tinba | e53f41858803a73fba7af2eb024850c51a0f1cf990d77d2cc73dc6b8ddd1c73e

Analysis

max time kernel
150s
max time network
153s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
11/03/2024, 11:17

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

c0755f50fe44d7589026a48c94006430.exe
Size

89KB
MD5

c0755f50fe44d7589026a48c94006430
SHA1

dac189a6762c358055ba0710ea5f89f4abac6555
SHA256

e53f41858803a73fba7af2eb024850c51a0f1cf990d77d2cc73dc6b8ddd1c73e
SHA512

79e49f449cf5baeada496a134378e4f5492e6ad9b66015ffcd5cff8e02cf1d34b57fceec0d0a677637160e8a0370c51a7724e187c2f34e54d42001959bc4642b
SSDEEP

1536:DL+mFM2HXKZgiwIksu+XM5/HtAQ9JB9p03:3+4MOIkLZJNAQ9JBjq

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

resource	yara_rule
behavioral1/memory/2272-0-0x0000000000400000-0x0000000000418000-memory.dmp	upx

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-1-5-21-406356229-2805545415-1236085040-1000\Software\Microsoft\Windows\CurrentVersion\Run\AC231557 = "C:\\Users\\Admin\\AppData\\Roaming\\AC231557\\bin.exe"	winver.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe
2052	winver.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
2052	winver.exe
1208	Explorer.EXE
1208	Explorer.EXE

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1208	Explorer.EXE
1208	Explorer.EXE

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 2272 wrote to memory of 2052	2272	c0755f50fe44d7589026a48c94006430.exe	29
PID 2272 wrote to memory of 2052	2272	c0755f50fe44d7589026a48c94006430.exe	29
PID 2272 wrote to memory of 2052	2272	c0755f50fe44d7589026a48c94006430.exe	29
PID 2272 wrote to memory of 2052	2272	c0755f50fe44d7589026a48c94006430.exe	29
PID 2272 wrote to memory of 2052	2272	c0755f50fe44d7589026a48c94006430.exe	29
PID 2052 wrote to memory of 1208	2052	winver.exe	21
PID 2052 wrote to memory of 1112	2052	winver.exe	19
PID 2052 wrote to memory of 1184	2052	winver.exe	20
PID 2052 wrote to memory of 1208	2052	winver.exe	21

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

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1184

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:1208
- C:\Users\Admin\AppData\Local\Temp\c0755f50fe44d7589026a48c94006430.exe
  "C:\Users\Admin\AppData\Local\Temp\c0755f50fe44d7589026a48c94006430.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2272
- - 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:2052

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/1112-24-0x00000000777A1000-0x00000000777A2000-memory.dmp

Filesize
4KB

Download
memory/1112-23-0x0000000000490000-0x0000000000496000-memory.dmp

Filesize
24KB

Download
memory/1184-21-0x0000000000340000-0x0000000000346000-memory.dmp

Filesize
24KB

Download
memory/1184-26-0x0000000000340000-0x0000000000346000-memory.dmp

Filesize
24KB

Download
memory/1208-10-0x00000000777A1000-0x00000000777A2000-memory.dmp

Filesize
4KB

Download
memory/1208-27-0x0000000002AA0000-0x0000000002AA6000-memory.dmp

Filesize
24KB

Download
memory/1208-4-0x0000000002BF0000-0x0000000002BF6000-memory.dmp

Filesize
24KB

Download
memory/1208-2-0x0000000002BF0000-0x0000000002BF6000-memory.dmp

Filesize
24KB

Download
memory/1208-25-0x0000000002AA0000-0x0000000002AA6000-memory.dmp

Filesize
24KB

Download
memory/1208-7-0x0000000002BF0000-0x0000000002BF6000-memory.dmp

Filesize
24KB

Download
memory/2052-6-0x000000007794F000-0x0000000077950000-memory.dmp

Filesize
4KB

Download
memory/2052-8-0x000000007794F000-0x0000000077951000-memory.dmp

Filesize
8KB

Download
memory/2052-32-0x0000000000100000-0x0000000000106000-memory.dmp

Filesize
24KB

Download
memory/2052-31-0x0000000000160000-0x0000000000161000-memory.dmp

Filesize
4KB

Download
memory/2052-15-0x0000000000100000-0x0000000000106000-memory.dmp

Filesize
24KB

Download
memory/2052-16-0x0000000000150000-0x0000000000151000-memory.dmp

Filesize
4KB

Download
memory/2052-9-0x0000000077950000-0x0000000077951000-memory.dmp

Filesize
4KB

Download
memory/2052-11-0x0000000000BD0000-0x0000000000BE6000-memory.dmp

Filesize
88KB

Download
memory/2052-5-0x0000000000100000-0x0000000000106000-memory.dmp

Filesize
24KB

Download
memory/2272-0-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/2272-3-0x0000000001D20000-0x0000000002720000-memory.dmp

Filesize
10.0MB

Download
memory/2272-1-0x0000000000020000-0x0000000000021000-memory.dmp

Filesize
4KB

Download
memory/2272-13-0x0000000001D20000-0x0000000002720000-memory.dmp

Filesize
10.0MB

Download
memory/2272-12-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download