tinba | b5f67b32c02c9034f0a92992be773609d1f84194491659a9137381344b094847

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
26-12-2024 16:01

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General

Target

b5f67b32c02c9034f0a92992be773609d1f84194491659a9137381344b094847.exe
Size

104KB
MD5

74a0d2e995e70af7b0e01fd471c86a16
SHA1

723e0af3468eba5a70e407960ec2da92ef9e27ba
SHA256

b5f67b32c02c9034f0a92992be773609d1f84194491659a9137381344b094847
SHA512

8ab82f407297381231d1963f2134c8602d7d76841323d159c402a6408f4d85a7356645258cf55e101ef4f794dd32d96637cd5207f6077d6e75dd2f5b7a4b8d15
SSDEEP

1536:81GNlcMPNOdcrnSIkh6SwQm4PmakHFdXo1+sL44CYoBh37cGv5GTxt:2DMPQIkub4ua6FNoYxTXBh3n2xt

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-1-5-21-1163522206-1469769407-485553996-1000\Software\Microsoft\Windows\CurrentVersion\Run\95631530 = "C:\\Users\\Admin\\AppData\\Roaming\\95631530\\bin.exe"	winver.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1272 set thread context of 2132	1272	b5f67b32c02c9034f0a92992be773609d1f84194491659a9137381344b094847.exe	30

System Location Discovery: System Language Discovery 1 TTPs 3 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	b5f67b32c02c9034f0a92992be773609d1f84194491659a9137381344b094847.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b5f67b32c02c9034f0a92992be773609d1f84194491659a9137381344b094847.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
1272	b5f67b32c02c9034f0a92992be773609d1f84194491659a9137381344b094847.exe
1272	b5f67b32c02c9034f0a92992be773609d1f84194491659a9137381344b094847.exe
2340	winver.exe
2340	winver.exe
2340	winver.exe
2340	winver.exe
2340	winver.exe
2340	winver.exe
2340	winver.exe
2340	winver.exe
2340	winver.exe
2340	winver.exe
2340	winver.exe
2340	winver.exe
2340	winver.exe
2340	winver.exe
2340	winver.exe
2340	winver.exe
2340	winver.exe
2340	winver.exe
2340	winver.exe
2340	winver.exe
2340	winver.exe
2340	winver.exe
2340	winver.exe
2340	winver.exe
2340	winver.exe
2340	winver.exe
2340	winver.exe
2340	winver.exe
2340	winver.exe
2340	winver.exe
2340	winver.exe
2340	winver.exe
2340	winver.exe
2340	winver.exe
2340	winver.exe
2340	winver.exe
2340	winver.exe
2340	winver.exe
2340	winver.exe
2340	winver.exe
2340	winver.exe
2340	winver.exe
2340	winver.exe
2340	winver.exe
2340	winver.exe
2340	winver.exe
2340	winver.exe
2340	winver.exe
2340	winver.exe
2340	winver.exe
2340	winver.exe
2340	winver.exe
2340	winver.exe
2340	winver.exe
2340	winver.exe
2340	winver.exe
2340	winver.exe
2340	winver.exe
2340	winver.exe
2340	winver.exe
2340	winver.exe
2340	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2340	winver.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1272	b5f67b32c02c9034f0a92992be773609d1f84194491659a9137381344b094847.exe
1272	b5f67b32c02c9034f0a92992be773609d1f84194491659a9137381344b094847.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 1272 wrote to memory of 2132	1272	b5f67b32c02c9034f0a92992be773609d1f84194491659a9137381344b094847.exe	30
PID 1272 wrote to memory of 2132	1272	b5f67b32c02c9034f0a92992be773609d1f84194491659a9137381344b094847.exe	30
PID 1272 wrote to memory of 2132	1272	b5f67b32c02c9034f0a92992be773609d1f84194491659a9137381344b094847.exe	30
PID 1272 wrote to memory of 2132	1272	b5f67b32c02c9034f0a92992be773609d1f84194491659a9137381344b094847.exe	30
PID 1272 wrote to memory of 2132	1272	b5f67b32c02c9034f0a92992be773609d1f84194491659a9137381344b094847.exe	30
PID 1272 wrote to memory of 2132	1272	b5f67b32c02c9034f0a92992be773609d1f84194491659a9137381344b094847.exe	30
PID 1272 wrote to memory of 2132	1272	b5f67b32c02c9034f0a92992be773609d1f84194491659a9137381344b094847.exe	30
PID 1272 wrote to memory of 2132	1272	b5f67b32c02c9034f0a92992be773609d1f84194491659a9137381344b094847.exe	30
PID 2132 wrote to memory of 2340	2132	b5f67b32c02c9034f0a92992be773609d1f84194491659a9137381344b094847.exe	31
PID 2132 wrote to memory of 2340	2132	b5f67b32c02c9034f0a92992be773609d1f84194491659a9137381344b094847.exe	31
PID 2132 wrote to memory of 2340	2132	b5f67b32c02c9034f0a92992be773609d1f84194491659a9137381344b094847.exe	31
PID 2132 wrote to memory of 2340	2132	b5f67b32c02c9034f0a92992be773609d1f84194491659a9137381344b094847.exe	31
PID 2132 wrote to memory of 2340	2132	b5f67b32c02c9034f0a92992be773609d1f84194491659a9137381344b094847.exe	31
PID 2340 wrote to memory of 1200	2340	winver.exe	21
PID 2340 wrote to memory of 1104	2340	winver.exe	19
PID 2340 wrote to memory of 1160	2340	winver.exe	20
PID 2340 wrote to memory of 1200	2340	winver.exe	21
PID 2340 wrote to memory of 1876	2340	winver.exe	25

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1104

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1160

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1200
- C:\Users\Admin\AppData\Local\Temp\b5f67b32c02c9034f0a92992be773609d1f84194491659a9137381344b094847.exe
  "C:\Users\Admin\AppData\Local\Temp\b5f67b32c02c9034f0a92992be773609d1f84194491659a9137381344b094847.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1272
- - C:\Users\Admin\AppData\Local\Temp\b5f67b32c02c9034f0a92992be773609d1f84194491659a9137381344b094847.exe
    C:\Users\Admin\AppData\Local\Temp\b5f67b32c02c9034f0a92992be773609d1f84194491659a9137381344b094847.exe
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2132
  - - C:\Windows\SysWOW64\winver.exe
      winver
      4⤵
      Adds Run key to start application
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of FindShellTrayWindow
      Suspicious use of WriteProcessMemory
      PID:2340

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1876

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1104-37-0x0000000001FB0000-0x0000000001FB6000-memory.dmp

Filesize
24KB

Download
memory/1104-38-0x00000000779B1000-0x00000000779B2000-memory.dmp

Filesize
4KB

Download
memory/1160-39-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

Filesize
24KB

Download
memory/1160-27-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

Filesize
24KB

Download
memory/1200-17-0x00000000779B1000-0x00000000779B2000-memory.dmp

Filesize
4KB

Download
memory/1200-11-0x0000000002600000-0x0000000002606000-memory.dmp

Filesize
24KB

Download
memory/1200-10-0x0000000002600000-0x0000000002606000-memory.dmp

Filesize
24KB

Download
memory/1200-29-0x0000000002610000-0x0000000002616000-memory.dmp

Filesize
24KB

Download
memory/1200-34-0x0000000002610000-0x0000000002616000-memory.dmp

Filesize
24KB

Download
memory/1200-15-0x0000000002600000-0x0000000002606000-memory.dmp

Filesize
24KB

Download
memory/1272-0-0x0000000000290000-0x0000000000294000-memory.dmp

Filesize
16KB

Download
memory/1876-36-0x00000000779B1000-0x00000000779B2000-memory.dmp

Filesize
4KB

Download
memory/1876-35-0x0000000001F50000-0x0000000001F56000-memory.dmp

Filesize
24KB

Download
memory/1876-32-0x0000000001F50000-0x0000000001F56000-memory.dmp

Filesize
24KB

Download
memory/2132-1-0x00000000001B0000-0x00000000002AA000-memory.dmp

Filesize
1000KB

Download
memory/2132-9-0x0000000000400000-0x000000000141D000-memory.dmp

Filesize
16.1MB

Download
memory/2132-12-0x0000000000401000-0x0000000000405000-memory.dmp

Filesize
16KB

Download
memory/2132-13-0x0000000000400000-0x0000000000404200-memory.dmp

Filesize
16KB

Download
memory/2132-3-0x0000000000400000-0x000000000141D000-memory.dmp

Filesize
16.1MB

Download
memory/2132-5-0x0000000000400000-0x000000000141D000-memory.dmp

Filesize
16.1MB

Download
memory/2132-7-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2340-21-0x00000000000B0000-0x00000000000B6000-memory.dmp

Filesize
24KB

Download
memory/2340-14-0x0000000000291000-0x0000000000292000-memory.dmp

Filesize
4KB

Download
memory/2340-33-0x00000000001A0000-0x00000000001A1000-memory.dmp

Filesize
4KB

Download
memory/2340-16-0x0000000000290000-0x00000000002A6000-memory.dmp

Filesize
88KB

Download
memory/2340-40-0x0000000077960000-0x0000000077B09000-memory.dmp

Filesize
1.7MB

Download