9ed915a7400e8e53e549a301d9e5de07d88c6505cf90964508f1bcca21b9eaf9

Analysis

max time kernel
149s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
31/12/2023, 12:41

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General

Target

367fdf39d602a8fa2b1b803671886238.pdf
Size

90KB
MD5

367fdf39d602a8fa2b1b803671886238
SHA1

60026ce0347f1057006286e0bf04292c80f59a8d
SHA256

9ed915a7400e8e53e549a301d9e5de07d88c6505cf90964508f1bcca21b9eaf9
SHA512

438f33e8d3932d15c307dedd27a210ccbb5e57f15d31bc531d09a312d7b693ca55f30a6bfac2022f7596d85848ae878a743f647777de1b4981f7177e8fa1be5e
SSDEEP

1536:rhVv2b52Hceqlq+B2WHtVAcUy27d/u+4cC+50Qfdl1X0YlLbSHRWdjyYvsGwhkg8:/ktFlq+hNVh927NscJ0Qfd/kYl3s+jyo

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-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3748	AcroRd32.exe
3748	AcroRd32.exe
3748	AcroRd32.exe
3748	AcroRd32.exe
3748	AcroRd32.exe
3748	AcroRd32.exe
3748	AcroRd32.exe
3748	AcroRd32.exe
3748	AcroRd32.exe
3748	AcroRd32.exe
3748	AcroRd32.exe
3748	AcroRd32.exe
3748	AcroRd32.exe
3748	AcroRd32.exe
3748	AcroRd32.exe
3748	AcroRd32.exe
3748	AcroRd32.exe
3748	AcroRd32.exe
3748	AcroRd32.exe
3748	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3748	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3748	AcroRd32.exe
3748	AcroRd32.exe
3748	AcroRd32.exe
3748	AcroRd32.exe
3748	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3748 wrote to memory of 2696	3748	AcroRd32.exe	91
PID 3748 wrote to memory of 2696	3748	AcroRd32.exe	91
PID 3748 wrote to memory of 2696	3748	AcroRd32.exe	91
PID 2696 wrote to memory of 3124	2696	RdrCEF.exe	92
PID 2696 wrote to memory of 3124	2696	RdrCEF.exe	92
PID 2696 wrote to memory of 3124	2696	RdrCEF.exe	92
PID 2696 wrote to memory of 3124	2696	RdrCEF.exe	92
PID 2696 wrote to memory of 3124	2696	RdrCEF.exe	92
PID 2696 wrote to memory of 3124	2696	RdrCEF.exe	92
PID 2696 wrote to memory of 3124	2696	RdrCEF.exe	92
PID 2696 wrote to memory of 3124	2696	RdrCEF.exe	92
PID 2696 wrote to memory of 3124	2696	RdrCEF.exe	92
PID 2696 wrote to memory of 3124	2696	RdrCEF.exe	92
PID 2696 wrote to memory of 3124	2696	RdrCEF.exe	92
PID 2696 wrote to memory of 3124	2696	RdrCEF.exe	92
PID 2696 wrote to memory of 3124	2696	RdrCEF.exe	92
PID 2696 wrote to memory of 3124	2696	RdrCEF.exe	92
PID 2696 wrote to memory of 3124	2696	RdrCEF.exe	92
PID 2696 wrote to memory of 3124	2696	RdrCEF.exe	92
PID 2696 wrote to memory of 3124	2696	RdrCEF.exe	92
PID 2696 wrote to memory of 3124	2696	RdrCEF.exe	92
PID 2696 wrote to memory of 3124	2696	RdrCEF.exe	92
PID 2696 wrote to memory of 3124	2696	RdrCEF.exe	92
PID 2696 wrote to memory of 3124	2696	RdrCEF.exe	92
PID 2696 wrote to memory of 3124	2696	RdrCEF.exe	92
PID 2696 wrote to memory of 3124	2696	RdrCEF.exe	92
PID 2696 wrote to memory of 3124	2696	RdrCEF.exe	92
PID 2696 wrote to memory of 3124	2696	RdrCEF.exe	92
PID 2696 wrote to memory of 3124	2696	RdrCEF.exe	92
PID 2696 wrote to memory of 3124	2696	RdrCEF.exe	92
PID 2696 wrote to memory of 3124	2696	RdrCEF.exe	92
PID 2696 wrote to memory of 3124	2696	RdrCEF.exe	92
PID 2696 wrote to memory of 3124	2696	RdrCEF.exe	92
PID 2696 wrote to memory of 3124	2696	RdrCEF.exe	92
PID 2696 wrote to memory of 3124	2696	RdrCEF.exe	92
PID 2696 wrote to memory of 3124	2696	RdrCEF.exe	92
PID 2696 wrote to memory of 3124	2696	RdrCEF.exe	92
PID 2696 wrote to memory of 3124	2696	RdrCEF.exe	92
PID 2696 wrote to memory of 3124	2696	RdrCEF.exe	92
PID 2696 wrote to memory of 3124	2696	RdrCEF.exe	92
PID 2696 wrote to memory of 3124	2696	RdrCEF.exe	92
PID 2696 wrote to memory of 3124	2696	RdrCEF.exe	92
PID 2696 wrote to memory of 3124	2696	RdrCEF.exe	92
PID 2696 wrote to memory of 3124	2696	RdrCEF.exe	92
PID 2696 wrote to memory of 3256	2696	RdrCEF.exe	93
PID 2696 wrote to memory of 3256	2696	RdrCEF.exe	93
PID 2696 wrote to memory of 3256	2696	RdrCEF.exe	93
PID 2696 wrote to memory of 3256	2696	RdrCEF.exe	93
PID 2696 wrote to memory of 3256	2696	RdrCEF.exe	93
PID 2696 wrote to memory of 3256	2696	RdrCEF.exe	93
PID 2696 wrote to memory of 3256	2696	RdrCEF.exe	93
PID 2696 wrote to memory of 3256	2696	RdrCEF.exe	93
PID 2696 wrote to memory of 3256	2696	RdrCEF.exe	93
PID 2696 wrote to memory of 3256	2696	RdrCEF.exe	93
PID 2696 wrote to memory of 3256	2696	RdrCEF.exe	93
PID 2696 wrote to memory of 3256	2696	RdrCEF.exe	93
PID 2696 wrote to memory of 3256	2696	RdrCEF.exe	93
PID 2696 wrote to memory of 3256	2696	RdrCEF.exe	93
PID 2696 wrote to memory of 3256	2696	RdrCEF.exe	93
PID 2696 wrote to memory of 3256	2696	RdrCEF.exe	93
PID 2696 wrote to memory of 3256	2696	RdrCEF.exe	93
PID 2696 wrote to memory of 3256	2696	RdrCEF.exe	93
PID 2696 wrote to memory of 3256	2696	RdrCEF.exe	93
PID 2696 wrote to memory of 3256	2696	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\367fdf39d602a8fa2b1b803671886238.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:3748
- 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:2696
- - 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=7BB0592EB59421EAC083B501939A909B --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3124
- - 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=821E31E89B214296E700AE2906F611AA --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=821E31E89B214296E700AE2906F611AA --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3256
- - 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=DFC689E5918496EE280A3014D69C1CB4 --mojo-platform-channel-handle=2304 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4624
- - 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=FFAD1EEBC8CD35F37DA895F18F567DDD --mojo-platform-channel-handle=1960 --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=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=9015A24F25DC0E651DD4156077CB2317 --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=9015A24F25DC0E651DD4156077CB2317 --renderer-client-id=6 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3492
- - 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=E0E858137E87D76AD927AAABE6E50C06 --mojo-platform-channel-handle=2696 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4892

