1711ea526738aaf92b92ed158b96d8d4c626adc6e98b70da6308903e1efc7487

General

Target

1711ea526738aaf92b92ed158b96d8d4c626adc6e98b70da6308903e1efc7487.exe
Size

770KB
MD5

5fb5607b0f61bb044ff17e28388df490
SHA1

a5e0e097746b63d8ee36701dd040e16784df5da2
SHA256

1711ea526738aaf92b92ed158b96d8d4c626adc6e98b70da6308903e1efc7487
SHA512

37fa97795ae202377263b62dce420acad9397c17aefe1ac8ea35be43bd386bdb1aa0a0ef4a0ad659359269a29180bb0036d2c7310e8b511a1136df4ac4afa25d
SSDEEP

12288:+MzEoDzA1NLzZJncwAVDZI2r1xZyLA6y3TlWW+X+a3qml9nkDRTXj69mfx:t7wnLzZ0Dr1xP6y3t+Z3Vl9nATzGGx

Score

10^/10

ransomware

Malware Config

Extracted

Path

C:\Program Files (x86)\Microsoft Office\CLIPART\PUB60COR\Decrypt All Files nrlhicl.txt

Ransom Note

Your documents, photos, databases and other important files have been encrypted with strongest encryption and unique key, generated for this computer. Private decryption key is stored on a secret Internet server and nobody can decrypt your files until you pay and obtain the private key. If you see the main locker window, follow the instructions on the locker. Overwise, it's seems that you or your antivirus deleted the locker program. Now you have the last chance to decrypt your files. 1. Type the address http://torproject.org in your Internet browser. It opens the Tor site. 2. Press 'Download Tor', then press 'DOWNLOAD Tor Browser Bundle', install and run it.\ 3. Now you have Tor Browser. In the Tor Browser open the http://q4vyrzddq25a4jhf.onion Note that this server is available via Tor Browser only. Retry in 1 hour if site is not reachable. 4. Copy and paste the following public key in the input form on server. Avoid missprints. J3XCDB-Z74J3X-FKXMEZ-BNFYMX-OG7O4B-BD4EM2-QHDZXS-3QVGBA SHRICA-GFNLE4-ZQ26OO-YYYXOE-XVZHN4-FLB55A-MEX6K7-WKPXOV LCTTNP-F5SXCH-M4MTU2-RUFB73-F6LRUS-A72FQ6-QGAT4C-ABZU6F 5. Follow the instructions on the server.

URLs

http://q4vyrzddq25a4jhf.onion

Signatures

Executes dropped EXE 2 IoCs

Processes:

gejzibk.exegejzibk.exe

pid process

912 gejzibk.exe
560 gejzibk.exe

pid	process
912	gejzibk.exe
560	gejzibk.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

gejzibk.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Control Panel\International\Geo\Nation	gejzibk.exe

Loads dropped DLL 3 IoCs

Processes:

1711ea526738aaf92b92ed158b96d8d4c626adc6e98b70da6308903e1efc7487.exegejzibk.exe

pid process

1008 1711ea526738aaf92b92ed158b96d8d4c626adc6e98b70da6308903e1efc7487.exe
912 gejzibk.exe
912 gejzibk.exe

pid	process
1008	1711ea526738aaf92b92ed158b96d8d4c626adc6e98b70da6308903e1efc7487.exe
912	gejzibk.exe
912	gejzibk.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

1711ea526738aaf92b92ed158b96d8d4c626adc6e98b70da6308903e1efc7487.exegejzibk.exe

description	pid	process	target process
PID 1008 set thread context of 336	1008	1711ea526738aaf92b92ed158b96d8d4c626adc6e98b70da6308903e1efc7487.exe	1711ea526738aaf92b92ed158b96d8d4c626adc6e98b70da6308903e1efc7487.exe
PID 912 set thread context of 560	912	gejzibk.exe	gejzibk.exe

Drops file in Program Files directory 2 IoCs

Processes:

