tinba | d3a27cf2fcd607e057dcadcb3f61384bda95537413398e64765bbb05d254815e

General

Target

d3a27cf2fcd607e057dcadcb3f61384bda95537413398e64765bbb05d254815eN.exe
Size

225KB
MD5

3cd8e1d3e9fdd1f11c59597cd9a4ee30
SHA1

75e02b3f1e3803e7da7d0147ca85a404f4566222
SHA256

d3a27cf2fcd607e057dcadcb3f61384bda95537413398e64765bbb05d254815e
SHA512

7743f2c87554c970c8cbdec92420ef2d156a9a178a75d6d1f8be83c66b930759b87cffbdc7a3bdb06ffc44009bf69f4dceb331e52f615b026752192ebeccdb82
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
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\1975DC89 = "C:\\Users\\Admin\\AppData\\Roaming\\1975DC89\\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	winver.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d3a27cf2fcd607e057dcadcb3f61384bda95537413398e64765bbb05d254815eN.exe

Suspicious behavior: EnumeratesProcesses 47 IoCs

pid	Process
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe
2744	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2744	winver.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 2072 wrote to memory of 2744	2072	d3a27cf2fcd607e057dcadcb3f61384bda95537413398e64765bbb05d254815eN.exe	31
PID 2072 wrote to memory of 2744	2072	d3a27cf2fcd607e057dcadcb3f61384bda95537413398e64765bbb05d254815eN.exe	31
PID 2072 wrote to memory of 2744	2072	d3a27cf2fcd607e057dcadcb3f61384bda95537413398e64765bbb05d254815eN.exe	31
PID 2072 wrote to memory of 2744	2072	d3a27cf2fcd607e057dcadcb3f61384bda95537413398e64765bbb05d254815eN.exe	31
PID 2072 wrote to memory of 2744	2072	d3a27cf2fcd607e057dcadcb3f61384bda95537413398e64765bbb05d254815eN.exe	31
PID 2744 wrote to memory of 1188	2744	winver.exe	21
PID 2744 wrote to memory of 1100	2744	winver.exe	19
PID 2744 wrote to memory of 1164	2744	winver.exe	20
PID 2744 wrote to memory of 1188	2744	winver.exe	21
PID 2744 wrote to memory of 1348	2744	winver.exe	25
PID 2744 wrote to memory of 2072	2744	winver.exe	29

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1100

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1164

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1188
- C:\Users\Admin\AppData\Local\Temp\d3a27cf2fcd607e057dcadcb3f61384bda95537413398e64765bbb05d254815eN.exe
  "C:\Users\Admin\AppData\Local\Temp\d3a27cf2fcd607e057dcadcb3f61384bda95537413398e64765bbb05d254815eN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2072
- - 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:2744

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1348

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/1100-29-0x0000000001F90000-0x0000000001F96000-memory.dmp

Filesize
24KB

Download
memory/1100-9-0x0000000001F90000-0x0000000001F96000-memory.dmp

Filesize
24KB

Download
memory/1164-12-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

Filesize
24KB

Download
memory/1164-28-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

Filesize
24KB

Download
memory/1188-15-0x0000000004110000-0x0000000004116000-memory.dmp

Filesize
24KB

Download
memory/1188-6-0x0000000002E20000-0x0000000002E26000-memory.dmp

Filesize
24KB

Download
memory/1188-1-0x0000000002E20000-0x0000000002E26000-memory.dmp

Filesize
24KB

Download
memory/1188-3-0x0000000002E20000-0x0000000002E26000-memory.dmp

Filesize
24KB

Download
memory/1188-26-0x0000000004110000-0x0000000004116000-memory.dmp

Filesize
24KB

Download
memory/1348-18-0x0000000001E80000-0x0000000001E86000-memory.dmp

Filesize
24KB

Download
memory/1348-27-0x0000000001E80000-0x0000000001E86000-memory.dmp

Filesize
24KB

Download
memory/2072-25-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2744-23-0x0000000000290000-0x0000000000296000-memory.dmp

Filesize
24KB

Download
memory/2744-4-0x00000000000F0000-0x00000000000F6000-memory.dmp

Filesize
24KB

Download
memory/2744-31-0x0000000000290000-0x0000000000296000-memory.dmp

Filesize
24KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads