tinba | f8d71622661096e0516e7d9d247069c6c23e4ac5834e91cdd122378275a2ec6e

Analysis

max time kernel
118s
max time network
118s
platform
windows7_x64
resource
win7-20250207-en
resource tags

arch:x64arch:x86image:win7-20250207-enlocale:en-usos:windows7-x64system
submitted
12-02-2025 18:54

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General

Target

f8d71622661096e0516e7d9d247069c6c23e4ac5834e91cdd122378275a2ec6eN.exe
Size

110KB
MD5

065cbd049e7bd90a4ed900c83d6755a0
SHA1

51d8b03c6a01b367da5167592f3990ea11054217
SHA256

f8d71622661096e0516e7d9d247069c6c23e4ac5834e91cdd122378275a2ec6e
SHA512

a5817eebcc8b8b25d1de17641a6ac6c6ad54a76e7e2ed1d9e56e18380c2a4319de4de577513127c585efdc7d4dc41ac0e176711a054c6c161a2c1d80882c4b4b
SSDEEP

1536:QiLOvRmmQegJfBbmAQ256/ZrwWnwqjhurmKFcxL8JQ2r0EQ:QiyvRmDLs/ZrwWJjAqGcRJ2hQ

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-1-5-21-677481364-2238709445-1347953534-1000\Software\Microsoft\Windows\CurrentVersion\Run\7001F7BC = "C:\\Users\\Admin\\AppData\\Roaming\\7001F7BC\\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/2948-0-0x0000000000400000-0x000000000041E000-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	f8d71622661096e0516e7d9d247069c6c23e4ac5834e91cdd122378275a2ec6eN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
1316	winver.exe
1316	winver.exe
1316	winver.exe
1316	winver.exe
1316	winver.exe
1316	winver.exe
1316	winver.exe
1316	winver.exe
1316	winver.exe
1316	winver.exe
1316	winver.exe
1316	winver.exe
1316	winver.exe
1316	winver.exe
1316	winver.exe
1316	winver.exe
1316	winver.exe
1316	winver.exe
1316	winver.exe
1316	winver.exe
1316	winver.exe
1316	winver.exe
1316	winver.exe
1316	winver.exe
1316	winver.exe
1316	winver.exe
1316	winver.exe
1316	winver.exe
1316	winver.exe
1316	winver.exe
1316	winver.exe
1316	winver.exe
1316	winver.exe
1316	winver.exe
1316	winver.exe
1316	winver.exe
1316	winver.exe
1316	winver.exe
1316	winver.exe
1316	winver.exe
1316	winver.exe
1316	winver.exe
1316	winver.exe
1316	winver.exe
1316	winver.exe
1316	winver.exe
1316	winver.exe
1316	winver.exe
1316	winver.exe
1316	winver.exe
1316	winver.exe
1316	winver.exe
1316	winver.exe
1316	winver.exe
1316	winver.exe
1316	winver.exe
1316	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1316	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2948 wrote to memory of 1316	2948	f8d71622661096e0516e7d9d247069c6c23e4ac5834e91cdd122378275a2ec6eN.exe	32
PID 2948 wrote to memory of 1316	2948	f8d71622661096e0516e7d9d247069c6c23e4ac5834e91cdd122378275a2ec6eN.exe	32
PID 2948 wrote to memory of 1316	2948	f8d71622661096e0516e7d9d247069c6c23e4ac5834e91cdd122378275a2ec6eN.exe	32
PID 2948 wrote to memory of 1316	2948	f8d71622661096e0516e7d9d247069c6c23e4ac5834e91cdd122378275a2ec6eN.exe	32
PID 2948 wrote to memory of 1316	2948	f8d71622661096e0516e7d9d247069c6c23e4ac5834e91cdd122378275a2ec6eN.exe	32
PID 1316 wrote to memory of 1196	1316	winver.exe	21
PID 1316 wrote to memory of 1104	1316	winver.exe	19
PID 1316 wrote to memory of 1168	1316	winver.exe	20
PID 1316 wrote to memory of 1196	1316	winver.exe	21
PID 1316 wrote to memory of 1308	1316	winver.exe	25

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1104

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

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1196
- C:\Users\Admin\AppData\Local\Temp\f8d71622661096e0516e7d9d247069c6c23e4ac5834e91cdd122378275a2ec6eN.exe
  "C:\Users\Admin\AppData\Local\Temp\f8d71622661096e0516e7d9d247069c6c23e4ac5834e91cdd122378275a2ec6eN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2948
- - 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:1316

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1308

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/1104-25-0x00000000020F0000-0x00000000020F6000-memory.dmp

Filesize
24KB

Download
memory/1104-26-0x0000000077AA1000-0x0000000077AA2000-memory.dmp

Filesize
4KB

Download
memory/1168-30-0x0000000001F90000-0x0000000001F96000-memory.dmp

Filesize
24KB

Download
memory/1168-20-0x0000000001F90000-0x0000000001F96000-memory.dmp

Filesize
24KB

Download
memory/1196-3-0x0000000002E40000-0x0000000002E46000-memory.dmp

Filesize
24KB

Download
memory/1196-2-0x0000000002E40000-0x0000000002E46000-memory.dmp

Filesize
24KB

Download
memory/1196-10-0x0000000077AA1000-0x0000000077AA2000-memory.dmp

Filesize
4KB

Download
memory/1196-4-0x0000000002E40000-0x0000000002E46000-memory.dmp

Filesize
24KB

Download
memory/1196-31-0x0000000002DF0000-0x0000000002DF6000-memory.dmp

Filesize
24KB

Download
memory/1196-22-0x0000000002DF0000-0x0000000002DF6000-memory.dmp

Filesize
24KB

Download
memory/1308-24-0x0000000001E20000-0x0000000001E26000-memory.dmp

Filesize
24KB

Download
memory/1308-27-0x0000000001E20000-0x0000000001E26000-memory.dmp

Filesize
24KB

Download
memory/1308-28-0x0000000077AA1000-0x0000000077AA2000-memory.dmp

Filesize
4KB

Download
memory/1316-11-0x0000000077A50000-0x0000000077BF9000-memory.dmp

Filesize
1.7MB

Download
memory/1316-29-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/1316-6-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/1316-7-0x0000000077C50000-0x0000000077C51000-memory.dmp

Filesize
4KB

Download
memory/1316-8-0x0000000077C4F000-0x0000000077C50000-memory.dmp

Filesize
4KB

Download
memory/1316-9-0x0000000077C4F000-0x0000000077C51000-memory.dmp

Filesize
8KB

Download
memory/1316-36-0x00000000001B0000-0x00000000001B1000-memory.dmp

Filesize
4KB

Download
memory/2948-13-0x0000000001CE0000-0x00000000026E0000-memory.dmp

Filesize
10.0MB

Download
memory/2948-12-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2948-0-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2948-5-0x0000000001CE0000-0x00000000026E0000-memory.dmp

Filesize
10.0MB

Download
memory/2948-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download