00da59548377aa68b9f98b811b33366e83040f70db6ebefe909de57ec53263a8

Analysis

max time kernel
57s
max time network
68s
platform
windows11-21h2_x64
resource
win11-20240508-en
resource tags

arch:x64arch:x86image:win11-20240508-enlocale:en-usos:windows11-21h2-x64system
submitted
20/06/2024, 05:00

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General

Target

LeighMajerReceipt.pdf
Size

91KB
MD5

9a6c8f721b979b08ae65ec2ee4ea06ae
SHA1

e63ecd30b9b6c6d7a1091f0a7bdc546b4a963158
SHA256

00da59548377aa68b9f98b811b33366e83040f70db6ebefe909de57ec53263a8
SHA512

de624e9a3e2f79b0c0bf8ec9687820907c293bab1fdd62b8095102294d00a26c3e19b5f43f9f0f11f1935542cd8696b4f1be15bf5a63c39932d81d2b96a0fecb
SSDEEP

1536:BWbya5sHZNNwokwb5pmE22xknWaw7RymyARbMy2LLC+xeC3hfJ3gBCIAfcCpDE6h:BA5SNuIbDmn2qCRy1ARL2FxeC3hOBCbr

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-1-5-21-3001105534-2705918504-2956618779-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3336	AcroRd32.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
3336	AcroRd32.exe
3336	AcroRd32.exe
3336	AcroRd32.exe
3336	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3336 wrote to memory of 4136	3336	AcroRd32.exe	80
PID 3336 wrote to memory of 4136	3336	AcroRd32.exe	80
PID 3336 wrote to memory of 4136	3336	AcroRd32.exe	80
PID 4136 wrote to memory of 2660	4136	RdrCEF.exe	81
PID 4136 wrote to memory of 2660	4136	RdrCEF.exe	81
PID 4136 wrote to memory of 2660	4136	RdrCEF.exe	81
PID 4136 wrote to memory of 2660	4136	RdrCEF.exe	81
PID 4136 wrote to memory of 2660	4136	RdrCEF.exe	81
PID 4136 wrote to memory of 2660	4136	RdrCEF.exe	81
PID 4136 wrote to memory of 2660	4136	RdrCEF.exe	81
PID 4136 wrote to memory of 2660	4136	RdrCEF.exe	81
PID 4136 wrote to memory of 2660	4136	RdrCEF.exe	81
PID 4136 wrote to memory of 2660	4136	RdrCEF.exe	81
PID 4136 wrote to memory of 2660	4136	RdrCEF.exe	81
PID 4136 wrote to memory of 2660	4136	RdrCEF.exe	81
PID 4136 wrote to memory of 2660	4136	RdrCEF.exe	81
PID 4136 wrote to memory of 2660	4136	RdrCEF.exe	81
PID 4136 wrote to memory of 2660	4136	RdrCEF.exe	81
PID 4136 wrote to memory of 2660	4136	RdrCEF.exe	81
PID 4136 wrote to memory of 2660	4136	RdrCEF.exe	81
PID 4136 wrote to memory of 2660	4136	RdrCEF.exe	81
PID 4136 wrote to memory of 2660	4136	RdrCEF.exe	81
PID 4136 wrote to memory of 2660	4136	RdrCEF.exe	81
PID 4136 wrote to memory of 2660	4136	RdrCEF.exe	81
PID 4136 wrote to memory of 2660	4136	RdrCEF.exe	81
PID 4136 wrote to memory of 2660	4136	RdrCEF.exe	81
PID 4136 wrote to memory of 2660	4136	RdrCEF.exe	81
PID 4136 wrote to memory of 2660	4136	RdrCEF.exe	81
PID 4136 wrote to memory of 2660	4136	RdrCEF.exe	81
PID 4136 wrote to memory of 2660	4136	RdrCEF.exe	81
PID 4136 wrote to memory of 2660	4136	RdrCEF.exe	81
PID 4136 wrote to memory of 2660	4136	RdrCEF.exe	81
PID 4136 wrote to memory of 2660	4136	RdrCEF.exe	81
PID 4136 wrote to memory of 2660	4136	RdrCEF.exe	81
PID 4136 wrote to memory of 2660	4136	RdrCEF.exe	81
PID 4136 wrote to memory of 2660	4136	RdrCEF.exe	81
PID 4136 wrote to memory of 2660	4136	RdrCEF.exe	81
PID 4136 wrote to memory of 2660	4136	RdrCEF.exe	81
PID 4136 wrote to memory of 2660	4136	RdrCEF.exe	81
PID 4136 wrote to memory of 2660	4136	RdrCEF.exe	81
PID 4136 wrote to memory of 2660	4136	RdrCEF.exe	81
PID 4136 wrote to memory of 2660	4136	RdrCEF.exe	81
PID 4136 wrote to memory of 2660	4136	RdrCEF.exe	81
PID 4136 wrote to memory of 2660	4136	RdrCEF.exe	81
PID 4136 wrote to memory of 3056	4136	RdrCEF.exe	82
PID 4136 wrote to memory of 3056	4136	RdrCEF.exe	82
PID 4136 wrote to memory of 3056	4136	RdrCEF.exe	82
PID 4136 wrote to memory of 3056	4136	RdrCEF.exe	82
PID 4136 wrote to memory of 3056	4136	RdrCEF.exe	82
PID 4136 wrote to memory of 3056	4136	RdrCEF.exe	82
PID 4136 wrote to memory of 3056	4136	RdrCEF.exe	82
PID 4136 wrote to memory of 3056	4136	RdrCEF.exe	82
PID 4136 wrote to memory of 3056	4136	RdrCEF.exe	82
PID 4136 wrote to memory of 3056	4136	RdrCEF.exe	82
PID 4136 wrote to memory of 3056	4136	RdrCEF.exe	82
PID 4136 wrote to memory of 3056	4136	RdrCEF.exe	82
PID 4136 wrote to memory of 3056	4136	RdrCEF.exe	82
PID 4136 wrote to memory of 3056	4136	RdrCEF.exe	82
PID 4136 wrote to memory of 3056	4136	RdrCEF.exe	82
PID 4136 wrote to memory of 3056	4136	RdrCEF.exe	82
PID 4136 wrote to memory of 3056	4136	RdrCEF.exe	82
PID 4136 wrote to memory of 3056	4136	RdrCEF.exe	82
PID 4136 wrote to memory of 3056	4136	RdrCEF.exe	82
PID 4136 wrote to memory of 3056	4136	RdrCEF.exe	82

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\LeighMajerReceipt.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3336
- 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:4136
- - 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=110051BA99AEAF7F8F74BEFFDDA2526A --mojo-platform-channel-handle=1764 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2660
- - 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=CF393ED6BE6E2A2205F56D524107D2FE --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=CF393ED6BE6E2A2205F56D524107D2FE --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3056
- - 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=953B718A6D1AA05FB5D98218B20A6C7B --mojo-platform-channel-handle=2336 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4572
- - 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=5FFB0F8AF09AD75294C8204705ED2958 --mojo-platform-channel-handle=1908 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3296
- - 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=517F75FC82B52A4340EC48CEA8102D98 --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=517F75FC82B52A4340EC48CEA8102D98 --renderer-client-id=6 --mojo-platform-channel-handle=1916 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2152
- - 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=4680AEE5543DD5D7824B81CBC65303E1 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:228

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3984

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

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Downloads

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