Explorer.EXE

description	ioc	process
File created	C:\Program Files (x86)\Microsoft Office\CLIPART\PUB60COR\Decrypt All Files nrlhicl.txt	Explorer.EXE
File created	C:\Program Files (x86)\Microsoft Office\CLIPART\PUB60COR\Decrypt All Files nrlhicl.bmp	Explorer.EXE

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

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

1716 1260 WerFault.exe Explorer.EXE

pid	pid_target	process	target process
1716	1260	WerFault.exe	Explorer.EXE

NSIS installer 8 IoCs

installer

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\gejzibk.exe	nsis_installer_1
C:\Users\Admin\AppData\Local\Temp\gejzibk.exe	nsis_installer_2
C:\Users\Admin\AppData\Local\Temp\gejzibk.exe	nsis_installer_1
C:\Users\Admin\AppData\Local\Temp\gejzibk.exe	nsis_installer_2
\Users\Admin\AppData\Local\Temp\gejzibk.exe	nsis_installer_1
\Users\Admin\AppData\Local\Temp\gejzibk.exe	nsis_installer_2
C:\Users\Admin\AppData\Local\Temp\gejzibk.exe	nsis_installer_1
C:\Users\Admin\AppData\Local\Temp\gejzibk.exe	nsis_installer_2

Suspicious behavior: EnumeratesProcesses 58 IoCs

Processes:

1711ea526738aaf92b92ed158b96d8d4c626adc6e98b70da6308903e1efc7487.exegejzibk.exe

pid	process
336	1711ea526738aaf92b92ed158b96d8d4c626adc6e98b70da6308903e1efc7487.exe
560	gejzibk.exe
560	gejzibk.exe
560	gejzibk.exe
560	gejzibk.exe
560	gejzibk.exe
560	gejzibk.exe
560	gejzibk.exe
560	gejzibk.exe
560	gejzibk.exe
560	gejzibk.exe
560	gejzibk.exe
560	gejzibk.exe
560	gejzibk.exe
560	gejzibk.exe
560	gejzibk.exe
560	gejzibk.exe
560	gejzibk.exe
560	gejzibk.exe
560	gejzibk.exe
560	gejzibk.exe
560	gejzibk.exe
560	gejzibk.exe
560	gejzibk.exe
560	gejzibk.exe
560	gejzibk.exe
560	gejzibk.exe
560	gejzibk.exe
560	gejzibk.exe
560	gejzibk.exe
560	gejzibk.exe
560	gejzibk.exe
560	gejzibk.exe
560	gejzibk.exe
560	gejzibk.exe
560	gejzibk.exe
560	gejzibk.exe
560	gejzibk.exe
560	gejzibk.exe
560	gejzibk.exe
560	gejzibk.exe
560	gejzibk.exe
560	gejzibk.exe
560	gejzibk.exe
560	gejzibk.exe
560	gejzibk.exe
560	gejzibk.exe
560	gejzibk.exe
560	gejzibk.exe
560	gejzibk.exe
560	gejzibk.exe
560	gejzibk.exe
560	gejzibk.exe
560	gejzibk.exe
560	gejzibk.exe
560	gejzibk.exe
560	gejzibk.exe
560	gejzibk.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

gejzibk.exe

description pid process

Token: SeDebugPrivilege 560 gejzibk.exe
Suspicious use of UnmapMainImage 1 IoCs

Processes:

Explorer.EXE

pid process

1260 Explorer.EXE

description	pid	process
Token: SeDebugPrivilege	560	gejzibk.exe

pid	process
1260	Explorer.EXE

Suspicious use of WriteProcessMemory 31 IoCs

Processes:

1711ea526738aaf92b92ed158b96d8d4c626adc6e98b70da6308903e1efc7487.exetaskeng.exegejzibk.exegejzibk.exeExplorer.EXE

description	pid	process	target process
PID 1008 wrote to memory of 336	1008	1711ea526738aaf92b92ed158b96d8d4c626adc6e98b70da6308903e1efc7487.exe	1711ea526738aaf92b92ed158b96d8d4c626adc6e98b70da6308903e1efc7487.exe
PID 1008 wrote to memory of 336	1008	1711ea526738aaf92b92ed158b96d8d4c626adc6e98b70da6308903e1efc7487.exe	1711ea526738aaf92b92ed158b96d8d4c626adc6e98b70da6308903e1efc7487.exe
PID 1008 wrote to memory of 336	1008	1711ea526738aaf92b92ed158b96d8d4c626adc6e98b70da6308903e1efc7487.exe	1711ea526738aaf92b92ed158b96d8d4c626adc6e98b70da6308903e1efc7487.exe
PID 1008 wrote to memory of 336	1008	1711ea526738aaf92b92ed158b96d8d4c626adc6e98b70da6308903e1efc7487.exe	1711ea526738aaf92b92ed158b96d8d4c626adc6e98b70da6308903e1efc7487.exe
PID 1008 wrote to memory of 336	1008	1711ea526738aaf92b92ed158b96d8d4c626adc6e98b70da6308903e1efc7487.exe	1711ea526738aaf92b92ed158b96d8d4c626adc6e98b70da6308903e1efc7487.exe
PID 1008 wrote to memory of 336	1008	1711ea526738aaf92b92ed158b96d8d4c626adc6e98b70da6308903e1efc7487.exe	1711ea526738aaf92b92ed158b96d8d4c626adc6e98b70da6308903e1efc7487.exe
PID 1008 wrote to memory of 336	1008	1711ea526738aaf92b92ed158b96d8d4c626adc6e98b70da6308903e1efc7487.exe	1711ea526738aaf92b92ed158b96d8d4c626adc6e98b70da6308903e1efc7487.exe
PID 1008 wrote to memory of 336	1008	1711ea526738aaf92b92ed158b96d8d4c626adc6e98b70da6308903e1efc7487.exe	1711ea526738aaf92b92ed158b96d8d4c626adc6e98b70da6308903e1efc7487.exe
PID 1008 wrote to memory of 336	1008	1711ea526738aaf92b92ed158b96d8d4c626adc6e98b70da6308903e1efc7487.exe	1711ea526738aaf92b92ed158b96d8d4c626adc6e98b70da6308903e1efc7487.exe
PID 1008 wrote to memory of 336	1008	1711ea526738aaf92b92ed158b96d8d4c626adc6e98b70da6308903e1efc7487.exe	1711ea526738aaf92b92ed158b96d8d4c626adc6e98b70da6308903e1efc7487.exe
PID 1596 wrote to memory of 912	1596	taskeng.exe	gejzibk.exe
PID 1596 wrote to memory of 912	1596	taskeng.exe	gejzibk.exe
PID 1596 wrote to memory of 912	1596	taskeng.exe	gejzibk.exe
PID 1596 wrote to memory of 912	1596	taskeng.exe	gejzibk.exe
PID 1596 wrote to memory of 912	1596	taskeng.exe	gejzibk.exe
PID 1596 wrote to memory of 912	1596	taskeng.exe	gejzibk.exe
PID 1596 wrote to memory of 912	1596	taskeng.exe	gejzibk.exe
PID 912 wrote to memory of 560	912	gejzibk.exe	gejzibk.exe
PID 912 wrote to memory of 560	912	gejzibk.exe	gejzibk.exe
PID 912 wrote to memory of 560	912	gejzibk.exe	gejzibk.exe
PID 912 wrote to memory of 560	912	gejzibk.exe	gejzibk.exe
PID 912 wrote to memory of 560	912	gejzibk.exe	gejzibk.exe
PID 912 wrote to memory of 560	912	gejzibk.exe	gejzibk.exe
PID 912 wrote to memory of 560	912	gejzibk.exe	gejzibk.exe
PID 912 wrote to memory of 560	912	gejzibk.exe	gejzibk.exe
PID 912 wrote to memory of 560	912	gejzibk.exe	gejzibk.exe
PID 912 wrote to memory of 560	912	gejzibk.exe	gejzibk.exe
PID 560 wrote to memory of 1260	560	gejzibk.exe	Explorer.EXE
PID 1260 wrote to memory of 1716	1260	Explorer.EXE	WerFault.exe
PID 1260 wrote to memory of 1716	1260	Explorer.EXE	WerFault.exe
PID 1260 wrote to memory of 1716	1260	Explorer.EXE	WerFault.exe

C:\Users\Admin\AppData\Local\Temp\1711ea526738aaf92b92ed158b96d8d4c626adc6e98b70da6308903e1efc7487.exe
"C:\Users\Admin\AppData\Local\Temp\1711ea526738aaf92b92ed158b96d8d4c626adc6e98b70da6308903e1efc7487.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1008

C:\Users\Admin\AppData\Local\Temp\1711ea526738aaf92b92ed158b96d8d4c626adc6e98b70da6308903e1efc7487.exe
"C:\Users\Admin\AppData\Local\Temp\1711ea526738aaf92b92ed158b96d8d4c626adc6e98b70da6308903e1efc7487.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
PID:336

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Drops file in Program Files directory
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1260

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 1260 -s 3240
2⤵
- Program crash
PID:1716

C:\Windows\system32\taskeng.exe
taskeng.exe {89A8B3CA-60D1-4748-955C-847DE425F4CC} S-1-5-21-2292972927-2705560509-2768824231-1000:GRXNNIIE\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:1596

C:\Users\Admin\AppData\Local\Temp\gejzibk.exe
C:\Users\Admin\AppData\Local\Temp\gejzibk.exe
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:912

C:\Users\Admin\AppData\Local\Temp\gejzibk.exe
"C:\Users\Admin\AppData\Local\Temp\gejzibk.exe"
3⤵
- Executes dropped EXE
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:560

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\ProgramData\Mozilla\qrsyusl
Filesize
654B

MD5
6d4191b3e0121e9817efe5f8b5b9640e

SHA1
e35d64d8d92c56fbe5d3de610e22d178cf8d2745

SHA256
d809227388a8e1c4177eb72ab091c6b2364a2a763ee52bea6229fc305c52ebe3

SHA512
2c0b6fe9da1381483791c6ed64f59c25fd546602bdd9ae8e843798fd5eb727805e4e94ff8d792e3f2be37860c740b5a44774ef8e5be23d2968d1aa92f98bcba7

Download Submit
C:\Users\Admin\AppData\Local\Temp\bar\lesions.wc
MD5
d41d8cd98f00b204e9800998ecf8427e

SHA1
da39a3ee5e6b4b0d3255bfef95601890afd80709

SHA256
e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

SHA512
cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

Download Submit
C:\Users\Admin\AppData\Local\Temp\gejzibk.exe
Filesize
770KB

MD5
5fb5607b0f61bb044ff17e28388df490

SHA1
a5e0e097746b63d8ee36701dd040e16784df5da2

SHA256
1711ea526738aaf92b92ed158b96d8d4c626adc6e98b70da6308903e1efc7487

SHA512
37fa97795ae202377263b62dce420acad9397c17aefe1ac8ea35be43bd386bdb1aa0a0ef4a0ad659359269a29180bb0036d2c7310e8b511a1136df4ac4afa25d

Download Submit
C:\Users\Admin\AppData\Local\Temp\gejzibk.exe
Filesize
770KB

MD5
5fb5607b0f61bb044ff17e28388df490

SHA1
a5e0e097746b63d8ee36701dd040e16784df5da2

SHA256
1711ea526738aaf92b92ed158b96d8d4c626adc6e98b70da6308903e1efc7487

SHA512
37fa97795ae202377263b62dce420acad9397c17aefe1ac8ea35be43bd386bdb1aa0a0ef4a0ad659359269a29180bb0036d2c7310e8b511a1136df4ac4afa25d

Download Submit
C:\Users\Admin\AppData\Local\Temp\gejzibk.exe
Filesize
770KB

MD5
5fb5607b0f61bb044ff17e28388df490

SHA1
a5e0e097746b63d8ee36701dd040e16784df5da2

SHA256
1711ea526738aaf92b92ed158b96d8d4c626adc6e98b70da6308903e1efc7487

SHA512
37fa97795ae202377263b62dce420acad9397c17aefe1ac8ea35be43bd386bdb1aa0a0ef4a0ad659359269a29180bb0036d2c7310e8b511a1136df4ac4afa25d

Download Submit
\Users\Admin\AppData\Local\Temp\gejzibk.exe
Filesize
770KB

MD5
5fb5607b0f61bb044ff17e28388df490

SHA1
a5e0e097746b63d8ee36701dd040e16784df5da2

SHA256
1711ea526738aaf92b92ed158b96d8d4c626adc6e98b70da6308903e1efc7487

SHA512
37fa97795ae202377263b62dce420acad9397c17aefe1ac8ea35be43bd386bdb1aa0a0ef4a0ad659359269a29180bb0036d2c7310e8b511a1136df4ac4afa25d

Download Submit
\Users\Admin\AppData\Local\Temp\nseCFDF.tmp\lesions.dll
Filesize
58KB

MD5
7f932b6120900b3173396748c5c6eb56

SHA1
05ebef281fb7848636c06a18b29626baaf993214

SHA256
efce73f68630ceab971c912c0a5887eb2b4c7b48f1e7faeb8cf52e03281a7055

SHA512
b5b59e25a5bae9fdae64309d10a0604cb7fe93f97f30b63cd0778aa7db7aa8b5c6a969c8539bdf63fb212c7f4efb4ea76a80076c84c237450897a248f15704f1

Download Submit
\Users\Admin\AppData\Local\Temp\nso67E9.tmp\lesions.dll
Filesize
58KB

MD5
7f932b6120900b3173396748c5c6eb56

SHA1
05ebef281fb7848636c06a18b29626baaf993214

SHA256
efce73f68630ceab971c912c0a5887eb2b4c7b48f1e7faeb8cf52e03281a7055

SHA512
b5b59e25a5bae9fdae64309d10a0604cb7fe93f97f30b63cd0778aa7db7aa8b5c6a969c8539bdf63fb212c7f4efb4ea76a80076c84c237450897a248f15704f1

Download Submit
memory/336-61-0x00000000004A760F-mapping.dmp

Download
memory/336-63-0x00000000006B0000-0x00000000008DE000-memory.dmp

Filesize
2.2MB

Download
memory/336-65-0x00000000008E0000-0x0000000000B3F000-memory.dmp

Filesize
2.4MB

Download
memory/336-66-0x0000000000400000-0x00000000004B0A00-memory.dmp

Filesize
706KB

Download
memory/336-58-0x0000000000400000-0x00000000004B1000-memory.dmp

Filesize
708KB

Download
memory/336-57-0x0000000000400000-0x00000000004B1000-memory.dmp

Filesize
708KB

Download
memory/336-60-0x0000000000400000-0x00000000004B1000-memory.dmp

Filesize
708KB

Download
memory/560-79-0x00000000004A760F-mapping.dmp

Download
memory/560-84-0x0000000000860000-0x0000000000ABF000-memory.dmp

Filesize
2.4MB

Download
memory/912-73-0x00000000004D0000-0x00000000004E8000-memory.dmp

Filesize
96KB

Download
memory/912-68-0x0000000000000000-mapping.dmp

Download
memory/1008-56-0x0000000001C50000-0x0000000001C68000-memory.dmp

Filesize
96KB

Download
memory/1008-54-0x0000000075C51000-0x0000000075C53000-memory.dmp

Filesize
8KB

Download
memory/1260-85-0x0000000002A50000-0x0000000002AB5000-memory.dmp

Filesize
404KB

Download
memory/1260-87-0x0000000002A50000-0x0000000002AB5000-memory.dmp

Filesize
404KB

Download
memory/1716-89-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads