ee64c02fe4c28379c8a654820541af34d40299921db202689d1bd07e630b735f

Analysis

max time kernel
141s
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
19/12/2023, 22:02

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General

Target

b04ebd27ae6119ac9964a28e38fd5900.pdf
Size

78KB
MD5

b04ebd27ae6119ac9964a28e38fd5900
SHA1

8e511a6e54030cc94159c24b746143d696f2473b
SHA256

ee64c02fe4c28379c8a654820541af34d40299921db202689d1bd07e630b735f
SHA512

80edf3d0c8eecf798044345bf392eab37df3cd892fe61ac531fcfd5f6f0c85f19a877e47571e670dbbb0fb827fa972c525b803fe3c9bfde3ab8f4c950bb2bc39
SSDEEP

1536:UQtXQDwhg4iUlO2fqYkigdPB3nhdHe5uLniyOGQBJ9:HtXQAvlO2y9ig9ln/h7ijZ

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	AcroRd32.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	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
3692	AcroRd32.exe
3692	AcroRd32.exe
3692	AcroRd32.exe
3692	AcroRd32.exe
3692	AcroRd32.exe
3692	AcroRd32.exe
3692	AcroRd32.exe
3692	AcroRd32.exe
3692	AcroRd32.exe
3692	AcroRd32.exe
3692	AcroRd32.exe
3692	AcroRd32.exe
3692	AcroRd32.exe
3692	AcroRd32.exe
3692	AcroRd32.exe
3692	AcroRd32.exe
3692	AcroRd32.exe
3692	AcroRd32.exe
3692	AcroRd32.exe
3692	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3692	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3692	AcroRd32.exe
3692	AcroRd32.exe
3692	AcroRd32.exe
3692	AcroRd32.exe
3692	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3692 wrote to memory of 4116	3692	AcroRd32.exe	93
PID 3692 wrote to memory of 4116	3692	AcroRd32.exe	93
PID 3692 wrote to memory of 4116	3692	AcroRd32.exe	93
PID 4116 wrote to memory of 4244	4116	RdrCEF.exe	95
PID 4116 wrote to memory of 4244	4116	RdrCEF.exe	95
PID 4116 wrote to memory of 4244	4116	RdrCEF.exe	95
PID 4116 wrote to memory of 4244	4116	RdrCEF.exe	95
PID 4116 wrote to memory of 4244	4116	RdrCEF.exe	95
PID 4116 wrote to memory of 4244	4116	RdrCEF.exe	95
PID 4116 wrote to memory of 4244	4116	RdrCEF.exe	95
PID 4116 wrote to memory of 4244	4116	RdrCEF.exe	95
PID 4116 wrote to memory of 4244	4116	RdrCEF.exe	95
PID 4116 wrote to memory of 4244	4116	RdrCEF.exe	95
PID 4116 wrote to memory of 4244	4116	RdrCEF.exe	95
PID 4116 wrote to memory of 4244	4116	RdrCEF.exe	95
PID 4116 wrote to memory of 4244	4116	RdrCEF.exe	95
PID 4116 wrote to memory of 4244	4116	RdrCEF.exe	95
PID 4116 wrote to memory of 4244	4116	RdrCEF.exe	95
PID 4116 wrote to memory of 4244	4116	RdrCEF.exe	95
PID 4116 wrote to memory of 4244	4116	RdrCEF.exe	95
PID 4116 wrote to memory of 4244	4116	RdrCEF.exe	95
PID 4116 wrote to memory of 4244	4116	RdrCEF.exe	95
PID 4116 wrote to memory of 4244	4116	RdrCEF.exe	95
PID 4116 wrote to memory of 4244	4116	RdrCEF.exe	95
PID 4116 wrote to memory of 4244	4116	RdrCEF.exe	95
PID 4116 wrote to memory of 4244	4116	RdrCEF.exe	95
PID 4116 wrote to memory of 4244	4116	RdrCEF.exe	95
PID 4116 wrote to memory of 4244	4116	RdrCEF.exe	95
PID 4116 wrote to memory of 4244	4116	RdrCEF.exe	95
PID 4116 wrote to memory of 4244	4116	RdrCEF.exe	95
PID 4116 wrote to memory of 4244	4116	RdrCEF.exe	95
PID 4116 wrote to memory of 4244	4116	RdrCEF.exe	95
PID 4116 wrote to memory of 4244	4116	RdrCEF.exe	95
PID 4116 wrote to memory of 4244	4116	RdrCEF.exe	95
PID 4116 wrote to memory of 4244	4116	RdrCEF.exe	95
PID 4116 wrote to memory of 4244	4116	RdrCEF.exe	95
PID 4116 wrote to memory of 4244	4116	RdrCEF.exe	95
PID 4116 wrote to memory of 4244	4116	RdrCEF.exe	95
PID 4116 wrote to memory of 4244	4116	RdrCEF.exe	95
PID 4116 wrote to memory of 4244	4116	RdrCEF.exe	95
PID 4116 wrote to memory of 4244	4116	RdrCEF.exe	95
PID 4116 wrote to memory of 4244	4116	RdrCEF.exe	95
PID 4116 wrote to memory of 4244	4116	RdrCEF.exe	95
PID 4116 wrote to memory of 4244	4116	RdrCEF.exe	95
PID 4116 wrote to memory of 1900	4116	RdrCEF.exe	96
PID 4116 wrote to memory of 1900	4116	RdrCEF.exe	96
PID 4116 wrote to memory of 1900	4116	RdrCEF.exe	96
PID 4116 wrote to memory of 1900	4116	RdrCEF.exe	96
PID 4116 wrote to memory of 1900	4116	RdrCEF.exe	96
PID 4116 wrote to memory of 1900	4116	RdrCEF.exe	96
PID 4116 wrote to memory of 1900	4116	RdrCEF.exe	96
PID 4116 wrote to memory of 1900	4116	RdrCEF.exe	96
PID 4116 wrote to memory of 1900	4116	RdrCEF.exe	96
PID 4116 wrote to memory of 1900	4116	RdrCEF.exe	96
PID 4116 wrote to memory of 1900	4116	RdrCEF.exe	96
PID 4116 wrote to memory of 1900	4116	RdrCEF.exe	96
PID 4116 wrote to memory of 1900	4116	RdrCEF.exe	96
PID 4116 wrote to memory of 1900	4116	RdrCEF.exe	96
PID 4116 wrote to memory of 1900	4116	RdrCEF.exe	96
PID 4116 wrote to memory of 1900	4116	RdrCEF.exe	96
PID 4116 wrote to memory of 1900	4116	RdrCEF.exe	96
PID 4116 wrote to memory of 1900	4116	RdrCEF.exe	96
PID 4116 wrote to memory of 1900	4116	RdrCEF.exe	96
PID 4116 wrote to memory of 1900	4116	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\b04ebd27ae6119ac9964a28e38fd5900.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:3692
- 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:4116
- - 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=DCEA4673A1AF87EF84F0A1C61D1FDADE --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4244
- - 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=F7C6CB66CAAC46504A1E044458E19757 --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=F7C6CB66CAAC46504A1E044458E19757 --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1900
- - 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=DAF189527B2B910A8E1E845F454A6830 --mojo-platform-channel-handle=2156 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3008
- - 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=F431955657F6B67BA081F33DEB971445 --mojo-platform-channel-handle=2320 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4200
- - 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=3B5FE7B73EC29DBC007B496DC1137EFE --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=3B5FE7B73EC29DBC007B496DC1137EFE --renderer-client-id=6 --mojo-platform-channel-handle=2200 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3700
- - 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=B59B3E0DECD6DF16D13345AF102ECB7E --mojo-platform-channel-handle=2536 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2816

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1164

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
2c6f1126c8be9ee6f219f146ab932fcc

SHA1
a9f20cff8adff8d7e91ebe4d3151a2c4853eb070

SHA256
040b115d7cad98a00e01337c20b1f51c71142b74398e168f641d452f9a333913

SHA512
bcf2448ad4b2cbec8def40d179b2dc15c56a44917674caf7496c1c88096ed81b9556c2fe500090075ab7065df46392e4aec4b07eb55018bc0943e8e265e59625

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