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3792

C:\Windows\System32\sihclient.exe
C:\Windows\System32\sihclient.exe /cv avDPOhfYsku6XDmU/JqGVA.0.2
1⤵
PID:4892

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
57d393db8e69267dbbc033df1c71ff2e

SHA1
782d155e9950427cb0838e22f09a2e6774641dd5

SHA256
5c55c729261412225be6638546345f9009fe3e52f0ab795c91a84ae863979e4c

SHA512
f0994e442832342dc67d4fa7e17a00ab35efbc4361370c1b8673b6ce7b159ab83776235c1e4df69b8121b77b05b20a63cd9dda50b5e03232960cf83bbcb2f83d

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
56KB

MD5
c26ed30e7d5ab440480838636efc41db

SHA1
c66e0d00b56abebfb60d2fcc5cf85ad31a0d6591

SHA256
6a3c5c4a8e57f77ecc22078fbf603ecc31fb82d429bd87b7b4b9261447092aef

SHA512
96cdb78bca3e01d4513c31661987e5646e6a8ff24708918aa0d66dfa3ca5d98af4862c9f38c4f41f933c345d2d3adfb1d34d1430b33f45f916f41a9872a030df

Download Submit
memory/3748-28-0x000000000BB00000-0x000000000BB21000-memory.dmp

Filesize
132KB

Download