bee85f3bf84fbd867a38e5599ecca20dc03adbfb399d6ba42887bcfdc9408c25

Analysis

max time kernel
143s
max time network
146s
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, 10:36

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General

Target

093332ac9fdcd0011d4bb7ca24ea6342.pdf
Size

97KB
MD5

093332ac9fdcd0011d4bb7ca24ea6342
SHA1

581e08e83d623488ce1d932482f3becbae2d5831
SHA256

bee85f3bf84fbd867a38e5599ecca20dc03adbfb399d6ba42887bcfdc9408c25
SHA512

972b81a1abea9cc66560acd1f8f23a80a3d6c3d6083deb18b82322a23e06f7f4e3ca9b93ec0c3a39302da8baf1f32ce9219c89d4cc414a28a4ec2585aa37a6d6
SSDEEP

3072:mYQiteaRXxnIkZ8l75g/gIsPFyiR74B7UZb2H:pxRhnCngNhq4p

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-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2016	AcroRd32.exe
2016	AcroRd32.exe
2016	AcroRd32.exe
2016	AcroRd32.exe
2016	AcroRd32.exe
2016	AcroRd32.exe
2016	AcroRd32.exe
2016	AcroRd32.exe
2016	AcroRd32.exe
2016	AcroRd32.exe
2016	AcroRd32.exe
2016	AcroRd32.exe
2016	AcroRd32.exe
2016	AcroRd32.exe
2016	AcroRd32.exe
2016	AcroRd32.exe
2016	AcroRd32.exe
2016	AcroRd32.exe
2016	AcroRd32.exe
2016	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2016	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2016	AcroRd32.exe
2016	AcroRd32.exe
2016	AcroRd32.exe
2016	AcroRd32.exe
2016	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2016 wrote to memory of 3524	2016	AcroRd32.exe	93
PID 2016 wrote to memory of 3524	2016	AcroRd32.exe	93
PID 2016 wrote to memory of 3524	2016	AcroRd32.exe	93
PID 3524 wrote to memory of 948	3524	RdrCEF.exe	94
PID 3524 wrote to memory of 948	3524	RdrCEF.exe	94
PID 3524 wrote to memory of 948	3524	RdrCEF.exe	94
PID 3524 wrote to memory of 948	3524	RdrCEF.exe	94
PID 3524 wrote to memory of 948	3524	RdrCEF.exe	94
PID 3524 wrote to memory of 948	3524	RdrCEF.exe	94
PID 3524 wrote to memory of 948	3524	RdrCEF.exe	94
PID 3524 wrote to memory of 948	3524	RdrCEF.exe	94
PID 3524 wrote to memory of 948	3524	RdrCEF.exe	94
PID 3524 wrote to memory of 948	3524	RdrCEF.exe	94
PID 3524 wrote to memory of 948	3524	RdrCEF.exe	94
PID 3524 wrote to memory of 948	3524	RdrCEF.exe	94
PID 3524 wrote to memory of 948	3524	RdrCEF.exe	94
PID 3524 wrote to memory of 948	3524	RdrCEF.exe	94
PID 3524 wrote to memory of 948	3524	RdrCEF.exe	94
PID 3524 wrote to memory of 948	3524	RdrCEF.exe	94
PID 3524 wrote to memory of 948	3524	RdrCEF.exe	94
PID 3524 wrote to memory of 948	3524	RdrCEF.exe	94
PID 3524 wrote to memory of 948	3524	RdrCEF.exe	94
PID 3524 wrote to memory of 948	3524	RdrCEF.exe	94
PID 3524 wrote to memory of 948	3524	RdrCEF.exe	94
PID 3524 wrote to memory of 948	3524	RdrCEF.exe	94
PID 3524 wrote to memory of 948	3524	RdrCEF.exe	94
PID 3524 wrote to memory of 948	3524	RdrCEF.exe	94
PID 3524 wrote to memory of 948	3524	RdrCEF.exe	94
PID 3524 wrote to memory of 948	3524	RdrCEF.exe	94
PID 3524 wrote to memory of 948	3524	RdrCEF.exe	94
PID 3524 wrote to memory of 948	3524	RdrCEF.exe	94
PID 3524 wrote to memory of 948	3524	RdrCEF.exe	94
PID 3524 wrote to memory of 948	3524	RdrCEF.exe	94
PID 3524 wrote to memory of 948	3524	RdrCEF.exe	94
PID 3524 wrote to memory of 948	3524	RdrCEF.exe	94
PID 3524 wrote to memory of 948	3524	RdrCEF.exe	94
PID 3524 wrote to memory of 948	3524	RdrCEF.exe	94
PID 3524 wrote to memory of 948	3524	RdrCEF.exe	94
PID 3524 wrote to memory of 948	3524	RdrCEF.exe	94
PID 3524 wrote to memory of 948	3524	RdrCEF.exe	94
PID 3524 wrote to memory of 948	3524	RdrCEF.exe	94
PID 3524 wrote to memory of 948	3524	RdrCEF.exe	94
PID 3524 wrote to memory of 948	3524	RdrCEF.exe	94
PID 3524 wrote to memory of 948	3524	RdrCEF.exe	94
PID 3524 wrote to memory of 2240	3524	RdrCEF.exe	95
PID 3524 wrote to memory of 2240	3524	RdrCEF.exe	95
PID 3524 wrote to memory of 2240	3524	RdrCEF.exe	95
PID 3524 wrote to memory of 2240	3524	RdrCEF.exe	95
PID 3524 wrote to memory of 2240	3524	RdrCEF.exe	95
PID 3524 wrote to memory of 2240	3524	RdrCEF.exe	95
PID 3524 wrote to memory of 2240	3524	RdrCEF.exe	95
PID 3524 wrote to memory of 2240	3524	RdrCEF.exe	95
PID 3524 wrote to memory of 2240	3524	RdrCEF.exe	95
PID 3524 wrote to memory of 2240	3524	RdrCEF.exe	95
PID 3524 wrote to memory of 2240	3524	RdrCEF.exe	95
PID 3524 wrote to memory of 2240	3524	RdrCEF.exe	95
PID 3524 wrote to memory of 2240	3524	RdrCEF.exe	95
PID 3524 wrote to memory of 2240	3524	RdrCEF.exe	95
PID 3524 wrote to memory of 2240	3524	RdrCEF.exe	95
PID 3524 wrote to memory of 2240	3524	RdrCEF.exe	95
PID 3524 wrote to memory of 2240	3524	RdrCEF.exe	95
PID 3524 wrote to memory of 2240	3524	RdrCEF.exe	95
PID 3524 wrote to memory of 2240	3524	RdrCEF.exe	95
PID 3524 wrote to memory of 2240	3524	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\093332ac9fdcd0011d4bb7ca24ea6342.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:2016
- 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:3524
- - 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=3FDE28E0FD96AF7D126624F5EAFCFE0D --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:948
- - 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=F4F6D9D4B1865CA1475CC05F1F970F5F --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=F4F6D9D4B1865CA1475CC05F1F970F5F --renderer-client-id=2 --mojo-platform-channel-handle=1716 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2240
- - 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=6AF29EA69A4BBB4D163FF1A91F8FAF1B --mojo-platform-channel-handle=2324 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2584
- - 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=F7D80C5160268E2A9CCC5628CDEFE8E0 --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=F7D80C5160268E2A9CCC5628CDEFE8E0 --renderer-client-id=5 --mojo-platform-channel-handle=2352 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4028
- - 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=E5843154E9785312752F1C42F6420AA2 --mojo-platform-channel-handle=2456 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1296
- - 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=E375CFDEA77ABDB47321E1534B58154A --mojo-platform-channel-handle=2788 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3652

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

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

Filesize
64KB

MD5
17a2ecbb59f72476ece10d06cfb3b14e

SHA1
e251d8fdf87b02f1e0c8a04e2df0092cfff2a4bf

SHA256
7098f96f9c5731e22ced3b3b222293b08b8cde58ffa3e511e4db2ac774694d16

SHA512
c646c7e02d9e871aeb914083d2101beb49ee13ca2f4b434d0a733cde708b07ce9053a6f227af0599685428f2286f35116459cd41fba15d261ccd1f21f6d91520

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/2016-28-0x000000000C520000-0x000000000C541000-memory.dmp

Filesize
132KB

Download