ed28834789fbfe92ce1dd109ace5178e262d3e813440fe7a04c8e120ddb4927a

Analysis

max time kernel
142s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
19/01/2024, 01:01

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General

Target

667d750def8b6678b1827b8c13d351ef.pdf
Size

45KB
MD5

667d750def8b6678b1827b8c13d351ef
SHA1

bc49b347591c21c5a40301691d584a2754dcb215
SHA256

ed28834789fbfe92ce1dd109ace5178e262d3e813440fe7a04c8e120ddb4927a
SHA512

89d1a4ec0e84d14fa1096cd56dfa8f309942b81d8473b3e806ff7a17f3253849c6662c6c91a94adea7d668402e21498ee683ebdbcc3f1936f5de565df083dc17
SSDEEP

768:3eNukiBU2Vg3nRfs/XCYKHCJa7rvXv1u3OlEzvGeuBJfA0C:3eQo2cfsvWCJ+vv1jlEzvmPfA0C

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-1-5-21-3791175113-1062217823-1177695025-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3448	AcroRd32.exe
3448	AcroRd32.exe
3448	AcroRd32.exe
3448	AcroRd32.exe
3448	AcroRd32.exe
3448	AcroRd32.exe
3448	AcroRd32.exe
3448	AcroRd32.exe
3448	AcroRd32.exe
3448	AcroRd32.exe
3448	AcroRd32.exe
3448	AcroRd32.exe
3448	AcroRd32.exe
3448	AcroRd32.exe
3448	AcroRd32.exe
3448	AcroRd32.exe
3448	AcroRd32.exe
3448	AcroRd32.exe
3448	AcroRd32.exe
3448	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3448	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3448	AcroRd32.exe
3448	AcroRd32.exe
3448	AcroRd32.exe
3448	AcroRd32.exe
3448	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3448 wrote to memory of 4516	3448	AcroRd32.exe	91
PID 3448 wrote to memory of 4516	3448	AcroRd32.exe	91
PID 3448 wrote to memory of 4516	3448	AcroRd32.exe	91
PID 4516 wrote to memory of 3784	4516	RdrCEF.exe	94
PID 4516 wrote to memory of 3784	4516	RdrCEF.exe	94
PID 4516 wrote to memory of 3784	4516	RdrCEF.exe	94
PID 4516 wrote to memory of 3784	4516	RdrCEF.exe	94
PID 4516 wrote to memory of 3784	4516	RdrCEF.exe	94
PID 4516 wrote to memory of 3784	4516	RdrCEF.exe	94
PID 4516 wrote to memory of 3784	4516	RdrCEF.exe	94
PID 4516 wrote to memory of 3784	4516	RdrCEF.exe	94
PID 4516 wrote to memory of 3784	4516	RdrCEF.exe	94
PID 4516 wrote to memory of 3784	4516	RdrCEF.exe	94
PID 4516 wrote to memory of 3784	4516	RdrCEF.exe	94
PID 4516 wrote to memory of 3784	4516	RdrCEF.exe	94
PID 4516 wrote to memory of 3784	4516	RdrCEF.exe	94
PID 4516 wrote to memory of 3784	4516	RdrCEF.exe	94
PID 4516 wrote to memory of 3784	4516	RdrCEF.exe	94
PID 4516 wrote to memory of 3784	4516	RdrCEF.exe	94
PID 4516 wrote to memory of 3784	4516	RdrCEF.exe	94
PID 4516 wrote to memory of 3784	4516	RdrCEF.exe	94
PID 4516 wrote to memory of 3784	4516	RdrCEF.exe	94
PID 4516 wrote to memory of 3784	4516	RdrCEF.exe	94
PID 4516 wrote to memory of 3784	4516	RdrCEF.exe	94
PID 4516 wrote to memory of 3784	4516	RdrCEF.exe	94
PID 4516 wrote to memory of 3784	4516	RdrCEF.exe	94
PID 4516 wrote to memory of 3784	4516	RdrCEF.exe	94
PID 4516 wrote to memory of 3784	4516	RdrCEF.exe	94
PID 4516 wrote to memory of 3784	4516	RdrCEF.exe	94
PID 4516 wrote to memory of 3784	4516	RdrCEF.exe	94
PID 4516 wrote to memory of 3784	4516	RdrCEF.exe	94
PID 4516 wrote to memory of 3784	4516	RdrCEF.exe	94
PID 4516 wrote to memory of 3784	4516	RdrCEF.exe	94
PID 4516 wrote to memory of 3784	4516	RdrCEF.exe	94
PID 4516 wrote to memory of 3784	4516	RdrCEF.exe	94
PID 4516 wrote to memory of 3784	4516	RdrCEF.exe	94
PID 4516 wrote to memory of 3784	4516	RdrCEF.exe	94
PID 4516 wrote to memory of 3784	4516	RdrCEF.exe	94
PID 4516 wrote to memory of 3784	4516	RdrCEF.exe	94
PID 4516 wrote to memory of 3784	4516	RdrCEF.exe	94
PID 4516 wrote to memory of 3784	4516	RdrCEF.exe	94
PID 4516 wrote to memory of 3784	4516	RdrCEF.exe	94
PID 4516 wrote to memory of 3784	4516	RdrCEF.exe	94
PID 4516 wrote to memory of 3784	4516	RdrCEF.exe	94
PID 4516 wrote to memory of 1696	4516	RdrCEF.exe	95
PID 4516 wrote to memory of 1696	4516	RdrCEF.exe	95
PID 4516 wrote to memory of 1696	4516	RdrCEF.exe	95
PID 4516 wrote to memory of 1696	4516	RdrCEF.exe	95
PID 4516 wrote to memory of 1696	4516	RdrCEF.exe	95
PID 4516 wrote to memory of 1696	4516	RdrCEF.exe	95
PID 4516 wrote to memory of 1696	4516	RdrCEF.exe	95
PID 4516 wrote to memory of 1696	4516	RdrCEF.exe	95
PID 4516 wrote to memory of 1696	4516	RdrCEF.exe	95
PID 4516 wrote to memory of 1696	4516	RdrCEF.exe	95
PID 4516 wrote to memory of 1696	4516	RdrCEF.exe	95
PID 4516 wrote to memory of 1696	4516	RdrCEF.exe	95
PID 4516 wrote to memory of 1696	4516	RdrCEF.exe	95
PID 4516 wrote to memory of 1696	4516	RdrCEF.exe	95
PID 4516 wrote to memory of 1696	4516	RdrCEF.exe	95
PID 4516 wrote to memory of 1696	4516	RdrCEF.exe	95
PID 4516 wrote to memory of 1696	4516	RdrCEF.exe	95
PID 4516 wrote to memory of 1696	4516	RdrCEF.exe	95
PID 4516 wrote to memory of 1696	4516	RdrCEF.exe	95
PID 4516 wrote to memory of 1696	4516	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\667d750def8b6678b1827b8c13d351ef.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:3448
- 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:4516
- - 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=19860265740AE5FC4F79D1DFC6A6A176 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3784
- - 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=3DB1C450207035363CAC1FB2070A4D06 --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=3DB1C450207035363CAC1FB2070A4D06 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1696
- - 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=9B905E1C0A52AC4691979F1C1DF293BC --mojo-platform-channel-handle=2156 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1988
- - 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=8928C95BCC5D87349385524CB883FF98 --mojo-platform-channel-handle=1940 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:60
- - 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=437D80504FDA0C9E97ED0B5694EE6E5F --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=437D80504FDA0C9E97ED0B5694EE6E5F --renderer-client-id=6 --mojo-platform-channel-handle=1992 --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=080A987295E8C6EF653B0EB817CDEF87 --mojo-platform-channel-handle=2664 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2060

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2276

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
f2b1456d5ac7e05f9f9f2db8a99ef283

SHA1
2de7e6e539f73f7628c6df953716234b081ab2ee

SHA256
84a2025ff7ae7c24e208c9e946cb45370a576dd435811d312edc1ec3c5e523ba

SHA512
4173f1f9aae56ee9d8be05587a46c02769e9d56c90ae916c01663402545f837b2c50df29b60bbf1c3a212df6e672a4848edab2f91d2d0c6736dcd043324aa0d3

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