tinba | 22a4ab9eecf218b7f55460a2ea563f633f1bc6927ef3e5d3b6f9f652dd069237

Analysis

max time kernel
161s
max time network
166s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
05-07-2024 00:47

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General

Target

22a4ab9eecf218b7f55460a2ea563f633f1bc6927ef3e5d3b6f9f652dd069237.exe
Size

45KB
MD5

20e7e84ffe49f34407c2f114bdc4fc50
SHA1

e587a55f005e6202ddd066c0fe607c2204a4cfac
SHA256

22a4ab9eecf218b7f55460a2ea563f633f1bc6927ef3e5d3b6f9f652dd069237
SHA512

847097e24f752c8db524dafd9a55b126d6b8b77cb8309160935bb7b33eb89da563f3cc838fe89fb5960c0facd2e1f0b749b4813e8d7fd1cc7e7c68186d3a321b
SSDEEP

768:phP0kDE9N5dCA8J7VHXdrIniQaBTT+QQ+r1n4K8+C9TtIuCjaqUODvJVQ2f:zsWE9N5dFu53dsniQaB/xZ14n7zIF+qr

Score

10^/10

tinba banker persistence trojan upx

Malware Config

Signatures

Tinba / TinyBanker
Banking trojan which uses packet sniffing to steal data.
trojan banker tinba
UPX packed file 1 IoCs
Detects executables packed with UPX/modified UPX open source packer.
upx

Processes:

resource yara_rule

behavioral1/memory/2224-0-0x0000000000400000-0x000000000041D000-memory.dmp upx

resource	yara_rule
behavioral1/memory/2224-0-0x0000000000400000-0x000000000041D000-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

winver.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000\Software\Microsoft\Windows\CurrentVersion\Run\1F0BB8C6 = "C:\\Users\\Admin\\AppData\\Roaming\\1F0BB8C6\\bin.exe"	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

winver.exe

pid	process
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe
2264	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

Processes:

winver.exe

pid process

2264 winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

Processes:

22a4ab9eecf218b7f55460a2ea563f633f1bc6927ef3e5d3b6f9f652dd069237.exewinver.exe

description	pid	process	target process
PID 2224 wrote to memory of 2264	2224	22a4ab9eecf218b7f55460a2ea563f633f1bc6927ef3e5d3b6f9f652dd069237.exe	winver.exe
PID 2224 wrote to memory of 2264	2224	22a4ab9eecf218b7f55460a2ea563f633f1bc6927ef3e5d3b6f9f652dd069237.exe	winver.exe
PID 2224 wrote to memory of 2264	2224	22a4ab9eecf218b7f55460a2ea563f633f1bc6927ef3e5d3b6f9f652dd069237.exe	winver.exe
PID 2224 wrote to memory of 2264	2224	22a4ab9eecf218b7f55460a2ea563f633f1bc6927ef3e5d3b6f9f652dd069237.exe	winver.exe
PID 2224 wrote to memory of 2264	2224	22a4ab9eecf218b7f55460a2ea563f633f1bc6927ef3e5d3b6f9f652dd069237.exe	winver.exe
PID 2264 wrote to memory of 1252	2264	winver.exe	Explorer.EXE
PID 2264 wrote to memory of 1116	2264	winver.exe	taskhost.exe
PID 2264 wrote to memory of 1204	2264	winver.exe	Dwm.exe
PID 2264 wrote to memory of 1252	2264	winver.exe	Explorer.EXE
PID 2264 wrote to memory of 932	2264	winver.exe	DllHost.exe

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

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

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1252

C:\Users\Admin\AppData\Local\Temp\22a4ab9eecf218b7f55460a2ea563f633f1bc6927ef3e5d3b6f9f652dd069237.exe
"C:\Users\Admin\AppData\Local\Temp\22a4ab9eecf218b7f55460a2ea563f633f1bc6927ef3e5d3b6f9f652dd069237.exe"
2⤵
- Suspicious use of WriteProcessMemory
PID:2224

C:\Windows\SysWOW64\winver.exe
winver
3⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of WriteProcessMemory
PID:2264

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:932

Network

MITRE ATT&CK Matrix ATT&CK v13

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

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/932-25-0x0000000001CD0000-0x0000000001CD6000-memory.dmp

Filesize
24KB

Download
memory/932-26-0x0000000001CD0000-0x0000000001CD6000-memory.dmp

Filesize
24KB

Download
memory/932-27-0x00000000779F1000-0x00000000779F2000-memory.dmp

Filesize
4KB

Download
memory/1116-19-0x00000000006A0000-0x00000000006A6000-memory.dmp

Filesize
24KB

Download
memory/1116-20-0x00000000779F1000-0x00000000779F2000-memory.dmp

Filesize
4KB

Download
memory/1204-21-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1204-16-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1252-18-0x00000000025D0000-0x00000000025D6000-memory.dmp

Filesize
24KB

Download
memory/1252-22-0x00000000025D0000-0x00000000025D6000-memory.dmp

Filesize
24KB

Download
memory/1252-3-0x0000000002200000-0x0000000002206000-memory.dmp

Filesize
24KB

Download
memory/1252-2-0x0000000002200000-0x0000000002206000-memory.dmp

Filesize
24KB

Download
memory/1252-4-0x0000000002200000-0x0000000002206000-memory.dmp

Filesize
24KB

Download
memory/1252-7-0x00000000779F1000-0x00000000779F2000-memory.dmp

Filesize
4KB

Download
memory/2224-9-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2224-0-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2224-1-0x00000000002E0000-0x00000000002F6000-memory.dmp

Filesize
88KB

Download
memory/2264-11-0x0000000000090000-0x0000000000096000-memory.dmp

Filesize
24KB

Download
memory/2264-12-0x00000000779A0000-0x0000000077B49000-memory.dmp

Filesize
1.7MB

Download
memory/2264-5-0x00000000003F1000-0x00000000003F2000-memory.dmp

Filesize
4KB

Download
memory/2264-6-0x00000000003F0000-0x0000000000406000-memory.dmp

Filesize
88KB

Download