2a5a97aa691b299d5580f80d2bb33293b5155ca3260b224550935c547d7d2feb

Analysis

max time kernel
146s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20240221-en
resource tags

arch:x64arch:x86image:win10v2004-20240221-enlocale:en-usos:windows10-2004-x64system
submitted
23/02/2024, 23:30

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General

Target

a0a092a12af9a4dd8bad24f20d2512e0.pdf
Size

94KB
MD5

a0a092a12af9a4dd8bad24f20d2512e0
SHA1

01cb02281a9cbe9b78f84e456a645db9a30d0ce7
SHA256

2a5a97aa691b299d5580f80d2bb33293b5155ca3260b224550935c547d7d2feb
SHA512

e8a9d0586a8b0853944d2ac8efa1e3dfaa68f760283713b747dc683f047ee77810f61a15b355d1df27fdef00e5c032a207b1b266181310baa38d7526f104b4ba
SSDEEP

1536:YMZAeksjgwX8vNJa6YT8VkoOUQS8cn4SpnyEyfzfr2EW1a/AVW6pOu2SVde:fZAek0gws1fYTMhQS97nsLz2xa/AGu2B

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-1-5-21-1414748551-1520717498-2956787782-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1960	AcroRd32.exe
1960	AcroRd32.exe
1960	AcroRd32.exe
1960	AcroRd32.exe
1960	AcroRd32.exe
1960	AcroRd32.exe
1960	AcroRd32.exe
1960	AcroRd32.exe
1960	AcroRd32.exe
1960	AcroRd32.exe
1960	AcroRd32.exe
1960	AcroRd32.exe
1960	AcroRd32.exe
1960	AcroRd32.exe
1960	AcroRd32.exe
1960	AcroRd32.exe
1960	AcroRd32.exe
1960	AcroRd32.exe
1960	AcroRd32.exe
1960	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1960	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1960	AcroRd32.exe
1960	AcroRd32.exe
1960	AcroRd32.exe
1960	AcroRd32.exe
1960	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1960 wrote to memory of 4460	1960	AcroRd32.exe	90
PID 1960 wrote to memory of 4460	1960	AcroRd32.exe	90
PID 1960 wrote to memory of 4460	1960	AcroRd32.exe	90
PID 4460 wrote to memory of 3620	4460	RdrCEF.exe	91
PID 4460 wrote to memory of 3620	4460	RdrCEF.exe	91
PID 4460 wrote to memory of 3620	4460	RdrCEF.exe	91
PID 4460 wrote to memory of 3620	4460	RdrCEF.exe	91
PID 4460 wrote to memory of 3620	4460	RdrCEF.exe	91
PID 4460 wrote to memory of 3620	4460	RdrCEF.exe	91
PID 4460 wrote to memory of 3620	4460	RdrCEF.exe	91
PID 4460 wrote to memory of 3620	4460	RdrCEF.exe	91
PID 4460 wrote to memory of 3620	4460	RdrCEF.exe	91
PID 4460 wrote to memory of 3620	4460	RdrCEF.exe	91
PID 4460 wrote to memory of 3620	4460	RdrCEF.exe	91
PID 4460 wrote to memory of 3620	4460	RdrCEF.exe	91
PID 4460 wrote to memory of 3620	4460	RdrCEF.exe	91
PID 4460 wrote to memory of 3620	4460	RdrCEF.exe	91
PID 4460 wrote to memory of 3620	4460	RdrCEF.exe	91
PID 4460 wrote to memory of 3620	4460	RdrCEF.exe	91
PID 4460 wrote to memory of 3620	4460	RdrCEF.exe	91
PID 4460 wrote to memory of 3620	4460	RdrCEF.exe	91
PID 4460 wrote to memory of 3620	4460	RdrCEF.exe	91
PID 4460 wrote to memory of 3620	4460	RdrCEF.exe	91
PID 4460 wrote to memory of 3620	4460	RdrCEF.exe	91
PID 4460 wrote to memory of 3620	4460	RdrCEF.exe	91
PID 4460 wrote to memory of 3620	4460	RdrCEF.exe	91
PID 4460 wrote to memory of 3620	4460	RdrCEF.exe	91
PID 4460 wrote to memory of 3620	4460	RdrCEF.exe	91
PID 4460 wrote to memory of 3620	4460	RdrCEF.exe	91
PID 4460 wrote to memory of 3620	4460	RdrCEF.exe	91
PID 4460 wrote to memory of 3620	4460	RdrCEF.exe	91
PID 4460 wrote to memory of 3620	4460	RdrCEF.exe	91
PID 4460 wrote to memory of 3620	4460	RdrCEF.exe	91
PID 4460 wrote to memory of 3620	4460	RdrCEF.exe	91
PID 4460 wrote to memory of 3620	4460	RdrCEF.exe	91
PID 4460 wrote to memory of 3620	4460	RdrCEF.exe	91
PID 4460 wrote to memory of 3620	4460	RdrCEF.exe	91
PID 4460 wrote to memory of 3620	4460	RdrCEF.exe	91
PID 4460 wrote to memory of 3620	4460	RdrCEF.exe	91
PID 4460 wrote to memory of 3620	4460	RdrCEF.exe	91
PID 4460 wrote to memory of 3620	4460	RdrCEF.exe	91
PID 4460 wrote to memory of 3620	4460	RdrCEF.exe	91
PID 4460 wrote to memory of 3620	4460	RdrCEF.exe	91
PID 4460 wrote to memory of 3620	4460	RdrCEF.exe	91
PID 4460 wrote to memory of 2316	4460	RdrCEF.exe	92
PID 4460 wrote to memory of 2316	4460	RdrCEF.exe	92
PID 4460 wrote to memory of 2316	4460	RdrCEF.exe	92
PID 4460 wrote to memory of 2316	4460	RdrCEF.exe	92
PID 4460 wrote to memory of 2316	4460	RdrCEF.exe	92
PID 4460 wrote to memory of 2316	4460	RdrCEF.exe	92
PID 4460 wrote to memory of 2316	4460	RdrCEF.exe	92
PID 4460 wrote to memory of 2316	4460	RdrCEF.exe	92
PID 4460 wrote to memory of 2316	4460	RdrCEF.exe	92
PID 4460 wrote to memory of 2316	4460	RdrCEF.exe	92
PID 4460 wrote to memory of 2316	4460	RdrCEF.exe	92
PID 4460 wrote to memory of 2316	4460	RdrCEF.exe	92
PID 4460 wrote to memory of 2316	4460	RdrCEF.exe	92
PID 4460 wrote to memory of 2316	4460	RdrCEF.exe	92
PID 4460 wrote to memory of 2316	4460	RdrCEF.exe	92
PID 4460 wrote to memory of 2316	4460	RdrCEF.exe	92
PID 4460 wrote to memory of 2316	4460	RdrCEF.exe	92
PID 4460 wrote to memory of 2316	4460	RdrCEF.exe	92
PID 4460 wrote to memory of 2316	4460	RdrCEF.exe	92
PID 4460 wrote to memory of 2316	4460	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\a0a092a12af9a4dd8bad24f20d2512e0.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:1960
- 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:4460
- - 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=81A5A96E9F7582D4FE6504CDA77FF67E --mojo-platform-channel-handle=1728 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3620
- - 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=80B14905F869209999632A8A06ADFB3C --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=80B14905F869209999632A8A06ADFB3C --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2316
- - 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=55CC03D2D307908C52552C7E89DBC6A1 --mojo-platform-channel-handle=2300 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1368
- - 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=A0B38AEDE9E85AF435DE1BBE168B92F6 --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=A0B38AEDE9E85AF435DE1BBE168B92F6 --renderer-client-id=5 --mojo-platform-channel-handle=2416 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2712
- - 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=965BED02361ED950ED54141E7BC8683E --mojo-platform-channel-handle=1952 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3372
- - 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=3DF1D10237FDB184100DC29087823137 --mojo-platform-channel-handle=2748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4408

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:5088

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
4c6649926144beca7ab1899ce1134c6c

SHA1
e83ff1ad3862114276769460fffd61e0d26c3e8e

SHA256
1ae74614085c00c5714d276618e32e0b38dc3825ebab81af53586e4c6150412c

SHA512
2ae2e66fed6318ff24c8ed8104b98a006b0b4a3e132569357ab43a4794590451240ae2f438fe22b5fe9b1fe535507788b53d537d86e1b98db16b2f2961098f84

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