urelas | b1ace616ae27168e69369b45784be144abb938d3cbf8028a2e9e6658c57e1288

General

Target

b1ace616ae27168e69369b45784be144abb938d3cbf8028a2e9e6658c57e1288N.exe
Size

76KB
MD5

8bc441c464c88333f3f2a1624dd5f7f0
SHA1

aff58bccefb687bee5faab52a6ce376a7c0d0cc9
SHA256

b1ace616ae27168e69369b45784be144abb938d3cbf8028a2e9e6658c57e1288
SHA512

5249183ef816da1963b4b040f61f4a23b31af74bb5d4115649a2e23648d43fcc39da6e5680fcaf8ba95d97ffc74d638f714b63aafff5ec26be129cc2dac2815d
SSDEEP

1536:9HxkDvWdB7O9dKymMyCMGni2Lz1LaRQLDET:9RkjWjK9ABpGzlaRQL4

Score

10^/10

urelas discovery trojan upx

Malware Config

Extracted

Family

urelas

C2

218.54.47.77

218.54.47.74

Signatures

Urelas
Urelas is a trojan targeting card games.
trojan urelas
Urelas family
urelas

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-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation	b1ace616ae27168e69369b45784be144abb938d3cbf8028a2e9e6658c57e1288N.exe

Executes dropped EXE 1 IoCs

pid	Process
3036	huter.exe

UPX packed file 7 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/2408-0-0x0000000000250000-0x0000000000281000-memory.dmp	upx
behavioral2/files/0x000a000000023b7d-6.dat	upx
behavioral2/memory/3036-14-0x00000000006A0000-0x00000000006D1000-memory.dmp	upx
behavioral2/memory/2408-18-0x0000000000250000-0x0000000000281000-memory.dmp	upx
behavioral2/memory/3036-21-0x00000000006A0000-0x00000000006D1000-memory.dmp	upx
behavioral2/memory/3036-23-0x00000000006A0000-0x00000000006D1000-memory.dmp	upx
behavioral2/memory/3036-26-0x00000000006A0000-0x00000000006D1000-memory.dmp	upx

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 3 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	b1ace616ae27168e69369b45784be144abb938d3cbf8028a2e9e6658c57e1288N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	huter.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2408 wrote to memory of 3036	2408	b1ace616ae27168e69369b45784be144abb938d3cbf8028a2e9e6658c57e1288N.exe	85
PID 2408 wrote to memory of 3036	2408	b1ace616ae27168e69369b45784be144abb938d3cbf8028a2e9e6658c57e1288N.exe	85
PID 2408 wrote to memory of 3036	2408	b1ace616ae27168e69369b45784be144abb938d3cbf8028a2e9e6658c57e1288N.exe	85
PID 2408 wrote to memory of 3372	2408	b1ace616ae27168e69369b45784be144abb938d3cbf8028a2e9e6658c57e1288N.exe	86
PID 2408 wrote to memory of 3372	2408	b1ace616ae27168e69369b45784be144abb938d3cbf8028a2e9e6658c57e1288N.exe	86
PID 2408 wrote to memory of 3372	2408	b1ace616ae27168e69369b45784be144abb938d3cbf8028a2e9e6658c57e1288N.exe	86

C:\Users\Admin\AppData\Local\Temp\b1ace616ae27168e69369b45784be144abb938d3cbf8028a2e9e6658c57e1288N.exe
"C:\Users\Admin\AppData\Local\Temp\b1ace616ae27168e69369b45784be144abb938d3cbf8028a2e9e6658c57e1288N.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2408
- C:\Users\Admin\AppData\Local\Temp\huter.exe
  "C:\Users\Admin\AppData\Local\Temp\huter.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:3036
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\sanfdr.bat" "
  2⤵
  - System Location Discovery: System Language Discovery
  PID:3372

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\golfinfo.ini

Filesize
512B

MD5
55d2fdd1432483e3ba86ebeccfe130b6

SHA1
7280b14d708800fd15303b2caa8628a0fbd7aa08

SHA256
5cfd1668ec0e5f3b5f8d04e54091d6f173bede6e6f9bb418819fd550095139fb

SHA512
36fd81128552356672b52936699c5e6362268c8131857e778e02a6862600c4feb20d13063d5f838e0887cb5083c648d39fe07faffba18c26387760752f9dd1f3

Download Submit
C:\Users\Admin\AppData\Local\Temp\huter.exe

Filesize
76KB

MD5
0ddb12b73e2399e765791764c88b29e1

SHA1
29c036c29290e4ff973882f5580b723548ac3178

SHA256
966f57dbd99e004069c3f6db4a92f31619fecb4f1311553cbf958081a07571d1

SHA512
89135f3f59376910d3aa274074a3136c17e9aa92f1e0c24bc3fe41d2887688b992275c873e01837c2913b20ce518c54e8b15dd6e44d64a8c7d4ec11269638576

Download Submit
C:\Users\Admin\AppData\Local\Temp\sanfdr.bat

Filesize
340B

MD5
3062b252e4fd4556b1de2c6a0d07a0a3

SHA1
d2b622eb6047efc46e20a35365f12572176f11d1

SHA256
aa8f70ec7727d683376167d22a01015c211776cdc698a534e1d9fadb762b74cb

SHA512
483c61f9cd1970dd3bc275cec6b87b03bfa931be449d8e6ddd00be62906616f93788cd23268293aa5f74e33096fd130dda396830a740da35a94d2d9ba25c01fc

Download Submit
memory/2408-0-0x0000000000250000-0x0000000000281000-memory.dmp

Filesize
196KB

Download
memory/2408-18-0x0000000000250000-0x0000000000281000-memory.dmp

Filesize
196KB

Download
memory/3036-14-0x00000000006A0000-0x00000000006D1000-memory.dmp

Filesize
196KB

Download
memory/3036-21-0x00000000006A0000-0x00000000006D1000-memory.dmp

Filesize
196KB

Download
memory/3036-23-0x00000000006A0000-0x00000000006D1000-memory.dmp

Filesize
196KB

Download
memory/3036-26-0x00000000006A0000-0x00000000006D1000-memory.dmp

Filesize
196KB

Download

Analysis

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