01fe3bce3427f015c43a52373ecae6cdc40d4f06a3f3e29ae19f74a005897836

Analysis

max time kernel
144s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
28/01/2024, 06:22

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General

Target

7c606e5ce07d5100e99bfc77187b9230.pdf
Size

85KB
MD5

7c606e5ce07d5100e99bfc77187b9230
SHA1

661dd6b75bd18dcd3584187ab855f61d0ae0365d
SHA256

01fe3bce3427f015c43a52373ecae6cdc40d4f06a3f3e29ae19f74a005897836
SHA512

fd5ecba888f447b264c9d7b76a8eaf504e37405ec5b759082b0c6460e2742d6c5cab59cd05bc606850dd7e267e40dc854cfe2c522c24a50dbaec1b11ff441c5b
SSDEEP

1536:YIYEogh76PLpLvcBFTf21NhkYpBZF1m1WkNpOPaWIKQKtkLkIyBlEATGcgLMxY:yU0vcLL29kYhFI+PALkIyB1ycgLZ

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	AcroRd32.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	AcroRd32.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
5320	AcroRd32.exe
5320	AcroRd32.exe
5320	AcroRd32.exe
5320	AcroRd32.exe
5320	AcroRd32.exe
5320	AcroRd32.exe
5320	AcroRd32.exe
5320	AcroRd32.exe
5320	AcroRd32.exe
5320	AcroRd32.exe
5320	AcroRd32.exe
5320	AcroRd32.exe
5320	AcroRd32.exe
5320	AcroRd32.exe
5320	AcroRd32.exe
5320	AcroRd32.exe
5320	AcroRd32.exe
5320	AcroRd32.exe
5320	AcroRd32.exe
5320	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
5320	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
5320	AcroRd32.exe
5320	AcroRd32.exe
5320	AcroRd32.exe
5320	AcroRd32.exe
5320	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 5320 wrote to memory of 5732	5320	AcroRd32.exe	89
PID 5320 wrote to memory of 5732	5320	AcroRd32.exe	89
PID 5320 wrote to memory of 5732	5320	AcroRd32.exe	89
PID 5732 wrote to memory of 824	5732	RdrCEF.exe	92
PID 5732 wrote to memory of 824	5732	RdrCEF.exe	92
PID 5732 wrote to memory of 824	5732	RdrCEF.exe	92
PID 5732 wrote to memory of 824	5732	RdrCEF.exe	92
PID 5732 wrote to memory of 824	5732	RdrCEF.exe	92
PID 5732 wrote to memory of 824	5732	RdrCEF.exe	92
PID 5732 wrote to memory of 824	5732	RdrCEF.exe	92
PID 5732 wrote to memory of 824	5732	RdrCEF.exe	92
PID 5732 wrote to memory of 824	5732	RdrCEF.exe	92
PID 5732 wrote to memory of 824	5732	RdrCEF.exe	92
PID 5732 wrote to memory of 824	5732	RdrCEF.exe	92
PID 5732 wrote to memory of 824	5732	RdrCEF.exe	92
PID 5732 wrote to memory of 824	5732	RdrCEF.exe	92
PID 5732 wrote to memory of 824	5732	RdrCEF.exe	92
PID 5732 wrote to memory of 824	5732	RdrCEF.exe	92
PID 5732 wrote to memory of 824	5732	RdrCEF.exe	92
PID 5732 wrote to memory of 824	5732	RdrCEF.exe	92
PID 5732 wrote to memory of 824	5732	RdrCEF.exe	92
PID 5732 wrote to memory of 824	5732	RdrCEF.exe	92
PID 5732 wrote to memory of 824	5732	RdrCEF.exe	92
PID 5732 wrote to memory of 824	5732	RdrCEF.exe	92
PID 5732 wrote to memory of 824	5732	RdrCEF.exe	92
PID 5732 wrote to memory of 824	5732	RdrCEF.exe	92
PID 5732 wrote to memory of 824	5732	RdrCEF.exe	92
PID 5732 wrote to memory of 824	5732	RdrCEF.exe	92
PID 5732 wrote to memory of 824	5732	RdrCEF.exe	92
PID 5732 wrote to memory of 824	5732	RdrCEF.exe	92
PID 5732 wrote to memory of 824	5732	RdrCEF.exe	92
PID 5732 wrote to memory of 824	5732	RdrCEF.exe	92
PID 5732 wrote to memory of 824	5732	RdrCEF.exe	92
PID 5732 wrote to memory of 824	5732	RdrCEF.exe	92
PID 5732 wrote to memory of 824	5732	RdrCEF.exe	92
PID 5732 wrote to memory of 824	5732	RdrCEF.exe	92
PID 5732 wrote to memory of 824	5732	RdrCEF.exe	92
PID 5732 wrote to memory of 824	5732	RdrCEF.exe	92
PID 5732 wrote to memory of 824	5732	RdrCEF.exe	92
PID 5732 wrote to memory of 824	5732	RdrCEF.exe	92
PID 5732 wrote to memory of 824	5732	RdrCEF.exe	92
PID 5732 wrote to memory of 824	5732	RdrCEF.exe	92
PID 5732 wrote to memory of 824	5732	RdrCEF.exe	92
PID 5732 wrote to memory of 824	5732	RdrCEF.exe	92
PID 5732 wrote to memory of 4696	5732	RdrCEF.exe	93
PID 5732 wrote to memory of 4696	5732	RdrCEF.exe	93
PID 5732 wrote to memory of 4696	5732	RdrCEF.exe	93
PID 5732 wrote to memory of 4696	5732	RdrCEF.exe	93
PID 5732 wrote to memory of 4696	5732	RdrCEF.exe	93
PID 5732 wrote to memory of 4696	5732	RdrCEF.exe	93
PID 5732 wrote to memory of 4696	5732	RdrCEF.exe	93
PID 5732 wrote to memory of 4696	5732	RdrCEF.exe	93
PID 5732 wrote to memory of 4696	5732	RdrCEF.exe	93
PID 5732 wrote to memory of 4696	5732	RdrCEF.exe	93
PID 5732 wrote to memory of 4696	5732	RdrCEF.exe	93
PID 5732 wrote to memory of 4696	5732	RdrCEF.exe	93
PID 5732 wrote to memory of 4696	5732	RdrCEF.exe	93
PID 5732 wrote to memory of 4696	5732	RdrCEF.exe	93
PID 5732 wrote to memory of 4696	5732	RdrCEF.exe	93
PID 5732 wrote to memory of 4696	5732	RdrCEF.exe	93
PID 5732 wrote to memory of 4696	5732	RdrCEF.exe	93
PID 5732 wrote to memory of 4696	5732	RdrCEF.exe	93
PID 5732 wrote to memory of 4696	5732	RdrCEF.exe	93
PID 5732 wrote to memory of 4696	5732	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\7c606e5ce07d5100e99bfc77187b9230.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:5320
- 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:5732
- - 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=5D7F95B31D1AB3569800C99048FA4689 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:824
- - 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=5F55A9CA6272036311A1E45A15A37E12 --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=5F55A9CA6272036311A1E45A15A37E12 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4696
- - 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=EEB03AE8C8B662FB01D0166811B88CE6 --mojo-platform-channel-handle=2184 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3588
- - 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=5B249ED16B04492609C567078866537D --mojo-platform-channel-handle=2328 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4100
- - 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=22249D36C71E9813899008B91CFF5D2F --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=22249D36C71E9813899008B91CFF5D2F --renderer-client-id=6 --mojo-platform-channel-handle=2472 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2296
- - 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=D7C2E0A7A1575E3C7555510FBE41109B --mojo-platform-channel-handle=2232 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:6028

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:5160

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

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

Filesize
64KB

MD5
4863df18cc3d10ca24e370f8753173be

SHA1
eefdb0fba0e0af6c13149cd726e1a8c5c76de332

SHA256
40ee2574e8fbbf68848c3d3fad9d6f37ca7ea761a723109b702026593c846a92

SHA512
5d485081dc594932dd394e3bdbda881cd84e3ed3ab152721f0ceb59a7e03d149b610bb3edb34ea84acc094a1a1cf815ef189b9335021e699078f20198d1a2af7

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