tinba | 0be271fb54410507e2bd0d36baadd87587bd28ebb66edb50eb994f8b39f999bf

Analysis

max time kernel
149s
max time network
155s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
23-11-2024 03:55

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General

Target

0be271fb54410507e2bd0d36baadd87587bd28ebb66edb50eb994f8b39f999bf.exe
Size

89KB
MD5

6421c6e634b72e291523a41d900d44fb
SHA1

8e509ccd6a9b9bdbd2a18e933dab026b9f6fb030
SHA256

0be271fb54410507e2bd0d36baadd87587bd28ebb66edb50eb994f8b39f999bf
SHA512

28c453fb03c1beaa1d1c2eef10028d735075f875d634b9e02e78293cb873542fca9b9c9d9d149107db66eccb331c86711a3347f33126034545f9c4d8f306785e
SSDEEP

1536:4r+mFM2HXKZgixhIksu+XM5/HtAQ9Jox7e:q+4MJIkLZJNAQ9Jo9e

Score

10^/10

tinba banker discovery persistence trojan upx

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\3ECEA5AF = "C:\\Users\\Admin\\AppData\\Roaming\\3ECEA5AF\\bin.exe"	winver.exe

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/108-0-0x0000000000400000-0x0000000000418000-memory.dmp	upx

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	0be271fb54410507e2bd0d36baadd87587bd28ebb66edb50eb994f8b39f999bf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe
1244	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1244	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 108 wrote to memory of 1244	108	0be271fb54410507e2bd0d36baadd87587bd28ebb66edb50eb994f8b39f999bf.exe	30
PID 108 wrote to memory of 1244	108	0be271fb54410507e2bd0d36baadd87587bd28ebb66edb50eb994f8b39f999bf.exe	30
PID 108 wrote to memory of 1244	108	0be271fb54410507e2bd0d36baadd87587bd28ebb66edb50eb994f8b39f999bf.exe	30
PID 108 wrote to memory of 1244	108	0be271fb54410507e2bd0d36baadd87587bd28ebb66edb50eb994f8b39f999bf.exe	30
PID 108 wrote to memory of 1244	108	0be271fb54410507e2bd0d36baadd87587bd28ebb66edb50eb994f8b39f999bf.exe	30
PID 1244 wrote to memory of 1364	1244	winver.exe	20
PID 1244 wrote to memory of 1212	1244	winver.exe	18
PID 1244 wrote to memory of 1300	1244	winver.exe	19
PID 1244 wrote to memory of 1364	1244	winver.exe	20
PID 1244 wrote to memory of 1124	1244	winver.exe	22

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1212

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1300

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1364
- C:\Users\Admin\AppData\Local\Temp\0be271fb54410507e2bd0d36baadd87587bd28ebb66edb50eb994f8b39f999bf.exe
  "C:\Users\Admin\AppData\Local\Temp\0be271fb54410507e2bd0d36baadd87587bd28ebb66edb50eb994f8b39f999bf.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:108
- - 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:1244

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1124

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/108-5-0x0000000001BF0000-0x00000000025F0000-memory.dmp

Filesize
10.0MB

Download
memory/108-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/108-0-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/108-14-0x0000000001BF0000-0x00000000025F0000-memory.dmp

Filesize
10.0MB

Download
memory/108-13-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/1124-30-0x0000000077A01000-0x0000000077A02000-memory.dmp

Filesize
4KB

Download
memory/1124-29-0x0000000001E30000-0x0000000001E36000-memory.dmp

Filesize
24KB

Download
memory/1124-25-0x0000000001E30000-0x0000000001E36000-memory.dmp

Filesize
24KB

Download
memory/1212-26-0x00000000002E0000-0x00000000002E6000-memory.dmp

Filesize
24KB

Download
memory/1212-27-0x0000000077A01000-0x0000000077A02000-memory.dmp

Filesize
4KB

Download
memory/1244-7-0x0000000077BB0000-0x0000000077BB1000-memory.dmp

Filesize
4KB

Download
memory/1244-8-0x0000000077BAF000-0x0000000077BB0000-memory.dmp

Filesize
4KB

Download
memory/1244-9-0x0000000077BAF000-0x0000000077BB1000-memory.dmp

Filesize
8KB

Download
memory/1244-6-0x0000000000100000-0x0000000000106000-memory.dmp

Filesize
24KB

Download
memory/1244-11-0x00000000779B0000-0x0000000077B59000-memory.dmp

Filesize
1.7MB

Download
memory/1244-32-0x0000000000100000-0x0000000000106000-memory.dmp

Filesize
24KB

Download
memory/1300-21-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1300-31-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1364-10-0x0000000077A01000-0x0000000077A02000-memory.dmp

Filesize
4KB

Download
memory/1364-2-0x0000000002680000-0x0000000002686000-memory.dmp

Filesize
24KB

Download
memory/1364-28-0x0000000002200000-0x0000000002206000-memory.dmp

Filesize
24KB

Download
memory/1364-23-0x0000000002200000-0x0000000002206000-memory.dmp

Filesize
24KB

Download
memory/1364-3-0x0000000002680000-0x0000000002686000-memory.dmp

Filesize
24KB

Download
memory/1364-4-0x0000000002680000-0x0000000002686000-memory.dmp

Filesize
24KB

Download