tinba | c92607f14e44bb1f32adc2ed3bc1946dd2f61f7438438bf81d2e6dbe1712711d

Analysis

max time kernel
149s
max time network
149s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
24-01-2025 23:47

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General

Target

c92607f14e44bb1f32adc2ed3bc1946dd2f61f7438438bf81d2e6dbe1712711d.exe
Size

88KB
MD5

7beb9994dee9b59b2b17a061225b3a76
SHA1

c607536866abe459d7f9748277fbdb63f750a75f
SHA256

c92607f14e44bb1f32adc2ed3bc1946dd2f61f7438438bf81d2e6dbe1712711d
SHA512

113ee0eda3076cd42eb3ef6cf73b5e69a31863247cd16babf0943af7a490cbcd7378b90b8cc31a0935aa724a0649d1db0faf2fd2429856dc0d0cdf1f0ad7666e
SSDEEP

1536:Y5nfmIpxDWbUfd3aOPmxxEhvgCooXqRQqjh+rmKVsN:Y5fvp12UFKcD/6jwqWsN

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-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\35815CB4 = "C:\\Users\\Admin\\AppData\\Roaming\\35815CB4\\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	c92607f14e44bb1f32adc2ed3bc1946dd2f61f7438438bf81d2e6dbe1712711d.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe
2676	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2676	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2764 wrote to memory of 2676	2764	c92607f14e44bb1f32adc2ed3bc1946dd2f61f7438438bf81d2e6dbe1712711d.exe	32
PID 2764 wrote to memory of 2676	2764	c92607f14e44bb1f32adc2ed3bc1946dd2f61f7438438bf81d2e6dbe1712711d.exe	32
PID 2764 wrote to memory of 2676	2764	c92607f14e44bb1f32adc2ed3bc1946dd2f61f7438438bf81d2e6dbe1712711d.exe	32
PID 2764 wrote to memory of 2676	2764	c92607f14e44bb1f32adc2ed3bc1946dd2f61f7438438bf81d2e6dbe1712711d.exe	32
PID 2764 wrote to memory of 2676	2764	c92607f14e44bb1f32adc2ed3bc1946dd2f61f7438438bf81d2e6dbe1712711d.exe	32
PID 2676 wrote to memory of 1180	2676	winver.exe	21
PID 2676 wrote to memory of 1060	2676	winver.exe	18
PID 2676 wrote to memory of 1120	2676	winver.exe	19
PID 2676 wrote to memory of 1180	2676	winver.exe	21
PID 2676 wrote to memory of 1140	2676	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1060

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

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1180
- C:\Users\Admin\AppData\Local\Temp\c92607f14e44bb1f32adc2ed3bc1946dd2f61f7438438bf81d2e6dbe1712711d.exe
  "C:\Users\Admin\AppData\Local\Temp\c92607f14e44bb1f32adc2ed3bc1946dd2f61f7438438bf81d2e6dbe1712711d.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2764
- - 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:2676

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1140

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/1060-25-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/1120-18-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/1120-23-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/1120-24-0x0000000076D91000-0x0000000076D92000-memory.dmp

Filesize
4KB

Download
memory/1140-22-0x0000000001D60000-0x0000000001D66000-memory.dmp

Filesize
24KB

Download
memory/1140-34-0x0000000001D60000-0x0000000001D66000-memory.dmp

Filesize
24KB

Download
memory/1140-30-0x0000000076D91000-0x0000000076D92000-memory.dmp

Filesize
4KB

Download
memory/1140-29-0x0000000076D91000-0x0000000076D92000-memory.dmp

Filesize
4KB

Download
memory/1140-27-0x0000000001D60000-0x0000000001D66000-memory.dmp

Filesize
24KB

Download
memory/1180-9-0x0000000076D91000-0x0000000076D92000-memory.dmp

Filesize
4KB

Download
memory/1180-26-0x00000000025C0000-0x00000000025C6000-memory.dmp

Filesize
24KB

Download
memory/1180-2-0x0000000002D50000-0x0000000002D56000-memory.dmp

Filesize
24KB

Download
memory/1180-1-0x0000000002D50000-0x0000000002D56000-memory.dmp

Filesize
24KB

Download
memory/1180-3-0x0000000002D50000-0x0000000002D56000-memory.dmp

Filesize
24KB

Download
memory/1180-20-0x00000000025C0000-0x00000000025C6000-memory.dmp

Filesize
24KB

Download
memory/2676-6-0x0000000076F40000-0x0000000076F41000-memory.dmp

Filesize
4KB

Download
memory/2676-8-0x0000000076F3F000-0x0000000076F41000-memory.dmp

Filesize
8KB

Download
memory/2676-10-0x0000000076D40000-0x0000000076EE9000-memory.dmp

Filesize
1.7MB

Download
memory/2676-7-0x0000000076F3F000-0x0000000076F40000-memory.dmp

Filesize
4KB

Download
memory/2676-28-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/2676-5-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/2764-0-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2764-4-0x0000000001B50000-0x0000000002550000-memory.dmp

Filesize
10.0MB

Download
memory/2764-12-0x0000000001B50000-0x0000000002550000-memory.dmp

Filesize
10.0MB

Download
memory/2764-11-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download