23adb09c91783fa30d2be70048efa52dd20ebd90d7cc0c33ed4a91b0fb3020d1

Resubmissions

02/11/2022, 07:35

221102-jeqmhaaca2 6

02/11/2022, 07:27

221102-jak68aabg7 1

02/11/2022, 07:14

221102-h2phaaabc6 6

02/11/2022, 07:10

221102-hzkrbaaba8 6

Analysis

max time kernel
61s
max time network
140s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
02/11/2022, 07:27

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General

Target

23adb09c91783fa30d2be70048efa52dd20ebd90d7cc0c33ed4a91b0fb3020d1.pdf
Size

123KB
MD5

5beb7c5ff96ef2dc04a9819c202b763c
SHA1

da443ec9803434c6889d1ce29b68eba49410077d
SHA256

23adb09c91783fa30d2be70048efa52dd20ebd90d7cc0c33ed4a91b0fb3020d1
SHA512

07d180e2def2e3deda4f8b473ad8ff1dc9e2a86535f26b03c6d2322a2eca4a06732ca64d051494380027493cd5c2b1e4252f3261af66d53e9d4b192b60785af7
SSDEEP

3072:CCiI2W/+oGlhxbRg5NpmqeBAmizCXNse6+rACvt2cq2p0FVbO7LcCDOrdUx07+:CW/+oGfk3mEmizuNse6SACvt2cSVbO7p

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-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4612	AcroRd32.exe
4612	AcroRd32.exe
4612	AcroRd32.exe
4612	AcroRd32.exe
4612	AcroRd32.exe
4612	AcroRd32.exe
4612	AcroRd32.exe
4612	AcroRd32.exe
4612	AcroRd32.exe
4612	AcroRd32.exe
4612	AcroRd32.exe
4612	AcroRd32.exe
4612	AcroRd32.exe
4612	AcroRd32.exe
4612	AcroRd32.exe
4612	AcroRd32.exe
4612	AcroRd32.exe
4612	AcroRd32.exe
4612	AcroRd32.exe
4612	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4612	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4612	AcroRd32.exe
4612	AcroRd32.exe
4612	AcroRd32.exe
4612	AcroRd32.exe
4612	AcroRd32.exe
4612	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4612 wrote to memory of 4616	4612	AcroRd32.exe	84
PID 4612 wrote to memory of 4616	4612	AcroRd32.exe	84
PID 4612 wrote to memory of 4616	4612	AcroRd32.exe	84
PID 4616 wrote to memory of 268	4616	RdrCEF.exe	87
PID 4616 wrote to memory of 268	4616	RdrCEF.exe	87
PID 4616 wrote to memory of 268	4616	RdrCEF.exe	87
PID 4616 wrote to memory of 268	4616	RdrCEF.exe	87
PID 4616 wrote to memory of 268	4616	RdrCEF.exe	87
PID 4616 wrote to memory of 268	4616	RdrCEF.exe	87
PID 4616 wrote to memory of 268	4616	RdrCEF.exe	87
PID 4616 wrote to memory of 268	4616	RdrCEF.exe	87
PID 4616 wrote to memory of 268	4616	RdrCEF.exe	87
PID 4616 wrote to memory of 268	4616	RdrCEF.exe	87
PID 4616 wrote to memory of 268	4616	RdrCEF.exe	87
PID 4616 wrote to memory of 268	4616	RdrCEF.exe	87
PID 4616 wrote to memory of 268	4616	RdrCEF.exe	87
PID 4616 wrote to memory of 268	4616	RdrCEF.exe	87
PID 4616 wrote to memory of 268	4616	RdrCEF.exe	87
PID 4616 wrote to memory of 268	4616	RdrCEF.exe	87
PID 4616 wrote to memory of 268	4616	RdrCEF.exe	87
PID 4616 wrote to memory of 268	4616	RdrCEF.exe	87
PID 4616 wrote to memory of 268	4616	RdrCEF.exe	87
PID 4616 wrote to memory of 268	4616	RdrCEF.exe	87
PID 4616 wrote to memory of 268	4616	RdrCEF.exe	87
PID 4616 wrote to memory of 268	4616	RdrCEF.exe	87
PID 4616 wrote to memory of 268	4616	RdrCEF.exe	87
PID 4616 wrote to memory of 268	4616	RdrCEF.exe	87
PID 4616 wrote to memory of 268	4616	RdrCEF.exe	87
PID 4616 wrote to memory of 268	4616	RdrCEF.exe	87
PID 4616 wrote to memory of 268	4616	RdrCEF.exe	87
PID 4616 wrote to memory of 268	4616	RdrCEF.exe	87
PID 4616 wrote to memory of 268	4616	RdrCEF.exe	87
PID 4616 wrote to memory of 268	4616	RdrCEF.exe	87
PID 4616 wrote to memory of 268	4616	RdrCEF.exe	87
PID 4616 wrote to memory of 268	4616	RdrCEF.exe	87
PID 4616 wrote to memory of 268	4616	RdrCEF.exe	87
PID 4616 wrote to memory of 268	4616	RdrCEF.exe	87
PID 4616 wrote to memory of 268	4616	RdrCEF.exe	87
PID 4616 wrote to memory of 268	4616	RdrCEF.exe	87
PID 4616 wrote to memory of 268	4616	RdrCEF.exe	87
PID 4616 wrote to memory of 268	4616	RdrCEF.exe	87
PID 4616 wrote to memory of 268	4616	RdrCEF.exe	87
PID 4616 wrote to memory of 268	4616	RdrCEF.exe	87
PID 4616 wrote to memory of 268	4616	RdrCEF.exe	87
PID 4616 wrote to memory of 224	4616	RdrCEF.exe	88
PID 4616 wrote to memory of 224	4616	RdrCEF.exe	88
PID 4616 wrote to memory of 224	4616	RdrCEF.exe	88
PID 4616 wrote to memory of 224	4616	RdrCEF.exe	88
PID 4616 wrote to memory of 224	4616	RdrCEF.exe	88
PID 4616 wrote to memory of 224	4616	RdrCEF.exe	88
PID 4616 wrote to memory of 224	4616	RdrCEF.exe	88
PID 4616 wrote to memory of 224	4616	RdrCEF.exe	88
PID 4616 wrote to memory of 224	4616	RdrCEF.exe	88
PID 4616 wrote to memory of 224	4616	RdrCEF.exe	88
PID 4616 wrote to memory of 224	4616	RdrCEF.exe	88
PID 4616 wrote to memory of 224	4616	RdrCEF.exe	88
PID 4616 wrote to memory of 224	4616	RdrCEF.exe	88
PID 4616 wrote to memory of 224	4616	RdrCEF.exe	88
PID 4616 wrote to memory of 224	4616	RdrCEF.exe	88
PID 4616 wrote to memory of 224	4616	RdrCEF.exe	88
PID 4616 wrote to memory of 224	4616	RdrCEF.exe	88
PID 4616 wrote to memory of 224	4616	RdrCEF.exe	88
PID 4616 wrote to memory of 224	4616	RdrCEF.exe	88
PID 4616 wrote to memory of 224	4616	RdrCEF.exe	88

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\23adb09c91783fa30d2be70048efa52dd20ebd90d7cc0c33ed4a91b0fb3020d1.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:4612
- 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:4616
- - 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=34B23809A4CD62B6ABFC98DA4E37A762 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:268
- - 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=A6044AE1EB2039DA037F1B60624ECF27 --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=1 --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=A6044AE1EB2039DA037F1B60624ECF27 --renderer-client-id=2 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:224
- - 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=2B20C7E63969A197552539B6439E17FC --mojo-platform-channel-handle=2316 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4552
- - 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=D2383D779472E0E4C338397FE4D63B69 --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=1 --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=D2383D779472E0E4C338397FE4D63B69 --renderer-client-id=5 --mojo-platform-channel-handle=1852 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4600
- - 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=C1CBB09C0BEFABE30DDA528DC2850183 --mojo-platform-channel-handle=2448 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1244
- - 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=9FC33412CDA3840472A1F08F4F1DECBA --mojo-platform-channel-handle=1720 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4372

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4632

Network

MITRE ATT&CK Enterprise v6

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

Windows 7 deprecation

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