a910bbe22ff6eb3ed39f3c4b4c0e3739376f03f18170d8811edfae42a54fd338

Analysis

max time kernel
145s
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
26/12/2023, 06:44

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General

Target

5a6ea0cc60901b6a660b63c26c126ec2.pdf
Size

85KB
MD5

5a6ea0cc60901b6a660b63c26c126ec2
SHA1

f062c6e5c64a42f563936c744045d964071940d6
SHA256

a910bbe22ff6eb3ed39f3c4b4c0e3739376f03f18170d8811edfae42a54fd338
SHA512

11bf9869f9f956791f30c9ffd2bcfa127a362019dd624d810cb02e7858f440de76f27b3a4c0fa79edc75e29432cd42b55a396f9a092f320cfcc1e143b2ecf241
SSDEEP

1536:sjXv/TibgHUqZtCmGJibpfCP7VmuYsobzoNwaSuB6P1ZWkNpOPaWs9yV8ZZcmY+:Uibg0qZ5bc7MuYsKoNRSuWCP/V8Ua

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
4864	AcroRd32.exe
4864	AcroRd32.exe
4864	AcroRd32.exe
4864	AcroRd32.exe
4864	AcroRd32.exe
4864	AcroRd32.exe
4864	AcroRd32.exe
4864	AcroRd32.exe
4864	AcroRd32.exe
4864	AcroRd32.exe
4864	AcroRd32.exe
4864	AcroRd32.exe
4864	AcroRd32.exe
4864	AcroRd32.exe
4864	AcroRd32.exe
4864	AcroRd32.exe
4864	AcroRd32.exe
4864	AcroRd32.exe
4864	AcroRd32.exe
4864	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4864	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4864	AcroRd32.exe
4864	AcroRd32.exe
4864	AcroRd32.exe
4864	AcroRd32.exe
4864	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4864 wrote to memory of 4952	4864	AcroRd32.exe	92
PID 4864 wrote to memory of 4952	4864	AcroRd32.exe	92
PID 4864 wrote to memory of 4952	4864	AcroRd32.exe	92
PID 4952 wrote to memory of 4940	4952	RdrCEF.exe	94
PID 4952 wrote to memory of 4940	4952	RdrCEF.exe	94
PID 4952 wrote to memory of 4940	4952	RdrCEF.exe	94
PID 4952 wrote to memory of 4940	4952	RdrCEF.exe	94
PID 4952 wrote to memory of 4940	4952	RdrCEF.exe	94
PID 4952 wrote to memory of 4940	4952	RdrCEF.exe	94
PID 4952 wrote to memory of 4940	4952	RdrCEF.exe	94
PID 4952 wrote to memory of 4940	4952	RdrCEF.exe	94
PID 4952 wrote to memory of 4940	4952	RdrCEF.exe	94
PID 4952 wrote to memory of 4940	4952	RdrCEF.exe	94
PID 4952 wrote to memory of 4940	4952	RdrCEF.exe	94
PID 4952 wrote to memory of 4940	4952	RdrCEF.exe	94
PID 4952 wrote to memory of 4940	4952	RdrCEF.exe	94
PID 4952 wrote to memory of 4940	4952	RdrCEF.exe	94
PID 4952 wrote to memory of 4940	4952	RdrCEF.exe	94
PID 4952 wrote to memory of 4940	4952	RdrCEF.exe	94
PID 4952 wrote to memory of 4940	4952	RdrCEF.exe	94
PID 4952 wrote to memory of 4940	4952	RdrCEF.exe	94
PID 4952 wrote to memory of 4940	4952	RdrCEF.exe	94
PID 4952 wrote to memory of 4940	4952	RdrCEF.exe	94
PID 4952 wrote to memory of 4940	4952	RdrCEF.exe	94
PID 4952 wrote to memory of 4940	4952	RdrCEF.exe	94
PID 4952 wrote to memory of 4940	4952	RdrCEF.exe	94
PID 4952 wrote to memory of 4940	4952	RdrCEF.exe	94
PID 4952 wrote to memory of 4940	4952	RdrCEF.exe	94
PID 4952 wrote to memory of 4940	4952	RdrCEF.exe	94
PID 4952 wrote to memory of 4940	4952	RdrCEF.exe	94
PID 4952 wrote to memory of 4940	4952	RdrCEF.exe	94
PID 4952 wrote to memory of 4940	4952	RdrCEF.exe	94
PID 4952 wrote to memory of 4940	4952	RdrCEF.exe	94
PID 4952 wrote to memory of 4940	4952	RdrCEF.exe	94
PID 4952 wrote to memory of 4940	4952	RdrCEF.exe	94
PID 4952 wrote to memory of 4940	4952	RdrCEF.exe	94
PID 4952 wrote to memory of 4940	4952	RdrCEF.exe	94
PID 4952 wrote to memory of 4940	4952	RdrCEF.exe	94
PID 4952 wrote to memory of 4940	4952	RdrCEF.exe	94
PID 4952 wrote to memory of 4940	4952	RdrCEF.exe	94
PID 4952 wrote to memory of 4940	4952	RdrCEF.exe	94
PID 4952 wrote to memory of 4940	4952	RdrCEF.exe	94
PID 4952 wrote to memory of 4940	4952	RdrCEF.exe	94
PID 4952 wrote to memory of 4940	4952	RdrCEF.exe	94
PID 4952 wrote to memory of 4588	4952	RdrCEF.exe	93
PID 4952 wrote to memory of 4588	4952	RdrCEF.exe	93
PID 4952 wrote to memory of 4588	4952	RdrCEF.exe	93
PID 4952 wrote to memory of 4588	4952	RdrCEF.exe	93
PID 4952 wrote to memory of 4588	4952	RdrCEF.exe	93
PID 4952 wrote to memory of 4588	4952	RdrCEF.exe	93
PID 4952 wrote to memory of 4588	4952	RdrCEF.exe	93
PID 4952 wrote to memory of 4588	4952	RdrCEF.exe	93
PID 4952 wrote to memory of 4588	4952	RdrCEF.exe	93
PID 4952 wrote to memory of 4588	4952	RdrCEF.exe	93
PID 4952 wrote to memory of 4588	4952	RdrCEF.exe	93
PID 4952 wrote to memory of 4588	4952	RdrCEF.exe	93
PID 4952 wrote to memory of 4588	4952	RdrCEF.exe	93
PID 4952 wrote to memory of 4588	4952	RdrCEF.exe	93
PID 4952 wrote to memory of 4588	4952	RdrCEF.exe	93
PID 4952 wrote to memory of 4588	4952	RdrCEF.exe	93
PID 4952 wrote to memory of 4588	4952	RdrCEF.exe	93
PID 4952 wrote to memory of 4588	4952	RdrCEF.exe	93
PID 4952 wrote to memory of 4588	4952	RdrCEF.exe	93
PID 4952 wrote to memory of 4588	4952	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\5a6ea0cc60901b6a660b63c26c126ec2.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:4864
- 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:4952
- - 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=0F11AF0E97DAFBA2CAEDC41FB2012644 --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=0F11AF0E97DAFBA2CAEDC41FB2012644 --renderer-client-id=2 --mojo-platform-channel-handle=1768 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4588
- - 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=117F2FA5B35EEA63CA3972D8DC67792B --mojo-platform-channel-handle=1760 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4940
- - 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=6943F2EE20E1530D82489E13362C7E57 --mojo-platform-channel-handle=2308 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4372
- - 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=EC951943F2EE71CA959E33444C8CE73D --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=EC951943F2EE71CA959E33444C8CE73D --renderer-client-id=5 --mojo-platform-channel-handle=2416 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2864
- - 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=C44C4D5DBBF71133B69CD23FFD3714FC --mojo-platform-channel-handle=1976 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4276
- - 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=F5415E3964BFA18ABA5C59A396340117 --mojo-platform-channel-handle=2828 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2924

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3288

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

memory/4864-27-0x000000000BDD0000-0x000000000BDF1000-memory.dmp

Filesize
132KB

Download