3c9773b0e8501577244f91e44afc5ee80cb3eafd9888e50ad9b8bcd1e7a933c4

General

Target

3c9773b0e8501577244f91e44afc5ee80cb3eafd9888e50ad9b8bcd1e7a933c4.exe
Size

280KB
MD5

06be18d854c8c6a2733db1469520d665
SHA1

a30cc7275ae6e1dd785962b77a5e7b93d3cebb8d
SHA256

3c9773b0e8501577244f91e44afc5ee80cb3eafd9888e50ad9b8bcd1e7a933c4
SHA512

5bc214f20157549321d6b6d3ace2c8d561b1a1cd3db850b3398f52a7ac7024b9ce716be6939c34dc2e1c53eafd0ca57febd4bc601b86dc52f7dc0734620b89c9
SSDEEP

6144:cvXDhyuTZH8du/SvNgl515vPHWQCBhRNnv6axAu3B3CXj3ks:c/DhyuKE515vPpCHRNnvBOu31+

Score

8^/10

adware stealer upx

Malware Config

Signatures

UPX packed file 2 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
behavioral2/memory/1916-132-0x0000000000400000-0x00000000004DD000-memory.dmp	upx
behavioral2/memory/1916-134-0x0000000000400000-0x00000000004DD000-memory.dmp	upx

Installs/modifies Browser Helper Object 2 TTPs 3 IoCs

BHOs are DLL modules which act as plugins for Internet Explorer.

stealer adware

Modify Registry

T1112

Browser Extensions

T1176

Processes:

3c9773b0e8501577244f91e44afc5ee80cb3eafd9888e50ad9b8bcd1e7a933c4.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{7729E040-054E-4E23-B08E-24DFD713CE1B}	3c9773b0e8501577244f91e44afc5ee80cb3eafd9888e50ad9b8bcd1e7a933c4.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{7729E040-054E-4E23-B08E-24DFD713CE1B}\Noexplorer = "1"	3c9773b0e8501577244f91e44afc5ee80cb3eafd9888e50ad9b8bcd1e7a933c4.exe
Key created	\REGISTRY\MACHINE\Software\WOW6432Node\Microsoft\Windows\CurrentVersion\explorer\Browser Helper Objects\{D7D16E04-F8D4-4528-A1DF-63D8551F47F6}	3c9773b0e8501577244f91e44afc5ee80cb3eafd9888e50ad9b8bcd1e7a933c4.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Enumerates system info in registry 2 TTPs 3 IoCs

Query Registry

T1012

System Information Discovery

T1082

Processes:

msedge.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS	msedge.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer	msedge.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName	msedge.exe

Modifies registry class 17 IoCs

Processes:

3c9773b0e8501577244f91e44afc5ee80cb3eafd9888e50ad9b8bcd1e7a933c4.exemsedge.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7729E040-054E-4E23-B08E-24DFD713CE1B}\InprocServer32\ThreadingModel = "Apartment"	3c9773b0e8501577244f91e44afc5ee80cb3eafd9888e50ad9b8bcd1e7a933c4.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7729E040-054E-4E23-B08E-24DFD713CE1B}	3c9773b0e8501577244f91e44afc5ee80cb3eafd9888e50ad9b8bcd1e7a933c4.exe
Key created	\REGISTRY\MACHINE\Software\Classes\WOW6432Node\CLSID\{D7D16E04-F8D4-4528-A1DF-63D8551F47F6}\InprocServer32	3c9773b0e8501577244f91e44afc5ee80cb3eafd9888e50ad9b8bcd1e7a933c4.exe
Key created	\REGISTRY\MACHINE\Software\Classes\WOW6432Node\CLSID\{7729E040-054E-4E23-B08E-24DFD713CE1B}	3c9773b0e8501577244f91e44afc5ee80cb3eafd9888e50ad9b8bcd1e7a933c4.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D7D16E04-F8D4-4528-A1DF-63D8551F47F6}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\\\Windows8.dll"	3c9773b0e8501577244f91e44afc5ee80cb3eafd9888e50ad9b8bcd1e7a933c4.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D7D16E04-F8D4-4528-A1DF-63D8551F47F6}\ = "MS"	3c9773b0e8501577244f91e44afc5ee80cb3eafd9888e50ad9b8bcd1e7a933c4.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D7D16E04-F8D4-4528-A1DF-63D8551F47F6}\InprocServer32	3c9773b0e8501577244f91e44afc5ee80cb3eafd9888e50ad9b8bcd1e7a933c4.exe
Key created	\REGISTRY\MACHINE\Software\Classes\WOW6432Node\CLSID\{D7D16E04-F8D4-4528-A1DF-63D8551F47F6}	3c9773b0e8501577244f91e44afc5ee80cb3eafd9888e50ad9b8bcd1e7a933c4.exe
Key created	\REGISTRY\MACHINE\Software\Classes\WOW6432Node\CLSID\{7729E040-054E-4E23-B08E-24DFD713CE1B}\InprocServer32	3c9773b0e8501577244f91e44afc5ee80cb3eafd9888e50ad9b8bcd1e7a933c4.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7729E040-054E-4E23-B08E-24DFD713CE1B}\InprocServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\\\1.dll"	3c9773b0e8501577244f91e44afc5ee80cb3eafd9888e50ad9b8bcd1e7a933c4.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7729E040-054E-4E23-B08E-24DFD713CE1B}\ = "MS"	3c9773b0e8501577244f91e44afc5ee80cb3eafd9888e50ad9b8bcd1e7a933c4.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{1f3427c8-5c10-4210-aa03-2ee45287d668}\Instance\	msedge.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7729E040-054E-4E23-B08E-24DFD713CE1B}\	3c9773b0e8501577244f91e44afc5ee80cb3eafd9888e50ad9b8bcd1e7a933c4.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D7D16E04-F8D4-4528-A1DF-63D8551F47F6}\	3c9773b0e8501577244f91e44afc5ee80cb3eafd9888e50ad9b8bcd1e7a933c4.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D7D16E04-F8D4-4528-A1DF-63D8551F47F6}\InprocServer32\ThreadingModel = "Apartment"	3c9773b0e8501577244f91e44afc5ee80cb3eafd9888e50ad9b8bcd1e7a933c4.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{D7D16E04-F8D4-4528-A1DF-63D8551F47F6}	3c9773b0e8501577244f91e44afc5ee80cb3eafd9888e50ad9b8bcd1e7a933c4.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{7729E040-054E-4E23-B08E-24DFD713CE1B}\InprocServer32	3c9773b0e8501577244f91e44afc5ee80cb3eafd9888e50ad9b8bcd1e7a933c4.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

msedge.exemsedge.exe

pid process

4696 msedge.exe
4696 msedge.exe
3552 msedge.exe
3552 msedge.exe
Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 2 IoCs

Processes:

msedge.exe

pid process

3552 msedge.exe
3552 msedge.exe
Suspicious use of FindShellTrayWindow 3 IoCs

Processes:

msedge.exe

pid process

3552 msedge.exe
3552 msedge.exe
3552 msedge.exe

pid	process
4696	msedge.exe
4696	msedge.exe
3552	msedge.exe
3552	msedge.exe

pid	process
3552	msedge.exe
3552	msedge.exe

pid	process
3552	msedge.exe
3552	msedge.exe
3552	msedge.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

3c9773b0e8501577244f91e44afc5ee80cb3eafd9888e50ad9b8bcd1e7a933c4.exemsedge.exe

description	pid	process	target process
PID 1916 wrote to memory of 3552	1916	3c9773b0e8501577244f91e44afc5ee80cb3eafd9888e50ad9b8bcd1e7a933c4.exe	msedge.exe
PID 1916 wrote to memory of 3552	1916	3c9773b0e8501577244f91e44afc5ee80cb3eafd9888e50ad9b8bcd1e7a933c4.exe	msedge.exe
PID 3552 wrote to memory of 3380	3552	msedge.exe	msedge.exe
PID 3552 wrote to memory of 3380	3552	msedge.exe	msedge.exe
PID 3552 wrote to memory of 2188	3552	msedge.exe	msedge.exe
PID 3552 wrote to memory of 2188	3552	msedge.exe	msedge.exe
PID 3552 wrote to memory of 2188	3552	msedge.exe	msedge.exe
PID 3552 wrote to memory of 2188	3552	msedge.exe	msedge.exe
PID 3552 wrote to memory of 2188	3552	msedge.exe	msedge.exe
PID 3552 wrote to memory of 2188	3552	msedge.exe	msedge.exe
PID 3552 wrote to memory of 2188	3552	msedge.exe	msedge.exe
PID 3552 wrote to memory of 2188	3552	msedge.exe	msedge.exe
PID 3552 wrote to memory of 2188	3552	msedge.exe	msedge.exe
PID 3552 wrote to memory of 2188	3552	msedge.exe	msedge.exe
PID 3552 wrote to memory of 2188	3552	msedge.exe	msedge.exe
PID 3552 wrote to memory of 2188	3552	msedge.exe	msedge.exe
PID 3552 wrote to memory of 2188	3552	msedge.exe	msedge.exe
PID 3552 wrote to memory of 2188	3552	msedge.exe	msedge.exe
PID 3552 wrote to memory of 2188	3552	msedge.exe	msedge.exe
PID 3552 wrote to memory of 2188	3552	msedge.exe	msedge.exe
PID 3552 wrote to memory of 2188	3552	msedge.exe	msedge.exe
PID 3552 wrote to memory of 2188	3552	msedge.exe	msedge.exe
PID 3552 wrote to memory of 2188	3552	msedge.exe	msedge.exe
PID 3552 wrote to memory of 2188	3552	msedge.exe	msedge.exe
PID 3552 wrote to memory of 2188	3552	msedge.exe	msedge.exe
PID 3552 wrote to memory of 2188	3552	msedge.exe	msedge.exe
PID 3552 wrote to memory of 2188	3552	msedge.exe	msedge.exe
PID 3552 wrote to memory of 2188	3552	msedge.exe	msedge.exe
PID 3552 wrote to memory of 2188	3552	msedge.exe	msedge.exe
PID 3552 wrote to memory of 2188	3552	msedge.exe	msedge.exe
PID 3552 wrote to memory of 2188	3552	msedge.exe	msedge.exe
PID 3552 wrote to memory of 2188	3552	msedge.exe	msedge.exe
PID 3552 wrote to memory of 2188	3552	msedge.exe	msedge.exe
PID 3552 wrote to memory of 2188	3552	msedge.exe	msedge.exe
PID 3552 wrote to memory of 2188	3552	msedge.exe	msedge.exe
PID 3552 wrote to memory of 2188	3552	msedge.exe	msedge.exe
PID 3552 wrote to memory of 2188	3552	msedge.exe	msedge.exe
PID 3552 wrote to memory of 2188	3552	msedge.exe	msedge.exe
PID 3552 wrote to memory of 2188	3552	msedge.exe	msedge.exe
PID 3552 wrote to memory of 2188	3552	msedge.exe	msedge.exe
PID 3552 wrote to memory of 2188	3552	msedge.exe	msedge.exe
PID 3552 wrote to memory of 2188	3552	msedge.exe	msedge.exe
PID 3552 wrote to memory of 2188	3552	msedge.exe	msedge.exe
PID 3552 wrote to memory of 2188	3552	msedge.exe	msedge.exe
PID 3552 wrote to memory of 4696	3552	msedge.exe	msedge.exe
PID 3552 wrote to memory of 4696	3552	msedge.exe	msedge.exe
PID 3552 wrote to memory of 4088	3552	msedge.exe	msedge.exe
PID 3552 wrote to memory of 4088	3552	msedge.exe	msedge.exe
PID 3552 wrote to memory of 4088	3552	msedge.exe	msedge.exe
PID 3552 wrote to memory of 4088	3552	msedge.exe	msedge.exe
PID 3552 wrote to memory of 4088	3552	msedge.exe	msedge.exe
PID 3552 wrote to memory of 4088	3552	msedge.exe	msedge.exe
PID 3552 wrote to memory of 4088	3552	msedge.exe	msedge.exe
PID 3552 wrote to memory of 4088	3552	msedge.exe	msedge.exe
PID 3552 wrote to memory of 4088	3552	msedge.exe	msedge.exe
PID 3552 wrote to memory of 4088	3552	msedge.exe	msedge.exe
PID 3552 wrote to memory of 4088	3552	msedge.exe	msedge.exe
PID 3552 wrote to memory of 4088	3552	msedge.exe	msedge.exe
PID 3552 wrote to memory of 4088	3552	msedge.exe	msedge.exe
PID 3552 wrote to memory of 4088	3552	msedge.exe	msedge.exe
PID 3552 wrote to memory of 4088	3552	msedge.exe	msedge.exe
PID 3552 wrote to memory of 4088	3552	msedge.exe	msedge.exe
PID 3552 wrote to memory of 4088	3552	msedge.exe	msedge.exe
PID 3552 wrote to memory of 4088	3552	msedge.exe	msedge.exe

C:\Users\Admin\AppData\Local\Temp\3c9773b0e8501577244f91e44afc5ee80cb3eafd9888e50ad9b8bcd1e7a933c4.exe
"C:\Users\Admin\AppData\Local\Temp\3c9773b0e8501577244f91e44afc5ee80cb3eafd9888e50ad9b8bcd1e7a933c4.exe"
1⤵
- Installs/modifies Browser Helper Object
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:1916

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --single-argument http://www.vibeflog.com/maggatinha/p/23410497
2⤵
- Enumerates system info in registry
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:3552

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=92.0.4515.131 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=92.0.902.67 --initial-client-data=0xfc,0x100,0x104,0xd8,0x108,0x7ff84f7446f8,0x7ff84f744708,0x7ff84f744718
3⤵
PID:3380

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2116,13519833424515282931,10777997098597614217,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2136 /prefetch:2
3⤵
PID:2188

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --field-trial-handle=2116,13519833424515282931,10777997098597614217,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2424 /prefetch:3
3⤵
- Suspicious behavior: EnumeratesProcesses
PID:4696

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --field-trial-handle=2116,13519833424515282931,10777997098597614217,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2060 /prefetch:8
3⤵
PID:4088

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2116,13519833424515282931,10777997098597614217,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3804 /prefetch:1
3⤵
PID:2632

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --field-trial-handle=2116,13519833424515282931,10777997098597614217,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=1 --renderer-client-id=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=2664 /prefetch:1
3⤵
PID:1796

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2116,13519833424515282931,10777997098597614217,131072 --disable-gpu-sandbox --use-gl=disabled --gpu-vendor-id=5140 --gpu-device-id=140 --gpu-sub-system-id=0 --gpu-revision=0 --gpu-driver-version=10.0.19041.546 --gpu-preferences=UAAAAAAAAADoAAAQAAAAAAAAAAAAAAAAAABgAAAEAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=5264 /prefetch:2
3⤵
PID:3480

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3652

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Browser Extensions

1

T1176

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

2

T1082

Query Registry

1

T1012

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

\??\pipe\LOCAL\crashpad_3552_FOEITDQBSDMVSHFT
MD5
d41d8cd98f00b204e9800998ecf8427e

SHA1
da39a3ee5e6b4b0d3255bfef95601890afd80709

SHA256
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

SHA512
cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

Download Submit
memory/1796-145-0x0000000000000000-mapping.dmp

Download
memory/1916-132-0x0000000000400000-0x00000000004DD000-memory.dmp

Filesize
884KB

Download
memory/1916-134-0x0000000000400000-0x00000000004DD000-memory.dmp

Filesize
884KB

Download
memory/2188-137-0x0000000000000000-mapping.dmp

Download
memory/2632-143-0x0000000000000000-mapping.dmp

Download
memory/3380-135-0x0000000000000000-mapping.dmp

Download
memory/3480-146-0x0000000000000000-mapping.dmp

Download
memory/3552-133-0x0000000000000000-mapping.dmp

Download
memory/4088-141-0x0000000000000000-mapping.dmp

Download
memory/4696-138-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads