dd1809a4e695d9ce1a46332dff463ed7a437300a4f053ec393e5dd4f8b401118

Analysis

max time kernel
142s
max time network
155s
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, 15:44

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General

Target

52f18c098ce3d3bd5704dc86fd8cdfeb.pdf
Size

82KB
MD5

52f18c098ce3d3bd5704dc86fd8cdfeb
SHA1

e31b13f1148f1727f0369638c1d3079ddcd62e1d
SHA256

dd1809a4e695d9ce1a46332dff463ed7a437300a4f053ec393e5dd4f8b401118
SHA512

1101f1bf97b23d058ab029bb96010c848640c145386a52be4d5cac8dc86deef8f0645571b5eb1a65527728cb6017a37e15235e3ec4a57bc6e753ac377a343c03
SSDEEP

1536:G525yoEKj4eb2h+T51OsBcnC04wMyDSgvn5J4mgQ4lO:IKcgZT50sBcnL4wM2vz4mDl

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-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3944	AcroRd32.exe
3944	AcroRd32.exe
3944	AcroRd32.exe
3944	AcroRd32.exe
3944	AcroRd32.exe
3944	AcroRd32.exe
3944	AcroRd32.exe
3944	AcroRd32.exe
3944	AcroRd32.exe
3944	AcroRd32.exe
3944	AcroRd32.exe
3944	AcroRd32.exe
3944	AcroRd32.exe
3944	AcroRd32.exe
3944	AcroRd32.exe
3944	AcroRd32.exe
3944	AcroRd32.exe
3944	AcroRd32.exe
3944	AcroRd32.exe
3944	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3944	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3944	AcroRd32.exe
3944	AcroRd32.exe
3944	AcroRd32.exe
3944	AcroRd32.exe
3944	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3944 wrote to memory of 4664	3944	AcroRd32.exe	93
PID 3944 wrote to memory of 4664	3944	AcroRd32.exe	93
PID 3944 wrote to memory of 4664	3944	AcroRd32.exe	93
PID 4664 wrote to memory of 4408	4664	RdrCEF.exe	94
PID 4664 wrote to memory of 4408	4664	RdrCEF.exe	94
PID 4664 wrote to memory of 4408	4664	RdrCEF.exe	94
PID 4664 wrote to memory of 4408	4664	RdrCEF.exe	94
PID 4664 wrote to memory of 4408	4664	RdrCEF.exe	94
PID 4664 wrote to memory of 4408	4664	RdrCEF.exe	94
PID 4664 wrote to memory of 4408	4664	RdrCEF.exe	94
PID 4664 wrote to memory of 4408	4664	RdrCEF.exe	94
PID 4664 wrote to memory of 4408	4664	RdrCEF.exe	94
PID 4664 wrote to memory of 4408	4664	RdrCEF.exe	94
PID 4664 wrote to memory of 4408	4664	RdrCEF.exe	94
PID 4664 wrote to memory of 4408	4664	RdrCEF.exe	94
PID 4664 wrote to memory of 4408	4664	RdrCEF.exe	94
PID 4664 wrote to memory of 4408	4664	RdrCEF.exe	94
PID 4664 wrote to memory of 4408	4664	RdrCEF.exe	94
PID 4664 wrote to memory of 4408	4664	RdrCEF.exe	94
PID 4664 wrote to memory of 4408	4664	RdrCEF.exe	94
PID 4664 wrote to memory of 4408	4664	RdrCEF.exe	94
PID 4664 wrote to memory of 4408	4664	RdrCEF.exe	94
PID 4664 wrote to memory of 4408	4664	RdrCEF.exe	94
PID 4664 wrote to memory of 4408	4664	RdrCEF.exe	94
PID 4664 wrote to memory of 4408	4664	RdrCEF.exe	94
PID 4664 wrote to memory of 4408	4664	RdrCEF.exe	94
PID 4664 wrote to memory of 4408	4664	RdrCEF.exe	94
PID 4664 wrote to memory of 4408	4664	RdrCEF.exe	94
PID 4664 wrote to memory of 4408	4664	RdrCEF.exe	94
PID 4664 wrote to memory of 4408	4664	RdrCEF.exe	94
PID 4664 wrote to memory of 4408	4664	RdrCEF.exe	94
PID 4664 wrote to memory of 4408	4664	RdrCEF.exe	94
PID 4664 wrote to memory of 4408	4664	RdrCEF.exe	94
PID 4664 wrote to memory of 4408	4664	RdrCEF.exe	94
PID 4664 wrote to memory of 4408	4664	RdrCEF.exe	94
PID 4664 wrote to memory of 4408	4664	RdrCEF.exe	94
PID 4664 wrote to memory of 4408	4664	RdrCEF.exe	94
PID 4664 wrote to memory of 4408	4664	RdrCEF.exe	94
PID 4664 wrote to memory of 4408	4664	RdrCEF.exe	94
PID 4664 wrote to memory of 4408	4664	RdrCEF.exe	94
PID 4664 wrote to memory of 4408	4664	RdrCEF.exe	94
PID 4664 wrote to memory of 4408	4664	RdrCEF.exe	94
PID 4664 wrote to memory of 4408	4664	RdrCEF.exe	94
PID 4664 wrote to memory of 4408	4664	RdrCEF.exe	94
PID 4664 wrote to memory of 452	4664	RdrCEF.exe	95
PID 4664 wrote to memory of 452	4664	RdrCEF.exe	95
PID 4664 wrote to memory of 452	4664	RdrCEF.exe	95
PID 4664 wrote to memory of 452	4664	RdrCEF.exe	95
PID 4664 wrote to memory of 452	4664	RdrCEF.exe	95
PID 4664 wrote to memory of 452	4664	RdrCEF.exe	95
PID 4664 wrote to memory of 452	4664	RdrCEF.exe	95
PID 4664 wrote to memory of 452	4664	RdrCEF.exe	95
PID 4664 wrote to memory of 452	4664	RdrCEF.exe	95
PID 4664 wrote to memory of 452	4664	RdrCEF.exe	95
PID 4664 wrote to memory of 452	4664	RdrCEF.exe	95
PID 4664 wrote to memory of 452	4664	RdrCEF.exe	95
PID 4664 wrote to memory of 452	4664	RdrCEF.exe	95
PID 4664 wrote to memory of 452	4664	RdrCEF.exe	95
PID 4664 wrote to memory of 452	4664	RdrCEF.exe	95
PID 4664 wrote to memory of 452	4664	RdrCEF.exe	95
PID 4664 wrote to memory of 452	4664	RdrCEF.exe	95
PID 4664 wrote to memory of 452	4664	RdrCEF.exe	95
PID 4664 wrote to memory of 452	4664	RdrCEF.exe	95
PID 4664 wrote to memory of 452	4664	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\52f18c098ce3d3bd5704dc86fd8cdfeb.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:3944
- 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:4664
- - 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=D63073ED7DFB8B9AA573C20127729349 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4408
- - 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=20C9AEAA2A1A9C345E7CDF8211201964 --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=20C9AEAA2A1A9C345E7CDF8211201964 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:452
- - 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=6D0ED12FA48C483403ABAC46168BBF6A --mojo-platform-channel-handle=2324 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    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=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=DC6F1A84857CFEA512387A226C02D57A --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=DC6F1A84857CFEA512387A226C02D57A --renderer-client-id=5 --mojo-platform-channel-handle=2008 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3088
- - 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=5CE7E643093DD6A2972D4C0F8AD877D7 --mojo-platform-channel-handle=2480 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3052
- - 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=5091341B57043B052667ACDCDCF4D0B9 --mojo-platform-channel-handle=1840 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2304

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3280

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
e60ba47f94d70bb13dd0fb87078cd64f

SHA1
e5d0e438ba274991988a3dfe45d7fa1a2b8125a6

SHA256
0e860c022fa3ac5850c6f405e0b35b8af8d532a5de1275c35eded9b6c2bdda63

SHA512
b6ecd3b8a37561c0645caa97f0f98857182ce2baaae010aca803890544fed0b470bedcc468ba2f4db77801e94b27673f4383ddc9b6d76185a1ca2f38307db18a

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/3944-26-0x0000000008F00000-0x0000000008F21000-memory.dmp

Filesize
132KB

Download