7984047a0121bfabff0d50ee33127889520ccaed6ec4da3681c3a2c09a3e8fd9

Analysis

max time kernel
141s
max time network
157s
platform
windows10-2004_x64
resource
win10v2004-20230220-es
resource tags

arch:x64arch:x86image:win10v2004-20230220-eslocale:es-esos:windows10-2004-x64systemwindows
submitted
13-04-2023 16:15

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General

Target

Russian mbts/TankT72S.Catalogofpartsandassemblyunits.book1.pdf
Size

9.0MB
MD5

889453bb25e7ba7272d74b79ba9703e1
SHA1

1557b29be6f2d755d532822b3d17e1c7427df9a6
SHA256

775af1a85fe422f6fc72915c7b2cbf1b50817d3a30049ba877cf8cc7b5dbfd35
SHA512

3cb8d8a8a83f60825ecbdecb6a68e0697402a76538908cb0a9e903b8b334896a2028e8d1fce5caaaccdfaaeff96cbe3db57a0b5f91fb1d63cc3db181a24a4ad4
SSDEEP

196608:fw6w6R7rcykTFEQtj67pggPJd0bz4UNC66mfZmTTcAiegXXhW0o3e5zWY:fJw6R7rcykTFE6j6DBinNfFiTcpbY0o6

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-1-5-21-1013461898-3711306144-4198452673-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4700	AcroRd32.exe
4700	AcroRd32.exe
4700	AcroRd32.exe
4700	AcroRd32.exe
4700	AcroRd32.exe
4700	AcroRd32.exe
4700	AcroRd32.exe
4700	AcroRd32.exe
4700	AcroRd32.exe
4700	AcroRd32.exe
4700	AcroRd32.exe
4700	AcroRd32.exe
4700	AcroRd32.exe
4700	AcroRd32.exe
4700	AcroRd32.exe
4700	AcroRd32.exe
4700	AcroRd32.exe
4700	AcroRd32.exe
4700	AcroRd32.exe
4700	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4700	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4700	AcroRd32.exe
4700	AcroRd32.exe
4700	AcroRd32.exe
4700	AcroRd32.exe
4700	AcroRd32.exe
4700	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4700 wrote to memory of 1688	4700	AcroRd32.exe	83
PID 4700 wrote to memory of 1688	4700	AcroRd32.exe	83
PID 4700 wrote to memory of 1688	4700	AcroRd32.exe	83
PID 1688 wrote to memory of 4512	1688	RdrCEF.exe	84
PID 1688 wrote to memory of 4512	1688	RdrCEF.exe	84
PID 1688 wrote to memory of 4512	1688	RdrCEF.exe	84
PID 1688 wrote to memory of 4512	1688	RdrCEF.exe	84
PID 1688 wrote to memory of 4512	1688	RdrCEF.exe	84
PID 1688 wrote to memory of 4512	1688	RdrCEF.exe	84
PID 1688 wrote to memory of 4512	1688	RdrCEF.exe	84
PID 1688 wrote to memory of 4512	1688	RdrCEF.exe	84
PID 1688 wrote to memory of 4512	1688	RdrCEF.exe	84
PID 1688 wrote to memory of 4512	1688	RdrCEF.exe	84
PID 1688 wrote to memory of 4512	1688	RdrCEF.exe	84
PID 1688 wrote to memory of 4512	1688	RdrCEF.exe	84
PID 1688 wrote to memory of 4512	1688	RdrCEF.exe	84
PID 1688 wrote to memory of 4512	1688	RdrCEF.exe	84
PID 1688 wrote to memory of 4512	1688	RdrCEF.exe	84
PID 1688 wrote to memory of 4512	1688	RdrCEF.exe	84
PID 1688 wrote to memory of 4512	1688	RdrCEF.exe	84
PID 1688 wrote to memory of 4512	1688	RdrCEF.exe	84
PID 1688 wrote to memory of 4512	1688	RdrCEF.exe	84
PID 1688 wrote to memory of 4512	1688	RdrCEF.exe	84
PID 1688 wrote to memory of 4512	1688	RdrCEF.exe	84
PID 1688 wrote to memory of 4512	1688	RdrCEF.exe	84
PID 1688 wrote to memory of 4512	1688	RdrCEF.exe	84
PID 1688 wrote to memory of 4512	1688	RdrCEF.exe	84
PID 1688 wrote to memory of 4512	1688	RdrCEF.exe	84
PID 1688 wrote to memory of 4512	1688	RdrCEF.exe	84
PID 1688 wrote to memory of 4512	1688	RdrCEF.exe	84
PID 1688 wrote to memory of 4512	1688	RdrCEF.exe	84
PID 1688 wrote to memory of 4512	1688	RdrCEF.exe	84
PID 1688 wrote to memory of 4512	1688	RdrCEF.exe	84
PID 1688 wrote to memory of 4512	1688	RdrCEF.exe	84
PID 1688 wrote to memory of 4512	1688	RdrCEF.exe	84
PID 1688 wrote to memory of 4512	1688	RdrCEF.exe	84
PID 1688 wrote to memory of 4512	1688	RdrCEF.exe	84
PID 1688 wrote to memory of 4512	1688	RdrCEF.exe	84
PID 1688 wrote to memory of 4512	1688	RdrCEF.exe	84
PID 1688 wrote to memory of 4512	1688	RdrCEF.exe	84
PID 1688 wrote to memory of 4512	1688	RdrCEF.exe	84
PID 1688 wrote to memory of 4512	1688	RdrCEF.exe	84
PID 1688 wrote to memory of 4512	1688	RdrCEF.exe	84
PID 1688 wrote to memory of 4512	1688	RdrCEF.exe	84
PID 1688 wrote to memory of 1284	1688	RdrCEF.exe	85
PID 1688 wrote to memory of 1284	1688	RdrCEF.exe	85
PID 1688 wrote to memory of 1284	1688	RdrCEF.exe	85
PID 1688 wrote to memory of 1284	1688	RdrCEF.exe	85
PID 1688 wrote to memory of 1284	1688	RdrCEF.exe	85
PID 1688 wrote to memory of 1284	1688	RdrCEF.exe	85
PID 1688 wrote to memory of 1284	1688	RdrCEF.exe	85
PID 1688 wrote to memory of 1284	1688	RdrCEF.exe	85
PID 1688 wrote to memory of 1284	1688	RdrCEF.exe	85
PID 1688 wrote to memory of 1284	1688	RdrCEF.exe	85
PID 1688 wrote to memory of 1284	1688	RdrCEF.exe	85
PID 1688 wrote to memory of 1284	1688	RdrCEF.exe	85
PID 1688 wrote to memory of 1284	1688	RdrCEF.exe	85
PID 1688 wrote to memory of 1284	1688	RdrCEF.exe	85
PID 1688 wrote to memory of 1284	1688	RdrCEF.exe	85
PID 1688 wrote to memory of 1284	1688	RdrCEF.exe	85
PID 1688 wrote to memory of 1284	1688	RdrCEF.exe	85
PID 1688 wrote to memory of 1284	1688	RdrCEF.exe	85
PID 1688 wrote to memory of 1284	1688	RdrCEF.exe	85
PID 1688 wrote to memory of 1284	1688	RdrCEF.exe	85

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\Russian mbts\TankT72S.Catalogofpartsandassemblyunits.book1.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:4700
- 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:1688
- - 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=41DE531E52A5E001D908EBA1F2C93D3C --mojo-platform-channel-handle=1728 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4512
- - 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=54A8E4277E6488562C4723044465DE22 --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=2 --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=54A8E4277E6488562C4723044465DE22 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1284
- - 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=E6ACD4B9A5E2B323DB75875B848596D1 --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=2 --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=E6ACD4B9A5E2B323DB75875B848596D1 --renderer-client-id=4 --mojo-platform-channel-handle=2172 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4152
- - 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=DDD7CDC04B9183FD73A88F44672F64D4 --mojo-platform-channel-handle=2064 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2324
- - 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=87381A6E6AD24994B6B4E5B1EBA3543D --mojo-platform-channel-handle=2552 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3776
- - 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=A940A2E34366017B2C1EA0F2ED84E79C --mojo-platform-channel-handle=2384 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:688

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3952

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

Loading Replay Monitor...

Downloads

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

Filesize
64KB

MD5
f900458558ec45d62b216275b93ddc75

SHA1
c7a9094b87e721b392e18bf9cb1944dbe8be2c1f

SHA256
68cf5095c2ea8ad8ca1e7d90e3cac84b59b3bb47f280639fc3c08cfd43c45c8e

SHA512
c5832269871bf34b834c90b30880b91bab681575d5b10863ca4578ae11a4975f129b7be70a8f8ed5cac7f4855197862719cb6e6e77bb2a87dbe6c23e2456e30a

Download Submit