urelas | e156158712cede8be39850d649229f37be75bc43258dffa8b3c7f7879a280750

General

Target

15fdb2d27414e72354d2b61fb49f0466_JaffaCakes118.exe
Size

782KB
MD5

15fdb2d27414e72354d2b61fb49f0466
SHA1

af2bf1ef3a845191c2aa4e153de17e7fa6d6d69f
SHA256

e156158712cede8be39850d649229f37be75bc43258dffa8b3c7f7879a280750
SHA512

f9d0dbc844a8650b18e9b2938cd3d0647db519ce0b09d1edba70c121f12229526da4d4ba0b560390bcc22403e31f1f9b502efbf5e8e9499fd7602639caf4ae17
SSDEEP

12288:YOlx4kk9HKda4YfM/1T3PPSnPI2VAWNDTJHq9DIMTW8c1Yl:YA4Ya1fQzPPSnPFqWtTJK9DIMTW89

Score

10^/10

urelas trojan

Malware Config

Extracted

Family

urelas

C2

1.234.83.146

133.242.129.155

218.54.31.226

218.54.31.165

Signatures

Urelas
Urelas is a trojan targeting card games.
trojan urelas
Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

2692 cmd.exe
Executes dropped EXE 2 IoCs

Processes:

tuhui.exekorai.exe

pid process

2556 tuhui.exe
2884 korai.exe
Loads dropped DLL 2 IoCs

Processes:

15fdb2d27414e72354d2b61fb49f0466_JaffaCakes118.exetuhui.exe

pid process

2204 15fdb2d27414e72354d2b61fb49f0466_JaffaCakes118.exe
2556 tuhui.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

pid	process
2692	cmd.exe

pid	process
2556	tuhui.exe
2884	korai.exe

pid	process
2204	15fdb2d27414e72354d2b61fb49f0466_JaffaCakes118.exe
2556	tuhui.exe

Suspicious behavior: EnumeratesProcesses 53 IoCs

Processes:

korai.exe

pid	process
2884	korai.exe
2884	korai.exe
2884	korai.exe
2884	korai.exe
2884	korai.exe
2884	korai.exe
2884	korai.exe
2884	korai.exe
2884	korai.exe
2884	korai.exe
2884	korai.exe
2884	korai.exe
2884	korai.exe
2884	korai.exe
2884	korai.exe
2884	korai.exe
2884	korai.exe
2884	korai.exe
2884	korai.exe
2884	korai.exe
2884	korai.exe
2884	korai.exe
2884	korai.exe
2884	korai.exe
2884	korai.exe
2884	korai.exe
2884	korai.exe
2884	korai.exe
2884	korai.exe
2884	korai.exe
2884	korai.exe
2884	korai.exe
2884	korai.exe
2884	korai.exe
2884	korai.exe
2884	korai.exe
2884	korai.exe
2884	korai.exe
2884	korai.exe
2884	korai.exe
2884	korai.exe
2884	korai.exe
2884	korai.exe
2884	korai.exe
2884	korai.exe
2884	korai.exe
2884	korai.exe
2884	korai.exe
2884	korai.exe
2884	korai.exe
2884	korai.exe
2884	korai.exe
2884	korai.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

korai.exe

description pid process

Token: 33 2884 korai.exe
Token: SeIncBasePriorityPrivilege 2884 korai.exe

description	pid	process
Token: 33	2884	korai.exe
Token: SeIncBasePriorityPrivilege	2884	korai.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

15fdb2d27414e72354d2b61fb49f0466_JaffaCakes118.exetuhui.exe

description	pid	process	target process
PID 2204 wrote to memory of 2556	2204	15fdb2d27414e72354d2b61fb49f0466_JaffaCakes118.exe	tuhui.exe
PID 2204 wrote to memory of 2556	2204	15fdb2d27414e72354d2b61fb49f0466_JaffaCakes118.exe	tuhui.exe
PID 2204 wrote to memory of 2556	2204	15fdb2d27414e72354d2b61fb49f0466_JaffaCakes118.exe	tuhui.exe
PID 2204 wrote to memory of 2556	2204	15fdb2d27414e72354d2b61fb49f0466_JaffaCakes118.exe	tuhui.exe
PID 2204 wrote to memory of 2692	2204	15fdb2d27414e72354d2b61fb49f0466_JaffaCakes118.exe	cmd.exe
PID 2204 wrote to memory of 2692	2204	15fdb2d27414e72354d2b61fb49f0466_JaffaCakes118.exe	cmd.exe
PID 2204 wrote to memory of 2692	2204	15fdb2d27414e72354d2b61fb49f0466_JaffaCakes118.exe	cmd.exe
PID 2204 wrote to memory of 2692	2204	15fdb2d27414e72354d2b61fb49f0466_JaffaCakes118.exe	cmd.exe
PID 2556 wrote to memory of 2884	2556	tuhui.exe	korai.exe
PID 2556 wrote to memory of 2884	2556	tuhui.exe	korai.exe
PID 2556 wrote to memory of 2884	2556	tuhui.exe	korai.exe
PID 2556 wrote to memory of 2884	2556	tuhui.exe	korai.exe

C:\Users\Admin\AppData\Local\Temp\15fdb2d27414e72354d2b61fb49f0466_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\15fdb2d27414e72354d2b61fb49f0466_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2204
- C:\Users\Admin\AppData\Local\Temp\tuhui.exe
  "C:\Users\Admin\AppData\Local\Temp\tuhui.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious use of WriteProcessMemory
  PID:2556
- - C:\Users\Admin\AppData\Local\Temp\korai.exe
    "C:\Users\Admin\AppData\Local\Temp\korai.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2884
- C:\Windows\SysWOW64\cmd.exe
  cmd /c ""C:\Users\Admin\AppData\Local\Temp\_uinsey.bat" "
  2⤵
  - Deletes itself
  PID:2692

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\_uinsey.bat

Filesize
304B

MD5
897895f2e0175ad54a36f9c8172a58b1

SHA1
315d6ffac13777e442c218f2dd49c7b2c26a22e9

SHA256
4697fd0747aa0aee6d9943ab0dd46fb8619af82f4f6840f75e0b94818872c479

SHA512
ff924f4b98df86a87d2949c21e2b2c5fe5500132b8a54ccdc47db33a742b98ab97a3744368183cbb0e6dbf97bf1005dcd572220347385527be0aab3980c43028

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

Filesize
512B

MD5
26173a1aed61d5774ff9d83283b46c4b

SHA1
09f0a143e29dfc431c0bb3d9218d144bf4a1f663

SHA256
2b153721fc9f30c602c45e2e3f90e3d570cf0c5c63876ceeba820c6f5403f53d

SHA512
746453d159a4059366e3745f2a1c599dafb79e848c2303e76695016583d64be8d1da3b599fa9e219103c3da567a7787e8a6662f4e01c30100aca456200ad7344

Download Submit
\Users\Admin\AppData\Local\Temp\korai.exe

Filesize
156KB

MD5
b514a7c5d857f961ad80100d7201ad8d

SHA1
e50bbe3294ebc94af5e9dd62e9faa2f7e3c372c2

SHA256
27dd537830c5189dad9c3fc1c54f4800f76a1f9c26413f810998530bad7177c9

SHA512
0592e75fba122af631ffaa4e730dc11937688fe7728634352f929fa8b16ccc393384c96a0d84ab38793ce40dbdb70addf78e511be976e9a8c4c9c8fa47a82523

Download Submit
\Users\Admin\AppData\Local\Temp\tuhui.exe

Filesize
782KB

MD5
1a0214d81a472a30dbf1e92f96c4a323

SHA1
6ca78a44db81bf1241df5d6ab1574e62e6e0c361

SHA256
e0687afbb2937d2b648a6b3f435956ebbd8f135d66747f4c0a96911b6d8d7fb4

SHA512
63303bdeb30cf02b379a92429a483a97adf742874084bccf83ebce3bba5e60ad28cb0d98c8a5a309e7de6e44b459627c894e5ea94c2a128567de752684cb7d94

Download Submit
memory/2204-10-0x0000000000DF0000-0x0000000000EB9000-memory.dmp

Filesize
804KB

Download
memory/2204-18-0x0000000000ED0000-0x0000000000F99000-memory.dmp

Filesize
804KB

Download
memory/2204-0-0x0000000000ED0000-0x0000000000F99000-memory.dmp

Filesize
804KB

Download
memory/2556-21-0x0000000000EF0000-0x0000000000FB9000-memory.dmp

Filesize
804KB

Download
memory/2556-17-0x0000000000EF0000-0x0000000000FB9000-memory.dmp

Filesize
804KB

Download
memory/2556-29-0x0000000000EF0000-0x0000000000FB9000-memory.dmp

Filesize
804KB

Download
memory/2556-27-0x0000000003080000-0x000000000310F000-memory.dmp

Filesize
572KB

Download
memory/2884-30-0x0000000000400000-0x000000000048F000-memory.dmp

Filesize
572KB

Download
memory/2884-32-0x0000000000400000-0x000000000048F000-memory.dmp

Filesize
572KB

Download
memory/2884-33-0x0000000000400000-0x000000000048F000-memory.dmp

Filesize
572KB

Download
memory/2884-34-0x0000000000400000-0x000000000048F000-memory.dmp

Filesize
572KB

Download
memory/2884-35-0x0000000000400000-0x000000000048F000-memory.dmp

Filesize
572KB

Download
memory/2884-36-0x0000000000400000-0x000000000048F000-memory.dmp

Filesize
572KB

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Analysis

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