54fbad275b16b1621b06f3969340be5fb801e160caf8a817e2cc4210ce47ef85

Analysis

max time kernel
147s
max time network
158s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
09-03-2024 14:38

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General

Target

bc0ec052eb808f055755a13544d4fa2c.pdf
Size

86KB
MD5

bc0ec052eb808f055755a13544d4fa2c
SHA1

3da3cd36753e926b27dd22904ea58fa53d390325
SHA256

54fbad275b16b1621b06f3969340be5fb801e160caf8a817e2cc4210ce47ef85
SHA512

8c6dac961549a2ebd9f3fd23c7608a903854c4847f8e5bbe2a3e778035d862428277d25c4fd3e06599425cb64f385302100df772626750c7c50d9c074f668ea8
SSDEEP

1536:8ko9vKQt8xohn2QEyeVtbhdGW3ldYGUKfTWGpOKq6qcaQWVX+EEaFh0Fb:9otFh2QEyeVtbhEEl5XMKqBcatuEEaFa

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-1-5-21-2727153400-192325109-1870347593-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3872	AcroRd32.exe
3872	AcroRd32.exe
3872	AcroRd32.exe
3872	AcroRd32.exe
3872	AcroRd32.exe
3872	AcroRd32.exe
3872	AcroRd32.exe
3872	AcroRd32.exe
3872	AcroRd32.exe
3872	AcroRd32.exe
3872	AcroRd32.exe
3872	AcroRd32.exe
3872	AcroRd32.exe
3872	AcroRd32.exe
3872	AcroRd32.exe
3872	AcroRd32.exe
3872	AcroRd32.exe
3872	AcroRd32.exe
3872	AcroRd32.exe
3872	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3872	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3872	AcroRd32.exe
3872	AcroRd32.exe
3872	AcroRd32.exe
3872	AcroRd32.exe
3872	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3872 wrote to memory of 2524	3872	AcroRd32.exe	91
PID 3872 wrote to memory of 2524	3872	AcroRd32.exe	91
PID 3872 wrote to memory of 2524	3872	AcroRd32.exe	91
PID 2524 wrote to memory of 3800	2524	RdrCEF.exe	93
PID 2524 wrote to memory of 3800	2524	RdrCEF.exe	93
PID 2524 wrote to memory of 3800	2524	RdrCEF.exe	93
PID 2524 wrote to memory of 3800	2524	RdrCEF.exe	93
PID 2524 wrote to memory of 3800	2524	RdrCEF.exe	93
PID 2524 wrote to memory of 3800	2524	RdrCEF.exe	93
PID 2524 wrote to memory of 3800	2524	RdrCEF.exe	93
PID 2524 wrote to memory of 3800	2524	RdrCEF.exe	93
PID 2524 wrote to memory of 3800	2524	RdrCEF.exe	93
PID 2524 wrote to memory of 3800	2524	RdrCEF.exe	93
PID 2524 wrote to memory of 3800	2524	RdrCEF.exe	93
PID 2524 wrote to memory of 3800	2524	RdrCEF.exe	93
PID 2524 wrote to memory of 3800	2524	RdrCEF.exe	93
PID 2524 wrote to memory of 3800	2524	RdrCEF.exe	93
PID 2524 wrote to memory of 3800	2524	RdrCEF.exe	93
PID 2524 wrote to memory of 3800	2524	RdrCEF.exe	93
PID 2524 wrote to memory of 3800	2524	RdrCEF.exe	93
PID 2524 wrote to memory of 3800	2524	RdrCEF.exe	93
PID 2524 wrote to memory of 3800	2524	RdrCEF.exe	93
PID 2524 wrote to memory of 3800	2524	RdrCEF.exe	93
PID 2524 wrote to memory of 3800	2524	RdrCEF.exe	93
PID 2524 wrote to memory of 3800	2524	RdrCEF.exe	93
PID 2524 wrote to memory of 3800	2524	RdrCEF.exe	93
PID 2524 wrote to memory of 3800	2524	RdrCEF.exe	93
PID 2524 wrote to memory of 3800	2524	RdrCEF.exe	93
PID 2524 wrote to memory of 3800	2524	RdrCEF.exe	93
PID 2524 wrote to memory of 3800	2524	RdrCEF.exe	93
PID 2524 wrote to memory of 3800	2524	RdrCEF.exe	93
PID 2524 wrote to memory of 3800	2524	RdrCEF.exe	93
PID 2524 wrote to memory of 3800	2524	RdrCEF.exe	93
PID 2524 wrote to memory of 3800	2524	RdrCEF.exe	93
PID 2524 wrote to memory of 3800	2524	RdrCEF.exe	93
PID 2524 wrote to memory of 3800	2524	RdrCEF.exe	93
PID 2524 wrote to memory of 3800	2524	RdrCEF.exe	93
PID 2524 wrote to memory of 3800	2524	RdrCEF.exe	93
PID 2524 wrote to memory of 3800	2524	RdrCEF.exe	93
PID 2524 wrote to memory of 3800	2524	RdrCEF.exe	93
PID 2524 wrote to memory of 3800	2524	RdrCEF.exe	93
PID 2524 wrote to memory of 3800	2524	RdrCEF.exe	93
PID 2524 wrote to memory of 3800	2524	RdrCEF.exe	93
PID 2524 wrote to memory of 3800	2524	RdrCEF.exe	93
PID 2524 wrote to memory of 3800	2524	RdrCEF.exe	93
PID 2524 wrote to memory of 3800	2524	RdrCEF.exe	93
PID 2524 wrote to memory of 2472	2524	RdrCEF.exe	94
PID 2524 wrote to memory of 2472	2524	RdrCEF.exe	94
PID 2524 wrote to memory of 2472	2524	RdrCEF.exe	94
PID 2524 wrote to memory of 2472	2524	RdrCEF.exe	94
PID 2524 wrote to memory of 2472	2524	RdrCEF.exe	94
PID 2524 wrote to memory of 2472	2524	RdrCEF.exe	94
PID 2524 wrote to memory of 2472	2524	RdrCEF.exe	94
PID 2524 wrote to memory of 2472	2524	RdrCEF.exe	94
PID 2524 wrote to memory of 2472	2524	RdrCEF.exe	94
PID 2524 wrote to memory of 2472	2524	RdrCEF.exe	94
PID 2524 wrote to memory of 2472	2524	RdrCEF.exe	94
PID 2524 wrote to memory of 2472	2524	RdrCEF.exe	94
PID 2524 wrote to memory of 2472	2524	RdrCEF.exe	94
PID 2524 wrote to memory of 2472	2524	RdrCEF.exe	94
PID 2524 wrote to memory of 2472	2524	RdrCEF.exe	94
PID 2524 wrote to memory of 2472	2524	RdrCEF.exe	94
PID 2524 wrote to memory of 2472	2524	RdrCEF.exe	94
PID 2524 wrote to memory of 2472	2524	RdrCEF.exe	94

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\bc0ec052eb808f055755a13544d4fa2c.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:3872
- 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:2524
- - 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=15804601B1D977DE0E8A7427F75FB63B --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=15804601B1D977DE0E8A7427F75FB63B --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3800
- - 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=0C97BD6928C159CD8C4EF27895B1A6E7 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2472
- - 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=C1B67BA780E77B595ACEB2EAE778B088 --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=C1B67BA780E77B595ACEB2EAE778B088 --renderer-client-id=4 --mojo-platform-channel-handle=2308 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2136
- - 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=0B62149B4B355E5CC9B62027BEF2BA59 --mojo-platform-channel-handle=2440 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1948
- - 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=8E012E2DB42BF7C37A88708EBDF335F2 --mojo-platform-channel-handle=2572 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1952
- - 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=C254CD255859D0B18B1E411E27C63605 --mojo-platform-channel-handle=2676 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3528

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
1ae726832b22268d2194ca845f4040a3

SHA1
4e7bf8dc6c7034f9bd2f1af863ab3dd37e639fa9

SHA256
7ff709b8eb6784e5f0f7a1533d8c9d5cf7da9ee6c9a2cf92752ca10d09c016c9

SHA512
ead55dced7a395d26daa2627f5767540508a08ea4b00bada5b2e11a220ad0e0d3d6c8f1b7746734ef84a35f857a5cbc0a7b71408c0b00cc9d1f5e7bdae87cb36

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