xtremerat | 2d7157fb767670ca7ec64558a23afac6f19336993c79d5cdabfc482d5d899771

General

Target

76187fe8eca802abf046be517add1e53_JaffaCakes118.exe
Size

91KB
MD5

76187fe8eca802abf046be517add1e53
SHA1

0739440a671c1eeed33c64944e2d07ce93d49da7
SHA256

2d7157fb767670ca7ec64558a23afac6f19336993c79d5cdabfc482d5d899771
SHA512

f1630985ae3fcfbc23a3a0d206ec177cf4ece9e8bfdd8a854f120def2eeec1abfccf75071aabe48d3d757a71692bca88a311bc78f78a5bb1fbfcc7b8b1dacf27
SSDEEP

1536:lG2EnTramCVTJ10eZyhVuk7vVkXOcyfwICEC0whqhBH5L9CkPI+:lynvBCVTJ10em08O+cWzCKwWHV9++

Score

10^/10

xtremerat discovery persistence rat spyware upx

Malware Config

Extracted

Family

xtremerat

C2

Ħ桤汔aminehk.no-ip.biz

Signatures

Detect XtremeRAT payload 4 IoCs

resource	yara_rule
behavioral1/memory/2688-6-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral1/memory/2688-8-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral1/memory/2688-12-0x0000000010000000-0x000000001004D000-memory.dmp	family_xtremerat
behavioral1/memory/2900-13-0x0000000010000000-0x000000001004D000-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

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2688-3-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2688-6-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2688-5-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2688-8-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2688-12-0x0000000010000000-0x000000001004D000-memory.dmp	upx
behavioral1/memory/2900-13-0x0000000010000000-0x000000001004D000-memory.dmp	upx

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3024 set thread context of 2688	3024	76187fe8eca802abf046be517add1e53_JaffaCakes118.exe	31

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	76187fe8eca802abf046be517add1e53_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	76187fe8eca802abf046be517add1e53_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3024	76187fe8eca802abf046be517add1e53_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 3024 wrote to memory of 2688	3024	76187fe8eca802abf046be517add1e53_JaffaCakes118.exe	31
PID 3024 wrote to memory of 2688	3024	76187fe8eca802abf046be517add1e53_JaffaCakes118.exe	31
PID 3024 wrote to memory of 2688	3024	76187fe8eca802abf046be517add1e53_JaffaCakes118.exe	31
PID 3024 wrote to memory of 2688	3024	76187fe8eca802abf046be517add1e53_JaffaCakes118.exe	31
PID 3024 wrote to memory of 2688	3024	76187fe8eca802abf046be517add1e53_JaffaCakes118.exe	31
PID 3024 wrote to memory of 2688	3024	76187fe8eca802abf046be517add1e53_JaffaCakes118.exe	31
PID 3024 wrote to memory of 2688	3024	76187fe8eca802abf046be517add1e53_JaffaCakes118.exe	31
PID 3024 wrote to memory of 2688	3024	76187fe8eca802abf046be517add1e53_JaffaCakes118.exe	31
PID 3024 wrote to memory of 2688	3024	76187fe8eca802abf046be517add1e53_JaffaCakes118.exe	31
PID 2688 wrote to memory of 2900	2688	76187fe8eca802abf046be517add1e53_JaffaCakes118.exe	32
PID 2688 wrote to memory of 2900	2688	76187fe8eca802abf046be517add1e53_JaffaCakes118.exe	32
PID 2688 wrote to memory of 2900	2688	76187fe8eca802abf046be517add1e53_JaffaCakes118.exe	32
PID 2688 wrote to memory of 2900	2688	76187fe8eca802abf046be517add1e53_JaffaCakes118.exe	32
PID 2688 wrote to memory of 2900	2688	76187fe8eca802abf046be517add1e53_JaffaCakes118.exe	32
PID 2688 wrote to memory of 2180	2688	76187fe8eca802abf046be517add1e53_JaffaCakes118.exe	33
PID 2688 wrote to memory of 2180	2688	76187fe8eca802abf046be517add1e53_JaffaCakes118.exe	33
PID 2688 wrote to memory of 2180	2688	76187fe8eca802abf046be517add1e53_JaffaCakes118.exe	33
PID 2688 wrote to memory of 2180	2688	76187fe8eca802abf046be517add1e53_JaffaCakes118.exe	33
PID 2688 wrote to memory of 2180	2688	76187fe8eca802abf046be517add1e53_JaffaCakes118.exe	33

C:\Users\Admin\AppData\Local\Temp\76187fe8eca802abf046be517add1e53_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\76187fe8eca802abf046be517add1e53_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3024
- C:\Users\Admin\AppData\Local\Temp\76187fe8eca802abf046be517add1e53_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\76187fe8eca802abf046be517add1e53_JaffaCakes118.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2688
- - C:\Windows\SysWOW64\svchost.exe
    svchost.exe
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2900
- - C:\Program Files\Internet Explorer\iexplore.exe
    "C:\Program Files\Internet Explorer\iexplore.exe"
    3⤵
    PID:2180

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

memory/2688-3-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2688-6-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2688-5-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2688-8-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2688-12-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2900-9-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/2900-13-0x0000000010000000-0x000000001004D000-memory.dmp

Filesize
308KB

Download
memory/3024-0-0x0000000074E01000-0x0000000074E02000-memory.dmp

Filesize
4KB

Download
memory/3024-1-0x0000000074E00000-0x00000000753AB000-memory.dmp

Filesize
5.7MB

Download
memory/3024-2-0x0000000074E00000-0x00000000753AB000-memory.dmp

Filesize
5.7MB

Download
memory/3024-7-0x0000000074E00000-0x00000000753AB000-memory.dmp

Filesize
5.7MB

Download

Analysis

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