3061aa1acb152faf3b70a1df374c0c67bf37999fea804da23067f4d5a6e58f27

Analysis

max time kernel
148s
max time network
127s
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, 12:57

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

56856980194e011c86505f54fdea6c0d.pdf
Size

92KB
MD5

56856980194e011c86505f54fdea6c0d
SHA1

b4ddc2457e7f4f77aff6c95f41bd4bb64a7b8843
SHA256

3061aa1acb152faf3b70a1df374c0c67bf37999fea804da23067f4d5a6e58f27
SHA512

df42c77d2e5a103ab45202528da3877fbbfcd8679e3e2e8300893b7605b671efaaad4ea8a660dea24ccb9c70a73a5184140bde555e948f2f141cc1d3145c4912
SSDEEP

1536:L6ftuwuLkShGy1bTyexJqqwV5g3tchvTUTeN//l1sW8issMzBWOpOZzq4e8s2Oi:Wgw5ItnJq75g3tUb/lBI6Z+d8sw

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-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4640	AcroRd32.exe
4640	AcroRd32.exe
4640	AcroRd32.exe
4640	AcroRd32.exe
4640	AcroRd32.exe
4640	AcroRd32.exe
4640	AcroRd32.exe
4640	AcroRd32.exe
4640	AcroRd32.exe
4640	AcroRd32.exe
4640	AcroRd32.exe
4640	AcroRd32.exe
4640	AcroRd32.exe
4640	AcroRd32.exe
4640	AcroRd32.exe
4640	AcroRd32.exe
4640	AcroRd32.exe
4640	AcroRd32.exe
4640	AcroRd32.exe
4640	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4640	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4640	AcroRd32.exe
4640	AcroRd32.exe
4640	AcroRd32.exe
4640	AcroRd32.exe
4640	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4640 wrote to memory of 3136	4640	AcroRd32.exe	92
PID 4640 wrote to memory of 3136	4640	AcroRd32.exe	92
PID 4640 wrote to memory of 3136	4640	AcroRd32.exe	92
PID 3136 wrote to memory of 4908	3136	RdrCEF.exe	94
PID 3136 wrote to memory of 4908	3136	RdrCEF.exe	94
PID 3136 wrote to memory of 4908	3136	RdrCEF.exe	94
PID 3136 wrote to memory of 4908	3136	RdrCEF.exe	94
PID 3136 wrote to memory of 4908	3136	RdrCEF.exe	94
PID 3136 wrote to memory of 4908	3136	RdrCEF.exe	94
PID 3136 wrote to memory of 4908	3136	RdrCEF.exe	94
PID 3136 wrote to memory of 4908	3136	RdrCEF.exe	94
PID 3136 wrote to memory of 4908	3136	RdrCEF.exe	94
PID 3136 wrote to memory of 4908	3136	RdrCEF.exe	94
PID 3136 wrote to memory of 4908	3136	RdrCEF.exe	94
PID 3136 wrote to memory of 4908	3136	RdrCEF.exe	94
PID 3136 wrote to memory of 4908	3136	RdrCEF.exe	94
PID 3136 wrote to memory of 4908	3136	RdrCEF.exe	94
PID 3136 wrote to memory of 4908	3136	RdrCEF.exe	94
PID 3136 wrote to memory of 4908	3136	RdrCEF.exe	94
PID 3136 wrote to memory of 4908	3136	RdrCEF.exe	94
PID 3136 wrote to memory of 4908	3136	RdrCEF.exe	94
PID 3136 wrote to memory of 4908	3136	RdrCEF.exe	94
PID 3136 wrote to memory of 4908	3136	RdrCEF.exe	94
PID 3136 wrote to memory of 4908	3136	RdrCEF.exe	94
PID 3136 wrote to memory of 4908	3136	RdrCEF.exe	94
PID 3136 wrote to memory of 4908	3136	RdrCEF.exe	94
PID 3136 wrote to memory of 4908	3136	RdrCEF.exe	94
PID 3136 wrote to memory of 4908	3136	RdrCEF.exe	94
PID 3136 wrote to memory of 4908	3136	RdrCEF.exe	94
PID 3136 wrote to memory of 4908	3136	RdrCEF.exe	94
PID 3136 wrote to memory of 4908	3136	RdrCEF.exe	94
PID 3136 wrote to memory of 4908	3136	RdrCEF.exe	94
PID 3136 wrote to memory of 4908	3136	RdrCEF.exe	94
PID 3136 wrote to memory of 4908	3136	RdrCEF.exe	94
PID 3136 wrote to memory of 4908	3136	RdrCEF.exe	94
PID 3136 wrote to memory of 4908	3136	RdrCEF.exe	94
PID 3136 wrote to memory of 4908	3136	RdrCEF.exe	94
PID 3136 wrote to memory of 4908	3136	RdrCEF.exe	94
PID 3136 wrote to memory of 4908	3136	RdrCEF.exe	94
PID 3136 wrote to memory of 4908	3136	RdrCEF.exe	94
PID 3136 wrote to memory of 4908	3136	RdrCEF.exe	94
PID 3136 wrote to memory of 4908	3136	RdrCEF.exe	94
PID 3136 wrote to memory of 4908	3136	RdrCEF.exe	94
PID 3136 wrote to memory of 4908	3136	RdrCEF.exe	94
PID 3136 wrote to memory of 4048	3136	RdrCEF.exe	95
PID 3136 wrote to memory of 4048	3136	RdrCEF.exe	95
PID 3136 wrote to memory of 4048	3136	RdrCEF.exe	95
PID 3136 wrote to memory of 4048	3136	RdrCEF.exe	95
PID 3136 wrote to memory of 4048	3136	RdrCEF.exe	95
PID 3136 wrote to memory of 4048	3136	RdrCEF.exe	95
PID 3136 wrote to memory of 4048	3136	RdrCEF.exe	95
PID 3136 wrote to memory of 4048	3136	RdrCEF.exe	95
PID 3136 wrote to memory of 4048	3136	RdrCEF.exe	95
PID 3136 wrote to memory of 4048	3136	RdrCEF.exe	95
PID 3136 wrote to memory of 4048	3136	RdrCEF.exe	95
PID 3136 wrote to memory of 4048	3136	RdrCEF.exe	95
PID 3136 wrote to memory of 4048	3136	RdrCEF.exe	95
PID 3136 wrote to memory of 4048	3136	RdrCEF.exe	95
PID 3136 wrote to memory of 4048	3136	RdrCEF.exe	95
PID 3136 wrote to memory of 4048	3136	RdrCEF.exe	95
PID 3136 wrote to memory of 4048	3136	RdrCEF.exe	95
PID 3136 wrote to memory of 4048	3136	RdrCEF.exe	95
PID 3136 wrote to memory of 4048	3136	RdrCEF.exe	95
PID 3136 wrote to memory of 4048	3136	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\56856980194e011c86505f54fdea6c0d.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:4640
- 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:3136
- - 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=4E658072057B267AB85FA3BB4B7DD9E3 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4908
- - 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=48303DB7E0B7FCC45439D41C939C9F2D --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=48303DB7E0B7FCC45439D41C939C9F2D --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4048
- - 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=28B4B0DD07C2BB53ED3084B63B38D2B3 --mojo-platform-channel-handle=2324 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:712
- - 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=3A7D7ADE8FB166B35FB1865C9B9F22DA --mojo-platform-channel-handle=1856 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5044
- - 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=04A6E8DBBE81B968DC3A6221A0C84BF1 --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=04A6E8DBBE81B968DC3A6221A0C84BF1 --renderer-client-id=6 --mojo-platform-channel-handle=1948 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3360
- - 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=AAD024D682C490A4305E3C73A61A2DAC --mojo-platform-channel-handle=2816 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2512

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2236

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
32cd5a7ad9a24c245063e8104b023fbd

SHA1
cde69f51162f421ad59abf60cebeae3ec801b65f

SHA256
881131830f29b98b56cdfbc346b7c40ade106007b08645ffae514eb35ef1ac5a

SHA512
1c80ee9231300e2c881f6f428b5568e3aefa6887b2653664e66b1826fb50774fdff8abeaf4a2073f1ca432697f58509e47372789610f7942f0db6566a5cf57fc

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/4640-28-0x0000000009730000-0x0000000009751000-memory.dmp

Filesize
132KB

Download