tinba | 01022bb7443b902cf5fd3d2b699a696323ab78b85ec391962cd6a2d67e67c690

Analysis

max time kernel
149s
max time network
153s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
22-11-2024 19:07

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General

Target

01022bb7443b902cf5fd3d2b699a696323ab78b85ec391962cd6a2d67e67c690.exe
Size

45KB
MD5

147ca749d8a5e287a4abd184207fb26c
SHA1

95db84db03ce1f4222dded3f31f49d5f28d7263d
SHA256

01022bb7443b902cf5fd3d2b699a696323ab78b85ec391962cd6a2d67e67c690
SHA512

212c5fbc2c786f07d2a624d1eae67db31d4e82fcee3992498477ad3dab8597d7a4758e48ab35fc7fff80ccc66ec88ccd354709249bc5ce7665818d23d82d9975
SSDEEP

768:/hP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ2f:psWE9N5dFu53dsniQaB/xZ14n7zIF+qr

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-1-5-21-2703099537-420551529-3771253338-1000\Software\Microsoft\Windows\CurrentVersion\Run\EF18CB5F = "C:\\Users\\Admin\\AppData\\Roaming\\EF18CB5F\\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/2136-0-0x0000000000400000-0x000000000041D000-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	01022bb7443b902cf5fd3d2b699a696323ab78b85ec391962cd6a2d67e67c690.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe
2564	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2564	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2136 wrote to memory of 2564	2136	01022bb7443b902cf5fd3d2b699a696323ab78b85ec391962cd6a2d67e67c690.exe	31
PID 2136 wrote to memory of 2564	2136	01022bb7443b902cf5fd3d2b699a696323ab78b85ec391962cd6a2d67e67c690.exe	31
PID 2136 wrote to memory of 2564	2136	01022bb7443b902cf5fd3d2b699a696323ab78b85ec391962cd6a2d67e67c690.exe	31
PID 2136 wrote to memory of 2564	2136	01022bb7443b902cf5fd3d2b699a696323ab78b85ec391962cd6a2d67e67c690.exe	31
PID 2136 wrote to memory of 2564	2136	01022bb7443b902cf5fd3d2b699a696323ab78b85ec391962cd6a2d67e67c690.exe	31
PID 2564 wrote to memory of 1288	2564	winver.exe	21
PID 2564 wrote to memory of 1112	2564	winver.exe	19
PID 2564 wrote to memory of 1204	2564	winver.exe	20
PID 2564 wrote to memory of 1288	2564	winver.exe	21
PID 2564 wrote to memory of 1616	2564	winver.exe	25

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1112

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1204

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1288
- C:\Users\Admin\AppData\Local\Temp\01022bb7443b902cf5fd3d2b699a696323ab78b85ec391962cd6a2d67e67c690.exe
  "C:\Users\Admin\AppData\Local\Temp\01022bb7443b902cf5fd3d2b699a696323ab78b85ec391962cd6a2d67e67c690.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2136
- - 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:2564

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1616

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/1112-27-0x0000000000310000-0x0000000000316000-memory.dmp

Filesize
24KB

Download
memory/1204-19-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1204-26-0x0000000077B81000-0x0000000077B82000-memory.dmp

Filesize
4KB

Download
memory/1204-25-0x00000000001B0000-0x00000000001B6000-memory.dmp

Filesize
24KB

Download
memory/1288-3-0x0000000002D80000-0x0000000002D86000-memory.dmp

Filesize
24KB

Download
memory/1288-10-0x0000000077B81000-0x0000000077B82000-memory.dmp

Filesize
4KB

Download
memory/1288-2-0x0000000002D80000-0x0000000002D86000-memory.dmp

Filesize
24KB

Download
memory/1288-21-0x00000000021A0000-0x00000000021A6000-memory.dmp

Filesize
24KB

Download
memory/1288-4-0x0000000002D80000-0x0000000002D86000-memory.dmp

Filesize
24KB

Download
memory/1288-30-0x00000000021A0000-0x00000000021A6000-memory.dmp

Filesize
24KB

Download
memory/1616-29-0x0000000077B81000-0x0000000077B82000-memory.dmp

Filesize
4KB

Download
memory/1616-28-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

Filesize
24KB

Download
memory/1616-24-0x0000000001DA0000-0x0000000001DA6000-memory.dmp

Filesize
24KB

Download
memory/2136-12-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2136-13-0x0000000001C50000-0x0000000002650000-memory.dmp

Filesize
10.0MB

Download
memory/2136-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2136-5-0x0000000001C50000-0x0000000002650000-memory.dmp

Filesize
10.0MB

Download
memory/2136-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2564-6-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/2564-7-0x0000000077D30000-0x0000000077D31000-memory.dmp

Filesize
4KB

Download
memory/2564-8-0x0000000077D2F000-0x0000000077D30000-memory.dmp

Filesize
4KB

Download
memory/2564-9-0x0000000077D2F000-0x0000000077D31000-memory.dmp

Filesize
8KB

Download
memory/2564-11-0x0000000077B30000-0x0000000077CD9000-memory.dmp

Filesize
1.7MB

Download
memory/2564-31-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download