8e7edcd7528aeaa6bdb6f385eb1ab53e1e5044c0832f7d6c115eef6481ba94be

Analysis

max time kernel
141s
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
28-01-2024 18:54

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General

Target

7dbe710f865068ce254eb2de1eb4e6ba.pdf
Size

84KB
MD5

7dbe710f865068ce254eb2de1eb4e6ba
SHA1

67581d40d3a96307256e3496b1fa291480c7fed7
SHA256

8e7edcd7528aeaa6bdb6f385eb1ab53e1e5044c0832f7d6c115eef6481ba94be
SHA512

d694f73f7d693e0b8be3a0cdb86fe74e12fedd26bce68bcbb298e589d831fb57df7abf88257533bfbca8a24ddbf40b1b36dac9771b8fbe5d8a0d6632049ba994
SSDEEP

1536:+KCdDHaegDjQ/2hKRtUDFdqfo+4DCS2WcOE0KnlWpouxPIl4QLSQsMLXWYpO2+W4:KdD8jQFtk51DCvWcKQsCW2uD+qS4/xXv

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
2496	AcroRd32.exe
2496	AcroRd32.exe
2496	AcroRd32.exe
2496	AcroRd32.exe
2496	AcroRd32.exe
2496	AcroRd32.exe
2496	AcroRd32.exe
2496	AcroRd32.exe
2496	AcroRd32.exe
2496	AcroRd32.exe
2496	AcroRd32.exe
2496	AcroRd32.exe
2496	AcroRd32.exe
2496	AcroRd32.exe
2496	AcroRd32.exe
2496	AcroRd32.exe
2496	AcroRd32.exe
2496	AcroRd32.exe
2496	AcroRd32.exe
2496	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2496	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2496	AcroRd32.exe
2496	AcroRd32.exe
2496	AcroRd32.exe
2496	AcroRd32.exe
2496	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2496 wrote to memory of 3744	2496	AcroRd32.exe	91
PID 2496 wrote to memory of 3744	2496	AcroRd32.exe	91
PID 2496 wrote to memory of 3744	2496	AcroRd32.exe	91
PID 3744 wrote to memory of 1744	3744	RdrCEF.exe	92
PID 3744 wrote to memory of 1744	3744	RdrCEF.exe	92
PID 3744 wrote to memory of 1744	3744	RdrCEF.exe	92
PID 3744 wrote to memory of 1744	3744	RdrCEF.exe	92
PID 3744 wrote to memory of 1744	3744	RdrCEF.exe	92
PID 3744 wrote to memory of 1744	3744	RdrCEF.exe	92
PID 3744 wrote to memory of 1744	3744	RdrCEF.exe	92
PID 3744 wrote to memory of 1744	3744	RdrCEF.exe	92
PID 3744 wrote to memory of 1744	3744	RdrCEF.exe	92
PID 3744 wrote to memory of 1744	3744	RdrCEF.exe	92
PID 3744 wrote to memory of 1744	3744	RdrCEF.exe	92
PID 3744 wrote to memory of 1744	3744	RdrCEF.exe	92
PID 3744 wrote to memory of 1744	3744	RdrCEF.exe	92
PID 3744 wrote to memory of 1744	3744	RdrCEF.exe	92
PID 3744 wrote to memory of 1744	3744	RdrCEF.exe	92
PID 3744 wrote to memory of 1744	3744	RdrCEF.exe	92
PID 3744 wrote to memory of 1744	3744	RdrCEF.exe	92
PID 3744 wrote to memory of 1744	3744	RdrCEF.exe	92
PID 3744 wrote to memory of 1744	3744	RdrCEF.exe	92
PID 3744 wrote to memory of 1744	3744	RdrCEF.exe	92
PID 3744 wrote to memory of 1744	3744	RdrCEF.exe	92
PID 3744 wrote to memory of 1744	3744	RdrCEF.exe	92
PID 3744 wrote to memory of 1744	3744	RdrCEF.exe	92
PID 3744 wrote to memory of 1744	3744	RdrCEF.exe	92
PID 3744 wrote to memory of 1744	3744	RdrCEF.exe	92
PID 3744 wrote to memory of 1744	3744	RdrCEF.exe	92
PID 3744 wrote to memory of 1744	3744	RdrCEF.exe	92
PID 3744 wrote to memory of 1744	3744	RdrCEF.exe	92
PID 3744 wrote to memory of 1744	3744	RdrCEF.exe	92
PID 3744 wrote to memory of 1744	3744	RdrCEF.exe	92
PID 3744 wrote to memory of 1744	3744	RdrCEF.exe	92
PID 3744 wrote to memory of 1744	3744	RdrCEF.exe	92
PID 3744 wrote to memory of 1744	3744	RdrCEF.exe	92
PID 3744 wrote to memory of 1744	3744	RdrCEF.exe	92
PID 3744 wrote to memory of 1744	3744	RdrCEF.exe	92
PID 3744 wrote to memory of 1744	3744	RdrCEF.exe	92
PID 3744 wrote to memory of 1744	3744	RdrCEF.exe	92
PID 3744 wrote to memory of 1744	3744	RdrCEF.exe	92
PID 3744 wrote to memory of 1744	3744	RdrCEF.exe	92
PID 3744 wrote to memory of 1744	3744	RdrCEF.exe	92
PID 3744 wrote to memory of 1744	3744	RdrCEF.exe	92
PID 3744 wrote to memory of 952	3744	RdrCEF.exe	93
PID 3744 wrote to memory of 952	3744	RdrCEF.exe	93
PID 3744 wrote to memory of 952	3744	RdrCEF.exe	93
PID 3744 wrote to memory of 952	3744	RdrCEF.exe	93
PID 3744 wrote to memory of 952	3744	RdrCEF.exe	93
PID 3744 wrote to memory of 952	3744	RdrCEF.exe	93
PID 3744 wrote to memory of 952	3744	RdrCEF.exe	93
PID 3744 wrote to memory of 952	3744	RdrCEF.exe	93
PID 3744 wrote to memory of 952	3744	RdrCEF.exe	93
PID 3744 wrote to memory of 952	3744	RdrCEF.exe	93
PID 3744 wrote to memory of 952	3744	RdrCEF.exe	93
PID 3744 wrote to memory of 952	3744	RdrCEF.exe	93
PID 3744 wrote to memory of 952	3744	RdrCEF.exe	93
PID 3744 wrote to memory of 952	3744	RdrCEF.exe	93
PID 3744 wrote to memory of 952	3744	RdrCEF.exe	93
PID 3744 wrote to memory of 952	3744	RdrCEF.exe	93
PID 3744 wrote to memory of 952	3744	RdrCEF.exe	93
PID 3744 wrote to memory of 952	3744	RdrCEF.exe	93
PID 3744 wrote to memory of 952	3744	RdrCEF.exe	93
PID 3744 wrote to memory of 952	3744	RdrCEF.exe	93

