2007fda2a80b5ba7157b294461b2c88232c13d77c10140258267055a3c96d553

Analysis

max time kernel
145s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
19-12-2023 11:20

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General

Target

12dab28cffb21a049cdbb6b0f8078a6d.pdf
Size

85KB
MD5

12dab28cffb21a049cdbb6b0f8078a6d
SHA1

13e127e15c319b8f416c7083d874288640da7121
SHA256

2007fda2a80b5ba7157b294461b2c88232c13d77c10140258267055a3c96d553
SHA512

aea8ebeb3e808b89d92020e94cb5357d882469e1957f457f0375885d2631ab5f63fa98d484b9b9400a398927a40e3ff713d63f3a5b48c0fa50317ed400b0cef7
SSDEEP

1536:JbLbe/J1t9OycCXWnduwVaSKYFZD1AIEUijRmnVj/Hyu9WspO2rWMA1LcUj91:U1t9YhaSKYHD1AIELEVj/RU2g1wUf

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
2464	AcroRd32.exe
2464	AcroRd32.exe
2464	AcroRd32.exe
2464	AcroRd32.exe
2464	AcroRd32.exe
2464	AcroRd32.exe
2464	AcroRd32.exe
2464	AcroRd32.exe
2464	AcroRd32.exe
2464	AcroRd32.exe
2464	AcroRd32.exe
2464	AcroRd32.exe
2464	AcroRd32.exe
2464	AcroRd32.exe
2464	AcroRd32.exe
2464	AcroRd32.exe
2464	AcroRd32.exe
2464	AcroRd32.exe
2464	AcroRd32.exe
2464	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2464	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2464	AcroRd32.exe
2464	AcroRd32.exe
2464	AcroRd32.exe
2464	AcroRd32.exe
2464	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2464 wrote to memory of 4716	2464	AcroRd32.exe	90
PID 2464 wrote to memory of 4716	2464	AcroRd32.exe	90
PID 2464 wrote to memory of 4716	2464	AcroRd32.exe	90
PID 4716 wrote to memory of 4664	4716	RdrCEF.exe	91
PID 4716 wrote to memory of 4664	4716	RdrCEF.exe	91
PID 4716 wrote to memory of 4664	4716	RdrCEF.exe	91
PID 4716 wrote to memory of 4664	4716	RdrCEF.exe	91
PID 4716 wrote to memory of 4664	4716	RdrCEF.exe	91
PID 4716 wrote to memory of 4664	4716	RdrCEF.exe	91
PID 4716 wrote to memory of 4664	4716	RdrCEF.exe	91
PID 4716 wrote to memory of 4664	4716	RdrCEF.exe	91
PID 4716 wrote to memory of 4664	4716	RdrCEF.exe	91
PID 4716 wrote to memory of 4664	4716	RdrCEF.exe	91
PID 4716 wrote to memory of 4664	4716	RdrCEF.exe	91
PID 4716 wrote to memory of 4664	4716	RdrCEF.exe	91
PID 4716 wrote to memory of 4664	4716	RdrCEF.exe	91
PID 4716 wrote to memory of 4664	4716	RdrCEF.exe	91
PID 4716 wrote to memory of 4664	4716	RdrCEF.exe	91
PID 4716 wrote to memory of 4664	4716	RdrCEF.exe	91
PID 4716 wrote to memory of 4664	4716	RdrCEF.exe	91
PID 4716 wrote to memory of 4664	4716	RdrCEF.exe	91
PID 4716 wrote to memory of 4664	4716	RdrCEF.exe	91
PID 4716 wrote to memory of 4664	4716	RdrCEF.exe	91
PID 4716 wrote to memory of 4664	4716	RdrCEF.exe	91
PID 4716 wrote to memory of 4664	4716	RdrCEF.exe	91
PID 4716 wrote to memory of 4664	4716	RdrCEF.exe	91
PID 4716 wrote to memory of 4664	4716	RdrCEF.exe	91
PID 4716 wrote to memory of 4664	4716	RdrCEF.exe	91
PID 4716 wrote to memory of 4664	4716	RdrCEF.exe	91
PID 4716 wrote to memory of 4664	4716	RdrCEF.exe	91
PID 4716 wrote to memory of 4664	4716	RdrCEF.exe	91
PID 4716 wrote to memory of 4664	4716	RdrCEF.exe	91
PID 4716 wrote to memory of 4664	4716	RdrCEF.exe	91
PID 4716 wrote to memory of 4664	4716	RdrCEF.exe	91
PID 4716 wrote to memory of 4664	4716	RdrCEF.exe	91
PID 4716 wrote to memory of 4664	4716	RdrCEF.exe	91
PID 4716 wrote to memory of 4664	4716	RdrCEF.exe	91
PID 4716 wrote to memory of 4664	4716	RdrCEF.exe	91
PID 4716 wrote to memory of 4664	4716	RdrCEF.exe	91
PID 4716 wrote to memory of 4664	4716	RdrCEF.exe	91
PID 4716 wrote to memory of 4664	4716	RdrCEF.exe	91
PID 4716 wrote to memory of 4664	4716	RdrCEF.exe	91
PID 4716 wrote to memory of 4664	4716	RdrCEF.exe	91
PID 4716 wrote to memory of 4664	4716	RdrCEF.exe	91
PID 4716 wrote to memory of 876	4716	RdrCEF.exe	92
PID 4716 wrote to memory of 876	4716	RdrCEF.exe	92
PID 4716 wrote to memory of 876	4716	RdrCEF.exe	92
PID 4716 wrote to memory of 876	4716	RdrCEF.exe	92
PID 4716 wrote to memory of 876	4716	RdrCEF.exe	92
PID 4716 wrote to memory of 876	4716	RdrCEF.exe	92
PID 4716 wrote to memory of 876	4716	RdrCEF.exe	92
PID 4716 wrote to memory of 876	4716	RdrCEF.exe	92
PID 4716 wrote to memory of 876	4716	RdrCEF.exe	92
PID 4716 wrote to memory of 876	4716	RdrCEF.exe	92
PID 4716 wrote to memory of 876	4716	RdrCEF.exe	92
PID 4716 wrote to memory of 876	4716	RdrCEF.exe	92
PID 4716 wrote to memory of 876	4716	RdrCEF.exe	92
PID 4716 wrote to memory of 876	4716	RdrCEF.exe	92
PID 4716 wrote to memory of 876	4716	RdrCEF.exe	92
PID 4716 wrote to memory of 876	4716	RdrCEF.exe	92
PID 4716 wrote to memory of 876	4716	RdrCEF.exe	92
PID 4716 wrote to memory of 876	4716	RdrCEF.exe	92
PID 4716 wrote to memory of 876	4716	RdrCEF.exe	92
PID 4716 wrote to memory of 876	4716	RdrCEF.exe	92

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\12dab28cffb21a049cdbb6b0f8078a6d.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:2464
- 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:4716
- - 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=7E6A0B51AA3173293BA0CAAFFC17071F --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4664
- - 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=BE99D2592BE8E4126924C54D25E96097 --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=BE99D2592BE8E4126924C54D25E96097 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:876
- - 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=C389467787B7966AF76E473923044577 --mojo-platform-channel-handle=2304 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3436
- - 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=419294EC5934ED9FA020B4176E75B35C --mojo-platform-channel-handle=1724 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2896
- - 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=A5233DBDC1586DD24EEF6BD40D57708F --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=A5233DBDC1586DD24EEF6BD40D57708F --renderer-client-id=6 --mojo-platform-channel-handle=2420 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2320
- - 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=E55E36EEC9A2E10751B7B136AB072639 --mojo-platform-channel-handle=1928 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3524

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4236

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
d7645350b209de0108c8079bc8c3bce8

SHA1
b6fbbc2d7c39d2751dea37f5bf4564747e440a68

SHA256
5ff6aeb435a6c97460d043c3c47a64f122e0509996f189d3f44a9c5eaf26fa0c

SHA512
d5ec17e45a16036779acf09943af0ee67d55eb1495c86ced76cce71baf77c29ec8cb83b6824b9b01bc81f99b8410858e5375e25da28d85a488c98ceaea11205b

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