Analysis
- max time kernel
146s - max time network
149s - platform
windows7_x64 - resource
win7-20220812-en - resource tags
- submitted
06/12/2022, 07:01
General
- Target DHLAWB-5024310182_1212.exe
- Size 898KB
- Sample221206-hs93made97
- SHA256 314cf1d9477fd2d1c1d46503bc2aa48ad0ca137c31bff40d3c821cf3b4ca3bc4
Malware Config
Extracted
-
formbook
-
d8ax
-
wQDD4HkJc+vErnk=
-
j7vdn039QTY5Gcs43SDb8R4gwLgFCI7s
-
ZqPN0enMl4As
-
kKK00fOMq6KZmHv6kZjEiTm3l1o=
-
CxCTti/0Dcs5qly/AVHoTg==
-
5TwVtD3wcevErnk=
-
/ieoWNXMl4As
-
caK67QvHGhmiEuKpidX2RA==
-
Bbyy3J6D1Qw=
-
LV5N2gOocvpbA/OB/w==
-
k7k2OMNsBY67libDOi4=
-
wuDokhS1jLo4mA==
-
RVGz6anMl4As
-
la40BCHFwoI/rpugbdoaWQ==
-
XmVnfY0nNACG5si5u8Ds6F79xw==
-
dpyQTuytl0/bShsFIYUaHRzIL4quYwxgTA==
-
yvmesDDPpTSrLhf5GlvvdaCZekhAsg==
-
obTEXhervaSWkSbDOi4=
-
ClZogXcOT1DcPyvgOKJM
-
Drlokv/cjLo4mA==
Signatures
- Formbook
Formbook is a data stealing malware which is capable of stealing data.
- Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
- Loads dropped DLL 1 IoCs
- Suspicious use of SetThreadContext 3 IoCs
- Gathers network information 2 TTPs 1 IoCs
Uses commandline utility to view network configuration.
- Modifies Internet Explorer settings 1 TTPs 1 IoCs
- Suspicious behavior: EnumeratesProcesses 17 IoCs
- Suspicious behavior: MapViewOfSection 7 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of FindShellTrayWindow 2 IoCs
- Suspicious use of SendNotifyMessage 2 IoCs
- Suspicious use of WriteProcessMemory 16 IoCs
Processes
-
C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\DHLAWB-5024310182_1212.exe"C:\Users\Admin\AppData\Local\Temp\DHLAWB-5024310182_1212.exe"2⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
-
C:\Users\Admin\AppData\Local\Temp\DHLAWB-5024310182_1212.exe"C:\Users\Admin\AppData\Local\Temp\DHLAWB-5024310182_1212.exe"3⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
-
-
-
C:\Windows\SysWOW64\ipconfig.exe"C:\Windows\SysWOW64\ipconfig.exe"2⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Gathers network information
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
-
C:\Program Files\Mozilla Firefox\Firefox.exe"C:\Program Files\Mozilla Firefox\Firefox.exe"3⤵
-
-
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
sqlite3.dll
memory/1096-54-0x0000000000020000-0x0000000000106000-memory.dmp
memory/1096-55-0x0000000075211000-0x0000000075213000-memory.dmp
memory/1096-56-0x00000000005C0000-0x00000000005D6000-memory.dmp
memory/1096-57-0x00000000005E0000-0x00000000005EE000-memory.dmp
memory/1096-58-0x0000000004E70000-0x0000000004EEC000-memory.dmp
memory/1096-59-0x0000000001F40000-0x0000000001F82000-memory.dmp
memory/1276-81-0x00000000072C0000-0x00000000073B2000-memory.dmp
memory/1276-79-0x00000000072C0000-0x00000000073B2000-memory.dmp
memory/1276-72-0x0000000007460000-0x00000000075EF000-memory.dmp
memory/1400-67-0x0000000000400000-0x000000000042E000-memory.dmp
memory/1400-63-0x0000000000400000-0x000000000042E000-memory.dmp
memory/1400-66-0x0000000000400000-0x000000000042E000-memory.dmp
memory/1400-69-0x0000000000810000-0x0000000000B13000-memory.dmp
memory/1400-71-0x0000000000280000-0x0000000000290000-memory.dmp
memory/1400-70-0x0000000000422000-0x0000000000424000-memory.dmp
memory/1400-68-0x0000000000401000-0x000000000042E000-memory.dmp
memory/1400-60-0x0000000000400000-0x000000000042E000-memory.dmp
memory/1400-61-0x0000000000400000-0x000000000042E000-memory.dmp
memory/1480-78-0x0000000000520000-0x00000000005AF000-memory.dmp
memory/1480-77-0x0000000002180000-0x0000000002483000-memory.dmp
memory/1480-80-0x0000000000080000-0x00000000000AD000-memory.dmp
memory/1480-76-0x0000000000080000-0x00000000000AD000-memory.dmp
memory/1480-75-0x00000000005B0000-0x00000000005BA000-memory.dmp