tinba | 2dc6aabf91d533f1db357c0d2cd629b258ef631f9c19468e6cb27af4f4da0a65

General

Target

2dc6aabf91d533f1db357c0d2cd629b258ef631f9c19468e6cb27af4f4da0a65N.exe
Size

225KB
MD5

dcd8e89031092e3d6bcf4bd271797b10
SHA1

e7b125e360e0ac02d72ed2eb90ea009fef5ebd5a
SHA256

2dc6aabf91d533f1db357c0d2cd629b258ef631f9c19468e6cb27af4f4da0a65
SHA512

0a950f707dc26e7b8af694e14e4f111eb69086c48da3bf1eb2760bee3a0e0e0156c3d4a973073270ba0336d5b9872c02d5f2d4c32cdb79ae635d4e1059c18a17
SSDEEP

6144:PA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:PATuTAnKGwUAW3ycQqgX

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\213E21AE = "C:\\Users\\Admin\\AppData\\Roaming\\213E21AE\\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	2dc6aabf91d533f1db357c0d2cd629b258ef631f9c19468e6cb27af4f4da0a65N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 46 IoCs

pid	Process
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe
2856	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2856	winver.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3008 wrote to memory of 2856	3008	2dc6aabf91d533f1db357c0d2cd629b258ef631f9c19468e6cb27af4f4da0a65N.exe	31
PID 3008 wrote to memory of 2856	3008	2dc6aabf91d533f1db357c0d2cd629b258ef631f9c19468e6cb27af4f4da0a65N.exe	31
PID 3008 wrote to memory of 2856	3008	2dc6aabf91d533f1db357c0d2cd629b258ef631f9c19468e6cb27af4f4da0a65N.exe	31
PID 3008 wrote to memory of 2856	3008	2dc6aabf91d533f1db357c0d2cd629b258ef631f9c19468e6cb27af4f4da0a65N.exe	31
PID 3008 wrote to memory of 2856	3008	2dc6aabf91d533f1db357c0d2cd629b258ef631f9c19468e6cb27af4f4da0a65N.exe	31
PID 2856 wrote to memory of 1172	2856	winver.exe	21
PID 2856 wrote to memory of 1052	2856	winver.exe	18
PID 2856 wrote to memory of 1128	2856	winver.exe	20
PID 2856 wrote to memory of 1172	2856	winver.exe	21

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1052

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1128

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1172
- C:\Users\Admin\AppData\Local\Temp\2dc6aabf91d533f1db357c0d2cd629b258ef631f9c19468e6cb27af4f4da0a65N.exe
  "C:\Users\Admin\AppData\Local\Temp\2dc6aabf91d533f1db357c0d2cd629b258ef631f9c19468e6cb27af4f4da0a65N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3008
- - 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:2856

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/1052-21-0x0000000000410000-0x0000000000416000-memory.dmp

Filesize
24KB

Download
memory/1052-11-0x0000000000410000-0x0000000000416000-memory.dmp

Filesize
24KB

Download
memory/1128-23-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1128-14-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1172-3-0x00000000025C0000-0x00000000025C6000-memory.dmp

Filesize
24KB

Download
memory/1172-6-0x00000000025C0000-0x00000000025C6000-memory.dmp

Filesize
24KB

Download
memory/1172-1-0x00000000025C0000-0x00000000025C6000-memory.dmp

Filesize
24KB

Download
memory/1172-17-0x0000000002A30000-0x0000000002A36000-memory.dmp

Filesize
24KB

Download
memory/1172-22-0x0000000002A30000-0x0000000002A36000-memory.dmp

Filesize
24KB

Download
memory/2856-4-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/2856-20-0x00000000002C0000-0x00000000002C6000-memory.dmp

Filesize
24KB

Download
memory/2856-25-0x00000000002C0000-0x00000000002C6000-memory.dmp

Filesize
24KB

Download
memory/3008-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads