tinba | ab8ac2a13284cff6c6417a20b8f32f643ee2c5df9b5d01d60e3459b4ae22aa5b

Analysis

max time kernel
118s
max time network
119s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
04/01/2025, 18:33

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General

Target

ab8ac2a13284cff6c6417a20b8f32f643ee2c5df9b5d01d60e3459b4ae22aa5bN.exe
Size

110KB
MD5

3080c1be4a343f9990f5978b8c8820f0
SHA1

9ad6967cdc6e28f2fbf06afede6835d350f790c3
SHA256

ab8ac2a13284cff6c6417a20b8f32f643ee2c5df9b5d01d60e3459b4ae22aa5b
SHA512

bcdcaaec851f7e99c866678d5010d820b8d27e201e5b3e2bfc1e54b36d8fb369ff7501bebf060c6d41b0c8d42a6f8f7392ec00437d7dc3a74fe1cb3e127189cc
SSDEEP

1536:HiLOvRmmQegJfBbmAQ256/ZrwWnwqjhurmKFcxL8JQ2r0EA:HiyvRmDLs/ZrwWJjAqGcRJ2hA

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-1-5-21-2039016743-699959520-214465309-1000\Software\Microsoft\Windows\CurrentVersion\Run\EA325A5A = "C:\\Users\\Admin\\AppData\\Roaming\\EA325A5A\\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/2608-0-0x0000000000400000-0x000000000041E000-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	ab8ac2a13284cff6c6417a20b8f32f643ee2c5df9b5d01d60e3459b4ae22aa5bN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winver.exe

Suspicious behavior: EnumeratesProcesses 57 IoCs

pid	Process
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe
2304	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2304	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2608 wrote to memory of 2304	2608	ab8ac2a13284cff6c6417a20b8f32f643ee2c5df9b5d01d60e3459b4ae22aa5bN.exe	32
PID 2608 wrote to memory of 2304	2608	ab8ac2a13284cff6c6417a20b8f32f643ee2c5df9b5d01d60e3459b4ae22aa5bN.exe	32
PID 2608 wrote to memory of 2304	2608	ab8ac2a13284cff6c6417a20b8f32f643ee2c5df9b5d01d60e3459b4ae22aa5bN.exe	32
PID 2608 wrote to memory of 2304	2608	ab8ac2a13284cff6c6417a20b8f32f643ee2c5df9b5d01d60e3459b4ae22aa5bN.exe	32
PID 2608 wrote to memory of 2304	2608	ab8ac2a13284cff6c6417a20b8f32f643ee2c5df9b5d01d60e3459b4ae22aa5bN.exe	32
PID 2304 wrote to memory of 1156	2304	winver.exe	21
PID 2304 wrote to memory of 1048	2304	winver.exe	17
PID 2304 wrote to memory of 1096	2304	winver.exe	19
PID 2304 wrote to memory of 1156	2304	winver.exe	21
PID 2304 wrote to memory of 1016	2304	winver.exe	25

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1048

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1096

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1156
- C:\Users\Admin\AppData\Local\Temp\ab8ac2a13284cff6c6417a20b8f32f643ee2c5df9b5d01d60e3459b4ae22aa5bN.exe
  "C:\Users\Admin\AppData\Local\Temp\ab8ac2a13284cff6c6417a20b8f32f643ee2c5df9b5d01d60e3459b4ae22aa5bN.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2608
- - 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:2304

C:\Windows\system32\DllHost.exe
C:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}
1⤵
PID:1016

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/1016-29-0x0000000001ED0000-0x0000000001ED6000-memory.dmp

Filesize
24KB

Download
memory/1016-31-0x0000000077331000-0x0000000077332000-memory.dmp

Filesize
4KB

Download
memory/1016-30-0x0000000001ED0000-0x0000000001ED6000-memory.dmp

Filesize
24KB

Download
memory/1048-23-0x0000000000620000-0x0000000000626000-memory.dmp

Filesize
24KB

Download
memory/1048-24-0x0000000077331000-0x0000000077332000-memory.dmp

Filesize
4KB

Download
memory/1096-25-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1096-20-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1156-2-0x0000000002570000-0x0000000002576000-memory.dmp

Filesize
24KB

Download
memory/1156-10-0x0000000077331000-0x0000000077332000-memory.dmp

Filesize
4KB

Download
memory/1156-3-0x0000000002570000-0x0000000002576000-memory.dmp

Filesize
24KB

Download
memory/1156-4-0x0000000002570000-0x0000000002576000-memory.dmp

Filesize
24KB

Download
memory/1156-26-0x0000000002520000-0x0000000002526000-memory.dmp

Filesize
24KB

Download
memory/1156-22-0x0000000002520000-0x0000000002526000-memory.dmp

Filesize
24KB

Download
memory/2304-8-0x00000000774DF000-0x00000000774E0000-memory.dmp

Filesize
4KB

Download
memory/2304-7-0x00000000774E0000-0x00000000774E1000-memory.dmp

Filesize
4KB

Download
memory/2304-9-0x00000000774DF000-0x00000000774E1000-memory.dmp

Filesize
8KB

Download
memory/2304-11-0x00000000772E0000-0x0000000077489000-memory.dmp

Filesize
1.7MB

Download
memory/2304-6-0x0000000000330000-0x0000000000336000-memory.dmp

Filesize
24KB

Download
memory/2608-13-0x0000000001D90000-0x0000000002790000-memory.dmp

Filesize
10.0MB

Download
memory/2608-12-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2608-0-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2608-5-0x0000000001D90000-0x0000000002790000-memory.dmp

Filesize
10.0MB

Download
memory/2608-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download