2d61ee6796d43be69fc4000075afd0c5c6e7bf0e673e8a253d8df08eb8c1b662

Analysis

max time kernel
149s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
13/01/2024, 03:09

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General

Target

57d2ab0dce49beca5ca0cc934558c373.pdf
Size

100KB
MD5

57d2ab0dce49beca5ca0cc934558c373
SHA1

f46b0b98d267a178cfaaa0e281441205aabfb209
SHA256

2d61ee6796d43be69fc4000075afd0c5c6e7bf0e673e8a253d8df08eb8c1b662
SHA512

3c0e7f6d0503851fd0cedac25f4a6846d1a7d5ba10ef4df1cc54533177da5b574c308d47d5cf3a030eb02b9f59786cfe6fe1b9448dfa42c50b59301af9d3c16d
SSDEEP

1536:XzmytVz7BcQpdAKmjRNkOipXY+gfOyQM7O2vNUuAaSypKXWGpOKCWKgyUv/nCEbn:jbHBc7KLBpXYSMy2WWA4KQgJXnx2tQ

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-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2908	AcroRd32.exe
2908	AcroRd32.exe
2908	AcroRd32.exe
2908	AcroRd32.exe
2908	AcroRd32.exe
2908	AcroRd32.exe
2908	AcroRd32.exe
2908	AcroRd32.exe
2908	AcroRd32.exe
2908	AcroRd32.exe
2908	AcroRd32.exe
2908	AcroRd32.exe
2908	AcroRd32.exe
2908	AcroRd32.exe
2908	AcroRd32.exe
2908	AcroRd32.exe
2908	AcroRd32.exe
2908	AcroRd32.exe
2908	AcroRd32.exe
2908	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2908	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2908	AcroRd32.exe
2908	AcroRd32.exe
2908	AcroRd32.exe
2908	AcroRd32.exe
2908	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2908 wrote to memory of 5356	2908	AcroRd32.exe	91
PID 2908 wrote to memory of 5356	2908	AcroRd32.exe	91
PID 2908 wrote to memory of 5356	2908	AcroRd32.exe	91
PID 5356 wrote to memory of 5280	5356	RdrCEF.exe	92
PID 5356 wrote to memory of 5280	5356	RdrCEF.exe	92
PID 5356 wrote to memory of 5280	5356	RdrCEF.exe	92
PID 5356 wrote to memory of 5280	5356	RdrCEF.exe	92
PID 5356 wrote to memory of 5280	5356	RdrCEF.exe	92
PID 5356 wrote to memory of 5280	5356	RdrCEF.exe	92
PID 5356 wrote to memory of 5280	5356	RdrCEF.exe	92
PID 5356 wrote to memory of 5280	5356	RdrCEF.exe	92
PID 5356 wrote to memory of 5280	5356	RdrCEF.exe	92
PID 5356 wrote to memory of 5280	5356	RdrCEF.exe	92
PID 5356 wrote to memory of 5280	5356	RdrCEF.exe	92
PID 5356 wrote to memory of 5280	5356	RdrCEF.exe	92
PID 5356 wrote to memory of 5280	5356	RdrCEF.exe	92
PID 5356 wrote to memory of 5280	5356	RdrCEF.exe	92
PID 5356 wrote to memory of 5280	5356	RdrCEF.exe	92
PID 5356 wrote to memory of 5280	5356	RdrCEF.exe	92
PID 5356 wrote to memory of 5280	5356	RdrCEF.exe	92
PID 5356 wrote to memory of 5280	5356	RdrCEF.exe	92
PID 5356 wrote to memory of 5280	5356	RdrCEF.exe	92
PID 5356 wrote to memory of 5280	5356	RdrCEF.exe	92
PID 5356 wrote to memory of 5280	5356	RdrCEF.exe	92
PID 5356 wrote to memory of 5280	5356	RdrCEF.exe	92
PID 5356 wrote to memory of 5280	5356	RdrCEF.exe	92
PID 5356 wrote to memory of 5280	5356	RdrCEF.exe	92
PID 5356 wrote to memory of 5280	5356	RdrCEF.exe	92
PID 5356 wrote to memory of 5280	5356	RdrCEF.exe	92
PID 5356 wrote to memory of 5280	5356	RdrCEF.exe	92
PID 5356 wrote to memory of 5280	5356	RdrCEF.exe	92
PID 5356 wrote to memory of 5280	5356	RdrCEF.exe	92
PID 5356 wrote to memory of 5280	5356	RdrCEF.exe	92
PID 5356 wrote to memory of 5280	5356	RdrCEF.exe	92
PID 5356 wrote to memory of 5280	5356	RdrCEF.exe	92
PID 5356 wrote to memory of 5280	5356	RdrCEF.exe	92
PID 5356 wrote to memory of 5280	5356	RdrCEF.exe	92
PID 5356 wrote to memory of 5280	5356	RdrCEF.exe	92
PID 5356 wrote to memory of 5280	5356	RdrCEF.exe	92
PID 5356 wrote to memory of 5280	5356	RdrCEF.exe	92
PID 5356 wrote to memory of 5280	5356	RdrCEF.exe	92
PID 5356 wrote to memory of 5280	5356	RdrCEF.exe	92
PID 5356 wrote to memory of 5280	5356	RdrCEF.exe	92
PID 5356 wrote to memory of 5280	5356	RdrCEF.exe	92
PID 5356 wrote to memory of 3132	5356	RdrCEF.exe	93
PID 5356 wrote to memory of 3132	5356	RdrCEF.exe	93
PID 5356 wrote to memory of 3132	5356	RdrCEF.exe	93
PID 5356 wrote to memory of 3132	5356	RdrCEF.exe	93
PID 5356 wrote to memory of 3132	5356	RdrCEF.exe	93
PID 5356 wrote to memory of 3132	5356	RdrCEF.exe	93
PID 5356 wrote to memory of 3132	5356	RdrCEF.exe	93
PID 5356 wrote to memory of 3132	5356	RdrCEF.exe	93
PID 5356 wrote to memory of 3132	5356	RdrCEF.exe	93
PID 5356 wrote to memory of 3132	5356	RdrCEF.exe	93
PID 5356 wrote to memory of 3132	5356	RdrCEF.exe	93
PID 5356 wrote to memory of 3132	5356	RdrCEF.exe	93
PID 5356 wrote to memory of 3132	5356	RdrCEF.exe	93
PID 5356 wrote to memory of 3132	5356	RdrCEF.exe	93
PID 5356 wrote to memory of 3132	5356	RdrCEF.exe	93
PID 5356 wrote to memory of 3132	5356	RdrCEF.exe	93
PID 5356 wrote to memory of 3132	5356	RdrCEF.exe	93
PID 5356 wrote to memory of 3132	5356	RdrCEF.exe	93
PID 5356 wrote to memory of 3132	5356	RdrCEF.exe	93
PID 5356 wrote to memory of 3132	5356	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\57d2ab0dce49beca5ca0cc934558c373.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:2908
- 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:5356
- - 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=DA04A670E9F426CCFFB342E46371E2B3 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5280
- - 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=400E3A9B4C38C1777730979495E54C45 --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=400E3A9B4C38C1777730979495E54C45 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3132
- - 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=69AA368798A29744468E5619AFA0FD46 --mojo-platform-channel-handle=2308 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2576
- - 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=2CCB9FC695C958E75318CB74CBA7FB78 --mojo-platform-channel-handle=1932 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3220
- - 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=876ED3E4809277B4D9C1C54AE7AD3A6D --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=876ED3E4809277B4D9C1C54AE7AD3A6D --renderer-client-id=6 --mojo-platform-channel-handle=1724 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:812
- - 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=814CF6A6AEC1A747035DEF47A9286CC9 --mojo-platform-channel-handle=2540 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:6120

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4424

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
50a531dff81ab837ae3c55bffe0b9cad

SHA1
425ae410955a4bee55029f9cda52d3931095c811

SHA256
bafda85fafeceeee37ab39970f916defb2f9c26b98171d44318ca9c33f7e8008

SHA512
2598de39eabeddc2b0201fe7c99a0b1f1cd8acdf00f5da0aac5d6e5442662076737edf6921aaaa79650e8134694a54ed14f6fe096621a3c06d7717c0c2971033

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/2908-26-0x000000000D470000-0x000000000D4C0000-memory.dmp

Filesize
320KB

Download