ce36015d0576ca912cf1f24ea77f119e796a9a374237c5c23b40b46de6e0f0b7

General

Target

ce36015d0576ca912cf1f24ea77f119e796a9a374237c5c23b40b46de6e0f0b7.exe
Size

77KB
MD5

371f5f2a3f25f80696403e7123979d3f
SHA1

d95e48815d3958dabec9d922791c82cd07ab591b
SHA256

ce36015d0576ca912cf1f24ea77f119e796a9a374237c5c23b40b46de6e0f0b7
SHA512

8cb4881d79e07f87b25203e8ecaec09334df64b88fa8ab1c353ee64c9fc1f8f2f83e7dde7a130b24189d86f5e5f09a4a2f6367f066796cc7528df47bd4137fd8
SSDEEP

768:OrItKyw5WHXfQmjIiIk9ecAakMb96ZyXuDLdibfffsffff2ZZZZnAAAW:Or3Z5IfQmv81abyyXcZibfffsffffe

Score

8^/10

defense_evasion discovery evasion

Malware Config

Signatures

Sets file to hidden 1 TTPs 1 IoCs

Modifies file attributes to stop it showing in Explorer etc.

evasion

Hidden Files and Directories

T1564.001

pid	Process
2092	attrib.exe

Deletes itself 1 IoCs

pid	Process
1344	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2520	jaohost.exe

Indicator Removal: File Deletion 1 TTPs
Adversaries may delete files left behind by the actions of their intrusion activity.
defense_evasion

File Deletion
T1070.004

Drops file in Windows directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\Debug\jaohost.exe	attrib.exe
File created	C:\Windows\Debug\jaohost.exe	ce36015d0576ca912cf1f24ea77f119e796a9a374237c5c23b40b46de6e0f0b7.exe
File opened for modification	C:\Windows\Debug\jaohost.exe	ce36015d0576ca912cf1f24ea77f119e796a9a374237c5c23b40b46de6e0f0b7.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 4 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	ce36015d0576ca912cf1f24ea77f119e796a9a374237c5c23b40b46de6e0f0b7.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	attrib.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	jaohost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2376	ce36015d0576ca912cf1f24ea77f119e796a9a374237c5c23b40b46de6e0f0b7.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2376 wrote to memory of 2092	2376	ce36015d0576ca912cf1f24ea77f119e796a9a374237c5c23b40b46de6e0f0b7.exe	30
PID 2376 wrote to memory of 2092	2376	ce36015d0576ca912cf1f24ea77f119e796a9a374237c5c23b40b46de6e0f0b7.exe	30
PID 2376 wrote to memory of 2092	2376	ce36015d0576ca912cf1f24ea77f119e796a9a374237c5c23b40b46de6e0f0b7.exe	30
PID 2376 wrote to memory of 2092	2376	ce36015d0576ca912cf1f24ea77f119e796a9a374237c5c23b40b46de6e0f0b7.exe	30
PID 2376 wrote to memory of 1344	2376	ce36015d0576ca912cf1f24ea77f119e796a9a374237c5c23b40b46de6e0f0b7.exe	33
PID 2376 wrote to memory of 1344	2376	ce36015d0576ca912cf1f24ea77f119e796a9a374237c5c23b40b46de6e0f0b7.exe	33
PID 2376 wrote to memory of 1344	2376	ce36015d0576ca912cf1f24ea77f119e796a9a374237c5c23b40b46de6e0f0b7.exe	33
PID 2376 wrote to memory of 1344	2376	ce36015d0576ca912cf1f24ea77f119e796a9a374237c5c23b40b46de6e0f0b7.exe	33

Views/modifies file attributes 1 TTPs 1 IoCs

evasion

Hidden Files and Directories

T1564.001

pid	Process
2092	attrib.exe

C:\Users\Admin\AppData\Local\Temp\ce36015d0576ca912cf1f24ea77f119e796a9a374237c5c23b40b46de6e0f0b7.exe
"C:\Users\Admin\AppData\Local\Temp\ce36015d0576ca912cf1f24ea77f119e796a9a374237c5c23b40b46de6e0f0b7.exe"
1⤵
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2376
- C:\Windows\SysWOW64\attrib.exe
  attrib +a +s +h +r C:\Windows\Debug\jaohost.exe
  2⤵
  - Sets file to hidden
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Views/modifies file attributes
  PID:2092
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c del C:\Users\Admin\AppData\Local\Temp\CE3601~1.EXE > nul
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  PID:1344

C:\Windows\Debug\jaohost.exe
C:\Windows\Debug\jaohost.exe
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
PID:2520

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Hide Artifacts

2

T1564

Hidden Files and Directories

2

T1564.001

Indicator Removal

1

T1070

File Deletion

1

T1070.004

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\Debug\jaohost.exe

Filesize
77KB

MD5
129c2f86ab136ba271bf8fdb882c2879

SHA1
f7c687b0703bf2ea444a8435ba3b109692074fc3

SHA256
1f705da848485f73a2b52f3a7b1972f2719b61bdd95eae0f63b477ad35af11aa

SHA512
bace49d7655ba5dbdab751d0c124faa53852b66ee152e8f3fb41d9e56df218a3e4940c1b014517ed153d0b3f8a473ae9e10f6b1fc94f66c793bee5ba333f66ad

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads