a544b4050677d9e5ad964398954cf7d74c96b65a1126a8bb3491fbe52ff0ec10

Analysis

max time kernel
98s
max time network
128s
platform
windows10_x64
resource
win10v20210410
submitted
27-07-2021 09:08

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General

Target

27-07-2021/27-07-2021/Remittance Copy 22-07-21.pdf
Size

22KB
MD5

aeafd0bee485a843ee4210ed01358720
SHA1

882368e6f101ad0f25264d6e437cb79c3d736ede
SHA256

e1665fd25b191c4151e161d52a2b8900d0786e06d684188f457041551bb5581d
SHA512

9d50892b4780f4bcebb556181391bc0fffdbe12b4325331f9d9f22c693012ce821d071573a74f9ea0bc708c154b9465f316168c7ef2c3ecd86b6be39bc95f915

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-1-5-21-3686645723-710336880-414668232-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 18 IoCs

Processes:

AcroRd32.exe

pid	process
4040	AcroRd32.exe
4040	AcroRd32.exe
4040	AcroRd32.exe
4040	AcroRd32.exe
4040	AcroRd32.exe
4040	AcroRd32.exe
4040	AcroRd32.exe
4040	AcroRd32.exe
4040	AcroRd32.exe
4040	AcroRd32.exe
4040	AcroRd32.exe
4040	AcroRd32.exe
4040	AcroRd32.exe
4040	AcroRd32.exe
4040	AcroRd32.exe
4040	AcroRd32.exe
4040	AcroRd32.exe
4040	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

AcroRd32.exe

pid process

4040 AcroRd32.exe
Suspicious use of SetWindowsHookEx 6 IoCs

Processes:

AcroRd32.exe

pid process

4040 AcroRd32.exe
4040 AcroRd32.exe
4040 AcroRd32.exe
4040 AcroRd32.exe
4040 AcroRd32.exe
4040 AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

AcroRd32.exeRdrCEF.exe

description	pid	process	target process
PID 4040 wrote to memory of 216	4040	AcroRd32.exe	RdrCEF.exe
PID 4040 wrote to memory of 216	4040	AcroRd32.exe	RdrCEF.exe
PID 4040 wrote to memory of 216	4040	AcroRd32.exe	RdrCEF.exe
PID 216 wrote to memory of 3196	216	RdrCEF.exe	RdrCEF.exe
PID 216 wrote to memory of 3196	216	RdrCEF.exe	RdrCEF.exe
PID 216 wrote to memory of 3196	216	RdrCEF.exe	RdrCEF.exe
PID 216 wrote to memory of 3196	216	RdrCEF.exe	RdrCEF.exe
PID 216 wrote to memory of 3196	216	RdrCEF.exe	RdrCEF.exe
PID 216 wrote to memory of 3196	216	RdrCEF.exe	RdrCEF.exe
PID 216 wrote to memory of 3196	216	RdrCEF.exe	RdrCEF.exe
PID 216 wrote to memory of 3196	216	RdrCEF.exe	RdrCEF.exe
PID 216 wrote to memory of 3196	216	RdrCEF.exe	RdrCEF.exe
PID 216 wrote to memory of 3196	216	RdrCEF.exe	RdrCEF.exe
PID 216 wrote to memory of 3196	216	RdrCEF.exe	RdrCEF.exe
PID 216 wrote to memory of 3196	216	RdrCEF.exe	RdrCEF.exe
PID 216 wrote to memory of 3196	216	RdrCEF.exe	RdrCEF.exe
PID 216 wrote to memory of 3196	216	RdrCEF.exe	RdrCEF.exe
PID 216 wrote to memory of 3196	216	RdrCEF.exe	RdrCEF.exe
PID 216 wrote to memory of 3196	216	RdrCEF.exe	RdrCEF.exe
PID 216 wrote to memory of 3196	216	RdrCEF.exe	RdrCEF.exe
PID 216 wrote to memory of 3196	216	RdrCEF.exe	RdrCEF.exe
PID 216 wrote to memory of 3196	216	RdrCEF.exe	RdrCEF.exe
PID 216 wrote to memory of 3196	216	RdrCEF.exe	RdrCEF.exe
PID 216 wrote to memory of 3196	216	RdrCEF.exe	RdrCEF.exe
PID 216 wrote to memory of 3196	216	RdrCEF.exe	RdrCEF.exe
PID 216 wrote to memory of 3196	216	RdrCEF.exe	RdrCEF.exe
PID 216 wrote to memory of 3196	216	RdrCEF.exe	RdrCEF.exe
PID 216 wrote to memory of 3196	216	RdrCEF.exe	RdrCEF.exe
PID 216 wrote to memory of 3196	216	RdrCEF.exe	RdrCEF.exe
PID 216 wrote to memory of 3196	216	RdrCEF.exe	RdrCEF.exe
PID 216 wrote to memory of 3196	216	RdrCEF.exe	RdrCEF.exe
PID 216 wrote to memory of 3196	216	RdrCEF.exe	RdrCEF.exe
PID 216 wrote to memory of 3196	216	RdrCEF.exe	RdrCEF.exe
PID 216 wrote to memory of 3196	216	RdrCEF.exe	RdrCEF.exe
PID 216 wrote to memory of 3196	216	RdrCEF.exe	RdrCEF.exe
PID 216 wrote to memory of 3196	216	RdrCEF.exe	RdrCEF.exe
PID 216 wrote to memory of 3196	216	RdrCEF.exe	RdrCEF.exe
PID 216 wrote to memory of 3196	216	RdrCEF.exe	RdrCEF.exe
PID 216 wrote to memory of 3196	216	RdrCEF.exe	RdrCEF.exe
PID 216 wrote to memory of 3196	216	RdrCEF.exe	RdrCEF.exe
PID 216 wrote to memory of 3196	216	RdrCEF.exe	RdrCEF.exe
PID 216 wrote to memory of 3196	216	RdrCEF.exe	RdrCEF.exe
PID 216 wrote to memory of 3196	216	RdrCEF.exe	RdrCEF.exe
PID 216 wrote to memory of 3196	216	RdrCEF.exe	RdrCEF.exe
PID 216 wrote to memory of 2116	216	RdrCEF.exe	RdrCEF.exe
PID 216 wrote to memory of 2116	216	RdrCEF.exe	RdrCEF.exe
PID 216 wrote to memory of 2116	216	RdrCEF.exe	RdrCEF.exe
PID 216 wrote to memory of 2116	216	RdrCEF.exe	RdrCEF.exe
PID 216 wrote to memory of 2116	216	RdrCEF.exe	RdrCEF.exe
PID 216 wrote to memory of 2116	216	RdrCEF.exe	RdrCEF.exe
PID 216 wrote to memory of 2116	216	RdrCEF.exe	RdrCEF.exe
PID 216 wrote to memory of 2116	216	RdrCEF.exe	RdrCEF.exe
PID 216 wrote to memory of 2116	216	RdrCEF.exe	RdrCEF.exe
PID 216 wrote to memory of 2116	216	RdrCEF.exe	RdrCEF.exe
PID 216 wrote to memory of 2116	216	RdrCEF.exe	RdrCEF.exe
PID 216 wrote to memory of 2116	216	RdrCEF.exe	RdrCEF.exe
PID 216 wrote to memory of 2116	216	RdrCEF.exe	RdrCEF.exe
PID 216 wrote to memory of 2116	216	RdrCEF.exe	RdrCEF.exe
PID 216 wrote to memory of 2116	216	RdrCEF.exe	RdrCEF.exe
PID 216 wrote to memory of 2116	216	RdrCEF.exe	RdrCEF.exe
PID 216 wrote to memory of 2116	216	RdrCEF.exe	RdrCEF.exe
PID 216 wrote to memory of 2116	216	RdrCEF.exe	RdrCEF.exe
PID 216 wrote to memory of 2116	216	RdrCEF.exe	RdrCEF.exe
PID 216 wrote to memory of 2116	216	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\27-07-2021\27-07-2021\Remittance Copy 22-07-21.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:4040

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:216

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=41D1A3892EC0CD31EE003DEF5612143C --mojo-platform-channel-handle=1644 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:3196

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=34F81135500066648699878CD6DD79C5 --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=34F81135500066648699878CD6DD79C5 --renderer-client-id=2 --mojo-platform-channel-handle=1636 --allow-no-sandbox-job /prefetch:1
3⤵
PID:2116

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=B9E8FE1E41D665D261264626092823D4 --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=B9E8FE1E41D665D261264626092823D4 --renderer-client-id=4 --mojo-platform-channel-handle=2080 --allow-no-sandbox-job /prefetch:1
3⤵
PID:1984

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=569E15258832288037DB176EDE8C07C1 --mojo-platform-channel-handle=2464 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:1676

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=E821239A09010B06A73BE815B4580F02 --mojo-platform-channel-handle=2624 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:3760

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=E1E7403022856AA3446BDD7AABAD4996 --mojo-platform-channel-handle=1856 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
3⤵
PID:1676

Network

MITRE ATT&CK Matrix ATT&CK 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

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/216-114-0x0000000000000000-mapping.dmp

Download
memory/1676-139-0x00000000778E2000-0x00000000778E200C-memory.dmp

Filesize
12B

Download
memory/1676-141-0x0000000000000000-mapping.dmp

Download
memory/1676-131-0x00000000778E2000-0x00000000778E200C-memory.dmp

Filesize
12B

Download
memory/1676-133-0x0000000000000000-mapping.dmp

Download
memory/1984-125-0x00000000778E2000-0x00000000778E200C-memory.dmp

Filesize
12B

Download
memory/1984-127-0x0000000000000000-mapping.dmp

Download
memory/2116-119-0x00000000778E2000-0x00000000778E200C-memory.dmp

Filesize
12B

Download
memory/2116-121-0x0000000000000000-mapping.dmp

Download
memory/3196-115-0x00000000778E2000-0x00000000778E200C-memory.dmp

Filesize
12B

Download
memory/3196-117-0x0000000000000000-mapping.dmp

Download
memory/3760-137-0x0000000000000000-mapping.dmp

Download
memory/3760-135-0x00000000778E2000-0x00000000778E200C-memory.dmp

Filesize
12B

Download