cd6d11f18e03797accaca51730b1a937855b3e6c0cde8868343045f5e59fd4e2

Analysis

max time kernel
147s
max time network
172s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
30/12/2023, 10:32

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General

Target

1606d703dc6fe30809f1528812f9c3a5.pdf
Size

82KB
MD5

1606d703dc6fe30809f1528812f9c3a5
SHA1

d3acb3fdba44e1b6569981e929f9addd10e8f65f
SHA256

cd6d11f18e03797accaca51730b1a937855b3e6c0cde8868343045f5e59fd4e2
SHA512

39b910d80db11199992150e5e5f376093c3de8df4f8effcd528beb7d5c0e5c0b3bc16a2dfc2014c9134d6bf32a92f3e5d3f80f56f1245e0d0604dd12ad763a8d
SSDEEP

1536:UuESDbYoK0mPhP0+sbc15xgWHPmmgOc0YQxynvhkrmFNshHhGn8AP9lA:95mZP0y1XgemZXQxSXshHUFP8

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-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2672	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe
2672	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2672 wrote to memory of 3476	2672	AcroRd32.exe	93
PID 2672 wrote to memory of 3476	2672	AcroRd32.exe	93
PID 2672 wrote to memory of 3476	2672	AcroRd32.exe	93
PID 3476 wrote to memory of 1320	3476	RdrCEF.exe	94
PID 3476 wrote to memory of 1320	3476	RdrCEF.exe	94
PID 3476 wrote to memory of 1320	3476	RdrCEF.exe	94
PID 3476 wrote to memory of 1320	3476	RdrCEF.exe	94
PID 3476 wrote to memory of 1320	3476	RdrCEF.exe	94
PID 3476 wrote to memory of 1320	3476	RdrCEF.exe	94
PID 3476 wrote to memory of 1320	3476	RdrCEF.exe	94
PID 3476 wrote to memory of 1320	3476	RdrCEF.exe	94
PID 3476 wrote to memory of 1320	3476	RdrCEF.exe	94
PID 3476 wrote to memory of 1320	3476	RdrCEF.exe	94
PID 3476 wrote to memory of 1320	3476	RdrCEF.exe	94
PID 3476 wrote to memory of 1320	3476	RdrCEF.exe	94
PID 3476 wrote to memory of 1320	3476	RdrCEF.exe	94
PID 3476 wrote to memory of 1320	3476	RdrCEF.exe	94
PID 3476 wrote to memory of 1320	3476	RdrCEF.exe	94
PID 3476 wrote to memory of 1320	3476	RdrCEF.exe	94
PID 3476 wrote to memory of 1320	3476	RdrCEF.exe	94
PID 3476 wrote to memory of 1320	3476	RdrCEF.exe	94
PID 3476 wrote to memory of 1320	3476	RdrCEF.exe	94
PID 3476 wrote to memory of 1320	3476	RdrCEF.exe	94
PID 3476 wrote to memory of 1320	3476	RdrCEF.exe	94
PID 3476 wrote to memory of 1320	3476	RdrCEF.exe	94
PID 3476 wrote to memory of 1320	3476	RdrCEF.exe	94
PID 3476 wrote to memory of 1320	3476	RdrCEF.exe	94
PID 3476 wrote to memory of 1320	3476	RdrCEF.exe	94
PID 3476 wrote to memory of 1320	3476	RdrCEF.exe	94
PID 3476 wrote to memory of 1320	3476	RdrCEF.exe	94
PID 3476 wrote to memory of 1320	3476	RdrCEF.exe	94
PID 3476 wrote to memory of 1320	3476	RdrCEF.exe	94
PID 3476 wrote to memory of 1320	3476	RdrCEF.exe	94
PID 3476 wrote to memory of 1320	3476	RdrCEF.exe	94
PID 3476 wrote to memory of 1320	3476	RdrCEF.exe	94
PID 3476 wrote to memory of 1320	3476	RdrCEF.exe	94
PID 3476 wrote to memory of 1320	3476	RdrCEF.exe	94
PID 3476 wrote to memory of 1320	3476	RdrCEF.exe	94
PID 3476 wrote to memory of 1320	3476	RdrCEF.exe	94
PID 3476 wrote to memory of 1320	3476	RdrCEF.exe	94
PID 3476 wrote to memory of 1320	3476	RdrCEF.exe	94
PID 3476 wrote to memory of 1320	3476	RdrCEF.exe	94
PID 3476 wrote to memory of 1320	3476	RdrCEF.exe	94
PID 3476 wrote to memory of 1320	3476	RdrCEF.exe	94
PID 3476 wrote to memory of 1432	3476	RdrCEF.exe	95
PID 3476 wrote to memory of 1432	3476	RdrCEF.exe	95
PID 3476 wrote to memory of 1432	3476	RdrCEF.exe	95
PID 3476 wrote to memory of 1432	3476	RdrCEF.exe	95
PID 3476 wrote to memory of 1432	3476	RdrCEF.exe	95
PID 3476 wrote to memory of 1432	3476	RdrCEF.exe	95
PID 3476 wrote to memory of 1432	3476	RdrCEF.exe	95
PID 3476 wrote to memory of 1432	3476	RdrCEF.exe	95
PID 3476 wrote to memory of 1432	3476	RdrCEF.exe	95
PID 3476 wrote to memory of 1432	3476	RdrCEF.exe	95
PID 3476 wrote to memory of 1432	3476	RdrCEF.exe	95
PID 3476 wrote to memory of 1432	3476	RdrCEF.exe	95
PID 3476 wrote to memory of 1432	3476	RdrCEF.exe	95
PID 3476 wrote to memory of 1432	3476	RdrCEF.exe	95
PID 3476 wrote to memory of 1432	3476	RdrCEF.exe	95
PID 3476 wrote to memory of 1432	3476	RdrCEF.exe	95
PID 3476 wrote to memory of 1432	3476	RdrCEF.exe	95
PID 3476 wrote to memory of 1432	3476	RdrCEF.exe	95
PID 3476 wrote to memory of 1432	3476	RdrCEF.exe	95
PID 3476 wrote to memory of 1432	3476	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\1606d703dc6fe30809f1528812f9c3a5.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:2672
- 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:3476
- - 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=1481E2CC507DCDF85FB85D3EA9415F03 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1320
- - 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=67229106A7834513CF180F6047274F51 --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=67229106A7834513CF180F6047274F51 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1432
- - 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=E4B8CEC80344E7CB7C8E5108684F58E4 --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=E4B8CEC80344E7CB7C8E5108684F58E4 --renderer-client-id=4 --mojo-platform-channel-handle=2176 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4644
- - 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=4C01CD77234F4B2945F9805668E91712 --mojo-platform-channel-handle=2568 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:760
- - 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=2D750E18538256D846BBE24BAD29B6E0 --mojo-platform-channel-handle=2656 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2996
- - 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=2DED62F4E765B1495E9A096DE3C2C75A --mojo-platform-channel-handle=2212 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3472

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3356

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
0e98b7dd69543e9e80fdd712396dcda5

SHA1
6e096d92b46f22ad3dd8c72cc278c22b231ddb44

SHA256
e9fad237df348950c81f9f3bb56848818ad303318e11cd0918ac79f389c0c70f

SHA512
e8374ac59142ad2cdb757fea10b3227acaf240772e6e8687e8a1a783ae64c2e0f27bb699957a98901f4244c186a10b3116f5e4b0274b1c561d0e01fa1cab143c

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