a913bc354f763e4e89c8fe56e01ba7edbfbf7b763db8dd674e6d4f33aaa5fb05

Analysis

max time kernel
150s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
10/01/2024, 11:49

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

507aa5e1ec01abe0b56956e46ba47473.pdf
Size

83KB
MD5

507aa5e1ec01abe0b56956e46ba47473
SHA1

22e5946ea656df7a7b050066538ab6cab72ca581
SHA256

a913bc354f763e4e89c8fe56e01ba7edbfbf7b763db8dd674e6d4f33aaa5fb05
SHA512

719d13a6e42cedbd601947e7c3dcaa1834a39852160ddecd99fa57298e28a0472e1c74a2dcf11335064f1e79e657238f6c92da07e45f0883d0298f034c6a4138
SSDEEP

1536:fFP6ETb3B/TE8qebu2a3BAvhjyAeKQHlwzHr4sKL7nZWGpOKCWpyKqky9HXN7C:0abNTZK29jy7RlwzHr49LKKCKqky934

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-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 22 IoCs

pid	Process
2388	AcroRd32.exe
2388	AcroRd32.exe
2388	AcroRd32.exe
2388	AcroRd32.exe
2388	AcroRd32.exe
2388	AcroRd32.exe
2388	AcroRd32.exe
2388	AcroRd32.exe
2388	AcroRd32.exe
2388	AcroRd32.exe
2388	AcroRd32.exe
2388	AcroRd32.exe
2388	AcroRd32.exe
2388	AcroRd32.exe
2388	AcroRd32.exe
2388	AcroRd32.exe
2388	AcroRd32.exe
2388	AcroRd32.exe
2388	AcroRd32.exe
2388	AcroRd32.exe
2388	AcroRd32.exe
2388	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2388	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2388	AcroRd32.exe
2388	AcroRd32.exe
2388	AcroRd32.exe
2388	AcroRd32.exe
2388	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2388 wrote to memory of 1620	2388	AcroRd32.exe	91
PID 2388 wrote to memory of 1620	2388	AcroRd32.exe	91
PID 2388 wrote to memory of 1620	2388	AcroRd32.exe	91
PID 2388 wrote to memory of 3404	2388	AcroRd32.exe	92
PID 2388 wrote to memory of 3404	2388	AcroRd32.exe	92
PID 2388 wrote to memory of 3404	2388	AcroRd32.exe	92
PID 2388 wrote to memory of 5000	2388	AcroRd32.exe	93
PID 2388 wrote to memory of 5000	2388	AcroRd32.exe	93
PID 2388 wrote to memory of 5000	2388	AcroRd32.exe	93
PID 2388 wrote to memory of 4920	2388	AcroRd32.exe	94
PID 2388 wrote to memory of 4920	2388	AcroRd32.exe	94
PID 2388 wrote to memory of 4920	2388	AcroRd32.exe	94
PID 4920 wrote to memory of 2192	4920	RdrCEF.exe	96
PID 4920 wrote to memory of 2192	4920	RdrCEF.exe	96
PID 4920 wrote to memory of 2192	4920	RdrCEF.exe	96
PID 4920 wrote to memory of 2192	4920	RdrCEF.exe	96
PID 4920 wrote to memory of 2192	4920	RdrCEF.exe	96
PID 4920 wrote to memory of 2192	4920	RdrCEF.exe	96
PID 4920 wrote to memory of 2192	4920	RdrCEF.exe	96
PID 4920 wrote to memory of 2192	4920	RdrCEF.exe	96
PID 4920 wrote to memory of 2192	4920	RdrCEF.exe	96
PID 4920 wrote to memory of 2192	4920	RdrCEF.exe	96
PID 4920 wrote to memory of 2192	4920	RdrCEF.exe	96
PID 4920 wrote to memory of 2192	4920	RdrCEF.exe	96
PID 4920 wrote to memory of 2192	4920	RdrCEF.exe	96
PID 4920 wrote to memory of 2192	4920	RdrCEF.exe	96
PID 4920 wrote to memory of 2192	4920	RdrCEF.exe	96
PID 4920 wrote to memory of 2192	4920	RdrCEF.exe	96
PID 4920 wrote to memory of 2192	4920	RdrCEF.exe	96
PID 4920 wrote to memory of 2192	4920	RdrCEF.exe	96
PID 4920 wrote to memory of 2192	4920	RdrCEF.exe	96
PID 4920 wrote to memory of 2192	4920	RdrCEF.exe	96
PID 4920 wrote to memory of 2192	4920	RdrCEF.exe	96
PID 4920 wrote to memory of 2192	4920	RdrCEF.exe	96
PID 4920 wrote to memory of 2192	4920	RdrCEF.exe	96
PID 4920 wrote to memory of 2192	4920	RdrCEF.exe	96
PID 4920 wrote to memory of 2192	4920	RdrCEF.exe	96
PID 4920 wrote to memory of 2192	4920	RdrCEF.exe	96
PID 4920 wrote to memory of 2192	4920	RdrCEF.exe	96
PID 4920 wrote to memory of 2192	4920	RdrCEF.exe	96
PID 4920 wrote to memory of 2192	4920	RdrCEF.exe	96
PID 4920 wrote to memory of 2192	4920	RdrCEF.exe	96
PID 4920 wrote to memory of 2192	4920	RdrCEF.exe	96
PID 4920 wrote to memory of 2192	4920	RdrCEF.exe	96
PID 4920 wrote to memory of 2192	4920	RdrCEF.exe	96
PID 4920 wrote to memory of 2192	4920	RdrCEF.exe	96
PID 4920 wrote to memory of 2192	4920	RdrCEF.exe	96
PID 4920 wrote to memory of 2192	4920	RdrCEF.exe	96
PID 4920 wrote to memory of 2192	4920	RdrCEF.exe	96
PID 4920 wrote to memory of 2192	4920	RdrCEF.exe	96
PID 4920 wrote to memory of 2192	4920	RdrCEF.exe	96
PID 4920 wrote to memory of 2192	4920	RdrCEF.exe	96
PID 4920 wrote to memory of 2192	4920	RdrCEF.exe	96
PID 4920 wrote to memory of 3204	4920	RdrCEF.exe	97
PID 4920 wrote to memory of 3204	4920	RdrCEF.exe	97
PID 4920 wrote to memory of 3204	4920	RdrCEF.exe	97
PID 4920 wrote to memory of 3204	4920	RdrCEF.exe	97
PID 4920 wrote to memory of 3204	4920	RdrCEF.exe	97
PID 4920 wrote to memory of 3204	4920	RdrCEF.exe	97
PID 4920 wrote to memory of 3204	4920	RdrCEF.exe	97
PID 4920 wrote to memory of 3204	4920	RdrCEF.exe	97
PID 4920 wrote to memory of 3204	4920	RdrCEF.exe	97
PID 4920 wrote to memory of 3204	4920	RdrCEF.exe	97
PID 4920 wrote to memory of 3204	4920	RdrCEF.exe	97

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\507aa5e1ec01abe0b56956e46ba47473.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:2388
- 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:1620
- 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:3404
- 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:5000
- 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:4920
- - 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=E2AF7B73A27899BEBB7846585CAAAC70 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2192
- - 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=0E80F988C9002EDA31737AF3F3C1E376 --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=0E80F988C9002EDA31737AF3F3C1E376 --renderer-client-id=2 --mojo-platform-channel-handle=1772 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3204
- - 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=E738DADB55B1C0DB2C23C6603C2A6A2B --mojo-platform-channel-handle=2296 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4072
- - 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=D36813C6CE9DABD5EF2D13BAFD74F02B --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=D36813C6CE9DABD5EF2D13BAFD74F02B --renderer-client-id=5 --mojo-platform-channel-handle=2304 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4568
- - 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=4ADDC74D611D3F461D5D5CA6544DF143 --mojo-platform-channel-handle=2436 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4068
- - 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=10856286E8DF01C3FF32316946803450 --mojo-platform-channel-handle=2672 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3448

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3772

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
f62cbf49c7b9d269181bc6b8920277bd

SHA1
102331353693468343c257a86ed3cd93138dbd9b

SHA256
c0d6ce0c2e24efe133f36225babe5ff6f5f1e0372d4c1134c6d3ec78a0fa90d1

SHA512
3a2aa453a2f5f8ed3a958402c55a7ab40c476a8a99b50e63c0237ac1e2817d2405434eee745bf540459b3a034c71d45753205a11e2a4beadcb6da081492f3254

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/2388-140-0x000000000B250000-0x000000000B27A000-memory.dmp

Filesize
168KB

Download