tinba | 97851ea7371010bd67c8bbae1d23629507667dfcf02004c97e2beedc86a6a0e9

Analysis

max time kernel
118s
max time network
118s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
03/01/2025, 12:23

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General

Target

97851ea7371010bd67c8bbae1d23629507667dfcf02004c97e2beedc86a6a0e9N.exe
Size

110KB
MD5

d714b0bd56f3462805bf17d97ab165a0
SHA1

fe8c79f628e74ee88d4380a4d477002c8f657a78
SHA256

97851ea7371010bd67c8bbae1d23629507667dfcf02004c97e2beedc86a6a0e9
SHA512

dc82107893b3b6333142badf3fecc1c882d565f0dd3801f26b15dd79cf807790921892fba61b6955736af86c35d41e1b7b329adad0a18b5fff3b1f7906b6d989
SSDEEP

1536:aiLOvRmmQegJfBbmAQ256/ZrwWnwqjhurmKFcxL8JQ2r0EA:aiyvRmDLs/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-1-5-21-1846800975-3917212583-2893086201-1000\Software\Microsoft\Windows\CurrentVersion\Run\1F1A081B = "C:\\Users\\Admin\\AppData\\Roaming\\1F1A081B\\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/2340-0-0x0000000000400000-0x000000000041E000-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	97851ea7371010bd67c8bbae1d23629507667dfcf02004c97e2beedc86a6a0e9N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe
2236	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2236	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2340 wrote to memory of 2236	2340	97851ea7371010bd67c8bbae1d23629507667dfcf02004c97e2beedc86a6a0e9N.exe	32
PID 2340 wrote to memory of 2236	2340	97851ea7371010bd67c8bbae1d23629507667dfcf02004c97e2beedc86a6a0e9N.exe	32
PID 2340 wrote to memory of 2236	2340	97851ea7371010bd67c8bbae1d23629507667dfcf02004c97e2beedc86a6a0e9N.exe	32
PID 2340 wrote to memory of 2236	2340	97851ea7371010bd67c8bbae1d23629507667dfcf02004c97e2beedc86a6a0e9N.exe	32
PID 2340 wrote to memory of 2236	2340	97851ea7371010bd67c8bbae1d23629507667dfcf02004c97e2beedc86a6a0e9N.exe	32
PID 2236 wrote to memory of 1208	2236	winver.exe	21
PID 2236 wrote to memory of 1116	2236	winver.exe	19
PID 2236 wrote to memory of 1168	2236	winver.exe	20
PID 2236 wrote to memory of 1208	2236	winver.exe	21
PID 2236 wrote to memory of 1628	2236	winver.exe	23

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1116

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

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1208
- C:\Users\Admin\AppData\Local\Temp\97851ea7371010bd67c8bbae1d23629507667dfcf02004c97e2beedc86a6a0e9N.exe
  "C:\Users\Admin\AppData\Local\Temp\97851ea7371010bd67c8bbae1d23629507667dfcf02004c97e2beedc86a6a0e9N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2340
- - 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:2236

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/1116-26-0x0000000077C31000-0x0000000077C32000-memory.dmp

Filesize
4KB

Download
memory/1116-27-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/1116-28-0x0000000077C31000-0x0000000077C32000-memory.dmp

Filesize
4KB

Download
memory/1168-21-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1168-31-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1208-23-0x00000000024D0000-0x00000000024D6000-memory.dmp

Filesize
24KB

Download
memory/1208-4-0x0000000002520000-0x0000000002526000-memory.dmp

Filesize
24KB

Download
memory/1208-3-0x0000000002520000-0x0000000002526000-memory.dmp

Filesize
24KB

Download
memory/1208-2-0x0000000002520000-0x0000000002526000-memory.dmp

Filesize
24KB

Download
memory/1208-10-0x0000000077C31000-0x0000000077C32000-memory.dmp

Filesize
4KB

Download
memory/1208-29-0x00000000024D0000-0x00000000024D6000-memory.dmp

Filesize
24KB

Download
memory/1628-33-0x0000000001C80000-0x0000000001C86000-memory.dmp

Filesize
24KB

Download
memory/1628-32-0x0000000077C31000-0x0000000077C32000-memory.dmp

Filesize
4KB

Download
memory/1628-25-0x0000000001C80000-0x0000000001C86000-memory.dmp

Filesize
24KB

Download
memory/2236-9-0x0000000077DDF000-0x0000000077DE1000-memory.dmp

Filesize
8KB

Download
memory/2236-6-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2236-7-0x0000000077DE0000-0x0000000077DE1000-memory.dmp

Filesize
4KB

Download
memory/2236-8-0x0000000077DDF000-0x0000000077DE0000-memory.dmp

Filesize
4KB

Download
memory/2236-30-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2236-11-0x0000000077BE0000-0x0000000077D89000-memory.dmp

Filesize
1.7MB

Download
memory/2236-38-0x00000000001B0000-0x00000000001B1000-memory.dmp

Filesize
4KB

Download
memory/2340-0-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2340-5-0x0000000001B80000-0x0000000002580000-memory.dmp

Filesize
10.0MB

Download
memory/2340-12-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2340-13-0x0000000001B80000-0x0000000002580000-memory.dmp

Filesize
10.0MB

Download
memory/2340-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download