2434072f4d55898f5e4bbd994085d3fd57f43eca4b704ab8e176eac0e9675841

General

Target

2434072f4d55898f5e4bbd994085d3fd57f43eca4b704ab8e176eac0e9675841.exe
Size

427KB
MD5

1c47e6090a6fa598883b27ff02b42158
SHA1

7715e055560de19332273843dab804b67aa0dbd2
SHA256

2434072f4d55898f5e4bbd994085d3fd57f43eca4b704ab8e176eac0e9675841
SHA512

d3c4fb9004e58862559119d8afa2eeed75ba09e6b4152c803a5657ebc21a11cccd243e5e0b6142b8bfe2fd43718b7b1c63418b8dbfe64e2c071fd1710448e989
SSDEEP

6144:XcKFh6MBn1++g0UIgqVwOjEJ7EAE2xySFJdN2vqDdWBHZXEG0vkIMsFaLwrNyFjm:XNFhr1+h0UjqVwRx/FpKyWHZwrNGm

Score

10^/10

evasion persistence

Malware Config

Signatures

Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs

evasion

Hidden Files and Directories

T1158

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1"	tazebama.dl_

Executes dropped EXE 1 IoCs

pid	Process
2040	tazebama.dl_

Loads dropped DLL 1 IoCs

pid	Process
4764	2434072f4d55898f5e4bbd994085d3fd57f43eca4b704ab8e176eac0e9675841.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\software\WOW6432Node\Microsoft\Windows\CurrentVersion\run	tazebama.dl_

Enumerates connected drives 3 TTPs 22 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\S:	tazebama.dl_
File opened (read-only)	\??\P:	tazebama.dl_
File opened (read-only)	\??\O:	tazebama.dl_
File opened (read-only)	\??\L:	tazebama.dl_
File opened (read-only)	\??\G:	tazebama.dl_
File opened (read-only)	\??\W:	tazebama.dl_
File opened (read-only)	\??\M:	tazebama.dl_
File opened (read-only)	\??\K:	tazebama.dl_
File opened (read-only)	\??\T:	tazebama.dl_
File opened (read-only)	\??\X:	tazebama.dl_
File opened (read-only)	\??\V:	tazebama.dl_
File opened (read-only)	\??\R:	tazebama.dl_
File opened (read-only)	\??\Q:	tazebama.dl_
File opened (read-only)	\??\N:	tazebama.dl_
File opened (read-only)	\??\I:	tazebama.dl_
File opened (read-only)	\??\H:	tazebama.dl_
File opened (read-only)	\??\Y:	tazebama.dl_
File opened (read-only)	\??\F:	tazebama.dl_
File opened (read-only)	\??\U:	tazebama.dl_
File opened (read-only)	\??\J:	tazebama.dl_
File opened (read-only)	\??\E:	tazebama.dl_
File opened (read-only)	\??\Z:	tazebama.dl_

Drops autorun.inf file 1 TTPs 2 IoCs

Malware can abuse Windows Autorun to spread further via attached volumes.

Replication Through Removable Media

T1091

description	ioc	Process
File opened for modification	C:\autorun.inf	tazebama.dl_
File opened for modification	C:\Documents and Settings\Admin\Local Settings\Application Data\Microsoft\CD Burning\autorun.inf	tazebama.dl_

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File opened for modification	C:\PROGRAM FILES (X86)\ADOBE\ACROBAT READER DC\READER\ACRORD32.EXE	tazebama.dl_

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2728	2040	WerFault.exe	79

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2040	tazebama.dl_
2040	tazebama.dl_

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	996	AUDIODG.EXE
Token: SeIncBasePriorityPrivilege	996	AUDIODG.EXE

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4764 wrote to memory of 2040	4764	2434072f4d55898f5e4bbd994085d3fd57f43eca4b704ab8e176eac0e9675841.exe	79
PID 4764 wrote to memory of 2040	4764	2434072f4d55898f5e4bbd994085d3fd57f43eca4b704ab8e176eac0e9675841.exe	79
PID 4764 wrote to memory of 2040	4764	2434072f4d55898f5e4bbd994085d3fd57f43eca4b704ab8e176eac0e9675841.exe	79

C:\Users\Admin\AppData\Local\Temp\2434072f4d55898f5e4bbd994085d3fd57f43eca4b704ab8e176eac0e9675841.exe
"C:\Users\Admin\AppData\Local\Temp\2434072f4d55898f5e4bbd994085d3fd57f43eca4b704ab8e176eac0e9675841.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:4764
- C:\Documents and Settings\tazebama.dl_
  "C:\Documents and Settings\tazebama.dl_"
  2⤵
  - Modifies visibility of file extensions in Explorer
  - Executes dropped EXE
  - Adds Run key to start application
  - Enumerates connected drives
  - Drops autorun.inf file
  - Drops file in Program Files directory
  - Suspicious behavior: EnumeratesProcesses
  PID:2040
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2040 -s 740
    3⤵
    - Program crash
    PID:2728

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 2040 -ip 2040
1⤵
PID:1736

C:\Windows\system32\AUDIODG.EXE
C:\Windows\system32\AUDIODG.EXE 0x310 0x304
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:996

Network

MITRE ATT&CK Enterprise v6

Initial Access

Replication Through Removable Media

1

T1091

Execution

Persistence

Hidden Files and Directories

1

T1158

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Hidden Files and Directories

Modify Registry

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

1

T1082

Lateral Movement

Replication Through Removable Media

1

T1091

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Documents and Settings\tazebama.dl_

Filesize
151KB

MD5
8ab701bc4b23d94cb7e1423a07961415

SHA1
4f2f6f12b50281281dffe2b6ff6e0350ce400869

SHA256
a0918c04261ca3b213b90f2f4237b13401910628042f7e158abdb00ef8bdbb7c

SHA512
f9c88231a5214b9dda6995108d3956fd3962c67ea0f1adb4b64c98e6000f8e795c11fb8335db5fd7df95ab885fb1fd516040a0a6682849fede1995e206144187

Download Submit
C:\Users\tazebama.dl_

Filesize
151KB

MD5
8ab701bc4b23d94cb7e1423a07961415

SHA1
4f2f6f12b50281281dffe2b6ff6e0350ce400869

SHA256
a0918c04261ca3b213b90f2f4237b13401910628042f7e158abdb00ef8bdbb7c

SHA512
f9c88231a5214b9dda6995108d3956fd3962c67ea0f1adb4b64c98e6000f8e795c11fb8335db5fd7df95ab885fb1fd516040a0a6682849fede1995e206144187

Download Submit
C:\Users\tazebama.dll

Filesize
32KB

MD5
b6a03576e595afacb37ada2f1d5a0529

SHA1
d598d4d0e70dec2ffa2849edaeb4db94fedcc0b8

SHA256
1707eaf60aa91f3791aa5643bfa038e9d8141878d61f5d701ebac51f4ae7aaad

SHA512
181b7cc6479352fe2c53c3630d45a839cdeb74708be6709c2a75847a54de3ffc1fdac8450270dde7174ecb23e5cb002f8ce39032429a3112b1202f3381b8918c

Download Submit
memory/2040-138-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/4764-133-0x0000000001000000-0x000000000104B000-memory.dmp

Filesize
300KB

Download
memory/4764-137-0x0000000001000000-0x000000000104B000-memory.dmp

Filesize
300KB

Download
memory/4764-139-0x0000000001000000-0x000000000104B000-memory.dmp

Filesize
300KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads