c2023876c1a177781ccfccdb1552d7f88ce6201e14813440b848897a43af7ed9

Analysis

max time kernel
101s
max time network
101s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
20-07-2024 17:07

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General

Target

ee930f0c79cfaeae52d6d918c05e3620N.pdf
Size

13KB
MD5

ee930f0c79cfaeae52d6d918c05e3620
SHA1

e39a3ebb980d55a1ea15b823ec1cbbf9c2b4d593
SHA256

c2023876c1a177781ccfccdb1552d7f88ce6201e14813440b848897a43af7ed9
SHA512

f64bffbc9856abf9465d64410940d07bd4f89ffc1954cb95e590679c3f22049e48a6fc416a447d968543137e74df9241acd6bb13c9d1ddb6b21d85ed75312464
SSDEEP

384:6oGguofJShiYHguQ3A4RHq+0+IXoLz3JtU0sNUGyPlPSzwxZ:6RohShiYHguQ3A4RH6RXoP5tU0slyPlb

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-1-5-21-1705699165-553239100-4129523827-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4948	AcroRd32.exe
4948	AcroRd32.exe
4948	AcroRd32.exe
4948	AcroRd32.exe
4948	AcroRd32.exe
4948	AcroRd32.exe
4948	AcroRd32.exe
4948	AcroRd32.exe
4948	AcroRd32.exe
4948	AcroRd32.exe
4948	AcroRd32.exe
4948	AcroRd32.exe
4948	AcroRd32.exe
4948	AcroRd32.exe
4948	AcroRd32.exe
4948	AcroRd32.exe
4948	AcroRd32.exe
4948	AcroRd32.exe
4948	AcroRd32.exe
4948	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4948	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4948	AcroRd32.exe
4948	AcroRd32.exe
4948	AcroRd32.exe
4948	AcroRd32.exe
4948	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4948 wrote to memory of 2976	4948	AcroRd32.exe	91
PID 4948 wrote to memory of 2976	4948	AcroRd32.exe	91
PID 4948 wrote to memory of 2976	4948	AcroRd32.exe	91
PID 2976 wrote to memory of 2708	2976	RdrCEF.exe	92
PID 2976 wrote to memory of 2708	2976	RdrCEF.exe	92
PID 2976 wrote to memory of 2708	2976	RdrCEF.exe	92
PID 2976 wrote to memory of 2708	2976	RdrCEF.exe	92
PID 2976 wrote to memory of 2708	2976	RdrCEF.exe	92
PID 2976 wrote to memory of 2708	2976	RdrCEF.exe	92
PID 2976 wrote to memory of 2708	2976	RdrCEF.exe	92
PID 2976 wrote to memory of 2708	2976	RdrCEF.exe	92
PID 2976 wrote to memory of 2708	2976	RdrCEF.exe	92
PID 2976 wrote to memory of 2708	2976	RdrCEF.exe	92
PID 2976 wrote to memory of 2708	2976	RdrCEF.exe	92
PID 2976 wrote to memory of 2708	2976	RdrCEF.exe	92
PID 2976 wrote to memory of 2708	2976	RdrCEF.exe	92
PID 2976 wrote to memory of 2708	2976	RdrCEF.exe	92
PID 2976 wrote to memory of 2708	2976	RdrCEF.exe	92
PID 2976 wrote to memory of 2708	2976	RdrCEF.exe	92
PID 2976 wrote to memory of 2708	2976	RdrCEF.exe	92
PID 2976 wrote to memory of 2708	2976	RdrCEF.exe	92
PID 2976 wrote to memory of 2708	2976	RdrCEF.exe	92
PID 2976 wrote to memory of 2708	2976	RdrCEF.exe	92
PID 2976 wrote to memory of 2708	2976	RdrCEF.exe	92
PID 2976 wrote to memory of 2708	2976	RdrCEF.exe	92
PID 2976 wrote to memory of 2708	2976	RdrCEF.exe	92
PID 2976 wrote to memory of 2708	2976	RdrCEF.exe	92
PID 2976 wrote to memory of 2708	2976	RdrCEF.exe	92
PID 2976 wrote to memory of 2708	2976	RdrCEF.exe	92
PID 2976 wrote to memory of 2708	2976	RdrCEF.exe	92
PID 2976 wrote to memory of 2708	2976	RdrCEF.exe	92
PID 2976 wrote to memory of 2708	2976	RdrCEF.exe	92
PID 2976 wrote to memory of 2708	2976	RdrCEF.exe	92
PID 2976 wrote to memory of 2708	2976	RdrCEF.exe	92
PID 2976 wrote to memory of 2708	2976	RdrCEF.exe	92
PID 2976 wrote to memory of 2708	2976	RdrCEF.exe	92
PID 2976 wrote to memory of 2708	2976	RdrCEF.exe	92
PID 2976 wrote to memory of 2708	2976	RdrCEF.exe	92
PID 2976 wrote to memory of 2708	2976	RdrCEF.exe	92
PID 2976 wrote to memory of 2708	2976	RdrCEF.exe	92
PID 2976 wrote to memory of 2708	2976	RdrCEF.exe	92
PID 2976 wrote to memory of 2708	2976	RdrCEF.exe	92
PID 2976 wrote to memory of 2708	2976	RdrCEF.exe	92
PID 2976 wrote to memory of 2708	2976	RdrCEF.exe	92
PID 2976 wrote to memory of 2312	2976	RdrCEF.exe	93
PID 2976 wrote to memory of 2312	2976	RdrCEF.exe	93
PID 2976 wrote to memory of 2312	2976	RdrCEF.exe	93
PID 2976 wrote to memory of 2312	2976	RdrCEF.exe	93
PID 2976 wrote to memory of 2312	2976	RdrCEF.exe	93
PID 2976 wrote to memory of 2312	2976	RdrCEF.exe	93
PID 2976 wrote to memory of 2312	2976	RdrCEF.exe	93
PID 2976 wrote to memory of 2312	2976	RdrCEF.exe	93
PID 2976 wrote to memory of 2312	2976	RdrCEF.exe	93
PID 2976 wrote to memory of 2312	2976	RdrCEF.exe	93
PID 2976 wrote to memory of 2312	2976	RdrCEF.exe	93
PID 2976 wrote to memory of 2312	2976	RdrCEF.exe	93
PID 2976 wrote to memory of 2312	2976	RdrCEF.exe	93
PID 2976 wrote to memory of 2312	2976	RdrCEF.exe	93
PID 2976 wrote to memory of 2312	2976	RdrCEF.exe	93
PID 2976 wrote to memory of 2312	2976	RdrCEF.exe	93
PID 2976 wrote to memory of 2312	2976	RdrCEF.exe	93
PID 2976 wrote to memory of 2312	2976	RdrCEF.exe	93
PID 2976 wrote to memory of 2312	2976	RdrCEF.exe	93
PID 2976 wrote to memory of 2312	2976	RdrCEF.exe	93

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\ee930f0c79cfaeae52d6d918c05e3620N.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:4948
- 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:2976
- - 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=30D14C4EE6A2C61082995FBEC86A2002 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2708
- - 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=4A4177DF0E8C35B1AA4F03F7AD1FFE4C --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=4A4177DF0E8C35B1AA4F03F7AD1FFE4C --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2312
- - 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=0A5A519A4FA93003579D1E9923EE0F54 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4668
- - 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=C83135E78C6122CCD614B110A2B424FA --mojo-platform-channel-handle=1816 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:676
- - 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=927FEC66E96864CBCC7224D504439C28 --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=927FEC66E96864CBCC7224D504439C28 --renderer-client-id=6 --mojo-platform-channel-handle=2516 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:880
- - 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=FA205D0A72E08127342597AEFD7A1134 --mojo-platform-channel-handle=1824 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2552

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4656

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
1e29d785270e34c90f422c217793c755

SHA1
fffebbc186c909d797ea68fb9c58632bd28cfdca

SHA256
8aeac03115cd2022dbbab44ec5036ff7e9a98549c5f30e4e5a1d150e47f16a30

SHA512
f1fe30198005ee4aa67372edf8fbf4899eb5866a674c8e8812c8ff9f66465ae909f8325b3c69a25c6808953453ea516ea73e3316cfa185958a4736d39f03db53

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