tinba | b6ad21d287367219202c90a9a92dfa718f7335fa2c7d89ff7f5d9734087b913e

General

Target

b6ad21d287367219202c90a9a92dfa718f7335fa2c7d89ff7f5d9734087b913eN.exe
Size

225KB
MD5

1050183bcfcab4e3564af4b89ca75ef0
SHA1

366c0a249e8e8287a4fb6a765f11aba78fa0310e
SHA256

b6ad21d287367219202c90a9a92dfa718f7335fa2c7d89ff7f5d9734087b913e
SHA512

f7a507db4a32c29b65f47515f0d09d47a6b2549b3a06468e85064ffa8e6c3b9b46c6db9656359220439c699bdc7ed6bf035e96f5743688a6810527e8196cb595
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-1-5-21-3063565911-2056067323-3330884624-1000\Software\Microsoft\Windows\CurrentVersion\Run\BA1E1875 = "C:\\Users\\Admin\\AppData\\Roaming\\BA1E1875\\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	b6ad21d287367219202c90a9a92dfa718f7335fa2c7d89ff7f5d9734087b913eN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 46 IoCs

pid	Process
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe
2756	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2756	winver.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2316 wrote to memory of 2756	2316	b6ad21d287367219202c90a9a92dfa718f7335fa2c7d89ff7f5d9734087b913eN.exe	30
PID 2316 wrote to memory of 2756	2316	b6ad21d287367219202c90a9a92dfa718f7335fa2c7d89ff7f5d9734087b913eN.exe	30
PID 2316 wrote to memory of 2756	2316	b6ad21d287367219202c90a9a92dfa718f7335fa2c7d89ff7f5d9734087b913eN.exe	30
PID 2316 wrote to memory of 2756	2316	b6ad21d287367219202c90a9a92dfa718f7335fa2c7d89ff7f5d9734087b913eN.exe	30
PID 2316 wrote to memory of 2756	2316	b6ad21d287367219202c90a9a92dfa718f7335fa2c7d89ff7f5d9734087b913eN.exe	30
PID 2756 wrote to memory of 1204	2756	winver.exe	21
PID 2756 wrote to memory of 1116	2756	winver.exe	19
PID 2756 wrote to memory of 1168	2756	winver.exe	20
PID 2756 wrote to memory of 1204	2756	winver.exe	21
PID 2756 wrote to memory of 1636	2756	winver.exe	25
PID 2756 wrote to memory of 2316	2756	winver.exe	29

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

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1168

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1204
- C:\Users\Admin\AppData\Local\Temp\b6ad21d287367219202c90a9a92dfa718f7335fa2c7d89ff7f5d9734087b913eN.exe
  "C:\Users\Admin\AppData\Local\Temp\b6ad21d287367219202c90a9a92dfa718f7335fa2c7d89ff7f5d9734087b913eN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2316
- - 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:2756

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1636

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/1116-28-0x0000000000310000-0x0000000000316000-memory.dmp

Filesize
24KB

Download
memory/1116-9-0x0000000000310000-0x0000000000316000-memory.dmp

Filesize
24KB

Download
memory/1168-12-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1168-29-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1204-6-0x00000000025B0000-0x00000000025B6000-memory.dmp

Filesize
24KB

Download
memory/1204-15-0x0000000002DE0000-0x0000000002DE6000-memory.dmp

Filesize
24KB

Download
memory/1204-1-0x00000000025B0000-0x00000000025B6000-memory.dmp

Filesize
24KB

Download
memory/1204-3-0x00000000025B0000-0x00000000025B6000-memory.dmp

Filesize
24KB

Download
memory/1204-27-0x0000000002DE0000-0x0000000002DE6000-memory.dmp

Filesize
24KB

Download
memory/1636-18-0x0000000001D30000-0x0000000001D36000-memory.dmp

Filesize
24KB

Download
memory/1636-26-0x0000000001D30000-0x0000000001D36000-memory.dmp

Filesize
24KB

Download
memory/2316-25-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2756-4-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/2756-24-0x00000000003E0000-0x00000000003E6000-memory.dmp

Filesize
24KB

Download
memory/2756-31-0x00000000003E0000-0x00000000003E6000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads