0b23ba4724610a914ca7c3dcec50c4425f4b7316bdac24ece62f8749571d90e3

Analysis

max time kernel
148s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
10/01/2024, 12:29

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

508fe65395ead28ea93789bd950d3276.pdf
Size

39KB
MD5

508fe65395ead28ea93789bd950d3276
SHA1

8b92bf1a074f85c0ca09121ae14a66171d18048e
SHA256

0b23ba4724610a914ca7c3dcec50c4425f4b7316bdac24ece62f8749571d90e3
SHA512

5fcd2d824741279a7f64bfa19cedb287b174c83ec1306b8919f2876e01c2062e16da6898efc9a8899209168ca44758f8bcbe169b48a11bceca44a7f338013263
SSDEEP

768:xgGzpDRTZPInjHQrRmB+LNfZrSt1YRhMx4B7ub:CGF9UQrRu+L/rStaMx27ub

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-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
464	AcroRd32.exe
464	AcroRd32.exe
464	AcroRd32.exe
464	AcroRd32.exe
464	AcroRd32.exe
464	AcroRd32.exe
464	AcroRd32.exe
464	AcroRd32.exe
464	AcroRd32.exe
464	AcroRd32.exe
464	AcroRd32.exe
464	AcroRd32.exe
464	AcroRd32.exe
464	AcroRd32.exe
464	AcroRd32.exe
464	AcroRd32.exe
464	AcroRd32.exe
464	AcroRd32.exe
464	AcroRd32.exe
464	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
464	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
464	AcroRd32.exe
464	AcroRd32.exe
464	AcroRd32.exe
464	AcroRd32.exe
464	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 464 wrote to memory of 1548	464	AcroRd32.exe	91
PID 464 wrote to memory of 1548	464	AcroRd32.exe	91
PID 464 wrote to memory of 1548	464	AcroRd32.exe	91
PID 1548 wrote to memory of 2664	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 2664	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 2664	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 2664	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 2664	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 2664	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 2664	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 2664	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 2664	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 2664	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 2664	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 2664	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 2664	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 2664	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 2664	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 2664	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 2664	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 2664	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 2664	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 2664	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 2664	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 2664	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 2664	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 2664	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 2664	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 2664	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 2664	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 2664	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 2664	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 2664	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 2664	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 2664	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 2664	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 2664	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 2664	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 2664	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 2664	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 2664	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 2664	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 2664	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 2664	1548	RdrCEF.exe	93
PID 1548 wrote to memory of 2448	1548	RdrCEF.exe	92
PID 1548 wrote to memory of 2448	1548	RdrCEF.exe	92
PID 1548 wrote to memory of 2448	1548	RdrCEF.exe	92
PID 1548 wrote to memory of 2448	1548	RdrCEF.exe	92
PID 1548 wrote to memory of 2448	1548	RdrCEF.exe	92
PID 1548 wrote to memory of 2448	1548	RdrCEF.exe	92
PID 1548 wrote to memory of 2448	1548	RdrCEF.exe	92
PID 1548 wrote to memory of 2448	1548	RdrCEF.exe	92
PID 1548 wrote to memory of 2448	1548	RdrCEF.exe	92
PID 1548 wrote to memory of 2448	1548	RdrCEF.exe	92
PID 1548 wrote to memory of 2448	1548	RdrCEF.exe	92
PID 1548 wrote to memory of 2448	1548	RdrCEF.exe	92
PID 1548 wrote to memory of 2448	1548	RdrCEF.exe	92
PID 1548 wrote to memory of 2448	1548	RdrCEF.exe	92
PID 1548 wrote to memory of 2448	1548	RdrCEF.exe	92
PID 1548 wrote to memory of 2448	1548	RdrCEF.exe	92
PID 1548 wrote to memory of 2448	1548	RdrCEF.exe	92
PID 1548 wrote to memory of 2448	1548	RdrCEF.exe	92
PID 1548 wrote to memory of 2448	1548	RdrCEF.exe	92
PID 1548 wrote to memory of 2448	1548	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\508fe65395ead28ea93789bd950d3276.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:464
- 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:1548
- - 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=8B9B9260991609B0F1DF7B3D8265D7F5 --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=8B9B9260991609B0F1DF7B3D8265D7F5 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2448
- - 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=7C8CDADF8C70C1199C2CD96896E62E2A --mojo-platform-channel-handle=1728 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2664
- - 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=BC7D43BCAAC5162B1220E9EA9D285DE9 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4080
- - 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=3C656F3926CFE2F2C6B3D773946F23EC --mojo-platform-channel-handle=2412 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1972
- - 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=DC278EDAF0A58C5D1938FA326BB845D9 --mojo-platform-channel-handle=2396 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:620
- - 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=4423583DF29F71379D7EC66C4E1B3801 --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=4423583DF29F71379D7EC66C4E1B3801 --renderer-client-id=8 --mojo-platform-channel-handle=2384 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3232

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:5096

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
ec366e63f5725a0fe4b1329d90842581

SHA1
7ca0ff1d9262facf5484c6f3b0da913ca05178ea

SHA256
690b02b9c904cf7d019fcc2db6847c074c2038ce25fd2620546d63a40c3cba00

SHA512
0aa90589f1431b8ddd6251eb48edb33b0f18daaf2eeebab6891ad2f54065d1bbbb583f7dbfe65f0a8d678f133994e03a29b663b2592cd8a18498d4aa547ff37e

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
56KB

MD5
c26ed30e7d5ab440480838636efc41db

SHA1
c66e0d00b56abebfb60d2fcc5cf85ad31a0d6591

SHA256
6a3c5c4a8e57f77ecc22078fbf603ecc31fb82d429bd87b7b4b9261447092aef

SHA512
96cdb78bca3e01d4513c31661987e5646e6a8ff24708918aa0d66dfa3ca5d98af4862c9f38c4f41f933c345d2d3adfb1d34d1430b33f45f916f41a9872a030df

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

Download Submit