xtremerat | 88914e25aafe2cc4c2b7ddce992a6bf7ad74d3bb00e47621316c5a0b510de0c1

General

Target

593734a135beac4fbe31724c6248250f_JaffaCakes118.exe
Size

682KB
MD5

593734a135beac4fbe31724c6248250f
SHA1

6a59b202f34388d0ced84aa8b92ce0231b34ba42
SHA256

88914e25aafe2cc4c2b7ddce992a6bf7ad74d3bb00e47621316c5a0b510de0c1
SHA512

0c24dcedf4cbe0d416e2a5e983d8462b3f221ff015cae5fe15c6175555eb6c9695de919b0517315a4fb1eaa448d0e92548ff0b937880952c9e9687afe1c86ed2
SSDEEP

12288:ehkDgouVA2nxKkorvdRgQriDwOIxmxiZnYQE7PJcE4aX1DQj:uRmJkcoQricOIQxiZY1iaXJ8

Score

10^/10

xtremerat discovery persistence rat spyware upx

Malware Config

Extracted

Family

xtremerat

C2

hossamnolove.no-ip.org

Signatures

Detect XtremeRAT payload 3 IoCs

resource	yara_rule
behavioral1/memory/2396-13-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral1/memory/2396-14-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral1/memory/2396-15-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat

XtremeRAT
The XtremeRAT was developed by xtremecoder and has been available since at least 2010, and written in Delphi.
persistence spyware rat xtremerat

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1700 set thread context of 2396	1700	593734a135beac4fbe31724c6248250f_JaffaCakes118.exe	30

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2396-9-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2396-13-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2396-14-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2396-12-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2396-15-0x0000000010000000-0x000000001004D000-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 2 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	593734a135beac4fbe31724c6248250f_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	593734a135beac4fbe31724c6248250f_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1700 wrote to memory of 2396	1700	593734a135beac4fbe31724c6248250f_JaffaCakes118.exe	30
PID 1700 wrote to memory of 2396	1700	593734a135beac4fbe31724c6248250f_JaffaCakes118.exe	30
PID 1700 wrote to memory of 2396	1700	593734a135beac4fbe31724c6248250f_JaffaCakes118.exe	30
PID 1700 wrote to memory of 2396	1700	593734a135beac4fbe31724c6248250f_JaffaCakes118.exe	30
PID 1700 wrote to memory of 2396	1700	593734a135beac4fbe31724c6248250f_JaffaCakes118.exe	30
PID 1700 wrote to memory of 2396	1700	593734a135beac4fbe31724c6248250f_JaffaCakes118.exe	30
PID 2396 wrote to memory of 2532	2396	593734a135beac4fbe31724c6248250f_JaffaCakes118.exe	31
PID 2396 wrote to memory of 2532	2396	593734a135beac4fbe31724c6248250f_JaffaCakes118.exe	31
PID 2396 wrote to memory of 2532	2396	593734a135beac4fbe31724c6248250f_JaffaCakes118.exe	31
PID 2396 wrote to memory of 2532	2396	593734a135beac4fbe31724c6248250f_JaffaCakes118.exe	31
PID 2396 wrote to memory of 2532	2396	593734a135beac4fbe31724c6248250f_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\593734a135beac4fbe31724c6248250f_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\593734a135beac4fbe31724c6248250f_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1700
- C:\Users\Admin\AppData\Local\Temp\593734a135beac4fbe31724c6248250f_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\593734a135beac4fbe31724c6248250f_JaffaCakes118.exe
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2396
- - C:\Program Files\Internet Explorer\iexplore.exe
    "C:\Program Files\Internet Explorer\iexplore.exe"
    3⤵
    PID:2532

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

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\Roaming\sfe.rtf

Filesize
33KB

MD5
536bd4ef749449b2e34106a07cbf56ff

SHA1
9b95dd2e3d1a741eaa01267fe7f94b536d4e3f68

SHA256
f30a57079e1df5d52f484f9e3e3a6d19ecde7368fe48980afd6da2fd11d3605b

SHA512
01ce73f795d04ccbea94f07320e89289d884c98679af808686f0f08c8a2c4eb68ef041d7f8172ad9bea879bac2f1077e3c1692f6fcf3ebbbfeedc56a43b8c5b0

Download Submit
memory/2396-7-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

Filesize
4KB

Download
memory/2396-9-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2396-6-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2396-13-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2396-14-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2396-12-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2396-15-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download

Analysis

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