tinba | 57f1c2fedb36ac1070e2d5940424d68ce9c1828afce85e9d3e32e1f54bb656a2

General

Target

57f1c2fedb36ac1070e2d5940424d68ce9c1828afce85e9d3e32e1f54bb656a2N.exe
Size

610KB
MD5

618297fad6ca4e29fcaec5f1844098d0
SHA1

54ccf73cff91089f1bfb3fd8f982b8c5b2573e6a
SHA256

57f1c2fedb36ac1070e2d5940424d68ce9c1828afce85e9d3e32e1f54bb656a2
SHA512

0faa195a8545f0b1ced177df4ecd65ede87106ad1209e6eb379b77acd68fb19bfa77423c2aab3ad0c9e190930fa25be84bc858a7dce97ad0b3a90a0beb302eb9
SSDEEP

12288:AATuTAnKGwUAW3ycQqgYo3CyWoKEY3ZQi7gfqOuuh+c:OT+KjUdQqboyyWoK1NGqzuhb

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-1-5-21-3290804112-2823094203-3137964600-1000\Software\Microsoft\Windows\CurrentVersion\Run\4F7155D4 = "C:\\Users\\Admin\\AppData\\Roaming\\4F7155D4\\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	57f1c2fedb36ac1070e2d5940424d68ce9c1828afce85e9d3e32e1f54bb656a2N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 47 IoCs

pid	Process
2244	winver.exe
2244	winver.exe
2244	winver.exe
2244	winver.exe
2244	winver.exe
2244	winver.exe
2244	winver.exe
2244	winver.exe
2244	winver.exe
2244	winver.exe
2244	winver.exe
2244	winver.exe
2244	winver.exe
2244	winver.exe
2244	winver.exe
2244	winver.exe
2244	winver.exe
2244	winver.exe
2244	winver.exe
2244	winver.exe
2244	winver.exe
2244	winver.exe
2244	winver.exe
2244	winver.exe
2244	winver.exe
2244	winver.exe
2244	winver.exe
2244	winver.exe
2244	winver.exe
2244	winver.exe
2244	winver.exe
2244	winver.exe
2244	winver.exe
2244	winver.exe
2244	winver.exe
2244	winver.exe
2244	winver.exe
2244	winver.exe
2244	winver.exe
2244	winver.exe
2244	winver.exe
2244	winver.exe
2244	winver.exe
2244	winver.exe
2244	winver.exe
2244	winver.exe
2244	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2244	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2372 wrote to memory of 2244	2372	57f1c2fedb36ac1070e2d5940424d68ce9c1828afce85e9d3e32e1f54bb656a2N.exe	31
PID 2372 wrote to memory of 2244	2372	57f1c2fedb36ac1070e2d5940424d68ce9c1828afce85e9d3e32e1f54bb656a2N.exe	31
PID 2372 wrote to memory of 2244	2372	57f1c2fedb36ac1070e2d5940424d68ce9c1828afce85e9d3e32e1f54bb656a2N.exe	31
PID 2372 wrote to memory of 2244	2372	57f1c2fedb36ac1070e2d5940424d68ce9c1828afce85e9d3e32e1f54bb656a2N.exe	31
PID 2372 wrote to memory of 2244	2372	57f1c2fedb36ac1070e2d5940424d68ce9c1828afce85e9d3e32e1f54bb656a2N.exe	31
PID 2244 wrote to memory of 1208	2244	winver.exe	21
PID 2244 wrote to memory of 1108	2244	winver.exe	19
PID 2244 wrote to memory of 1172	2244	winver.exe	20
PID 2244 wrote to memory of 1208	2244	winver.exe	21
PID 2244 wrote to memory of 1536	2244	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:1172

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1208
- C:\Users\Admin\AppData\Local\Temp\57f1c2fedb36ac1070e2d5940424d68ce9c1828afce85e9d3e32e1f54bb656a2N.exe
  "C:\Users\Admin\AppData\Local\Temp\57f1c2fedb36ac1070e2d5940424d68ce9c1828afce85e9d3e32e1f54bb656a2N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2372
- - 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:2244

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1536

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/1108-26-0x0000000002070000-0x0000000002076000-memory.dmp

Filesize
24KB

Download
memory/1108-11-0x0000000002070000-0x0000000002076000-memory.dmp

Filesize
24KB

Download
memory/1172-14-0x00000000002B0000-0x00000000002B6000-memory.dmp

Filesize
24KB

Download
memory/1172-27-0x00000000002B0000-0x00000000002B6000-memory.dmp

Filesize
24KB

Download
memory/1208-17-0x00000000025B0000-0x00000000025B6000-memory.dmp

Filesize
24KB

Download
memory/1208-3-0x0000000002560000-0x0000000002566000-memory.dmp

Filesize
24KB

Download
memory/1208-6-0x0000000002560000-0x0000000002566000-memory.dmp

Filesize
24KB

Download
memory/1208-1-0x0000000002560000-0x0000000002566000-memory.dmp

Filesize
24KB

Download
memory/1208-25-0x00000000025B0000-0x00000000025B6000-memory.dmp

Filesize
24KB

Download
memory/1536-20-0x0000000002480000-0x0000000002486000-memory.dmp

Filesize
24KB

Download
memory/1536-24-0x0000000002480000-0x0000000002486000-memory.dmp

Filesize
24KB

Download
memory/2244-4-0x0000000000270000-0x0000000000276000-memory.dmp

Filesize
24KB

Download
memory/2244-23-0x0000000000540000-0x0000000000546000-memory.dmp

Filesize
24KB

Download
memory/2244-29-0x0000000000540000-0x0000000000546000-memory.dmp

Filesize
24KB

Download
memory/2372-8-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads