3bd9210e622eec5de7e54a4ec04bfe933f320fa09a7632d0adb2482745ee571a

Analysis

max time kernel
149s
max time network
135s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
29-05-2024 15:30

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General

Target

Invoice 4573453.pdf
Size

38KB
MD5

aed022c0d20b909c2aba77b23c61a42a
SHA1

57030f65b1a19e4a952991509330d1921e82279f
SHA256

3bd9210e622eec5de7e54a4ec04bfe933f320fa09a7632d0adb2482745ee571a
SHA512

7f8fb83bf52764c63458096249c7c2dba826a340034850a78545aaccf1da953b6756c2374146f665863f16308f6f5f97101e860d4b2d5fe827bf5c47824f290f
SSDEEP

768:aCm+dd8c3LIZ0VfDk5LK4gMfnRCIxMR0ySNl9GW3/WHkClYwa6wxCDdoT+gx:i+N7WG4gMzO0bz3eHkyYw95JoT+gx

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	AcroRd32.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	AcroRd32.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4116	AcroRd32.exe
4116	AcroRd32.exe
4116	AcroRd32.exe
4116	AcroRd32.exe
4116	AcroRd32.exe
4116	AcroRd32.exe
4116	AcroRd32.exe
4116	AcroRd32.exe
4116	AcroRd32.exe
4116	AcroRd32.exe
4116	AcroRd32.exe
4116	AcroRd32.exe
4116	AcroRd32.exe
4116	AcroRd32.exe
4116	AcroRd32.exe
4116	AcroRd32.exe
4116	AcroRd32.exe
4116	AcroRd32.exe
4116	AcroRd32.exe
4116	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4116	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4116	AcroRd32.exe
4116	AcroRd32.exe
4116	AcroRd32.exe
4116	AcroRd32.exe
4116	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4116 wrote to memory of 388	4116	AcroRd32.exe	86
PID 4116 wrote to memory of 388	4116	AcroRd32.exe	86
PID 4116 wrote to memory of 388	4116	AcroRd32.exe	86
PID 388 wrote to memory of 1872	388	RdrCEF.exe	89
PID 388 wrote to memory of 1872	388	RdrCEF.exe	89
PID 388 wrote to memory of 1872	388	RdrCEF.exe	89
PID 388 wrote to memory of 1872	388	RdrCEF.exe	89
PID 388 wrote to memory of 1872	388	RdrCEF.exe	89
PID 388 wrote to memory of 1872	388	RdrCEF.exe	89
PID 388 wrote to memory of 1872	388	RdrCEF.exe	89
PID 388 wrote to memory of 1872	388	RdrCEF.exe	89
PID 388 wrote to memory of 1872	388	RdrCEF.exe	89
PID 388 wrote to memory of 1872	388	RdrCEF.exe	89
PID 388 wrote to memory of 1872	388	RdrCEF.exe	89
PID 388 wrote to memory of 1872	388	RdrCEF.exe	89
PID 388 wrote to memory of 1872	388	RdrCEF.exe	89
PID 388 wrote to memory of 1872	388	RdrCEF.exe	89
PID 388 wrote to memory of 1872	388	RdrCEF.exe	89
PID 388 wrote to memory of 1872	388	RdrCEF.exe	89
PID 388 wrote to memory of 1872	388	RdrCEF.exe	89
PID 388 wrote to memory of 1872	388	RdrCEF.exe	89
PID 388 wrote to memory of 1872	388	RdrCEF.exe	89
PID 388 wrote to memory of 1872	388	RdrCEF.exe	89
PID 388 wrote to memory of 1872	388	RdrCEF.exe	89
PID 388 wrote to memory of 1872	388	RdrCEF.exe	89
PID 388 wrote to memory of 1872	388	RdrCEF.exe	89
PID 388 wrote to memory of 1872	388	RdrCEF.exe	89
PID 388 wrote to memory of 1872	388	RdrCEF.exe	89
PID 388 wrote to memory of 1872	388	RdrCEF.exe	89
PID 388 wrote to memory of 1872	388	RdrCEF.exe	89
PID 388 wrote to memory of 1872	388	RdrCEF.exe	89
PID 388 wrote to memory of 1872	388	RdrCEF.exe	89
PID 388 wrote to memory of 1872	388	RdrCEF.exe	89
PID 388 wrote to memory of 1872	388	RdrCEF.exe	89
PID 388 wrote to memory of 1872	388	RdrCEF.exe	89
PID 388 wrote to memory of 1872	388	RdrCEF.exe	89
PID 388 wrote to memory of 1872	388	RdrCEF.exe	89
PID 388 wrote to memory of 1872	388	RdrCEF.exe	89
PID 388 wrote to memory of 1872	388	RdrCEF.exe	89
PID 388 wrote to memory of 1872	388	RdrCEF.exe	89
PID 388 wrote to memory of 1872	388	RdrCEF.exe	89
PID 388 wrote to memory of 1872	388	RdrCEF.exe	89
PID 388 wrote to memory of 1872	388	RdrCEF.exe	89
PID 388 wrote to memory of 1872	388	RdrCEF.exe	89
PID 388 wrote to memory of 5088	388	RdrCEF.exe	90
PID 388 wrote to memory of 5088	388	RdrCEF.exe	90
PID 388 wrote to memory of 5088	388	RdrCEF.exe	90
PID 388 wrote to memory of 5088	388	RdrCEF.exe	90
PID 388 wrote to memory of 5088	388	RdrCEF.exe	90
PID 388 wrote to memory of 5088	388	RdrCEF.exe	90
PID 388 wrote to memory of 5088	388	RdrCEF.exe	90
PID 388 wrote to memory of 5088	388	RdrCEF.exe	90
PID 388 wrote to memory of 5088	388	RdrCEF.exe	90
PID 388 wrote to memory of 5088	388	RdrCEF.exe	90
PID 388 wrote to memory of 5088	388	RdrCEF.exe	90
PID 388 wrote to memory of 5088	388	RdrCEF.exe	90
PID 388 wrote to memory of 5088	388	RdrCEF.exe	90
PID 388 wrote to memory of 5088	388	RdrCEF.exe	90
PID 388 wrote to memory of 5088	388	RdrCEF.exe	90
PID 388 wrote to memory of 5088	388	RdrCEF.exe	90
PID 388 wrote to memory of 5088	388	RdrCEF.exe	90
PID 388 wrote to memory of 5088	388	RdrCEF.exe	90
PID 388 wrote to memory of 5088	388	RdrCEF.exe	90
PID 388 wrote to memory of 5088	388	RdrCEF.exe	90

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\Invoice 4573453.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:4116
- 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:388
- - 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=B92D4FFF6425B11F878AA04A6BC0CBE0 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1872
- - 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=F009723A201606FB6A63E7CF99DBCC14 --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=F009723A201606FB6A63E7CF99DBCC14 --renderer-client-id=2 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5088
- - 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=DA05C6D6CC692E5CBEA478AD600A1F3B --mojo-platform-channel-handle=1792 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2760
- - 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=0167A5C3B356623C29A9042EA750B635 --mojo-platform-channel-handle=2348 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4168
- - 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=32339438BB48C78DC80E107BBCFF9587 --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=32339438BB48C78DC80E107BBCFF9587 --renderer-client-id=6 --mojo-platform-channel-handle=1720 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2396
- - 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=B15E7853259A59CDF8CFD4670A33B3ED --mojo-platform-channel-handle=2532 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1912

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
c1ca48b990cb1773739b524aaac7f905

SHA1
975b5644fde5df41ff40c908f5ae11179750454d

SHA256
1d957438967ce161ffb10098591707a4c0f13decae655400b5e11362b4d4c6ea

SHA512
f445996d47fba0dde32d1cd3ef0f8d4b32663e496aa8d6dabfc5e51fa9517d832f4a7c47a3f2cb92eade9646f21004c7034f74eb7dfdd2280f708471dd21a3ac

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