tinba | 559264a82c150d5b658083ca57f764b62cd37077f86dbb6029b5cbc7500494ed

Analysis

max time kernel
149s
max time network
148s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
28-11-2024 06:29

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General

Target

559264a82c150d5b658083ca57f764b62cd37077f86dbb6029b5cbc7500494ed.exe
Size

110KB
MD5

2d2b55cf3d94c834e3727a49b769c6cf
SHA1

6e77f7fc6828e8171387fff3b7bb73cb3a429ca6
SHA256

559264a82c150d5b658083ca57f764b62cd37077f86dbb6029b5cbc7500494ed
SHA512

2c4faf05e9206a7626cd0573685a919be0920baad40aaa486891ad020a8d6687af464094d0c68ecea2dddec5e7747e098a1c89d997c9f32c96ebedb8522d6f2f
SSDEEP

1536:YiLOvRmmQegJfBbmAQ256/ZrwWnwqjhurmKFcxL8JQ2r0EA:YiyvRmDLs/ZrwWJjAqGcRJ2hA

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-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows\CurrentVersion\Run\45AF1F18 = "C:\\Users\\Admin\\AppData\\Roaming\\45AF1F18\\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/1956-0-0x0000000000400000-0x000000000041E000-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	559264a82c150d5b658083ca57f764b62cd37077f86dbb6029b5cbc7500494ed.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2176	winver.exe
2176	winver.exe
2176	winver.exe
2176	winver.exe
2176	winver.exe
2176	winver.exe
2176	winver.exe
2176	winver.exe
2176	winver.exe
2176	winver.exe
2176	winver.exe
2176	winver.exe
2176	winver.exe
2176	winver.exe
2176	winver.exe
2176	winver.exe
2176	winver.exe
2176	winver.exe
2176	winver.exe
2176	winver.exe
2176	winver.exe
2176	winver.exe
2176	winver.exe
2176	winver.exe
2176	winver.exe
2176	winver.exe
2176	winver.exe
2176	winver.exe
2176	winver.exe
2176	winver.exe
2176	winver.exe
2176	winver.exe
2176	winver.exe
2176	winver.exe
2176	winver.exe
2176	winver.exe
2176	winver.exe
2176	winver.exe
2176	winver.exe
2176	winver.exe
2176	winver.exe
2176	winver.exe
2176	winver.exe
2176	winver.exe
2176	winver.exe
2176	winver.exe
2176	winver.exe
2176	winver.exe
2176	winver.exe
2176	winver.exe
2176	winver.exe
2176	winver.exe
2176	winver.exe
2176	winver.exe
2176	winver.exe
2176	winver.exe
2176	winver.exe
2176	winver.exe
2176	winver.exe
2176	winver.exe
2176	winver.exe
2176	winver.exe
2176	winver.exe
2176	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2176	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1956 wrote to memory of 2176	1956	559264a82c150d5b658083ca57f764b62cd37077f86dbb6029b5cbc7500494ed.exe	31
PID 1956 wrote to memory of 2176	1956	559264a82c150d5b658083ca57f764b62cd37077f86dbb6029b5cbc7500494ed.exe	31
PID 1956 wrote to memory of 2176	1956	559264a82c150d5b658083ca57f764b62cd37077f86dbb6029b5cbc7500494ed.exe	31
PID 1956 wrote to memory of 2176	1956	559264a82c150d5b658083ca57f764b62cd37077f86dbb6029b5cbc7500494ed.exe	31
PID 1956 wrote to memory of 2176	1956	559264a82c150d5b658083ca57f764b62cd37077f86dbb6029b5cbc7500494ed.exe	31
PID 2176 wrote to memory of 1200	2176	winver.exe	21
PID 2176 wrote to memory of 1120	2176	winver.exe	19
PID 2176 wrote to memory of 1168	2176	winver.exe	20
PID 2176 wrote to memory of 1200	2176	winver.exe	21
PID 2176 wrote to memory of 2040	2176	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1120

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1168

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1200
- C:\Users\Admin\AppData\Local\Temp\559264a82c150d5b658083ca57f764b62cd37077f86dbb6029b5cbc7500494ed.exe
  "C:\Users\Admin\AppData\Local\Temp\559264a82c150d5b658083ca57f764b62cd37077f86dbb6029b5cbc7500494ed.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1956
- - 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:2176

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:2040

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/1120-26-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download
memory/1120-27-0x00000000774A1000-0x00000000774A2000-memory.dmp

Filesize
4KB

Download
memory/1168-29-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1168-20-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1200-3-0x0000000002EE0000-0x0000000002EE6000-memory.dmp

Filesize
24KB

Download
memory/1200-4-0x0000000002EE0000-0x0000000002EE6000-memory.dmp

Filesize
24KB

Download
memory/1200-2-0x0000000002EE0000-0x0000000002EE6000-memory.dmp

Filesize
24KB

Download
memory/1200-28-0x00000000029E0000-0x00000000029E6000-memory.dmp

Filesize
24KB

Download
memory/1200-22-0x00000000029E0000-0x00000000029E6000-memory.dmp

Filesize
24KB

Download
memory/1200-10-0x00000000774A1000-0x00000000774A2000-memory.dmp

Filesize
4KB

Download
memory/1956-5-0x0000000001CC0000-0x00000000026C0000-memory.dmp

Filesize
10.0MB

Download
memory/1956-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/1956-0-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/1956-12-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/1956-13-0x0000000001CC0000-0x00000000026C0000-memory.dmp

Filesize
10.0MB

Download
memory/2040-32-0x00000000774A1000-0x00000000774A2000-memory.dmp

Filesize
4KB

Download
memory/2040-25-0x0000000001EB0000-0x0000000001EB6000-memory.dmp

Filesize
24KB

Download
memory/2040-31-0x0000000001EB0000-0x0000000001EB6000-memory.dmp

Filesize
24KB

Download
memory/2176-9-0x000000007764F000-0x0000000077651000-memory.dmp

Filesize
8KB

Download
memory/2176-11-0x0000000077450000-0x00000000775F9000-memory.dmp

Filesize
1.7MB

Download
memory/2176-8-0x000000007764F000-0x0000000077650000-memory.dmp

Filesize
4KB

Download
memory/2176-7-0x0000000077650000-0x0000000077651000-memory.dmp

Filesize
4KB

Download
memory/2176-30-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/2176-6-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download