85da41871446701fb4446467326cffbc73a3439b429589c4a6f4902a6481d9ac

Analysis

max time kernel
149s
max time network
135s
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, 10:29

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General

Target

15ed5db5f9c3df3324e9abf54c67568b.pdf
Size

85KB
MD5

15ed5db5f9c3df3324e9abf54c67568b
SHA1

50b0424d1ea3f4899d9196bf2e847ec364c98101
SHA256

85da41871446701fb4446467326cffbc73a3439b429589c4a6f4902a6481d9ac
SHA512

de0c4f30fb4b2f0a4052e65f045a7afdf8b07ab51ea52a8c6a42598d848a3ce22bba6bc3ee4ce87258aba3f8277c6af9b65a4fe2e83b7fe244647db0d989731c
SSDEEP

1536:NYnoyMLQbL0tgpuHiYj9O6aeMLqdWkNpOPVIpSW931La+UV:2oVLQbw+eiY5qPdPVIxlLap

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
4232	AcroRd32.exe
4232	AcroRd32.exe
4232	AcroRd32.exe
4232	AcroRd32.exe
4232	AcroRd32.exe
4232	AcroRd32.exe
4232	AcroRd32.exe
4232	AcroRd32.exe
4232	AcroRd32.exe
4232	AcroRd32.exe
4232	AcroRd32.exe
4232	AcroRd32.exe
4232	AcroRd32.exe
4232	AcroRd32.exe
4232	AcroRd32.exe
4232	AcroRd32.exe
4232	AcroRd32.exe
4232	AcroRd32.exe
4232	AcroRd32.exe
4232	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4232	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4232	AcroRd32.exe
4232	AcroRd32.exe
4232	AcroRd32.exe
4232	AcroRd32.exe
4232	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4232 wrote to memory of 2284	4232	AcroRd32.exe	92
PID 4232 wrote to memory of 2284	4232	AcroRd32.exe	92
PID 4232 wrote to memory of 2284	4232	AcroRd32.exe	92
PID 2284 wrote to memory of 3968	2284	RdrCEF.exe	93
PID 2284 wrote to memory of 3968	2284	RdrCEF.exe	93
PID 2284 wrote to memory of 3968	2284	RdrCEF.exe	93
PID 2284 wrote to memory of 3968	2284	RdrCEF.exe	93
PID 2284 wrote to memory of 3968	2284	RdrCEF.exe	93
PID 2284 wrote to memory of 3968	2284	RdrCEF.exe	93
PID 2284 wrote to memory of 3968	2284	RdrCEF.exe	93
PID 2284 wrote to memory of 3968	2284	RdrCEF.exe	93
PID 2284 wrote to memory of 3968	2284	RdrCEF.exe	93
PID 2284 wrote to memory of 3968	2284	RdrCEF.exe	93
PID 2284 wrote to memory of 3968	2284	RdrCEF.exe	93
PID 2284 wrote to memory of 3968	2284	RdrCEF.exe	93
PID 2284 wrote to memory of 3968	2284	RdrCEF.exe	93
PID 2284 wrote to memory of 3968	2284	RdrCEF.exe	93
PID 2284 wrote to memory of 3968	2284	RdrCEF.exe	93
PID 2284 wrote to memory of 3968	2284	RdrCEF.exe	93
PID 2284 wrote to memory of 3968	2284	RdrCEF.exe	93
PID 2284 wrote to memory of 3968	2284	RdrCEF.exe	93
PID 2284 wrote to memory of 3968	2284	RdrCEF.exe	93
PID 2284 wrote to memory of 3968	2284	RdrCEF.exe	93
PID 2284 wrote to memory of 3968	2284	RdrCEF.exe	93
PID 2284 wrote to memory of 3968	2284	RdrCEF.exe	93
PID 2284 wrote to memory of 3968	2284	RdrCEF.exe	93
PID 2284 wrote to memory of 3968	2284	RdrCEF.exe	93
PID 2284 wrote to memory of 3968	2284	RdrCEF.exe	93
PID 2284 wrote to memory of 3968	2284	RdrCEF.exe	93
PID 2284 wrote to memory of 3968	2284	RdrCEF.exe	93
PID 2284 wrote to memory of 3968	2284	RdrCEF.exe	93
PID 2284 wrote to memory of 3968	2284	RdrCEF.exe	93
PID 2284 wrote to memory of 3968	2284	RdrCEF.exe	93
PID 2284 wrote to memory of 3968	2284	RdrCEF.exe	93
PID 2284 wrote to memory of 3968	2284	RdrCEF.exe	93
PID 2284 wrote to memory of 3968	2284	RdrCEF.exe	93
PID 2284 wrote to memory of 3968	2284	RdrCEF.exe	93
PID 2284 wrote to memory of 3968	2284	RdrCEF.exe	93
PID 2284 wrote to memory of 3968	2284	RdrCEF.exe	93
PID 2284 wrote to memory of 3968	2284	RdrCEF.exe	93
PID 2284 wrote to memory of 3968	2284	RdrCEF.exe	93
PID 2284 wrote to memory of 3968	2284	RdrCEF.exe	93
PID 2284 wrote to memory of 3968	2284	RdrCEF.exe	93
PID 2284 wrote to memory of 3968	2284	RdrCEF.exe	93
PID 2284 wrote to memory of 3968	2284	RdrCEF.exe	93
PID 2284 wrote to memory of 3968	2284	RdrCEF.exe	93
PID 2284 wrote to memory of 3688	2284	RdrCEF.exe	94
PID 2284 wrote to memory of 3688	2284	RdrCEF.exe	94
PID 2284 wrote to memory of 3688	2284	RdrCEF.exe	94
PID 2284 wrote to memory of 3688	2284	RdrCEF.exe	94
PID 2284 wrote to memory of 3688	2284	RdrCEF.exe	94
PID 2284 wrote to memory of 3688	2284	RdrCEF.exe	94
PID 2284 wrote to memory of 3688	2284	RdrCEF.exe	94
PID 2284 wrote to memory of 3688	2284	RdrCEF.exe	94
PID 2284 wrote to memory of 3688	2284	RdrCEF.exe	94
PID 2284 wrote to memory of 3688	2284	RdrCEF.exe	94
PID 2284 wrote to memory of 3688	2284	RdrCEF.exe	94
PID 2284 wrote to memory of 3688	2284	RdrCEF.exe	94
PID 2284 wrote to memory of 3688	2284	RdrCEF.exe	94
PID 2284 wrote to memory of 3688	2284	RdrCEF.exe	94
PID 2284 wrote to memory of 3688	2284	RdrCEF.exe	94
PID 2284 wrote to memory of 3688	2284	RdrCEF.exe	94
PID 2284 wrote to memory of 3688	2284	RdrCEF.exe	94
PID 2284 wrote to memory of 3688	2284	RdrCEF.exe	94

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\15ed5db5f9c3df3324e9abf54c67568b.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:4232
- 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:2284
- - 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=899C2A05C06499EB97345F9C014028BE --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=899C2A05C06499EB97345F9C014028BE --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3968
- - 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=FDB8BA176BDB0D3C22910778FA053318 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3688
- - 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=24B4CE8347F9854C4919103F1CF2D783 --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=24B4CE8347F9854C4919103F1CF2D783 --renderer-client-id=4 --mojo-platform-channel-handle=2404 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2988
- - 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=00F12EDE67C882FC86AD629B81DDD26F --mojo-platform-channel-handle=2536 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4676
- - 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=8E56F5431154E0392DC139BD1508BE9D --mojo-platform-channel-handle=2796 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1760
- - 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=E679345BA7CB703FD70E42CC51F07887 --mojo-platform-channel-handle=2112 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1404

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4180

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
74a33b4ad216b7cebbadddd2f1b30ed4

SHA1
0ecb054dc35a0511833fe4b0881e57c60fe102f9

SHA256
58d73b3293a52803a769cb8cfd4dc8eba8202bc964ca664a419fadc2d437e174

SHA512
4cd82fe046588b7c09301b3a975995e675718121553c32aa6018b237abf1ef98a50276a2455d5a27b7b9ba2739daba21d0170fbbfda958cfad9fb0f2288aa75b

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