tinba | 14c2506e8adf9b537cdc926e24e77ecb21083003a05b870c075e80eb77004fe5

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
04-12-2024 21:19

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General

Target

14c2506e8adf9b537cdc926e24e77ecb21083003a05b870c075e80eb77004fe5N.exe
Size

110KB
MD5

d53b0e0f20d0de458a5bbf575a397690
SHA1

75c718aff0b1019d747fabe5dcd0d89ba8c7d89f
SHA256

14c2506e8adf9b537cdc926e24e77ecb21083003a05b870c075e80eb77004fe5
SHA512

a941c8625e294229c2bc1dd2db420aa5e49c08a01b3c1af8d58c8dbc707425bd3911f2a828007cfc553667eee900345ce3c17cd3bb98285c02da7548cc269842
SSDEEP

1536:JiLOvRmmQegJfBbmAQ256/ZrwWnwqjhurmKFcxL8JQ2r0Eg:JiyvRmDLs/ZrwWJjAqGcRJ2hg

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-1-5-21-312935884-697965778-3955649944-1000\Software\Microsoft\Windows\CurrentVersion\Run\307EA596 = "C:\\Users\\Admin\\AppData\\Roaming\\307EA596\\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/2508-0-0x0000000000400000-0x000000000041E000-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	14c2506e8adf9b537cdc926e24e77ecb21083003a05b870c075e80eb77004fe5N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2992	winver.exe
2992	winver.exe
2992	winver.exe
2992	winver.exe
2992	winver.exe
2992	winver.exe
2992	winver.exe
2992	winver.exe
2992	winver.exe
2992	winver.exe
2992	winver.exe
2992	winver.exe
2992	winver.exe
2992	winver.exe
2992	winver.exe
2992	winver.exe
2992	winver.exe
2992	winver.exe
2992	winver.exe
2992	winver.exe
2992	winver.exe
2992	winver.exe
2992	winver.exe
2992	winver.exe
2992	winver.exe
2992	winver.exe
2992	winver.exe
2992	winver.exe
2992	winver.exe
2992	winver.exe
2992	winver.exe
2992	winver.exe
2992	winver.exe
2992	winver.exe
2992	winver.exe
2992	winver.exe
2992	winver.exe
2992	winver.exe
2992	winver.exe
2992	winver.exe
2992	winver.exe
2992	winver.exe
2992	winver.exe
2992	winver.exe
2992	winver.exe
2992	winver.exe
2992	winver.exe
2992	winver.exe
2992	winver.exe
2992	winver.exe
2992	winver.exe
2992	winver.exe
2992	winver.exe
2992	winver.exe
2992	winver.exe
2992	winver.exe
2992	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2992	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2508 wrote to memory of 2992	2508	14c2506e8adf9b537cdc926e24e77ecb21083003a05b870c075e80eb77004fe5N.exe	31
PID 2508 wrote to memory of 2992	2508	14c2506e8adf9b537cdc926e24e77ecb21083003a05b870c075e80eb77004fe5N.exe	31
PID 2508 wrote to memory of 2992	2508	14c2506e8adf9b537cdc926e24e77ecb21083003a05b870c075e80eb77004fe5N.exe	31
PID 2508 wrote to memory of 2992	2508	14c2506e8adf9b537cdc926e24e77ecb21083003a05b870c075e80eb77004fe5N.exe	31
PID 2508 wrote to memory of 2992	2508	14c2506e8adf9b537cdc926e24e77ecb21083003a05b870c075e80eb77004fe5N.exe	31
PID 2992 wrote to memory of 1192	2992	winver.exe	21
PID 2992 wrote to memory of 1104	2992	winver.exe	19
PID 2992 wrote to memory of 1160	2992	winver.exe	20
PID 2992 wrote to memory of 1192	2992	winver.exe	21
PID 2992 wrote to memory of 1388	2992	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:1160

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1192
- C:\Users\Admin\AppData\Local\Temp\14c2506e8adf9b537cdc926e24e77ecb21083003a05b870c075e80eb77004fe5N.exe
  "C:\Users\Admin\AppData\Local\Temp\14c2506e8adf9b537cdc926e24e77ecb21083003a05b870c075e80eb77004fe5N.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2508
- - 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:2992

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1388

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/1104-23-0x0000000077231000-0x0000000077232000-memory.dmp

Filesize
4KB

Download
memory/1104-21-0x0000000002170000-0x0000000002176000-memory.dmp

Filesize
24KB

Download
memory/1160-20-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

Filesize
24KB

Download
memory/1160-32-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

Filesize
24KB

Download
memory/1192-4-0x0000000002EC0000-0x0000000002EC6000-memory.dmp

Filesize
24KB

Download
memory/1192-31-0x00000000025E0000-0x00000000025E6000-memory.dmp

Filesize
24KB

Download
memory/1192-10-0x0000000077231000-0x0000000077232000-memory.dmp

Filesize
4KB

Download
memory/1192-2-0x0000000002EC0000-0x0000000002EC6000-memory.dmp

Filesize
24KB

Download
memory/1192-3-0x0000000002EC0000-0x0000000002EC6000-memory.dmp

Filesize
24KB

Download
memory/1192-24-0x00000000025E0000-0x00000000025E6000-memory.dmp

Filesize
24KB

Download
memory/1388-29-0x0000000077231000-0x0000000077232000-memory.dmp

Filesize
4KB

Download
memory/1388-28-0x0000000001F30000-0x0000000001F36000-memory.dmp

Filesize
24KB

Download
memory/1388-27-0x0000000001F30000-0x0000000001F36000-memory.dmp

Filesize
24KB

Download
memory/2508-12-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2508-13-0x0000000001D50000-0x0000000002750000-memory.dmp

Filesize
10.0MB

Download
memory/2508-0-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2508-5-0x0000000001D50000-0x0000000002750000-memory.dmp

Filesize
10.0MB

Download
memory/2508-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2992-7-0x00000000773E0000-0x00000000773E1000-memory.dmp

Filesize
4KB

Download
memory/2992-8-0x00000000773DF000-0x00000000773E0000-memory.dmp

Filesize
4KB

Download
memory/2992-9-0x00000000773DF000-0x00000000773E1000-memory.dmp

Filesize
8KB

Download
memory/2992-11-0x00000000771E0000-0x0000000077389000-memory.dmp

Filesize
1.7MB

Download
memory/2992-6-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/2992-30-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download
memory/2992-37-0x0000000000240000-0x0000000000241000-memory.dmp

Filesize
4KB

Download