79f83d5aefd04f34c38a3a18cc5af35d579a0910ff41f84bb6095ba0d6b4190b

General

Target

97c69d56acbcd335cfd6f5c7d35a8be5.exe
Size

842KB
MD5

97c69d56acbcd335cfd6f5c7d35a8be5
SHA1

752618e570aff6ef2ee7034e33503f08d6e28583
SHA256

79f83d5aefd04f34c38a3a18cc5af35d579a0910ff41f84bb6095ba0d6b4190b
SHA512

d0046737b485013ee9729f266eefab4b65191b943ef72ae76b47c6913a2454bc870ceb0300c7a2b57db0cad922756c4cdc77e6097671d2186e385106080c0b10
SSDEEP

24576:DXjQQa7TZ+VuSNym8i09jyxbPjAA4XdYgqD:DXjxaQH09exPAA4XdYgW

Score

8^/10

upx

Malware Config

Signatures

Drops file in Drivers directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\drivers\TXP1atform.exe	97c69d56acbcd335cfd6f5c7d35a8be5.exe
File created	C:\Windows\SysWOW64\drivers\TXP1atform.exe	97c69d56acbcd335cfd6f5c7d35a8be5.exe

Deletes itself 1 IoCs

pid	Process
3008	cmd.exe

Executes dropped EXE 2 IoCs

pid	Process
2236	TXP1atform.exe
2912	97c69d56acbcd335cfd6f5c7d35a8be5.exe

Loads dropped DLL 4 IoCs

pid	Process
1032	97c69d56acbcd335cfd6f5c7d35a8be5.exe
1032	97c69d56acbcd335cfd6f5c7d35a8be5.exe
3008	cmd.exe
2912	97c69d56acbcd335cfd6f5c7d35a8be5.exe

UPX packed file 5 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/1032-0-0x0000000000400000-0x000000000044D000-memory.dmp	upx
behavioral1/files/0x002d000000015c63-10.dat	upx
behavioral1/memory/1032-18-0x0000000000320000-0x000000000036D000-memory.dmp	upx
behavioral1/memory/2236-21-0x0000000000400000-0x000000000044D000-memory.dmp	upx
behavioral1/memory/1032-22-0x0000000000400000-0x000000000044D000-memory.dmp	upx

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
1032	97c69d56acbcd335cfd6f5c7d35a8be5.exe
2236	TXP1atform.exe
2236	TXP1atform.exe
2236	TXP1atform.exe
2236	TXP1atform.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1032 wrote to memory of 3008	1032	97c69d56acbcd335cfd6f5c7d35a8be5.exe	28
PID 1032 wrote to memory of 3008	1032	97c69d56acbcd335cfd6f5c7d35a8be5.exe	28
PID 1032 wrote to memory of 3008	1032	97c69d56acbcd335cfd6f5c7d35a8be5.exe	28
PID 1032 wrote to memory of 3008	1032	97c69d56acbcd335cfd6f5c7d35a8be5.exe	28
PID 1032 wrote to memory of 2236	1032	97c69d56acbcd335cfd6f5c7d35a8be5.exe	30
PID 1032 wrote to memory of 2236	1032	97c69d56acbcd335cfd6f5c7d35a8be5.exe	30
PID 1032 wrote to memory of 2236	1032	97c69d56acbcd335cfd6f5c7d35a8be5.exe	30
PID 1032 wrote to memory of 2236	1032	97c69d56acbcd335cfd6f5c7d35a8be5.exe	30
PID 3008 wrote to memory of 2912	3008	cmd.exe	31
PID 3008 wrote to memory of 2912	3008	cmd.exe	31
PID 3008 wrote to memory of 2912	3008	cmd.exe	31
PID 3008 wrote to memory of 2912	3008	cmd.exe	31

C:\Users\Admin\AppData\Local\Temp\97c69d56acbcd335cfd6f5c7d35a8be5.exe
"C:\Users\Admin\AppData\Local\Temp\97c69d56acbcd335cfd6f5c7d35a8be5.exe"
1⤵
- Drops file in Drivers directory
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1032
- C:\Windows\SysWOW64\cmd.exe
  cmd /c C:\Users\Admin\AppData\Local\Temp\32$$.bat
  2⤵
  - Deletes itself
  - Loads dropped DLL
  - Suspicious use of WriteProcessMemory
  PID:3008
- - C:\Users\Admin\AppData\Local\Temp\97c69d56acbcd335cfd6f5c7d35a8be5.exe
    "C:\Users\Admin\AppData\Local\Temp\97c69d56acbcd335cfd6f5c7d35a8be5.exe"
    3⤵
    - Executes dropped EXE
    - Loads dropped DLL
    PID:2912
- C:\Windows\SysWOW64\drivers\TXP1atform.exe
  C:\Windows\system32\drivers\TXP1atform.exe
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  PID:2236

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\32$$.bat

Filesize
485B

MD5
2488d95891d8348388f167aea2f71819

SHA1
d6608afb152da578406bbcd4de3a89813033937b

SHA256
b9c41392f9fe7dc7d48d9544470b49e20f9c08b9a207a72d5aec04c1fbbd1ff9

SHA512
e4da7ce80cabb0326c56ab49c25079e4a5471f3dc086b760c993ef3ab90a02876e4320ddf28a8bb972c5e91b44c3259dac6b86d28979d222f67eb079e1b4a6ce

Download Submit
C:\Users\Admin\AppData\Local\Temp\97c69d56acbcd335cfd6f5c7d35a8be5.exe.exe

Filesize
539KB

MD5
aa73b17dc72bc890c2a8b410098ff7ea

SHA1
67acf6d0be38546bf1049666bd069b55da2b068d

SHA256
0e6712a387a2b1d1155f9ee95c11f3c1a4ca7c22703d55c2262bbde2e7cc84ae

SHA512
88de5b2bcf54c4848c6dc2425d9852093e1c1f1f9168f2bfc66dac4366a592516cde419b001a3261129b82af2611bd967a8a5dcb67e22f8c0797c033584ca1ed

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsj938A.tmp\System.dll

Filesize
9KB

MD5
ae182dc797cd9ad2c025066692fc041b

SHA1
7ee5f057be9febfa77f698a1b12213a5bbdd4742

SHA256
b214f6d6c4d27f749105f7e8846a7c2d475dbcc966876370b5a7dab6e4b8a471

SHA512
2a9a200d067df47638a86f4f058c6d78fb59bd064c65650cae5022a62a3714e33f93f6af1dd599fda180d5af18f432835a1f909807f4fb459aa9d6c24e3fbab7

Download Submit
\Windows\SysWOW64\drivers\TXP1atform.exe

Filesize
303KB

MD5
cbad35a0e3159eb883473642e34db265

SHA1
eaa8734ba651fc8cb1a08120b7bef634979e2434

SHA256
0153eb1c866bb19081df95dc46359c0b0a45f90817a2bf7467475b971161540e

SHA512
8c7ee4f033feac01afedea1398dfb98aa1298dce1c6a9962dc88acfc100a9471cfc97c1901ccc610bc949d24f21f2e6e9bd5b56fc09a938bcbf5dbec006c2d20

Download Submit
memory/1032-0-0x0000000000400000-0x000000000044D000-memory.dmp

Filesize
308KB

Download
memory/1032-18-0x0000000000320000-0x000000000036D000-memory.dmp

Filesize
308KB

Download
memory/1032-20-0x0000000000320000-0x000000000036D000-memory.dmp

Filesize
308KB

Download
memory/1032-22-0x0000000000400000-0x000000000044D000-memory.dmp

Filesize
308KB

Download
memory/2236-21-0x0000000000400000-0x000000000044D000-memory.dmp

Filesize
308KB

Download

Analysis

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