Analysis Overview
SHA256
2a67566a8aec9d59a72cb243c7fb719085e209f0489077230f857afa1e8ad7fb
Threat Level: Known bad
The file Dichromate.We was found to be: Known bad.
Malicious Activity Summary
Qakbot/Qbot
Drops file in System32 directory
Program crash
Unsigned PE
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Runs ping.exe
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2023-05-16 11:02
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2023-05-16 11:02
Reported
2023-05-16 11:05
Platform
win7-20230220-en
Max time kernel
150s
Max time network
135s
Command Line
Signatures
Qakbot/Qbot
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\rundll32.exe |
Runs ping.exe
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\ping.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wermgr.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wermgr.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wermgr.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wermgr.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wermgr.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wermgr.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wermgr.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wermgr.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wermgr.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\wermgr.exe | N/A |
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\Dichromate.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\Dichromate.dll,#1
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1692 -s 228
C:\Windows\system32\cmd.exe
"cmd.exe" /s /k pushd "C:\Users\Admin\Desktop"
C:\Windows\system32\rundll32.exe
rundll32 Dichromate.dll,print
C:\Windows\SysWOW64\rundll32.exe
rundll32 Dichromate.dll,print
C:\Windows\SysWOW64\wermgr.exe
C:\Windows\SysWOW64\wermgr.exe
C:\Windows\SysWOW64\ping.exe
ping -n 3 yahoo.com
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | yahoo.com | udp |
Files
memory/1844-54-0x00000000000F0000-0x00000000000F3000-memory.dmp
memory/1844-55-0x0000000010000000-0x0000000010024000-memory.dmp
memory/1084-60-0x00000000000B0000-0x00000000000B2000-memory.dmp
memory/1084-61-0x0000000000080000-0x00000000000A4000-memory.dmp
memory/1084-62-0x0000000000080000-0x00000000000A4000-memory.dmp
memory/1084-63-0x0000000000080000-0x00000000000A4000-memory.dmp
memory/1084-64-0x0000000000080000-0x00000000000A4000-memory.dmp
memory/1084-65-0x0000000000080000-0x00000000000A4000-memory.dmp
memory/1084-66-0x0000000000080000-0x00000000000A4000-memory.dmp
memory/1084-67-0x0000000000080000-0x00000000000A4000-memory.dmp
memory/1084-69-0x0000000000080000-0x00000000000A4000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-05-16 11:02
Reported
2023-05-16 11:05
Platform
win10v2004-20230220-en
Max time kernel
150s
Max time network
150s
Command Line
Signatures
Qakbot/Qbot
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\System32\%AppData%\Microsoft\Windows\Start Menu\Programs\Windows PowerShell\Windows PowerShell.lnk | C:\Windows\system32\WindowsPowerShell\v1.0\PowerShell.exe | N/A |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\rundll32.exe |
Runs ping.exe
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\ping.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: MapViewOfSection
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\system32\WindowsPowerShell\v1.0\PowerShell.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\Dichromate.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\Dichromate.dll,#1
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 4264 -ip 4264
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4264 -s 600
C:\Windows\System32\rundll32.exe
C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
C:\Windows\system32\WindowsPowerShell\v1.0\PowerShell.exe
"PowerShell.exe" -noexit -command Set-Location -literalPath 'C:\Users\Admin\AppData\Local\Temp'
C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" .\Dichromate.dll,print
C:\Windows\SysWOW64\rundll32.exe
"C:\Windows\system32\rundll32.exe" .\Dichromate.dll,print
C:\Windows\SysWOW64\wermgr.exe
C:\Windows\SysWOW64\wermgr.exe
C:\Windows\SysWOW64\ping.exe
ping -n 3 yahoo.com
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 17.160.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.17.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 20.189.173.6:443 | tcp | |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 13.107.4.50:80 | tcp | |
| US | 13.107.4.50:80 | tcp | |
| US | 13.107.4.50:80 | tcp | |
| US | 8.8.8.8:53 | 233.141.123.20.in-addr.arpa | udp |
| NL | 173.223.113.164:443 | tcp | |
| NL | 173.223.113.131:80 | tcp | |
| US | 131.253.33.203:80 | tcp | |
| US | 93.184.220.29:80 | tcp | |
| NL | 88.221.25.155:80 | tcp | |
| US | 8.8.8.8:53 | yahoo.com | udp |
| US | 8.8.8.8:53 | 8.3.197.209.in-addr.arpa | udp |
Files
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_x5htqjkn.hbi.ps1
| MD5 | d17fe0a3f47be24a6453e9ef58c94641 |
| SHA1 | 6ab83620379fc69f80c0242105ddffd7d98d5d9d |
| SHA256 | 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7 |
| SHA512 | 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82 |
memory/3628-144-0x000001A125F30000-0x000001A125F52000-memory.dmp
memory/3628-145-0x000001A126020000-0x000001A126030000-memory.dmp
memory/3628-146-0x000001A125FB0000-0x000001A125FF4000-memory.dmp
memory/3628-147-0x000001A126020000-0x000001A126030000-memory.dmp
memory/3628-148-0x000001A1264F0000-0x000001A126566000-memory.dmp
memory/3628-149-0x000001A126000000-0x000001A12601E000-memory.dmp
memory/3628-150-0x000001A126020000-0x000001A126030000-memory.dmp
memory/3628-151-0x000001A126020000-0x000001A126030000-memory.dmp
memory/3628-152-0x000001A126020000-0x000001A126030000-memory.dmp
memory/4716-156-0x0000000002630000-0x0000000002633000-memory.dmp
memory/4716-157-0x0000000010000000-0x0000000010024000-memory.dmp
memory/1224-162-0x0000000000150000-0x0000000000174000-memory.dmp
memory/1224-163-0x0000000000150000-0x0000000000174000-memory.dmp
memory/1224-164-0x0000000000150000-0x0000000000174000-memory.dmp
memory/1224-165-0x0000000000150000-0x0000000000174000-memory.dmp
memory/1224-166-0x0000000000150000-0x0000000000174000-memory.dmp
memory/1224-167-0x0000000000150000-0x0000000000174000-memory.dmp
memory/1224-168-0x0000000000150000-0x0000000000174000-memory.dmp
memory/1224-170-0x0000000000150000-0x0000000000174000-memory.dmp