tinba | df40cdd62e96ca150bac13744b8080d180632aeb48e7ad790b48ad304057a432

General

Target

df40cdd62e96ca150bac13744b8080d180632aeb48e7ad790b48ad304057a432.exe
Size

45KB
MD5

e14ac9e9caac9d76fb50f974d8e9e401
SHA1

830ecee70379138939524708d1ae9761a831e098
SHA256

df40cdd62e96ca150bac13744b8080d180632aeb48e7ad790b48ad304057a432
SHA512

d71924624f5e780e84d4ec0647fda6e764647b1e79b69ce1814c834e3d6c7bb400268f2e89fa31c431788aaf15bad522c595aa8ee6f7d759cb615487378be369
SSDEEP

768:ZhP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ2f:DsWE9N5dFu53dsniQaB/xZ14n7zIF+qr

Score

10^/10

tinba banker discovery persistence trojan upx

Malware Config

Signatures

Tinba / TinyBanker
Banking trojan which uses packet sniffing to steal data.
trojan banker tinba
Tinba family
tinba

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

winver.exe

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\D94066AE = "C:\\Users\\Admin\\AppData\\Roaming\\D94066AE\\bin.exe"	winver.exe

UPX packed file 1 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/3668-0-0x0000000000400000-0x000000000041D000-memory.dmp	upx

Program crash 1 IoCs

Processes:

WerFault.exe

pid	pid_target	Process	procid_target
1540	4952	WerFault.exe	84

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

Processes:

df40cdd62e96ca150bac13744b8080d180632aeb48e7ad790b48ad304057a432.exewinver.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	df40cdd62e96ca150bac13744b8080d180632aeb48e7ad790b48ad304057a432.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

winver.exe

pid	Process
4952	winver.exe
4952	winver.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Explorer.EXE

description	pid	Process
Token: SeShutdownPrivilege	3376	Explorer.EXE
Token: SeCreatePagefilePrivilege	3376	Explorer.EXE

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

winver.exe

pid	Process
4952	winver.exe

Suspicious use of UnmapMainImage 1 IoCs

Processes:

Explorer.EXE

pid	Process
3376	Explorer.EXE

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

df40cdd62e96ca150bac13744b8080d180632aeb48e7ad790b48ad304057a432.exewinver.exe

description	pid	Process	procid_target
PID 3668 wrote to memory of 4952	3668	df40cdd62e96ca150bac13744b8080d180632aeb48e7ad790b48ad304057a432.exe	84
PID 3668 wrote to memory of 4952	3668	df40cdd62e96ca150bac13744b8080d180632aeb48e7ad790b48ad304057a432.exe	84
PID 3668 wrote to memory of 4952	3668	df40cdd62e96ca150bac13744b8080d180632aeb48e7ad790b48ad304057a432.exe	84
PID 3668 wrote to memory of 4952	3668	df40cdd62e96ca150bac13744b8080d180632aeb48e7ad790b48ad304057a432.exe	84
PID 4952 wrote to memory of 3376	4952	winver.exe	56
PID 4952 wrote to memory of 2664	4952	winver.exe	45

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2664

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
PID:3376
- C:\Users\Admin\AppData\Local\Temp\df40cdd62e96ca150bac13744b8080d180632aeb48e7ad790b48ad304057a432.exe
  "C:\Users\Admin\AppData\Local\Temp\df40cdd62e96ca150bac13744b8080d180632aeb48e7ad790b48ad304057a432.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3668
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:4952
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4952 -s 352
      4⤵
      Program crash
      PID:1540

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4952 -ip 4952
1⤵
PID:4528

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2664-15-0x00000000004A0000-0x00000000004A6000-memory.dmp

Filesize
24KB

Download
memory/3376-6-0x00007FFC7BE4D000-0x00007FFC7BE4E000-memory.dmp

Filesize
4KB

Download
memory/3376-3-0x0000000001E40000-0x0000000001E46000-memory.dmp

Filesize
24KB

Download
memory/3376-2-0x0000000001E40000-0x0000000001E46000-memory.dmp

Filesize
24KB

Download
memory/3376-11-0x00007FFC7BFE0000-0x00007FFC7BFE1000-memory.dmp

Filesize
4KB

Download
memory/3668-10-0x0000000002250000-0x0000000002C50000-memory.dmp

Filesize
10.0MB

Download
memory/3668-9-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/3668-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/3668-4-0x0000000002250000-0x0000000002C50000-memory.dmp

Filesize
10.0MB

Download
memory/3668-1-0x00000000004A0000-0x00000000004A1000-memory.dmp

Filesize
4KB

Download
memory/4952-5-0x0000000077642000-0x0000000077643000-memory.dmp

Filesize
4KB

Download
memory/4952-7-0x00007FFC7BDB0000-0x00007FFC7BFA5000-memory.dmp

Filesize
2.0MB

Download
memory/4952-13-0x0000000000B50000-0x0000000000B56000-memory.dmp

Filesize
24KB

Download
memory/4952-16-0x0000000000B50000-0x0000000000B56000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads