a12b53f5983a0e86d3c3043e3c7f67077aec60f4bc0a2792505ec21876ae45b7

Analysis

max time kernel
149s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
31/12/2023, 00:18

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General

Target

216b07412edc41f2715114bec3a5b65e.pdf
Size

85KB
MD5

216b07412edc41f2715114bec3a5b65e
SHA1

e38982910ab0a03976f06e04b175c39cd8aef1d8
SHA256

a12b53f5983a0e86d3c3043e3c7f67077aec60f4bc0a2792505ec21876ae45b7
SHA512

f2c1bb033dd8c8de0fcd1d93d085e007c98cdd895a02efb01c8d85caa3f4345620c53c9a2c41d0b66fe3d19a58ec1b04f101b673961db9bc61501d5bdbcb0beb
SSDEEP

1536:85tMAXctjoMC4i6URpYPmO3zOhLMEAiDH1U+2SvxaM46+WxBTRjUNapA8DrW8pOO:wtMAXcRoOil/YPbwLMEnzN2Svt46rdRX

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-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1280	AcroRd32.exe
1280	AcroRd32.exe
1280	AcroRd32.exe
1280	AcroRd32.exe
1280	AcroRd32.exe
1280	AcroRd32.exe
1280	AcroRd32.exe
1280	AcroRd32.exe
1280	AcroRd32.exe
1280	AcroRd32.exe
1280	AcroRd32.exe
1280	AcroRd32.exe
1280	AcroRd32.exe
1280	AcroRd32.exe
1280	AcroRd32.exe
1280	AcroRd32.exe
1280	AcroRd32.exe
1280	AcroRd32.exe
1280	AcroRd32.exe
1280	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1280	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1280	AcroRd32.exe
1280	AcroRd32.exe
1280	AcroRd32.exe
1280	AcroRd32.exe
1280	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1280 wrote to memory of 3644	1280	AcroRd32.exe	92
PID 1280 wrote to memory of 3644	1280	AcroRd32.exe	92
PID 1280 wrote to memory of 3644	1280	AcroRd32.exe	92
PID 3644 wrote to memory of 4368	3644	RdrCEF.exe	93
PID 3644 wrote to memory of 4368	3644	RdrCEF.exe	93
PID 3644 wrote to memory of 4368	3644	RdrCEF.exe	93
PID 3644 wrote to memory of 4368	3644	RdrCEF.exe	93
PID 3644 wrote to memory of 4368	3644	RdrCEF.exe	93
PID 3644 wrote to memory of 4368	3644	RdrCEF.exe	93
PID 3644 wrote to memory of 4368	3644	RdrCEF.exe	93
PID 3644 wrote to memory of 4368	3644	RdrCEF.exe	93
PID 3644 wrote to memory of 4368	3644	RdrCEF.exe	93
PID 3644 wrote to memory of 4368	3644	RdrCEF.exe	93
PID 3644 wrote to memory of 4368	3644	RdrCEF.exe	93
PID 3644 wrote to memory of 4368	3644	RdrCEF.exe	93
PID 3644 wrote to memory of 4368	3644	RdrCEF.exe	93
PID 3644 wrote to memory of 4368	3644	RdrCEF.exe	93
PID 3644 wrote to memory of 4368	3644	RdrCEF.exe	93
PID 3644 wrote to memory of 4368	3644	RdrCEF.exe	93
PID 3644 wrote to memory of 4368	3644	RdrCEF.exe	93
PID 3644 wrote to memory of 4368	3644	RdrCEF.exe	93
PID 3644 wrote to memory of 4368	3644	RdrCEF.exe	93
PID 3644 wrote to memory of 4368	3644	RdrCEF.exe	93
PID 3644 wrote to memory of 4368	3644	RdrCEF.exe	93
PID 3644 wrote to memory of 4368	3644	RdrCEF.exe	93
PID 3644 wrote to memory of 4368	3644	RdrCEF.exe	93
PID 3644 wrote to memory of 4368	3644	RdrCEF.exe	93
PID 3644 wrote to memory of 4368	3644	RdrCEF.exe	93
PID 3644 wrote to memory of 4368	3644	RdrCEF.exe	93
PID 3644 wrote to memory of 4368	3644	RdrCEF.exe	93
PID 3644 wrote to memory of 4368	3644	RdrCEF.exe	93
PID 3644 wrote to memory of 4368	3644	RdrCEF.exe	93
PID 3644 wrote to memory of 4368	3644	RdrCEF.exe	93
PID 3644 wrote to memory of 4368	3644	RdrCEF.exe	93
PID 3644 wrote to memory of 4368	3644	RdrCEF.exe	93
PID 3644 wrote to memory of 4368	3644	RdrCEF.exe	93
PID 3644 wrote to memory of 4368	3644	RdrCEF.exe	93
PID 3644 wrote to memory of 4368	3644	RdrCEF.exe	93
PID 3644 wrote to memory of 4368	3644	RdrCEF.exe	93
PID 3644 wrote to memory of 4368	3644	RdrCEF.exe	93
PID 3644 wrote to memory of 4368	3644	RdrCEF.exe	93
PID 3644 wrote to memory of 4368	3644	RdrCEF.exe	93
PID 3644 wrote to memory of 4368	3644	RdrCEF.exe	93
PID 3644 wrote to memory of 4368	3644	RdrCEF.exe	93
PID 3644 wrote to memory of 1808	3644	RdrCEF.exe	94
PID 3644 wrote to memory of 1808	3644	RdrCEF.exe	94
PID 3644 wrote to memory of 1808	3644	RdrCEF.exe	94
PID 3644 wrote to memory of 1808	3644	RdrCEF.exe	94
PID 3644 wrote to memory of 1808	3644	RdrCEF.exe	94
PID 3644 wrote to memory of 1808	3644	RdrCEF.exe	94
PID 3644 wrote to memory of 1808	3644	RdrCEF.exe	94
PID 3644 wrote to memory of 1808	3644	RdrCEF.exe	94
PID 3644 wrote to memory of 1808	3644	RdrCEF.exe	94
PID 3644 wrote to memory of 1808	3644	RdrCEF.exe	94
PID 3644 wrote to memory of 1808	3644	RdrCEF.exe	94
PID 3644 wrote to memory of 1808	3644	RdrCEF.exe	94
PID 3644 wrote to memory of 1808	3644	RdrCEF.exe	94
PID 3644 wrote to memory of 1808	3644	RdrCEF.exe	94
PID 3644 wrote to memory of 1808	3644	RdrCEF.exe	94
PID 3644 wrote to memory of 1808	3644	RdrCEF.exe	94
PID 3644 wrote to memory of 1808	3644	RdrCEF.exe	94
PID 3644 wrote to memory of 1808	3644	RdrCEF.exe	94
PID 3644 wrote to memory of 1808	3644	RdrCEF.exe	94
PID 3644 wrote to memory of 1808	3644	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\216b07412edc41f2715114bec3a5b65e.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:1280
- 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:3644
- - 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=AF837860CC62D1179336E9E3D898F0E7 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4368
- - 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=CC09EE0E2C28AC71FF7ECF06DBE7D028 --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=CC09EE0E2C28AC71FF7ECF06DBE7D028 --renderer-client-id=2 --mojo-platform-channel-handle=1776 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1808
- - 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=4057697AD99E80D49878AFCE28F71760 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4532
- - 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=92529C255AD95182433A09BDF765DE59 --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=92529C255AD95182433A09BDF765DE59 --renderer-client-id=5 --mojo-platform-channel-handle=2400 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3428
- - 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=DDD9D6E482D3288131B81EAF620E9A1E --mojo-platform-channel-handle=1940 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3240
- - 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=D86F88C83FDAA9DB4D9375AB1721AAC0 --mojo-platform-channel-handle=2812 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4672

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3592

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
dfd706b3e3bf913e6546fb5d11e11f41

SHA1
dd10a51b4426e5cc0177aa72957781761cabdd49

SHA256
ffe05b4ec627a30035cc8154e48087b345759f10ae66453b645bf6b76dc2ba23

SHA512
26a43610dbdbe41dff5461ce446599ea0a987d5f60c3e1881014cf4d0920fd208056723c858364139face217dba6f4085987b88fb61df430c9244c307c949fcf

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
memory/1280-27-0x000000000BB70000-0x000000000BB91000-memory.dmp

Filesize
132KB

Download