tinba | 8807d139b129d4dfa3830b3ac37f2a04277535e3dcd07aab7b68c26445d8c509

General

Target

84dc4025c140310aac726fbcb8b71ed0N.exe
Size

225KB
MD5

84dc4025c140310aac726fbcb8b71ed0
SHA1

c313b4b0279174bf7e96d2faf1feb1c8e418172a
SHA256

8807d139b129d4dfa3830b3ac37f2a04277535e3dcd07aab7b68c26445d8c509
SHA512

9d107b4b60aed2e540a0c5aae69c817c1fe79941957db8e1f8b54f8097d7b56883245a97ac98821ca956889202c1689003c615ffdb12dc511c100397568134d1
SSDEEP

6144:eA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:eATuTAnKGwUAW3ycQqgf

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

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-1-5-21-3551809350-4263495960-1443967649-1000\Software\Microsoft\Windows\CurrentVersion\Run\0BE56B66 = "C:\\Users\\Admin\\AppData\\Roaming\\0BE56B66\\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	84dc4025c140310aac726fbcb8b71ed0N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 46 IoCs

pid	Process
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe
2760	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2760	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2984 wrote to memory of 2760	2984	84dc4025c140310aac726fbcb8b71ed0N.exe	31
PID 2984 wrote to memory of 2760	2984	84dc4025c140310aac726fbcb8b71ed0N.exe	31
PID 2984 wrote to memory of 2760	2984	84dc4025c140310aac726fbcb8b71ed0N.exe	31
PID 2984 wrote to memory of 2760	2984	84dc4025c140310aac726fbcb8b71ed0N.exe	31
PID 2984 wrote to memory of 2760	2984	84dc4025c140310aac726fbcb8b71ed0N.exe	31
PID 2760 wrote to memory of 1180	2760	winver.exe	21
PID 2760 wrote to memory of 1108	2760	winver.exe	19
PID 2760 wrote to memory of 1152	2760	winver.exe	20
PID 2760 wrote to memory of 1180	2760	winver.exe	21
PID 2760 wrote to memory of 464	2760	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1108

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1152

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1180
- C:\Users\Admin\AppData\Local\Temp\84dc4025c140310aac726fbcb8b71ed0N.exe
  "C:\Users\Admin\AppData\Local\Temp\84dc4025c140310aac726fbcb8b71ed0N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2984
- - 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:2760

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:464

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/464-26-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

Filesize
24KB

Download
memory/464-20-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

Filesize
24KB

Download
memory/1108-27-0x0000000000490000-0x0000000000496000-memory.dmp

Filesize
24KB

Download
memory/1108-11-0x0000000000490000-0x0000000000496000-memory.dmp

Filesize
24KB

Download
memory/1152-14-0x0000000001EB0000-0x0000000001EB6000-memory.dmp

Filesize
24KB

Download
memory/1152-24-0x0000000001EB0000-0x0000000001EB6000-memory.dmp

Filesize
24KB

Download
memory/1180-17-0x00000000029C0000-0x00000000029C6000-memory.dmp

Filesize
24KB

Download
memory/1180-6-0x0000000002600000-0x0000000002606000-memory.dmp

Filesize
24KB

Download
memory/1180-3-0x0000000002600000-0x0000000002606000-memory.dmp

Filesize
24KB

Download
memory/1180-25-0x00000000029C0000-0x00000000029C6000-memory.dmp

Filesize
24KB

Download
memory/1180-1-0x0000000002600000-0x0000000002606000-memory.dmp

Filesize
24KB

Download
memory/2760-23-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2760-4-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/2760-29-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2984-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads