6b0e3b667f9762d12783487c318f4b84f237c98c016c947e801d0bb11700ce81

Analysis

max time kernel
92s
max time network
135s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
30/06/2024, 01:50

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General

Target
41c68f37467144d55e517ee35ab17387.pdf
Size 69KB
Sample240630-b9m6vssapd
SHA256 6b0e3b667f9762d12783487c318f4b84f237c98c016c947e801d0bb11700ce81
MD5 41c68f37467144d55e517ee35ab17387
SHA1 0adbff49597b0e852f6dd15fa48f60d870f76e93
SHA512 c467370482e2fe0270bd4115bcbeacaf1ddf137d074d986d2203750e56a0a954e5d2c0ceedc56a06ada0c44589dcde75f4451a9c0cbca08eb8894d784a9981b6
SSDEEP 768:yMSjGCpfPkuAyTV0x4qGMuSO88NN1cK5xpQGNBegYZLzPuEju2ivZiREg/7lj+3d:wR5VTCNY1cfGDyLzsEuTjVvFyyuXImhC
MD5 SHA1 SHA512 SSDEEP

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-1-5-21-3558294865-3673844354-2255444939-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3608	AcroRd32.exe
3608	AcroRd32.exe
3608	AcroRd32.exe
3608	AcroRd32.exe
3608	AcroRd32.exe
3608	AcroRd32.exe
3608	AcroRd32.exe
3608	AcroRd32.exe
3608	AcroRd32.exe
3608	AcroRd32.exe
3608	AcroRd32.exe
3608	AcroRd32.exe
3608	AcroRd32.exe
3608	AcroRd32.exe
3608	AcroRd32.exe
3608	AcroRd32.exe
3608	AcroRd32.exe
3608	AcroRd32.exe
3608	AcroRd32.exe
3608	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3608	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3608	AcroRd32.exe
3608	AcroRd32.exe
3608	AcroRd32.exe
3608	AcroRd32.exe
3608	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3608 wrote to memory of 4408	3608	AcroRd32.exe	85
PID 3608 wrote to memory of 4408	3608	AcroRd32.exe	85
PID 3608 wrote to memory of 4408	3608	AcroRd32.exe	85
PID 4408 wrote to memory of 4268	4408	RdrCEF.exe	86
PID 4408 wrote to memory of 4268	4408	RdrCEF.exe	86
PID 4408 wrote to memory of 4268	4408	RdrCEF.exe	86
PID 4408 wrote to memory of 4268	4408	RdrCEF.exe	86
PID 4408 wrote to memory of 4268	4408	RdrCEF.exe	86
PID 4408 wrote to memory of 4268	4408	RdrCEF.exe	86
PID 4408 wrote to memory of 4268	4408	RdrCEF.exe	86
PID 4408 wrote to memory of 4268	4408	RdrCEF.exe	86
PID 4408 wrote to memory of 4268	4408	RdrCEF.exe	86
PID 4408 wrote to memory of 4268	4408	RdrCEF.exe	86
PID 4408 wrote to memory of 4268	4408	RdrCEF.exe	86
PID 4408 wrote to memory of 4268	4408	RdrCEF.exe	86
PID 4408 wrote to memory of 4268	4408	RdrCEF.exe	86
PID 4408 wrote to memory of 4268	4408	RdrCEF.exe	86
PID 4408 wrote to memory of 4268	4408	RdrCEF.exe	86
PID 4408 wrote to memory of 4268	4408	RdrCEF.exe	86
PID 4408 wrote to memory of 4268	4408	RdrCEF.exe	86
PID 4408 wrote to memory of 4268	4408	RdrCEF.exe	86
PID 4408 wrote to memory of 4268	4408	RdrCEF.exe	86
PID 4408 wrote to memory of 4268	4408	RdrCEF.exe	86
PID 4408 wrote to memory of 4268	4408	RdrCEF.exe	86
PID 4408 wrote to memory of 4268	4408	RdrCEF.exe	86
PID 4408 wrote to memory of 4268	4408	RdrCEF.exe	86
PID 4408 wrote to memory of 4268	4408	RdrCEF.exe	86
PID 4408 wrote to memory of 4268	4408	RdrCEF.exe	86
PID 4408 wrote to memory of 4268	4408	RdrCEF.exe	86
PID 4408 wrote to memory of 4268	4408	RdrCEF.exe	86
PID 4408 wrote to memory of 4268	4408	RdrCEF.exe	86
PID 4408 wrote to memory of 4268	4408	RdrCEF.exe	86
PID 4408 wrote to memory of 4268	4408	RdrCEF.exe	86
PID 4408 wrote to memory of 4268	4408	RdrCEF.exe	86
PID 4408 wrote to memory of 4268	4408	RdrCEF.exe	86
PID 4408 wrote to memory of 4268	4408	RdrCEF.exe	86
PID 4408 wrote to memory of 4268	4408	RdrCEF.exe	86
PID 4408 wrote to memory of 4268	4408	RdrCEF.exe	86
PID 4408 wrote to memory of 4268	4408	RdrCEF.exe	86
PID 4408 wrote to memory of 4268	4408	RdrCEF.exe	86
PID 4408 wrote to memory of 4268	4408	RdrCEF.exe	86
PID 4408 wrote to memory of 4268	4408	RdrCEF.exe	86
PID 4408 wrote to memory of 4268	4408	RdrCEF.exe	86
PID 4408 wrote to memory of 4268	4408	RdrCEF.exe	86
PID 4408 wrote to memory of 2952	4408	RdrCEF.exe	87
PID 4408 wrote to memory of 2952	4408	RdrCEF.exe	87
PID 4408 wrote to memory of 2952	4408	RdrCEF.exe	87
PID 4408 wrote to memory of 2952	4408	RdrCEF.exe	87
PID 4408 wrote to memory of 2952	4408	RdrCEF.exe	87
PID 4408 wrote to memory of 2952	4408	RdrCEF.exe	87
PID 4408 wrote to memory of 2952	4408	RdrCEF.exe	87
PID 4408 wrote to memory of 2952	4408	RdrCEF.exe	87
PID 4408 wrote to memory of 2952	4408	RdrCEF.exe	87
PID 4408 wrote to memory of 2952	4408	RdrCEF.exe	87
PID 4408 wrote to memory of 2952	4408	RdrCEF.exe	87
PID 4408 wrote to memory of 2952	4408	RdrCEF.exe	87
PID 4408 wrote to memory of 2952	4408	RdrCEF.exe	87
PID 4408 wrote to memory of 2952	4408	RdrCEF.exe	87
PID 4408 wrote to memory of 2952	4408	RdrCEF.exe	87
PID 4408 wrote to memory of 2952	4408	RdrCEF.exe	87
PID 4408 wrote to memory of 2952	4408	RdrCEF.exe	87
PID 4408 wrote to memory of 2952	4408	RdrCEF.exe	87
PID 4408 wrote to memory of 2952	4408	RdrCEF.exe	87
PID 4408 wrote to memory of 2952	4408	RdrCEF.exe	87

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\41c68f37467144d55e517ee35ab17387.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:3608
- 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:4408
- - 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=871D052A5820FC0DCE60CCECAA39E589 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4268
- - 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=9F3004836161077C9694AE0317464645 --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=9F3004836161077C9694AE0317464645 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2952
- - 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=AE4D1CE91460922F1B3AC5C7A8E56324 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4396
- - 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=F9031499DAD71477B11853A94361978F --mojo-platform-channel-handle=1948 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4280
- - 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=2507AA1C19C72EBE4EB0862BEB6E8E6C --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=2507AA1C19C72EBE4EB0862BEB6E8E6C --renderer-client-id=6 --mojo-platform-channel-handle=2436 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2500
- - 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=717423987BB1008519EB8A31323535D8 --mojo-platform-channel-handle=2708 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2292

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4484

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

ReaderMessages

Path C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages
Size 64KB
SHA256 52e143c43c9c8a23f9b36e20796eee65a5a8fa6a74a0051423ce3e174baddf51
MD5 00a8427f83d6f2f9657d499f11f36fe7
SHA1 1d8017ebc6ecce1b23c123a97832b60ec1bd0e00
SHA512 32672ca08c975350da6fa1513d9e9835642698e82de9a8fbb79513beb84837e0606c68fba88c6e1ca09b0cb186279d6dc7f0a3a5f0378f90fb67fc54afd13827
SSDEEP 384:ye1dThatELJ8SWvDTGJCesZsLglKhubvGZsLRZh+vS4:8+elZsLQCZsL3hUS4
MD5 SHA1 SHA512 SSDEEP

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ReaderMessages

Path C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages
Size 36KB
SHA256 b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
MD5 b30d3becc8731792523d599d949e63f5
SHA1 19350257e42d7aee17fb3bf139a9d3adb330fad4
SHA512 523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
SSDEEP 24:TLiXlzkrFsgIFsxX3pALXmnHpkDGjmcxBSkomXk+2m9RFTsyg+wmf9Mzm+Zs3tGl:TqlmFTIF3XmHjBoGGR+jMz+LhT
MD5 SHA1 SHA512 SSDEEP

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ReaderMessages

Path C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages
Size 56KB
SHA256 111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
MD5 752a1f26b18748311b691c7d8fc20633
SHA1 c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA512 a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5
SSDEEP 192:wedRBvVrThe4p4/KhTB4p4CitZtkZsLRGVDbw6H3ph+v3YQa9:weZdThkKhBvkZsLRGlzh+vS9
MD5 SHA1 SHA512 SSDEEP

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