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\7dbe710f865068ce254eb2de1eb4e6ba.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:2496
- 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:3744
- - 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=572AF00A88566543961D08CA8785F187 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1744
- - 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=24FF7F19F1B2D52EB39B0D01FB9B5B57 --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=24FF7F19F1B2D52EB39B0D01FB9B5B57 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:952
- - 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=0CABA2AAAE712FC03DCFA7857B602CB1 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1912
- - 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=E307D20F8709D90D5EB017B4D580ADDF --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=E307D20F8709D90D5EB017B4D580ADDF --renderer-client-id=5 --mojo-platform-channel-handle=2404 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2612
- - 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=5F85EFEADA47C5799898E953E6338791 --mojo-platform-channel-handle=2304 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1272
- - 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=7CEA3BDD5BAC2B84AC3D91646983B06F --mojo-platform-channel-handle=2344 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2052

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
0e8eb1152211ba453e3253771df8e768

SHA1
e6af7909239a7402d98e560cf3072e41943f59f0

SHA256
eaa7a430ae467aff43f95df00c49a2489edd6993d942fbeef4c032f4b008fd2c

SHA512
df77a875967fc5c7c3bafe101bf200b3a764378d21dd34e10302a023c52c04e91946fc2fe912311040d8540948c4a5fe60d490da5316cb5c6e2f49f5d7a18324

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
memory/2496-26-0x000000000B070000-0x000000000B0C0000-memory.dmp

Filesize
320KB

Download