tinba | 55b816474c00281834ee0cfe085dc52d5397218aabd5ee680589e3f2c18879e2

General

Target

55b816474c00281834ee0cfe085dc52d5397218aabd5ee680589e3f2c18879e2N.exe
Size

225KB
MD5

cf0438c4355f001e50d0aed68fd21920
SHA1

a6b399850b0aa6fb9a034d14199c10f089771994
SHA256

55b816474c00281834ee0cfe085dc52d5397218aabd5ee680589e3f2c18879e2
SHA512

da3a635069e29d03413ee64b3e808baa4dd4d1d98440a001b0102df4673bef470d955f057477bb031580911c465adda5bbec544e6babc050f61a5cbdc4b3d888
SSDEEP

6144:JA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:JATuTAnKGwUAW3ycQqgf

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-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows\CurrentVersion\Run\97349D7B = "C:\\Users\\Admin\\AppData\\Roaming\\97349D7B\\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	55b816474c00281834ee0cfe085dc52d5397218aabd5ee680589e3f2c18879e2N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 46 IoCs

pid	Process
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2564	winver.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2844 wrote to memory of 2564	2844	55b816474c00281834ee0cfe085dc52d5397218aabd5ee680589e3f2c18879e2N.exe	31
PID 2844 wrote to memory of 2564	2844	55b816474c00281834ee0cfe085dc52d5397218aabd5ee680589e3f2c18879e2N.exe	31
PID 2844 wrote to memory of 2564	2844	55b816474c00281834ee0cfe085dc52d5397218aabd5ee680589e3f2c18879e2N.exe	31
PID 2844 wrote to memory of 2564	2844	55b816474c00281834ee0cfe085dc52d5397218aabd5ee680589e3f2c18879e2N.exe	31
PID 2844 wrote to memory of 2564	2844	55b816474c00281834ee0cfe085dc52d5397218aabd5ee680589e3f2c18879e2N.exe	31
PID 2564 wrote to memory of 1196	2564	winver.exe	21
PID 2564 wrote to memory of 1112	2564	winver.exe	19
PID 2564 wrote to memory of 1160	2564	winver.exe	20
PID 2564 wrote to memory of 1196	2564	winver.exe	21
PID 2564 wrote to memory of 276	2564	winver.exe	25
PID 2564 wrote to memory of 2844	2564	winver.exe	29

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1112

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1160

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1196
- C:\Users\Admin\AppData\Local\Temp\55b816474c00281834ee0cfe085dc52d5397218aabd5ee680589e3f2c18879e2N.exe
  "C:\Users\Admin\AppData\Local\Temp\55b816474c00281834ee0cfe085dc52d5397218aabd5ee680589e3f2c18879e2N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2844
- - 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:2564

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:276

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/276-29-0x0000000001C60000-0x0000000001C66000-memory.dmp

Filesize
24KB

Download
memory/276-20-0x0000000001C60000-0x0000000001C66000-memory.dmp

Filesize
24KB

Download
memory/1112-11-0x0000000000320000-0x0000000000326000-memory.dmp

Filesize
24KB

Download
memory/1112-26-0x0000000000320000-0x0000000000326000-memory.dmp

Filesize
24KB

Download
memory/1160-14-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1160-28-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1196-6-0x00000000025D0000-0x00000000025D6000-memory.dmp

Filesize
24KB

Download
memory/1196-17-0x0000000002D90000-0x0000000002D96000-memory.dmp

Filesize
24KB

Download
memory/1196-3-0x00000000025D0000-0x00000000025D6000-memory.dmp

Filesize
24KB

Download
memory/1196-27-0x0000000002D90000-0x0000000002D96000-memory.dmp

Filesize
24KB

Download
memory/1196-1-0x00000000025D0000-0x00000000025D6000-memory.dmp

Filesize
24KB

Download
memory/2564-25-0x0000000000260000-0x0000000000266000-memory.dmp

Filesize
24KB

Download
memory/2564-4-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/2564-31-0x0000000000260000-0x0000000000266000-memory.dmp

Filesize
24KB

Download
memory/2844-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads