e77c13a9f29a653041564c5cc35485e683d2a12c685741a0de81fceb7e932e9a

General

Target

e77c13a9f29a653041564c5cc35485e683d2a12c685741a0de81fceb7e932e9a.exe
Size

104KB
MD5

44476fddeb066870dc7601dfde7610e0
SHA1

40fc9b4cefc2d9a49edff906b718f57de57fefc5
SHA256

e77c13a9f29a653041564c5cc35485e683d2a12c685741a0de81fceb7e932e9a
SHA512

414ca9d7b2995112283d4412b3ecf1e12d51f6130e73fb751a8f2e7051e83f4cdf87da213f5c749affa743c848106431e40b8f3ad1822eff29cb5224f31c9ea9
SSDEEP

1536:vCS6Njjtm+HBc+hFKNIqpOGQvLsTZF6oc9oXjLl0Ii:qe+FrKNZ3QvLsTMo3mIi

Score

10^/10

evasion persistence

Malware Config

Signatures

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

evasion

Hidden Files and Directories

T1158

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	e77c13a9f29a653041564c5cc35485e683d2a12c685741a0de81fceb7e932e9a.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\ShowSuperHidden = "0"	rueapom.exe

Executes dropped EXE 1 IoCs

pid	Process
3248	rueapom.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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation	e77c13a9f29a653041564c5cc35485e683d2a12c685741a0de81fceb7e932e9a.exe

Adds Run key to start application 2 TTPs 12 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\rueapom = "C:\\Users\\Admin\\rueapom.exe /h"	rueapom.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\rueapom = "C:\\Users\\Admin\\rueapom.exe /b"	rueapom.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\rueapom = "C:\\Users\\Admin\\rueapom.exe /j"	rueapom.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\rueapom = "C:\\Users\\Admin\\rueapom.exe /w"	rueapom.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\rueapom = "C:\\Users\\Admin\\rueapom.exe /c"	rueapom.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\rueapom = "C:\\Users\\Admin\\rueapom.exe /a"	e77c13a9f29a653041564c5cc35485e683d2a12c685741a0de81fceb7e932e9a.exe
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Windows\CurrentVersion\Run\	rueapom.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\rueapom = "C:\\Users\\Admin\\rueapom.exe /e"	rueapom.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\rueapom = "C:\\Users\\Admin\\rueapom.exe /y"	rueapom.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\rueapom = "C:\\Users\\Admin\\rueapom.exe /t"	rueapom.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\rueapom = "C:\\Users\\Admin\\rueapom.exe /l"	rueapom.exe
Key created	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Software\Microsoft\Windows\CurrentVersion\Run\	e77c13a9f29a653041564c5cc35485e683d2a12c685741a0de81fceb7e932e9a.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 28 IoCs

pid	Process
2296	e77c13a9f29a653041564c5cc35485e683d2a12c685741a0de81fceb7e932e9a.exe
2296	e77c13a9f29a653041564c5cc35485e683d2a12c685741a0de81fceb7e932e9a.exe
3248	rueapom.exe
3248	rueapom.exe
3248	rueapom.exe
3248	rueapom.exe
3248	rueapom.exe
3248	rueapom.exe
3248	rueapom.exe
3248	rueapom.exe
3248	rueapom.exe
3248	rueapom.exe
3248	rueapom.exe
3248	rueapom.exe
3248	rueapom.exe
3248	rueapom.exe
3248	rueapom.exe
3248	rueapom.exe
3248	rueapom.exe
3248	rueapom.exe
3248	rueapom.exe
3248	rueapom.exe
3248	rueapom.exe
3248	rueapom.exe
3248	rueapom.exe
3248	rueapom.exe
3248	rueapom.exe
3248	rueapom.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2296	e77c13a9f29a653041564c5cc35485e683d2a12c685741a0de81fceb7e932e9a.exe
3248	rueapom.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2296 wrote to memory of 3248	2296	e77c13a9f29a653041564c5cc35485e683d2a12c685741a0de81fceb7e932e9a.exe	85
PID 2296 wrote to memory of 3248	2296	e77c13a9f29a653041564c5cc35485e683d2a12c685741a0de81fceb7e932e9a.exe	85
PID 2296 wrote to memory of 3248	2296	e77c13a9f29a653041564c5cc35485e683d2a12c685741a0de81fceb7e932e9a.exe	85

C:\Users\Admin\AppData\Local\Temp\e77c13a9f29a653041564c5cc35485e683d2a12c685741a0de81fceb7e932e9a.exe
"C:\Users\Admin\AppData\Local\Temp\e77c13a9f29a653041564c5cc35485e683d2a12c685741a0de81fceb7e932e9a.exe"
1⤵
- Modifies visiblity of hidden/system files in Explorer
- Checks computer location settings
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2296
- C:\Users\Admin\rueapom.exe
  "C:\Users\Admin\rueapom.exe"
  2⤵
  - Modifies visiblity of hidden/system files in Explorer
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  PID:3248

Network

MITRE ATT&CK Enterprise v6

Initial Access

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

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\rueapom.exe

Filesize
104KB

MD5
61d2772b639e57f51044d51e99929ccc

SHA1
7b3474595d49d2d061cf3afb8ca0194f82afd260

SHA256
a8875ba8eb3b7a5613c3dde4f8f84239fbf44790b8c25d9b2559a1e199a2a7fd

SHA512
c41adb4a1ff8172388c737b7ba835f664165c424ca4fe70cf389f18dc63b37e90246fa7ddef2c707f2338f50fb9ee6a7a1d4bc8e89ae8a88b8691394e9d60ebd

Download Submit
C:\Users\Admin\rueapom.exe

Filesize
104KB

MD5
61d2772b639e57f51044d51e99929ccc

SHA1
7b3474595d49d2d061cf3afb8ca0194f82afd260

SHA256
a8875ba8eb3b7a5613c3dde4f8f84239fbf44790b8c25d9b2559a1e199a2a7fd

SHA512
c41adb4a1ff8172388c737b7ba835f664165c424ca4fe70cf389f18dc63b37e90246fa7ddef2c707f2338f50fb9ee6a7a1d4bc8e89ae8a88b8691394e9d60ebd

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads