32.exe
5104	AcroRd32.exe
5104	AcroRd32.exe
5104	AcroRd32.exe
5104	AcroRd32.exe
5104	AcroRd32.exe
5104	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
5104	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
5104	AcroRd32.exe
5104	AcroRd32.exe
5104	AcroRd32.exe
5104	AcroRd32.exe
5104	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 5104 wrote to memory of 628	5104	AcroRd32.exe	96
PID 5104 wrote to memory of 628	5104	AcroRd32.exe	96
PID 5104 wrote to memory of 628	5104	AcroRd32.exe	96
PID 628 wrote to memory of 2304	628	RdrCEF.exe	98
PID 628 wrote to memory of 2304	628	RdrCEF.exe	98
PID 628 wrote to memory of 2304	628	RdrCEF.exe	98
PID 628 wrote to memory of 2304	628	RdrCEF.exe	98
PID 628 wrote to memory of 2304	628	RdrCEF.exe	98
PID 628 wrote to memory of 2304	628	RdrCEF.exe	98
PID 628 wrote to memory of 2304	628	RdrCEF.exe	98
PID 628 wrote to memory of 2304	628	RdrCEF.exe	98
PID 628 wrote to memory of 2304	628	RdrCEF.exe	98
PID 628 wrote to memory of 2304	628	RdrCEF.exe	98
PID 628 wrote to memory of 2304	628	RdrCEF.exe	98
PID 628 wrote to memory of 2304	628	RdrCEF.exe	98
PID 628 wrote to memory of 2304	628	RdrCEF.exe	98
PID 628 wrote to memory of 2304	628	RdrCEF.exe	98
PID 628 wrote to memory of 2304	628	RdrCEF.exe	98
PID 628 wrote to memory of 2304	628	RdrCEF.exe	98
PID 628 wrote to memory of 2304	628	RdrCEF.exe	98
PID 628 wrote to memory of 2304	628	RdrCEF.exe	98
PID 628 wrote to memory of 2304	628	RdrCEF.exe	98
PID 628 wrote to memory of 2304	628	RdrCEF.exe	98
PID 628 wrote to memory of 2304	628	RdrCEF.exe	98
PID 628 wrote to memory of 2304	628	RdrCEF.exe	98
PID 628 wrote to memory of 2304	628	RdrCEF.exe	98
PID 628 wrote to memory of 2304	628	RdrCEF.exe	98
PID 628 wrote to memory of 2304	628	RdrCEF.exe	98
PID 628 wrote to memory of 2304	628	RdrCEF.exe	98
PID 628 wrote to memory of 2304	628	RdrCEF.exe	98
PID 628 wrote to memory of 2304	628	RdrCEF.exe	98
PID 628 wrote to memory of 2304	628	RdrCEF.exe	98
PID 628 wrote to memory of 2304	628	RdrCEF.exe	98
PID 628 wrote to memory of 2304	628	RdrCEF.exe	98
PID 628 wrote to memory of 2304	628	RdrCEF.exe	98
PID 628 wrote to memory of 2304	628	RdrCEF.exe	98
PID 628 wrote to memory of 2304	628	RdrCEF.exe	98
PID 628 wrote to memory of 2304	628	RdrCEF.exe	98
PID 628 wrote to memory of 2304	628	RdrCEF.exe	98
PID 628 wrote to memory of 2304	628	RdrCEF.exe	98
PID 628 wrote to memory of 2304	628	RdrCEF.exe	98
PID 628 wrote to memory of 2304	628	RdrCEF.exe	98
PID 628 wrote to memory of 2304	628	RdrCEF.exe	98
PID 628 wrote to memory of 2304	628	RdrCEF.exe	98
PID 628 wrote to memory of 3424	628	RdrCEF.exe	97
PID 628 wrote to memory of 3424	628	RdrCEF.exe	97
PID 628 wrote to memory of 3424	628	RdrCEF.exe	97
PID 628 wrote to memory of 3424	628	RdrCEF.exe	97
PID 628 wrote to memory of 3424	628	RdrCEF.exe	97
PID 628 wrote to memory of 3424	628	RdrCEF.exe	97
PID 628 wrote to memory of 3424	628	RdrCEF.exe	97
PID 628 wrote to memory of 3424	628	RdrCEF.exe	97
PID 628 wrote to memory of 3424	628	RdrCEF.exe	97
PID 628 wrote to memory of 3424	628	RdrCEF.exe	97
PID 628 wrote to memory of 3424	628	RdrCEF.exe	97
PID 628 wrote to memory of 3424	628	RdrCEF.exe	97
PID 628 wrote to memory of 3424	628	RdrCEF.exe	97
PID 628 wrote to memory of 3424	628	RdrCEF.exe	97
PID 628 wrote to memory of 3424	628	RdrCEF.exe	97
PID 628 wrote to memory of 3424	628	RdrCEF.exe	97
PID 628 wrote to memory of 3424	628	RdrCEF.exe	97
PID 628 wrote to memory of 3424	628	RdrCEF.exe	97
PID 628 wrote to memory of 3424	628	RdrCEF.exe	97
PID 628 wrote to memory of 3424	628	RdrCEF.exe	97

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\44d7dd8712695958987d888b195f5188.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:5104
- 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:628
- - 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=D035A7720D006DFDFD444AB4D5A22E15 --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=D035A7720D006DFDFD444AB4D5A22E15 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3424
- - 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=E7A9AA3D9E189319E6120B68FC0F91EB --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2304
- - 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=4BA6620B12986F15FAE79FF205B2FA80 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3028
- - 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=43983BA3A260B79240A2C126BFB5A1C7 --mojo-platform-channel-handle=1956 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3700
- - 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=3792556DD8B0286EB401BF19FFD3B1D4 --mojo-platform-channel-handle=2492 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:636
- - 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=3360DF5E157B0F3A32B723D6BA12FCC3 --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=3360DF5E157B0F3A32B723D6BA12FCC3 --renderer-client-id=8 --mojo-platform-channel-handle=2524 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5020

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2228

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
3KB

MD5
f4aa7ea508f0bc14e3b954f12bb1a5b8

SHA1
3c360f72df5fee1a80d1df6747ca35beeaadcbd7

SHA256
2902960b3c1cc68649575836377493da4b06443dda8ebd17091249788cbe55ae

SHA512
fe0c0ed9f33ffd3c54a03df4e61e446f1128a34b736cd50ef4fd1927b9f0c69feed9b2f991470828e08353a345e591d5921a23a94d7310cc301f44e53fb4a932

Download Submit
memory/5104-26-0x000000000B560000-0x000000000B5B0000-memory.dmp

Filesize
320KB

Download