001f329a99a84175ebadb671170482baeef0338807e93f399825381e58807f37

Analysis

max time kernel
142s
max time network
182s
platform
windows10_x64
resource
win10-en-20211208
submitted
30-01-2022 17:11

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General

Target

[email protected]/0001202110250033.pdf
Size

350KB
MD5

89f98f4ae0285edc55fca7b56f75c46b
SHA1

4cc0d1bf2cdc28d9500d91bb31b19fe753af0106
SHA256

48064d925c3106cd19e33c7fee16d2459bd851fadbd4ea888f156b7705b9b25f
SHA512

0bc7b53c2fa55f6137cfcbce28d0de1ead02c2bd84ab62a5fb2177bb2945a67b9415c7df9b9466e6b4c98695ac64a302633333356855c0ea7c79ad0649f79353

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

Processes:

AcroRd32.exe

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

Processes:

AcroRd32.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-369956170-74428499-1628131376-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

Processes:

AcroRd32.exe

pid	process
2348	AcroRd32.exe
2348	AcroRd32.exe
2348	AcroRd32.exe
2348	AcroRd32.exe
2348	AcroRd32.exe
2348	AcroRd32.exe
2348	AcroRd32.exe
2348	AcroRd32.exe
2348	AcroRd32.exe
2348	AcroRd32.exe
2348	AcroRd32.exe
2348	AcroRd32.exe
2348	AcroRd32.exe
2348	AcroRd32.exe
2348	AcroRd32.exe
2348	AcroRd32.exe
2348	AcroRd32.exe
2348	AcroRd32.exe
2348	AcroRd32.exe
2348	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

AcroRd32.exe

pid process

2348 AcroRd32.exe
Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

AcroRd32.exe

pid process

2348 AcroRd32.exe
2348 AcroRd32.exe
2348 AcroRd32.exe
2348 AcroRd32.exe
2348 AcroRd32.exe
2348 AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

AcroRd32.exeRdrCEF.exe

description	pid	process	target process
PID 2348 wrote to memory of 2992	2348	AcroRd32.exe	RdrCEF.exe
PID 2348 wrote to memory of 2992	2348	AcroRd32.exe	RdrCEF.exe
PID 2348 wrote to memory of 2992	2348	AcroRd32.exe	RdrCEF.exe
PID 2348 wrote to memory of 1540	2348	AcroRd32.exe	RdrCEF.exe
PID 2348 wrote to memory of 1540	2348	AcroRd32.exe	RdrCEF.exe
PID 2348 wrote to memory of 1540	2348	AcroRd32.exe	RdrCEF.exe
PID 2348 wrote to memory of 596	2348	AcroRd32.exe	RdrCEF.exe
PID 2348 wrote to memory of 596	2348	AcroRd32.exe	RdrCEF.exe
PID 2348 wrote to memory of 596	2348	AcroRd32.exe	RdrCEF.exe
PID 596 wrote to memory of 992	596	RdrCEF.exe	RdrCEF.exe
PID 596 wrote to memory of 992	596	RdrCEF.exe	RdrCEF.exe
PID 596 wrote to memory of 992	596	RdrCEF.exe	RdrCEF.exe
PID 596 wrote to memory of 992	596	RdrCEF.exe	RdrCEF.exe
PID 596 wrote to memory of 992	596	RdrCEF.exe	RdrCEF.exe
PID 596 wrote to memory of 992	596	RdrCEF.exe	RdrCEF.exe
PID 596 wrote to memory of 992	596	RdrCEF.exe	RdrCEF.exe
PID 596 wrote to memory of 992	596	RdrCEF.exe	RdrCEF.exe
PID 596 wrote to memory of 992	596	RdrCEF.exe	RdrCEF.exe
PID 596 wrote to memory of 992	596	RdrCEF.exe	RdrCEF.exe
PID 596 wrote to memory of 992	596	RdrCEF.exe	RdrCEF.exe
PID 596 wrote to memory of 992	596	RdrCEF.exe	RdrCEF.exe
PID 596 wrote to memory of 992	596	RdrCEF.exe	RdrCEF.exe
PID 596 wrote to memory of 992	596	RdrCEF.exe	RdrCEF.exe
PID 596 wrote to memory of 992	596	RdrCEF.exe	RdrCEF.exe
PID 596 wrote to memory of 992	596	RdrCEF.exe	RdrCEF.exe
PID 596 wrote to memory of 992	596	RdrCEF.exe	RdrCEF.exe
PID 596 wrote to memory of 992	596	RdrCEF.exe	RdrCEF.exe
PID 596 wrote to memory of 992	596	RdrCEF.exe	RdrCEF.exe
PID 596 wrote to memory of 992	596	RdrCEF.exe	RdrCEF.exe
PID 596 wrote to memory of 992	596	RdrCEF.exe	RdrCEF.exe
PID 596 wrote to memory of 992	596	RdrCEF.exe	RdrCEF.exe
PID 596 wrote to memory of 992	596	RdrCEF.exe	RdrCEF.exe
PID 596 wrote to memory of 992	596	RdrCEF.exe	RdrCEF.exe
PID 596 wrote to memory of 992	596	RdrCEF.exe	RdrCEF.exe
PID 596 wrote to memory of 992	596	RdrCEF.exe	RdrCEF.exe
PID 596 wrote to memory of 992	596	RdrCEF.exe	RdrCEF.exe
PID 596 wrote to memory of 992	596	RdrCEF.exe	RdrCEF.exe
PID 596 wrote to memory of 992	596	RdrCEF.exe	RdrCEF.exe
PID 596 wrote to memory of 992	596	RdrCEF.exe	RdrCEF.exe
PID 596 wrote to memory of 992	596	RdrCEF.exe	RdrCEF.exe
PID 596 wrote to memory of 992	596	RdrCEF.exe	RdrCEF.exe
PID 596 wrote to memory of 992	596	RdrCEF.exe	RdrCEF.exe
PID 596 wrote to memory of 992	596	RdrCEF.exe	RdrCEF.exe
PID 596 wrote to memory of 992	596	RdrCEF.exe	RdrCEF.exe
PID 596 wrote to memory of 992	596	RdrCEF.exe	RdrCEF.exe
PID 596 wrote to memory of 992	596	RdrCEF.exe	RdrCEF.exe
PID 596 wrote to memory of 992	596	RdrCEF.exe	RdrCEF.exe
PID 596 wrote to memory of 992	596	RdrCEF.exe	RdrCEF.exe
PID 596 wrote to memory of 992	596	RdrCEF.exe	RdrCEF.exe
PID 596 wrote to memory of 992	596	RdrCEF.exe	RdrCEF.exe
PID 596 wrote to memory of 1476	596	RdrCEF.exe	RdrCEF.exe
PID 596 wrote to memory of 1476	596	RdrCEF.exe	RdrCEF.exe
PID 596 wrote to memory of 1476	596	RdrCEF.exe	RdrCEF.exe
PID 596 wrote to memory of 1476	596	RdrCEF.exe	RdrCEF.exe
PID 596 wrote to memory of 1476	596	RdrCEF.exe	RdrCEF.exe
PID 596 wrote to memory of 1476	596	RdrCEF.exe	RdrCEF.exe
PID 596 wrote to memory of 1476	596	RdrCEF.exe	RdrCEF.exe
PID 596 wrote to memory of 1476	596	RdrCEF.exe	RdrCEF.exe
PID 596 wrote to memory of 1476	596	RdrCEF.exe	RdrCEF.exe
PID 596 wrote to memory of 1476	596	RdrCEF.exe	RdrCEF.exe
PID 596 wrote to memory of 1476	596	RdrCEF.exe	RdrCEF.exe
PID 596 wrote to memory of 1476	596	RdrCEF.exe	RdrCEF.exe
PID 596 wrote to memory of 1476	596	RdrCEF.exe	RdrCEF.exe
PID 596 wrote to memory of 1476	596	RdrCEF.exe	RdrCEF.exe

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\[email protected]\0001202110250033.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:2348
- 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⤵
  PID:2992
- 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⤵
  PID:1540
- 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:596
- - 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=5D01759A1C284B9CBE87F2F62130336E --mojo-platform-channel-handle=1636 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:992
- - 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=F3BA2052E6EADA2981797A87AB8E8E8A --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=F3BA2052E6EADA2981797A87AB8E8E8A --renderer-client-id=2 --mojo-platform-channel-handle=1628 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1476
- - 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=51508A10A4D8331E3FD466484B257EB3 --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=51508A10A4D8331E3FD466484B257EB3 --renderer-client-id=4 --mojo-platform-channel-handle=2080 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2444
- - 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=B1298D34C061E3C432D061AAD86682B4 --mojo-platform-channel-handle=2484 --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=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=F075989D4CC6E7A5AD3E25CC8DABC690 --mojo-platform-channel-handle=2504 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:948
- - 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=2E1F80A66EECE697DB85BCE06006F875 --mojo-platform-channel-handle=2596 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:740

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

Replay Monitor

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Downloads

memory/740-137-0x0000000077612000-0x0000000077613000-memory.dmp

Filesize
4KB

Download
memory/948-134-0x0000000077612000-0x0000000077613000-memory.dmp

Filesize
4KB

Download
memory/992-118-0x0000000077612000-0x0000000077613000-memory.dmp

Filesize
4KB

Download
memory/1476-121-0x0000000077612000-0x0000000077613000-memory.dmp

Filesize
4KB

Download
memory/1912-131-0x0000000077612000-0x0000000077613000-memory.dmp

Filesize
4KB

Download
memory/2444-126-0x0000000077612000-0x0000000077613000-memory.dmp

Filesize
4KB

Download