b6123559a74d83caabc9c15508c32afe5e202800ab8056896fd9cd2a9bf03fb1

General

Target

202409071570e083f752001536b68694ef464704bkransomware.exe
Size

1.4MB
MD5

1570e083f752001536b68694ef464704
SHA1

ff45e1727d3146f61c8cd437fee9d9ccc3c5d057
SHA256

b6123559a74d83caabc9c15508c32afe5e202800ab8056896fd9cd2a9bf03fb1
SHA512

18a0e118b015c8d908180e65816318918de96a22cce17194976ade6e9b23dfaca318214a7dd7cb47ede0f76d80695553dad51e144b7c59b0b2b399a1b8033646
SSDEEP

24576:E30XJ529+RipvL1SXk1QE1RGOTnIEQc4au9NgxnHNnkv+IFT5:EEW9+ApwXk1QE1RzsEQPaxHN8n

Score

10^/10

discovery evasion

Malware Config

Signatures

Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs

evasion

Hidden Files and Directories

T1564.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1"	tazebama.dl_

Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs

evasion

Hidden Files and Directories

T1564.001

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-1506706701-1246725540-2219210854-1000\Software\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	tazebama.dl_

Executes dropped EXE 1 IoCs

pid	Process
2464	tazebama.dl_

Loads dropped DLL 3 IoCs

pid	Process
2856	202409071570e083f752001536b68694ef464704bkransomware.exe
2856	202409071570e083f752001536b68694ef464704bkransomware.exe
2856	202409071570e083f752001536b68694ef464704bkransomware.exe

Enumerates connected drives 3 TTPs 21 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)	\??\T:	tazebama.dl_
File opened (read-only)	\??\S:	tazebama.dl_
File opened (read-only)	\??\R:	tazebama.dl_
File opened (read-only)	\??\Q:	tazebama.dl_
File opened (read-only)	\??\P:	tazebama.dl_
File opened (read-only)	\??\L:	tazebama.dl_
File opened (read-only)	\??\Y:	tazebama.dl_
File opened (read-only)	\??\U:	tazebama.dl_
File opened (read-only)	\??\H:	tazebama.dl_
File opened (read-only)	\??\W:	tazebama.dl_
File opened (read-only)	\??\O:	tazebama.dl_
File opened (read-only)	\??\N:	tazebama.dl_
File opened (read-only)	\??\K:	tazebama.dl_
File opened (read-only)	\??\J:	tazebama.dl_
File opened (read-only)	\??\Z:	tazebama.dl_
File opened (read-only)	\??\X:	tazebama.dl_
File opened (read-only)	\??\G:	tazebama.dl_
File opened (read-only)	\??\V:	tazebama.dl_
File opened (read-only)	\??\M:	tazebama.dl_
File opened (read-only)	\??\I:	tazebama.dl_
File opened (read-only)	\??\E:	tazebama.dl_

Drops autorun.inf file 1 TTPs 3 IoCs

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

Replication Through Removable Media

T1091

description	ioc	Process
File opened for modification	F:\autorun.inf	tazebama.dl_
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 2 IoCs

description	ioc	Process
File opened for modification	C:\PROGRA~2\MICROS~1\OFFICE14\EXCEL.EXE	tazebama.dl_
File opened for modification	C:\PROGRA~2\MICROS~1\OFFICE14\GROOVE.EXE	tazebama.dl_

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	202409071570e083f752001536b68694ef464704bkransomware.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tazebama.dl_

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2464	tazebama.dl_

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2856 wrote to memory of 2464	2856	202409071570e083f752001536b68694ef464704bkransomware.exe	30
PID 2856 wrote to memory of 2464	2856	202409071570e083f752001536b68694ef464704bkransomware.exe	30
PID 2856 wrote to memory of 2464	2856	202409071570e083f752001536b68694ef464704bkransomware.exe	30
PID 2856 wrote to memory of 2464	2856	202409071570e083f752001536b68694ef464704bkransomware.exe	30

C:\Users\Admin\AppData\Local\Temp\202409071570e083f752001536b68694ef464704bkransomware.exe
"C:\Users\Admin\AppData\Local\Temp\202409071570e083f752001536b68694ef464704bkransomware.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2856
- C:\Documents and Settings\tazebama.dl_
  "C:\Documents and Settings\tazebama.dl_"
  2⤵
  - Modifies visibility of file extensions in Explorer
  - Modifies visiblity of hidden/system files in Explorer
  - Executes dropped EXE
  - Enumerates connected drives
  - Drops autorun.inf file
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:2464

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Replication Through Removable Media

1

T1091

Execution

Persistence

Privilege Escalation

Defense Evasion

Hide Artifacts

2

T1564

Hidden Files and Directories

Modify Registry

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Replication Through Removable Media

1

T1091

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\autorun.inf

Filesize
126B

MD5
163e20cbccefcdd42f46e43a94173c46

SHA1
4c7b5048e8608e2a75799e00ecf1bbb4773279ae

SHA256
7780bee9df142a17e0457f3dcb2788b50fc2792370089335597d33719126fb7e

SHA512
e5ac0ff6b087857799ab70f68067c9dc73eeb93ccfcad87047052380b95ade3e6eb2a7d01a0f850d548a39f4b1ebb60e299d603dbe25c31b9a3585b34a0c65a8

Download Submit
C:\zPharaoh.exe

Filesize
151KB

MD5
c19ee7b4445fd7908e3aa6e9315d8fa7

SHA1
8a84d570e8e10307b179a490fa5568d78891b737

SHA256
6c835bca7c361fed304fef525272a0c815f1b856268cad56e2d6413c5363ccb7

SHA512
77b055d55f2aa4507e3cc00e375355fd27b7f874e067e7fbf8632b02c3edb23f76abdd80321aa3cd1cfb43b546606ac2c40abbd2742079a7c1c69683e5cc9847

Download Submit
F:\$RECYCLE.BIN\S-1-5-21-1506706701-1246725540-2219210854-1000\RCX66D0.tmp

Filesize
69KB

MD5
8ba404e90194c38541e324657e72f74c

SHA1
ad9fda28f95b7747579a7fbb8a18e1d1e6311a49

SHA256
8145e4c62390f9c55343cc6dadb790dc2cb9463c4f578fa57bf43f12c4720340

SHA512
1f594ebb6b970c9cb86b97d642351106a52db407c6e90db7391b50e97a1136e5ba13aeec66c9b985192c377d8c5c70d3746a00f37bcc83855fea316cf8d82362

Download Submit
F:\$RECYCLE.BIN\S-1-5-21-1506706701-1246725540-2219210854-1000\S-1-5-21-1506706701-1246725540-2219210854-1000 .exe

Filesize
151KB

MD5
f74b0bbe97e28921bd75b928f2ebab0a

SHA1
6b9f8230f7383e0509d00a51fa58d0b1a8ce6c30

SHA256
dc65c5c6c0e98412e50ba9d442393277160f8a0ae10c3ff10377bc5f2082bb08

SHA512
d078f856a0074db0268b1fbb151c112057688f6d044d2efdf06028b885a8146a75736cad81c5059ed6ecc3e75a1e80b8cd519727aaeffcadf62ac049aaccccb5

Download Submit
F:\$RECYCLE.BIN\S-1-5-21-1506706701-1246725540-2219210854-1000\WinrRarSerialInstall.exe

Filesize
151KB

MD5
07abf57e6e8aba5cab5b00d587607bc3

SHA1
923771805d806dd74a4079fcdb67f8d18f2f1d39

SHA256
617e1278e0c2979ced0b0f22ffd7bc5a4753d947d7bc6574e8881090647767b5

SHA512
fc26fd5d36e4958ef67330a744487de3fdef4c802ebee822ab51a88ae5ecd98165052a3672e4c16f4f56277429105c910c47eb5020eb697c9995c3b592c5327b

Download Submit
F:\zPharaoh.exe

Filesize
151KB

MD5
fd7933969bf2b506c9675e5077c4d0a1

SHA1
8cf2ef70b5bc8d16892b75d6c922566e2659da61

SHA256
32cad49bfbc2198318d4719f09068f6878fab06d4df140a49540f18e8cb44b02

SHA512
612d3a9150088609169e6fc751116edc41e8b0ece6a608c6876eb202fb7f8902b21eaa155717e52512f4fbadba9b6f96e803868f8914de5757ef57e40a51aa0d

Download Submit
\Users\tazebama.dl_

Filesize
151KB

MD5
330bf7399c385ca93a53f90e1ea5e2c7

SHA1
9fa1fb65691848277297f91c930bf1032961111d

SHA256
253d47febe50818b80646d16bd64e99db90e411dce0c677b5c5687e188c278c8

SHA512
6023ff5680fb59284fed819fac0cb43aa065957336f0c47eab8b6ad81968e8a0a21b4cfb9384678138c2f1927c7cdb937902388ccd720ee264def94bbabc813a

Download Submit
\Users\tazebama.dll

Filesize
32KB

MD5
b6a03576e595afacb37ada2f1d5a0529

SHA1
d598d4d0e70dec2ffa2849edaeb4db94fedcc0b8

SHA256
1707eaf60aa91f3791aa5643bfa038e9d8141878d61f5d701ebac51f4ae7aaad

SHA512
181b7cc6479352fe2c53c3630d45a839cdeb74708be6709c2a75847a54de3ffc1fdac8450270dde7174ecb23e5cb002f8ce39032429a3112b1202f3381b8918c

Download Submit
memory/2464-30-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/2464-506-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/2856-1-0x0000000000400000-0x000000000054B000-memory.dmp

Filesize
1.3MB

Download
memory/2856-16-0x0000000000400000-0x000000000054B000-memory.dmp

Filesize
1.3MB

Download
memory/2856-12-0x0000000000290000-0x00000000002A6000-memory.dmp

Filesize
88KB

Download
memory/2856-13-0x0000000000290000-0x00000000002A6000-memory.dmp

Filesize
88KB

Download
memory/2856-14-0x0000000000416000-0x0000000000422000-memory.dmp

Filesize
48KB

Download
memory/2856-116-0x0000000000400000-0x000000000054B000-memory.dmp

Filesize
1.3MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads