tinba | 1e021a560a0c782597509078d4ccd3ca61b3e84010119657d53be31f1a8e6038

Analysis

max time kernel
119s
max time network
125s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
24-11-2024 06:47

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General

Target

1e021a560a0c782597509078d4ccd3ca61b3e84010119657d53be31f1a8e6038.exe
Size

160KB
MD5

885fbfec80dc513a3ee2762fdbe66538
SHA1

c0994412ac5c5366eeef86a3266fc5bd8c8f2221
SHA256

1e021a560a0c782597509078d4ccd3ca61b3e84010119657d53be31f1a8e6038
SHA512

b353979ed896e052dfd7f6c3f3c828ec8567e60c62c88ddb51167838441f5929bd1a68f4d87eb340ed39d8833bce34136d02c9d8ee41abfa8f996797081c8258
SSDEEP

1536:iEY+mFM2HXKZgi0Iksu+XM5/HtAQ9J6xphM:pY+4MiIkLZJNAQ9J6ve

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-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\9FC7DF81 = "C:\\Users\\Admin\\AppData\\Roaming\\9FC7DF81\\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/2116-0-0x0000000000400000-0x0000000000428000-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	1e021a560a0c782597509078d4ccd3ca61b3e84010119657d53be31f1a8e6038.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe
2596	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2596	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2116 wrote to memory of 2596	2116	1e021a560a0c782597509078d4ccd3ca61b3e84010119657d53be31f1a8e6038.exe	31
PID 2116 wrote to memory of 2596	2116	1e021a560a0c782597509078d4ccd3ca61b3e84010119657d53be31f1a8e6038.exe	31
PID 2116 wrote to memory of 2596	2116	1e021a560a0c782597509078d4ccd3ca61b3e84010119657d53be31f1a8e6038.exe	31
PID 2116 wrote to memory of 2596	2116	1e021a560a0c782597509078d4ccd3ca61b3e84010119657d53be31f1a8e6038.exe	31
PID 2116 wrote to memory of 2596	2116	1e021a560a0c782597509078d4ccd3ca61b3e84010119657d53be31f1a8e6038.exe	31
PID 2596 wrote to memory of 1212	2596	winver.exe	21
PID 2596 wrote to memory of 1112	2596	winver.exe	19
PID 2596 wrote to memory of 1176	2596	winver.exe	20
PID 2596 wrote to memory of 1212	2596	winver.exe	21
PID 2596 wrote to memory of 1576	2596	winver.exe	23

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

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1176

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1212
- C:\Users\Admin\AppData\Local\Temp\1e021a560a0c782597509078d4ccd3ca61b3e84010119657d53be31f1a8e6038.exe
  "C:\Users\Admin\AppData\Local\Temp\1e021a560a0c782597509078d4ccd3ca61b3e84010119657d53be31f1a8e6038.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2116
- - 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:2596

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1576

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/1112-27-0x0000000077C31000-0x0000000077C32000-memory.dmp

Filesize
4KB

Download
memory/1112-26-0x00000000001A0000-0x00000000001A6000-memory.dmp

Filesize
24KB

Download
memory/1176-37-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/1176-21-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/1176-30-0x0000000077C31000-0x0000000077C32000-memory.dmp

Filesize
4KB

Download
memory/1176-31-0x0000000000120000-0x0000000000126000-memory.dmp

Filesize
24KB

Download
memory/1176-32-0x0000000077C31000-0x0000000077C32000-memory.dmp

Filesize
4KB

Download
memory/1212-10-0x0000000077C31000-0x0000000077C32000-memory.dmp

Filesize
4KB

Download
memory/1212-34-0x00000000027A0000-0x00000000027A6000-memory.dmp

Filesize
24KB

Download
memory/1212-3-0x0000000002B50000-0x0000000002B56000-memory.dmp

Filesize
24KB

Download
memory/1212-23-0x00000000027A0000-0x00000000027A6000-memory.dmp

Filesize
24KB

Download
memory/1212-2-0x0000000002B50000-0x0000000002B56000-memory.dmp

Filesize
24KB

Download
memory/1212-4-0x0000000002B50000-0x0000000002B56000-memory.dmp

Filesize
24KB

Download
memory/1576-25-0x0000000001E30000-0x0000000001E36000-memory.dmp

Filesize
24KB

Download
memory/1576-29-0x0000000077C31000-0x0000000077C32000-memory.dmp

Filesize
4KB

Download
memory/1576-28-0x0000000001E30000-0x0000000001E36000-memory.dmp

Filesize
24KB

Download
memory/2116-13-0x0000000001D70000-0x0000000002770000-memory.dmp

Filesize
10.0MB

Download
memory/2116-0-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2116-5-0x0000000001D70000-0x0000000002770000-memory.dmp

Filesize
10.0MB

Download
memory/2116-12-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2116-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2596-33-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/2596-11-0x0000000077BE0000-0x0000000077D89000-memory.dmp

Filesize
1.7MB

Download
memory/2596-9-0x0000000077DDF000-0x0000000077DE1000-memory.dmp

Filesize
8KB

Download
memory/2596-6-0x0000000000140000-0x0000000000146000-memory.dmp

Filesize
24KB

Download
memory/2596-7-0x0000000077DE0000-0x0000000077DE1000-memory.dmp

Filesize
4KB

Download
memory/2596-8-0x0000000077DDF000-0x0000000077DE0000-memory.dmp

Filesize
4KB

Download
memory/2596-39-0x0000000000190000-0x0000000000191000-memory.dmp

Filesize
4KB

Download