29c57fc54ee37bc7d88c15b49256425aad78deec0b4f2623663a598f56c47e14

General

Target

29c57fc54ee37bc7d88c15b49256425aad78deec0b4f2623663a598f56c47e14.exe
Size

490KB
MD5

04fcc0dd7e3f251d2e914f1fe4c2cc10
SHA1

13e3970173c1f8ba8b27b47a628f653fcb3e85a7
SHA256

29c57fc54ee37bc7d88c15b49256425aad78deec0b4f2623663a598f56c47e14
SHA512

65c7ea4441238f8afd15bd8b836fea6498b3ee9aefa458194b9e28f71d076cbcf6df03fce87226944bd5e461612d6d5843aeb3627c7a31de2aafe40bf02382cf
SSDEEP

6144:AN6OxLfPcvgKV9Mo2b0XXuj09nl+D9HiuFA95FkW3lhwyjenNpb4d48NDao+nDpz:ARzKPMoFXuRncJO

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

Processes:

tazebama.dl_

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

Processes:

tazebama.dl_

pid process

2232 tazebama.dl_
Loads dropped DLL 1 IoCs

Processes:

29c57fc54ee37bc7d88c15b49256425aad78deec0b4f2623663a598f56c47e14.exe

pid process

3344 29c57fc54ee37bc7d88c15b49256425aad78deec0b4f2623663a598f56c47e14.exe
Adds Run key to start application 2 TTPs 1 IoCs
persistence

Registry Run Keys / Startup Folder
T1060

Modify Registry
T1112

Processes:

tazebama.dl_

description ioc process

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

pid	process
2232	tazebama.dl_

pid	process
3344	29c57fc54ee37bc7d88c15b49256425aad78deec0b4f2623663a598f56c47e14.exe

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

Processes:

tazebama.dl_

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

Processes:

tazebama.dl_

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

Processes:

tazebama.dl_

description ioc process

File opened for modification C:\PROGRAM FILES (X86)\ADOBE\ACROBAT READER DC\READER\ACRORD32.EXE tazebama.dl_
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

5016 2232 WerFault.exe tazebama.dl_
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

tazebama.dl_

pid process

2232 tazebama.dl_
2232 tazebama.dl_

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

pid	pid_target	process	target process
5016	2232	WerFault.exe	tazebama.dl_

pid	process
2232	tazebama.dl_
2232	tazebama.dl_

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

29c57fc54ee37bc7d88c15b49256425aad78deec0b4f2623663a598f56c47e14.exe

description	pid	process	target process
PID 3344 wrote to memory of 2232	3344	29c57fc54ee37bc7d88c15b49256425aad78deec0b4f2623663a598f56c47e14.exe	tazebama.dl_
PID 3344 wrote to memory of 2232	3344	29c57fc54ee37bc7d88c15b49256425aad78deec0b4f2623663a598f56c47e14.exe	tazebama.dl_
PID 3344 wrote to memory of 2232	3344	29c57fc54ee37bc7d88c15b49256425aad78deec0b4f2623663a598f56c47e14.exe	tazebama.dl_

C:\Users\Admin\AppData\Local\Temp\29c57fc54ee37bc7d88c15b49256425aad78deec0b4f2623663a598f56c47e14.exe
"C:\Users\Admin\AppData\Local\Temp\29c57fc54ee37bc7d88c15b49256425aad78deec0b4f2623663a598f56c47e14.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:3344

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:2232

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2232 -s 728
3⤵
- Program crash
PID:5016

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2232 -ip 2232
1⤵
PID:4200

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
655ffda21cdbbe884aea27a344cd9349

SHA1
56900feedecbafe02d3ab1cda016e54b00384414

SHA256
c0775bd0f8eeaa0aee704dccb63130719a463c6bdb7b8389b92a1e9ff3787ea5

SHA512
e563358fec088b51736b66149505953eab64ac863c754b12895949b967fa30ae0a1c2fe98427bbc63d219ababd4188e454e9e61d4e835979be73382b9b4101f1

Download Submit
C:\Users\tazebama.dl_

Filesize
151KB

MD5
655ffda21cdbbe884aea27a344cd9349

SHA1
56900feedecbafe02d3ab1cda016e54b00384414

SHA256
c0775bd0f8eeaa0aee704dccb63130719a463c6bdb7b8389b92a1e9ff3787ea5

SHA512
e563358fec088b51736b66149505953eab64ac863c754b12895949b967fa30ae0a1c2fe98427bbc63d219ababd4188e454e9e61d4e835979be73382b9b4101f1

Download Submit
C:\Users\tazebama.dll

Filesize
32KB

MD5
b6a03576e595afacb37ada2f1d5a0529

SHA1
d598d4d0e70dec2ffa2849edaeb4db94fedcc0b8

SHA256
1707eaf60aa91f3791aa5643bfa038e9d8141878d61f5d701ebac51f4ae7aaad

SHA512
181b7cc6479352fe2c53c3630d45a839cdeb74708be6709c2a75847a54de3ffc1fdac8450270dde7174ecb23e5cb002f8ce39032429a3112b1202f3381b8918c

Download Submit
memory/2232-134-0x0000000000000000-mapping.dmp

Download
memory/2232-137-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/3344-132-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3344-138-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3344-139-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads