tinba | f3034fbd7ea204a9caa2c7311c61fb488d48ff232bd2fa0d207cd82d94851a49

Analysis

max time kernel
119s
max time network
122s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
12/11/2024, 08:29

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General

Target

f3034fbd7ea204a9caa2c7311c61fb488d48ff232bd2fa0d207cd82d94851a49.exe
Size

88KB
MD5

e407d9a905f46781be334d6696ed69b8
SHA1

4ea19ea893fbd79b5bcbb6b2c40f0876ee1ea9dc
SHA256

f3034fbd7ea204a9caa2c7311c61fb488d48ff232bd2fa0d207cd82d94851a49
SHA512

08ab16fb47af7294374a28f7b18fe32c1a13696e0570fb115e73c601051234577768f21c03501c3c92ba184982e25c1779adc664f59953b3403e2d3a3b4992a2
SSDEEP

1536:Az44CpRkr9DXhHf3aOd/56RrkQqjh+rmKVsNj:AzvokZR/KM/ysjwqWsNj

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-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\3F589044 = "C:\\Users\\Admin\\AppData\\Roaming\\3F589044\\bin.exe"	winver.exe

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	f3034fbd7ea204a9caa2c7311c61fb488d48ff232bd2fa0d207cd82d94851a49.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe
2824	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2824	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2500 wrote to memory of 2824	2500	f3034fbd7ea204a9caa2c7311c61fb488d48ff232bd2fa0d207cd82d94851a49.exe	31
PID 2500 wrote to memory of 2824	2500	f3034fbd7ea204a9caa2c7311c61fb488d48ff232bd2fa0d207cd82d94851a49.exe	31
PID 2500 wrote to memory of 2824	2500	f3034fbd7ea204a9caa2c7311c61fb488d48ff232bd2fa0d207cd82d94851a49.exe	31
PID 2500 wrote to memory of 2824	2500	f3034fbd7ea204a9caa2c7311c61fb488d48ff232bd2fa0d207cd82d94851a49.exe	31
PID 2500 wrote to memory of 2824	2500	f3034fbd7ea204a9caa2c7311c61fb488d48ff232bd2fa0d207cd82d94851a49.exe	31
PID 2824 wrote to memory of 1204	2824	winver.exe	21
PID 2824 wrote to memory of 1104	2824	winver.exe	19
PID 2824 wrote to memory of 1168	2824	winver.exe	20
PID 2824 wrote to memory of 1204	2824	winver.exe	21
PID 2824 wrote to memory of 1628	2824	winver.exe	23

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

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\f3034fbd7ea204a9caa2c7311c61fb488d48ff232bd2fa0d207cd82d94851a49.exe
  "C:\Users\Admin\AppData\Local\Temp\f3034fbd7ea204a9caa2c7311c61fb488d48ff232bd2fa0d207cd82d94851a49.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2500
- - 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:2824

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1628

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/1104-24-0x0000000000310000-0x0000000000316000-memory.dmp

Filesize
24KB

Download
memory/1104-25-0x00000000773D1000-0x00000000773D2000-memory.dmp

Filesize
4KB

Download
memory/1168-29-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/1168-19-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/1204-3-0x0000000002930000-0x0000000002936000-memory.dmp

Filesize
24KB

Download
memory/1204-9-0x00000000773D1000-0x00000000773D2000-memory.dmp

Filesize
4KB

Download
memory/1204-26-0x00000000021F0000-0x00000000021F6000-memory.dmp

Filesize
24KB

Download
memory/1204-2-0x0000000002930000-0x0000000002936000-memory.dmp

Filesize
24KB

Download
memory/1204-21-0x00000000021F0000-0x00000000021F6000-memory.dmp

Filesize
24KB

Download
memory/1204-1-0x0000000002930000-0x0000000002936000-memory.dmp

Filesize
24KB

Download
memory/1628-28-0x00000000773D1000-0x00000000773D2000-memory.dmp

Filesize
4KB

Download
memory/1628-27-0x00000000022A0000-0x00000000022A6000-memory.dmp

Filesize
24KB

Download
memory/1628-23-0x00000000022A0000-0x00000000022A6000-memory.dmp

Filesize
24KB

Download
memory/2500-12-0x0000000001C70000-0x0000000002670000-memory.dmp

Filesize
10.0MB

Download
memory/2500-0-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2500-11-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/2500-4-0x0000000001C70000-0x0000000002670000-memory.dmp

Filesize
10.0MB

Download
memory/2824-5-0x0000000000090000-0x0000000000096000-memory.dmp

Filesize
24KB

Download
memory/2824-6-0x0000000077580000-0x0000000077581000-memory.dmp

Filesize
4KB

Download
memory/2824-7-0x000000007757F000-0x0000000077580000-memory.dmp

Filesize
4KB

Download
memory/2824-8-0x000000007757F000-0x0000000077581000-memory.dmp

Filesize
8KB

Download
memory/2824-10-0x0000000077380000-0x0000000077529000-memory.dmp

Filesize
1.7MB

Download
memory/2824-30-0x0000000000090000-0x0000000000096000-memory.dmp

Filesize
24KB

Download
memory/2824-35-0x0000000000690000-0x0000000000691000-memory.dmp

Filesize
4KB

Download