tinba | 27e5f0cc8d9acac5b0e98dd56b67ded58957a60167a0ef47a879cfb446f0041d

General

Target

27e5f0cc8d9acac5b0e98dd56b67ded58957a60167a0ef47a879cfb446f0041dN.exe
Size

225KB
MD5

93e77c0f34c6379bf129119aa2907cb0
SHA1

bb0bf5ed226dc2f9b41b516a5e6ad36813d15c07
SHA256

27e5f0cc8d9acac5b0e98dd56b67ded58957a60167a0ef47a879cfb446f0041d
SHA512

5ea311fdc734be7de89ac5b70621e5195b99c89deb7a56aaaa3fcf1c86beed4c172df74b1bb4c148a5dc1a2525886f62b43962db7b3162a86b721293bac280aa
SSDEEP

6144:vA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:vATuTAnKGwUAW3ycQqgf

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-1-5-21-1488793075-819845221-1497111674-1000\Software\Microsoft\Windows\CurrentVersion\Run\19934551 = "C:\\Users\\Admin\\AppData\\Roaming\\19934551\\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	27e5f0cc8d9acac5b0e98dd56b67ded58957a60167a0ef47a879cfb446f0041dN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 47 IoCs

pid	Process
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe
2692	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2692	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1800 wrote to memory of 2692	1800	27e5f0cc8d9acac5b0e98dd56b67ded58957a60167a0ef47a879cfb446f0041dN.exe	31
PID 1800 wrote to memory of 2692	1800	27e5f0cc8d9acac5b0e98dd56b67ded58957a60167a0ef47a879cfb446f0041dN.exe	31
PID 1800 wrote to memory of 2692	1800	27e5f0cc8d9acac5b0e98dd56b67ded58957a60167a0ef47a879cfb446f0041dN.exe	31
PID 1800 wrote to memory of 2692	1800	27e5f0cc8d9acac5b0e98dd56b67ded58957a60167a0ef47a879cfb446f0041dN.exe	31
PID 1800 wrote to memory of 2692	1800	27e5f0cc8d9acac5b0e98dd56b67ded58957a60167a0ef47a879cfb446f0041dN.exe	31
PID 2692 wrote to memory of 1216	2692	winver.exe	21
PID 2692 wrote to memory of 1116	2692	winver.exe	19
PID 2692 wrote to memory of 1172	2692	winver.exe	20
PID 2692 wrote to memory of 1216	2692	winver.exe	21
PID 2692 wrote to memory of 1284	2692	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1116

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1172

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1216
- C:\Users\Admin\AppData\Local\Temp\27e5f0cc8d9acac5b0e98dd56b67ded58957a60167a0ef47a879cfb446f0041dN.exe
  "C:\Users\Admin\AppData\Local\Temp\27e5f0cc8d9acac5b0e98dd56b67ded58957a60167a0ef47a879cfb446f0041dN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1800
- - 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:2692

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1284

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/1116-11-0x0000000000390000-0x0000000000396000-memory.dmp

Filesize
24KB

Download
memory/1116-26-0x0000000000390000-0x0000000000396000-memory.dmp

Filesize
24KB

Download
memory/1172-25-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

Filesize
24KB

Download
memory/1172-14-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

Filesize
24KB

Download
memory/1216-3-0x0000000002A10000-0x0000000002A16000-memory.dmp

Filesize
24KB

Download
memory/1216-6-0x0000000002A10000-0x0000000002A16000-memory.dmp

Filesize
24KB

Download
memory/1216-24-0x0000000002A20000-0x0000000002A26000-memory.dmp

Filesize
24KB

Download
memory/1216-1-0x0000000002A10000-0x0000000002A16000-memory.dmp

Filesize
24KB

Download
memory/1216-17-0x0000000002A20000-0x0000000002A26000-memory.dmp

Filesize
24KB

Download
memory/1284-20-0x0000000001CB0000-0x0000000001CB6000-memory.dmp

Filesize
24KB

Download
memory/1284-27-0x0000000001CB0000-0x0000000001CB6000-memory.dmp

Filesize
24KB

Download
memory/1800-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2692-23-0x0000000000250000-0x0000000000256000-memory.dmp

Filesize
24KB

Download
memory/2692-4-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2692-29-0x0000000000250000-0x0000000000256000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads