0c51ca0477a2a23eede0757f49f07891c15fe977bde5f293d05ddbce43c9531e

General

Target

0c51ca0477a2a23eede0757f49f07891c15fe977bde5f293d05ddbce43c9531e.exe
Size

386KB
MD5

7bd387176c3b768d4c4c5522072f3753
SHA1

0ec05c75a232a16babe9e7d77d1f9165afb1aac4
SHA256

0c51ca0477a2a23eede0757f49f07891c15fe977bde5f293d05ddbce43c9531e
SHA512

dd9584273adbbbf9f6c8d951bb00b2930a89dd3db2cacdf8f24c7ce57b31e62469da62219c8fc0d3b366add12b3ca32b82a3e74e1463293b1159fd188da46024

Score

8^/10

persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

Processes:

lJBNe.exe

pid process

2436 lJBNe.exe

pid	process
2436	lJBNe.exe

Checks computer location settings 2 TTPs 2 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

0c51ca0477a2a23eede0757f49f07891c15fe977bde5f293d05ddbce43c9531e.exelJBNe.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	0c51ca0477a2a23eede0757f49f07891c15fe977bde5f293d05ddbce43c9531e.exe
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	lJBNe.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

reg.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run	reg.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\svchos = "C:\\users\\Public\\lJBNe.exe"	reg.exe

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

System Information Discovery
T1082
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

lJBNe.exe

pid process

2436 lJBNe.exe
2436 lJBNe.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

lJBNe.exe

description pid process

Token: SeDebugPrivilege 2436 lJBNe.exe

pid	process
2436	lJBNe.exe
2436	lJBNe.exe

description	pid	process
Token: SeDebugPrivilege	2436	lJBNe.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

0c51ca0477a2a23eede0757f49f07891c15fe977bde5f293d05ddbce43c9531e.exelJBNe.execmd.exe

description	pid	process	target process
PID 1648 wrote to memory of 2436	1648	0c51ca0477a2a23eede0757f49f07891c15fe977bde5f293d05ddbce43c9531e.exe	lJBNe.exe
PID 1648 wrote to memory of 2436	1648	0c51ca0477a2a23eede0757f49f07891c15fe977bde5f293d05ddbce43c9531e.exe	lJBNe.exe
PID 2436 wrote to memory of 2584	2436	lJBNe.exe	cmd.exe
PID 2436 wrote to memory of 2584	2436	lJBNe.exe	cmd.exe
PID 2436 wrote to memory of 2360	2436	lJBNe.exe	sihost.exe
PID 2584 wrote to memory of 4824	2584	cmd.exe	reg.exe
PID 2584 wrote to memory of 4824	2584	cmd.exe	reg.exe
PID 2436 wrote to memory of 2408	2436	lJBNe.exe	svchost.exe
PID 2436 wrote to memory of 2688	2436	lJBNe.exe	taskhostw.exe

C:\Windows\system32\taskhostw.exe
taskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}
1⤵
PID:2688

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc
1⤵
PID:2408

C:\Windows\system32\sihost.exe
sihost.exe
1⤵
PID:2360

C:\Users\Admin\AppData\Local\Temp\0c51ca0477a2a23eede0757f49f07891c15fe977bde5f293d05ddbce43c9531e.exe
"C:\Users\Admin\AppData\Local\Temp\0c51ca0477a2a23eede0757f49f07891c15fe977bde5f293d05ddbce43c9531e.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:1648

C:\users\Public\lJBNe.exe
"C:\users\Public\lJBNe.exe" C:\Users\Admin\AppData\Local\Temp\0c51ca0477a2a23eede0757f49f07891c15fe977bde5f293d05ddbce43c9531e.exe
2⤵
- Executes dropped EXE
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2436

C:\Windows\System32\cmd.exe
"C:\Windows\System32\cmd.exe" /C REG ADD "HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /v "svchos" /t REG_SZ /d "C:\users\Public\lJBNe.exe" /f
3⤵
- Suspicious use of WriteProcessMemory
PID:2584

C:\Windows\system32\reg.exe
REG ADD "HKEY_CURRENT_USER\SOFTWARE\Microsoft\Windows\CurrentVersion\Run" /v "svchos" /t REG_SZ /d "C:\users\Public\lJBNe.exe" /f
4⤵
- Adds Run key to start application
PID:4824

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Public\lJBNe.exe
MD5
31bd0f224e7e74eee2847f43aae23974

SHA1
92e331e1e8ad30538f38dd7ba31386afafa14a58

SHA256
8b0a5fb13309623c3518473551cb1f55d38d8450129d4a3c16b476f7b2867d7d

SHA512
a13f05a12b084ef425f542ff4be824bbccb5dbdfe085af8b7e19d81a6bcba4b8c1debcc38f6b57bc9265a4db21eed70852ece8cc62b3ef14c47fca3035a55249

Download Submit
C:\users\Public\lJBNe.exe
MD5
31bd0f224e7e74eee2847f43aae23974

SHA1
92e331e1e8ad30538f38dd7ba31386afafa14a58

SHA256
8b0a5fb13309623c3518473551cb1f55d38d8450129d4a3c16b476f7b2867d7d

SHA512
a13f05a12b084ef425f542ff4be824bbccb5dbdfe085af8b7e19d81a6bcba4b8c1debcc38f6b57bc9265a4db21eed70852ece8cc62b3ef14c47fca3035a55249

Download Submit
memory/2360-132-0x00007FF79CD00000-0x00007FF79D08E000-memory.dmp

Filesize
3.6MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads