afa485893b7dabfbb4a3ea01e713f865b83836a89d27c90674b7deaf47f56048

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
31/12/2023, 00:20

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General

Target

217ac62d7f4b39c1db21f5c5118f0e34.pdf
Size

102KB
MD5

217ac62d7f4b39c1db21f5c5118f0e34
SHA1

c40f26a2d10657a58428ad90edd26cbc8bb96914
SHA256

afa485893b7dabfbb4a3ea01e713f865b83836a89d27c90674b7deaf47f56048
SHA512

cee88f744c036cd62e6c528bff5704989fc94d7135df163951085d368cb5127e626473f727f74840e374f75585dabb0df0db6d7bb46276f2ae3c907af2d3dde9
SSDEEP

3072:YSTm5LqDnMna23t0q9mO3EvuEa8xGPIxWwrzGK:Xi5LAtiOiJEt8PIxP

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-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2764	AcroRd32.exe
2764	AcroRd32.exe
2764	AcroRd32.exe
2764	AcroRd32.exe
2764	AcroRd32.exe
2764	AcroRd32.exe
2764	AcroRd32.exe
2764	AcroRd32.exe
2764	AcroRd32.exe
2764	AcroRd32.exe
2764	AcroRd32.exe
2764	AcroRd32.exe
2764	AcroRd32.exe
2764	AcroRd32.exe
2764	AcroRd32.exe
2764	AcroRd32.exe
2764	AcroRd32.exe
2764	AcroRd32.exe
2764	AcroRd32.exe
2764	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2764	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2764	AcroRd32.exe
2764	AcroRd32.exe
2764	AcroRd32.exe
2764	AcroRd32.exe
2764	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2764 wrote to memory of 4612	2764	AcroRd32.exe	93
PID 2764 wrote to memory of 4612	2764	AcroRd32.exe	93
PID 2764 wrote to memory of 4612	2764	AcroRd32.exe	93
PID 4612 wrote to memory of 984	4612	RdrCEF.exe	95
PID 4612 wrote to memory of 984	4612	RdrCEF.exe	95
PID 4612 wrote to memory of 984	4612	RdrCEF.exe	95
PID 4612 wrote to memory of 984	4612	RdrCEF.exe	95
PID 4612 wrote to memory of 984	4612	RdrCEF.exe	95
PID 4612 wrote to memory of 984	4612	RdrCEF.exe	95
PID 4612 wrote to memory of 984	4612	RdrCEF.exe	95
PID 4612 wrote to memory of 984	4612	RdrCEF.exe	95
PID 4612 wrote to memory of 984	4612	RdrCEF.exe	95
PID 4612 wrote to memory of 984	4612	RdrCEF.exe	95
PID 4612 wrote to memory of 984	4612	RdrCEF.exe	95
PID 4612 wrote to memory of 984	4612	RdrCEF.exe	95
PID 4612 wrote to memory of 984	4612	RdrCEF.exe	95
PID 4612 wrote to memory of 984	4612	RdrCEF.exe	95
PID 4612 wrote to memory of 984	4612	RdrCEF.exe	95
PID 4612 wrote to memory of 984	4612	RdrCEF.exe	95
PID 4612 wrote to memory of 984	4612	RdrCEF.exe	95
PID 4612 wrote to memory of 984	4612	RdrCEF.exe	95
PID 4612 wrote to memory of 984	4612	RdrCEF.exe	95
PID 4612 wrote to memory of 984	4612	RdrCEF.exe	95
PID 4612 wrote to memory of 984	4612	RdrCEF.exe	95
PID 4612 wrote to memory of 984	4612	RdrCEF.exe	95
PID 4612 wrote to memory of 984	4612	RdrCEF.exe	95
PID 4612 wrote to memory of 984	4612	RdrCEF.exe	95
PID 4612 wrote to memory of 984	4612	RdrCEF.exe	95
PID 4612 wrote to memory of 984	4612	RdrCEF.exe	95
PID 4612 wrote to memory of 984	4612	RdrCEF.exe	95
PID 4612 wrote to memory of 984	4612	RdrCEF.exe	95
PID 4612 wrote to memory of 984	4612	RdrCEF.exe	95
PID 4612 wrote to memory of 984	4612	RdrCEF.exe	95
PID 4612 wrote to memory of 984	4612	RdrCEF.exe	95
PID 4612 wrote to memory of 984	4612	RdrCEF.exe	95
PID 4612 wrote to memory of 984	4612	RdrCEF.exe	95
PID 4612 wrote to memory of 984	4612	RdrCEF.exe	95
PID 4612 wrote to memory of 984	4612	RdrCEF.exe	95
PID 4612 wrote to memory of 984	4612	RdrCEF.exe	95
PID 4612 wrote to memory of 984	4612	RdrCEF.exe	95
PID 4612 wrote to memory of 984	4612	RdrCEF.exe	95
PID 4612 wrote to memory of 984	4612	RdrCEF.exe	95
PID 4612 wrote to memory of 984	4612	RdrCEF.exe	95
PID 4612 wrote to memory of 984	4612	RdrCEF.exe	95
PID 4612 wrote to memory of 2148	4612	RdrCEF.exe	94
PID 4612 wrote to memory of 2148	4612	RdrCEF.exe	94
PID 4612 wrote to memory of 2148	4612	RdrCEF.exe	94
PID 4612 wrote to memory of 2148	4612	RdrCEF.exe	94
PID 4612 wrote to memory of 2148	4612	RdrCEF.exe	94
PID 4612 wrote to memory of 2148	4612	RdrCEF.exe	94
PID 4612 wrote to memory of 2148	4612	RdrCEF.exe	94
PID 4612 wrote to memory of 2148	4612	RdrCEF.exe	94
PID 4612 wrote to memory of 2148	4612	RdrCEF.exe	94
PID 4612 wrote to memory of 2148	4612	RdrCEF.exe	94
PID 4612 wrote to memory of 2148	4612	RdrCEF.exe	94
PID 4612 wrote to memory of 2148	4612	RdrCEF.exe	94
PID 4612 wrote to memory of 2148	4612	RdrCEF.exe	94
PID 4612 wrote to memory of 2148	4612	RdrCEF.exe	94
PID 4612 wrote to memory of 2148	4612	RdrCEF.exe	94
PID 4612 wrote to memory of 2148	4612	RdrCEF.exe	94
PID 4612 wrote to memory of 2148	4612	RdrCEF.exe	94
PID 4612 wrote to memory of 2148	4612	RdrCEF.exe	94
PID 4612 wrote to memory of 2148	4612	RdrCEF.exe	94
PID 4612 wrote to memory of 2148	4612	RdrCEF.exe	94

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\217ac62d7f4b39c1db21f5c5118f0e34.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:2764
- 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: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" --type=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=05E8377211A7237BC562F2F1A542F6D3 --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=05E8377211A7237BC562F2F1A542F6D3 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2148
- - 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=36A6D705A661D7B8B849D71EC8FA85C5 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:984
- - 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=38B00D3A74853A58E15B0A1767B244F5 --mojo-platform-channel-handle=2324 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1176
- - 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=A79B67251C9F3BDDC9AE32F45B7AB690 --mojo-platform-channel-handle=2340 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4596
- - 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=44C34FA45FD03395F9B4B498D528F8DC --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=44C34FA45FD03395F9B4B498D528F8DC --renderer-client-id=6 --mojo-platform-channel-handle=2432 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3852
- - 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=7FA6ECF0FD65A9BAD5B1C25A72CD93D5 --mojo-platform-channel-handle=2520 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4512

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2240

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
a6c0a678233cabb26ebe7ee7a89c7c2b

SHA1
3fea48c443f32c729a89396279825fcd1154f0ba

SHA256
488b4e2321d95d4c4843d375d5f74f45cae6bdc6e5b1593861f9e627bcd7068d

SHA512
d36db5c6a475ea8afa0cc90881af7f8a1519a7e2dd245e1693d60e9488f3baac7915204b3c736f1e31a13d245f308c3ebdab865f5a84b6f85a8fc61fa3fde6dc

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
56KB

MD5
c26ed30e7d5ab440480838636efc41db

SHA1
c66e0d00b56abebfb60d2fcc5cf85ad31a0d6591

SHA256
6a3c5c4a8e57f77ecc22078fbf603ecc31fb82d429bd87b7b4b9261447092aef

SHA512
96cdb78bca3e01d4513c31661987e5646e6a8ff24708918aa0d66dfa3ca5d98af4862c9f38c4f41f933c345d2d3adfb1d34d1430b33f45f916f41a9872a030df

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
9KB

MD5
e36436962d2416c67691e599d9cfdc0b

SHA1
05d051740fd9f63c7d9de2ab590d2b572afb6b7c

SHA256
7908bcbae52a58942e5cb3ae0a5d99fe4720c366391e8efa25a17de68161aada

SHA512
e986fda002ad7b82978272049b186ae2c8ddaed93d6b6833ff6da74603751347004be4fed4d38bca7a3377b3738285c03c0e1263e7f4cd54fcd83b077802673f

Download Submit