tinba | a3df1a160245da7341acab0c304671b01a18822c25e1fdbe979474cea970b3a1

General

Target

a3df1a160245da7341acab0c304671b01a18822c25e1fdbe979474cea970b3a1.exe
Size

225KB
MD5

06dff8c65b33bb466e5e19d8cf39e226
SHA1

8609a7b6f358d3aa4a6819f29a513da95a55529d
SHA256

a3df1a160245da7341acab0c304671b01a18822c25e1fdbe979474cea970b3a1
SHA512

f82b24331f9175a034b7c5bf96db643375e9a30cdd309a27e5de025f991203e44b4136c404d65bc3e2916098db0ea05fa2a2ebc3ab30d9d4525a4448a506a65e
SSDEEP

6144:1A2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpY0:1ATuTAnKGwUAW3ycQqg9

Score

10^/10

tinba banker discovery persistence trojan

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

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3533259084-2542256011-65585152-1000\Software\Microsoft\Windows\CurrentVersion\Run\634AB8B7 = "C:\\Users\\Admin\\AppData\\Roaming\\634AB8B7\\bin.exe"	winver.exe

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

System Information Discovery
T1082

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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a3df1a160245da7341acab0c304671b01a18822c25e1fdbe979474cea970b3a1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 46 IoCs

pid	Process
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe
2764	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2764	winver.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1996 wrote to memory of 2764	1996	a3df1a160245da7341acab0c304671b01a18822c25e1fdbe979474cea970b3a1.exe	31
PID 1996 wrote to memory of 2764	1996	a3df1a160245da7341acab0c304671b01a18822c25e1fdbe979474cea970b3a1.exe	31
PID 1996 wrote to memory of 2764	1996	a3df1a160245da7341acab0c304671b01a18822c25e1fdbe979474cea970b3a1.exe	31
PID 1996 wrote to memory of 2764	1996	a3df1a160245da7341acab0c304671b01a18822c25e1fdbe979474cea970b3a1.exe	31
PID 1996 wrote to memory of 2764	1996	a3df1a160245da7341acab0c304671b01a18822c25e1fdbe979474cea970b3a1.exe	31
PID 2764 wrote to memory of 1196	2764	winver.exe	21
PID 2764 wrote to memory of 1104	2764	winver.exe	19
PID 2764 wrote to memory of 1164	2764	winver.exe	20
PID 2764 wrote to memory of 1196	2764	winver.exe	21
PID 2764 wrote to memory of 1672	2764	winver.exe	25
PID 2764 wrote to memory of 1996	2764	winver.exe	29

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1104

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1164

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1196
- C:\Users\Admin\AppData\Local\Temp\a3df1a160245da7341acab0c304671b01a18822c25e1fdbe979474cea970b3a1.exe
  "C:\Users\Admin\AppData\Local\Temp\a3df1a160245da7341acab0c304671b01a18822c25e1fdbe979474cea970b3a1.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1996
- - 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:2764

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1672

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 Information Discovery

1

T1082

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/1104-28-0x0000000001F10000-0x0000000001F16000-memory.dmp

Filesize
24KB

Download
memory/1104-9-0x0000000001F10000-0x0000000001F16000-memory.dmp

Filesize
24KB

Download
memory/1164-12-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/1164-29-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/1196-15-0x0000000002E10000-0x0000000002E16000-memory.dmp

Filesize
24KB

Download
memory/1196-6-0x0000000002E00000-0x0000000002E06000-memory.dmp

Filesize
24KB

Download
memory/1196-1-0x0000000002E00000-0x0000000002E06000-memory.dmp

Filesize
24KB

Download
memory/1196-3-0x0000000002E00000-0x0000000002E06000-memory.dmp

Filesize
24KB

Download
memory/1196-27-0x0000000002E10000-0x0000000002E16000-memory.dmp

Filesize
24KB

Download
memory/1672-18-0x0000000001E80000-0x0000000001E86000-memory.dmp

Filesize
24KB

Download
memory/1672-26-0x0000000001E80000-0x0000000001E86000-memory.dmp

Filesize
24KB

Download
memory/1996-25-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2764-23-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download
memory/2764-4-0x00000000000F0000-0x00000000000F6000-memory.dmp

Filesize
24KB

Download
memory/2764-31-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads