b66dc5ade2b9ed254cef55d7eed0778c671d8ca3ace9f2611d87d280da709ff5

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
12/01/2024, 15:00

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General

Target

56c6a2f814439098678f347f3b4222ca.pdf
Size

88KB
MD5

56c6a2f814439098678f347f3b4222ca
SHA1

dd970dae5b208c179f368dff57d96055e1bd63b8
SHA256

b66dc5ade2b9ed254cef55d7eed0778c671d8ca3ace9f2611d87d280da709ff5
SHA512

0d1f7cb05f2740f928d0434e8defaa54e7579e3e15693c094f31255a0968d4fb1f317130068786fad7cc30750d780df3b107dcc011e94b2065a680b68ba8603c
SSDEEP

1536:RUekEciD7vFmdDiVFllsPw4deqAELKnwF3TfwrqLRfVHkN/C3SjSafeMQegm0wp+:OekyD7HFllF4dBe+fwEe0aQfm0a+

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-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4784	AcroRd32.exe
4784	AcroRd32.exe
4784	AcroRd32.exe
4784	AcroRd32.exe
4784	AcroRd32.exe
4784	AcroRd32.exe
4784	AcroRd32.exe
4784	AcroRd32.exe
4784	AcroRd32.exe
4784	AcroRd32.exe
4784	AcroRd32.exe
4784	AcroRd32.exe
4784	AcroRd32.exe
4784	AcroRd32.exe
4784	AcroRd32.exe
4784	AcroRd32.exe
4784	AcroRd32.exe
4784	AcroRd32.exe
4784	AcroRd32.exe
4784	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4784	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4784	AcroRd32.exe
4784	AcroRd32.exe
4784	AcroRd32.exe
4784	AcroRd32.exe
4784	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4784 wrote to memory of 612	4784	AcroRd32.exe	94
PID 4784 wrote to memory of 612	4784	AcroRd32.exe	94
PID 4784 wrote to memory of 612	4784	AcroRd32.exe	94
PID 612 wrote to memory of 2152	612	RdrCEF.exe	95
PID 612 wrote to memory of 2152	612	RdrCEF.exe	95
PID 612 wrote to memory of 2152	612	RdrCEF.exe	95
PID 612 wrote to memory of 2152	612	RdrCEF.exe	95
PID 612 wrote to memory of 2152	612	RdrCEF.exe	95
PID 612 wrote to memory of 2152	612	RdrCEF.exe	95
PID 612 wrote to memory of 2152	612	RdrCEF.exe	95
PID 612 wrote to memory of 2152	612	RdrCEF.exe	95
PID 612 wrote to memory of 2152	612	RdrCEF.exe	95
PID 612 wrote to memory of 2152	612	RdrCEF.exe	95
PID 612 wrote to memory of 2152	612	RdrCEF.exe	95
PID 612 wrote to memory of 2152	612	RdrCEF.exe	95
PID 612 wrote to memory of 2152	612	RdrCEF.exe	95
PID 612 wrote to memory of 2152	612	RdrCEF.exe	95
PID 612 wrote to memory of 2152	612	RdrCEF.exe	95
PID 612 wrote to memory of 2152	612	RdrCEF.exe	95
PID 612 wrote to memory of 2152	612	RdrCEF.exe	95
PID 612 wrote to memory of 2152	612	RdrCEF.exe	95
PID 612 wrote to memory of 2152	612	RdrCEF.exe	95
PID 612 wrote to memory of 2152	612	RdrCEF.exe	95
PID 612 wrote to memory of 2152	612	RdrCEF.exe	95
PID 612 wrote to memory of 2152	612	RdrCEF.exe	95
PID 612 wrote to memory of 2152	612	RdrCEF.exe	95
PID 612 wrote to memory of 2152	612	RdrCEF.exe	95
PID 612 wrote to memory of 2152	612	RdrCEF.exe	95
PID 612 wrote to memory of 2152	612	RdrCEF.exe	95
PID 612 wrote to memory of 2152	612	RdrCEF.exe	95
PID 612 wrote to memory of 2152	612	RdrCEF.exe	95
PID 612 wrote to memory of 2152	612	RdrCEF.exe	95
PID 612 wrote to memory of 2152	612	RdrCEF.exe	95
PID 612 wrote to memory of 2152	612	RdrCEF.exe	95
PID 612 wrote to memory of 2152	612	RdrCEF.exe	95
PID 612 wrote to memory of 2152	612	RdrCEF.exe	95
PID 612 wrote to memory of 2152	612	RdrCEF.exe	95
PID 612 wrote to memory of 2152	612	RdrCEF.exe	95
PID 612 wrote to memory of 2152	612	RdrCEF.exe	95
PID 612 wrote to memory of 2152	612	RdrCEF.exe	95
PID 612 wrote to memory of 2152	612	RdrCEF.exe	95
PID 612 wrote to memory of 2152	612	RdrCEF.exe	95
PID 612 wrote to memory of 2152	612	RdrCEF.exe	95
PID 612 wrote to memory of 2152	612	RdrCEF.exe	95
PID 612 wrote to memory of 3000	612	RdrCEF.exe	96
PID 612 wrote to memory of 3000	612	RdrCEF.exe	96
PID 612 wrote to memory of 3000	612	RdrCEF.exe	96
PID 612 wrote to memory of 3000	612	RdrCEF.exe	96
PID 612 wrote to memory of 3000	612	RdrCEF.exe	96
PID 612 wrote to memory of 3000	612	RdrCEF.exe	96
PID 612 wrote to memory of 3000	612	RdrCEF.exe	96
PID 612 wrote to memory of 3000	612	RdrCEF.exe	96
PID 612 wrote to memory of 3000	612	RdrCEF.exe	96
PID 612 wrote to memory of 3000	612	RdrCEF.exe	96
PID 612 wrote to memory of 3000	612	RdrCEF.exe	96
PID 612 wrote to memory of 3000	612	RdrCEF.exe	96
PID 612 wrote to memory of 3000	612	RdrCEF.exe	96
PID 612 wrote to memory of 3000	612	RdrCEF.exe	96
PID 612 wrote to memory of 3000	612	RdrCEF.exe	96
PID 612 wrote to memory of 3000	612	RdrCEF.exe	96
PID 612 wrote to memory of 3000	612	RdrCEF.exe	96
PID 612 wrote to memory of 3000	612	RdrCEF.exe	96
PID 612 wrote to memory of 3000	612	RdrCEF.exe	96
PID 612 wrote to memory of 3000	612	RdrCEF.exe	96

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\56c6a2f814439098678f347f3b4222ca.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:4784
- 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:612
- - 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=E2BDBD90FA5089E05B52221750F9DC50 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2152
- - 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=572AA9036EAFC11F76678C517451E7F9 --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=572AA9036EAFC11F76678C517451E7F9 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3000
- - 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=772A639D23DE913722C42EA89C51E512 --mojo-platform-channel-handle=2260 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:912
- - 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=2C27884878D9750160F3FE37E072C194 --mojo-platform-channel-handle=2420 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2540
- - 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=282FD84B97C78FDF763CB0A1258B2CBB --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=282FD84B97C78FDF763CB0A1258B2CBB --renderer-client-id=6 --mojo-platform-channel-handle=1820 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1884
- - 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=41122A11D7CA6C1B061881B437193AEB --mojo-platform-channel-handle=2020 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2196

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3016

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
b64266a08ec0cdfd6c315657817f5d6b

SHA1
cecf035766d99754cd0c7f866d8e72b6728f7cfb

SHA256
4eebcd30239d6edea3418d7d9c146e72ac7dda7bd0c4ce19de38b91df90fe8d6

SHA512
e6e03e689ffa8a58d8df5084621c6f687408aeba85a36122a2af750e0e11bcea7a2917a20dfc5e09afb35cd9de04f7e6a1dd38f654b65c950eb60841facce6a0

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
2KB

MD5
24c372cdbf309a981626ab7ca62582f1

SHA1
a0ee214c92ece39e74b28e4023f95b348d44a4c9

SHA256
caf3f040692427b2722821b099158b094658b014e93ec0c248aec7873434065f

SHA512
b3b7c45020bf0204d5f71258008a1efe5844166a6d4388ab33315093fa9eca5833bd1f8968a4821f6c774725d644c6e0ae99518c6490375647abadfc60d46e8a

Download Submit
memory/4784-26-0x000000000BFD0000-0x000000000C020000-memory.dmp

Filesize
320KB

Download