d14dbed96c1d4600e5edb5ecf0556d422be55c01ad3f5fbc2f70aa604d03dd21

Analysis

max time kernel
144s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
14/02/2024, 16:39

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General

Target

9c2807ed4858492e84b46b00b406a077.pdf
Size

38KB
MD5

9c2807ed4858492e84b46b00b406a077
SHA1

d0a7635d2947a561245b7cc7679188c31249194a
SHA256

d14dbed96c1d4600e5edb5ecf0556d422be55c01ad3f5fbc2f70aa604d03dd21
SHA512

d5a0fcff3809142dd1c8d75b61797e1ee7d7cc0156f7748a1416b8a694ec5ece93026fc3af3a3afd1c9be3438affaedd8cfd75dd4cab9f16f12fb30d0ed3d402
SSDEEP

768:WpnLkoJOyFwWHgUeof3PESP4+ArBZIKwr+S:QL1O4HgUVf3PESH6BZIKwr+S

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
4268	AcroRd32.exe
4268	AcroRd32.exe
4268	AcroRd32.exe
4268	AcroRd32.exe
4268	AcroRd32.exe
4268	AcroRd32.exe
4268	AcroRd32.exe
4268	AcroRd32.exe
4268	AcroRd32.exe
4268	AcroRd32.exe
4268	AcroRd32.exe
4268	AcroRd32.exe
4268	AcroRd32.exe
4268	AcroRd32.exe
4268	AcroRd32.exe
4268	AcroRd32.exe
4268	AcroRd32.exe
4268	AcroRd32.exe
4268	AcroRd32.exe
4268	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4268	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4268	AcroRd32.exe
4268	AcroRd32.exe
4268	AcroRd32.exe
4268	AcroRd32.exe
4268	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4268 wrote to memory of 4092	4268	AcroRd32.exe	85
PID 4268 wrote to memory of 4092	4268	AcroRd32.exe	85
PID 4268 wrote to memory of 4092	4268	AcroRd32.exe	85
PID 4092 wrote to memory of 3536	4092	RdrCEF.exe	86
PID 4092 wrote to memory of 3536	4092	RdrCEF.exe	86
PID 4092 wrote to memory of 3536	4092	RdrCEF.exe	86
PID 4092 wrote to memory of 3536	4092	RdrCEF.exe	86
PID 4092 wrote to memory of 3536	4092	RdrCEF.exe	86
PID 4092 wrote to memory of 3536	4092	RdrCEF.exe	86
PID 4092 wrote to memory of 3536	4092	RdrCEF.exe	86
PID 4092 wrote to memory of 3536	4092	RdrCEF.exe	86
PID 4092 wrote to memory of 3536	4092	RdrCEF.exe	86
PID 4092 wrote to memory of 3536	4092	RdrCEF.exe	86
PID 4092 wrote to memory of 3536	4092	RdrCEF.exe	86
PID 4092 wrote to memory of 3536	4092	RdrCEF.exe	86
PID 4092 wrote to memory of 3536	4092	RdrCEF.exe	86
PID 4092 wrote to memory of 3536	4092	RdrCEF.exe	86
PID 4092 wrote to memory of 3536	4092	RdrCEF.exe	86
PID 4092 wrote to memory of 3536	4092	RdrCEF.exe	86
PID 4092 wrote to memory of 3536	4092	RdrCEF.exe	86
PID 4092 wrote to memory of 3536	4092	RdrCEF.exe	86
PID 4092 wrote to memory of 3536	4092	RdrCEF.exe	86
PID 4092 wrote to memory of 3536	4092	RdrCEF.exe	86
PID 4092 wrote to memory of 3536	4092	RdrCEF.exe	86
PID 4092 wrote to memory of 3536	4092	RdrCEF.exe	86
PID 4092 wrote to memory of 3536	4092	RdrCEF.exe	86
PID 4092 wrote to memory of 3536	4092	RdrCEF.exe	86
PID 4092 wrote to memory of 3536	4092	RdrCEF.exe	86
PID 4092 wrote to memory of 3536	4092	RdrCEF.exe	86
PID 4092 wrote to memory of 3536	4092	RdrCEF.exe	86
PID 4092 wrote to memory of 3536	4092	RdrCEF.exe	86
PID 4092 wrote to memory of 3536	4092	RdrCEF.exe	86
PID 4092 wrote to memory of 3536	4092	RdrCEF.exe	86
PID 4092 wrote to memory of 3536	4092	RdrCEF.exe	86
PID 4092 wrote to memory of 3536	4092	RdrCEF.exe	86
PID 4092 wrote to memory of 3536	4092	RdrCEF.exe	86
PID 4092 wrote to memory of 3536	4092	RdrCEF.exe	86
PID 4092 wrote to memory of 3536	4092	RdrCEF.exe	86
PID 4092 wrote to memory of 3536	4092	RdrCEF.exe	86
PID 4092 wrote to memory of 3536	4092	RdrCEF.exe	86
PID 4092 wrote to memory of 3536	4092	RdrCEF.exe	86
PID 4092 wrote to memory of 3536	4092	RdrCEF.exe	86
PID 4092 wrote to memory of 3536	4092	RdrCEF.exe	86
PID 4092 wrote to memory of 3536	4092	RdrCEF.exe	86
PID 4092 wrote to memory of 3980	4092	RdrCEF.exe	87
PID 4092 wrote to memory of 3980	4092	RdrCEF.exe	87
PID 4092 wrote to memory of 3980	4092	RdrCEF.exe	87
PID 4092 wrote to memory of 3980	4092	RdrCEF.exe	87
PID 4092 wrote to memory of 3980	4092	RdrCEF.exe	87
PID 4092 wrote to memory of 3980	4092	RdrCEF.exe	87
PID 4092 wrote to memory of 3980	4092	RdrCEF.exe	87
PID 4092 wrote to memory of 3980	4092	RdrCEF.exe	87
PID 4092 wrote to memory of 3980	4092	RdrCEF.exe	87
PID 4092 wrote to memory of 3980	4092	RdrCEF.exe	87
PID 4092 wrote to memory of 3980	4092	RdrCEF.exe	87
PID 4092 wrote to memory of 3980	4092	RdrCEF.exe	87
PID 4092 wrote to memory of 3980	4092	RdrCEF.exe	87
PID 4092 wrote to memory of 3980	4092	RdrCEF.exe	87
PID 4092 wrote to memory of 3980	4092	RdrCEF.exe	87
PID 4092 wrote to memory of 3980	4092	RdrCEF.exe	87
PID 4092 wrote to memory of 3980	4092	RdrCEF.exe	87
PID 4092 wrote to memory of 3980	4092	RdrCEF.exe	87
PID 4092 wrote to memory of 3980	4092	RdrCEF.exe	87
PID 4092 wrote to memory of 3980	4092	RdrCEF.exe	87

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\9c2807ed4858492e84b46b00b406a077.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:4268
- 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: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" --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=A66A886D6B07EA097D3BC4057D50CD15 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3536
- - 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=E31287683590D9D4E6FCF09874AFB070 --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=E31287683590D9D4E6FCF09874AFB070 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3980
- - 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=561F20A41412D7A9CA776753F3DBA002 --mojo-platform-channel-handle=2288 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4016
- - 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=0FC7516F343A14A517F22E0101E3D20D --mojo-platform-channel-handle=1964 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2208
- - 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=F4ED9D52C5375012F5FC7D2609FB9904 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4088
- - 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=96AA5EA35982865C4F4677EE48EBCA84 --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=96AA5EA35982865C4F4677EE48EBCA84 --renderer-client-id=7 --mojo-platform-channel-handle=2352 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1408

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3896

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
3b9e7e6fc9562aeb67ff7fa981f429cd

SHA1
1526d2b5dacfe1b056d0833c087eaa146aa72523

SHA256
54e48de1fac7bb60bbb9297574fb46a81682d16fbc219ab266a2c85358d07753

SHA512
53791c04189c51fcafd70db7c398d8e31622bb1a7717fbf0d76e66be692313b7c6fbb5239f3365ac799a59eaa9ff44e6b721b2e33b2e97bfd22158511faf9cb9

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