xmrig | d5debb67dbd294d1b617e02b3c1343af3a82f2707543a92db271803968c9536c

General

Target

b98234a3b519f443262325c04d7e58c8_JaffaCakes118.exe
Size

784KB
MD5

b98234a3b519f443262325c04d7e58c8
SHA1

ca981866c929ebad70fbefd0022e0f864a728da1
SHA256

d5debb67dbd294d1b617e02b3c1343af3a82f2707543a92db271803968c9536c
SHA512

4e3ebc716213d509ab2daf07d7b63ee0cc482f1e6fa7507b5feeef6d447c2114c73b8e796d4665ed50d843a4797ee569cdbac862798609a875c0a58a2a5d32a4
SSDEEP

24576:CNvOsiFT4baCcJLoPDgIwxcWg2lh1khPs9Bsl2:SvOHF0VDPDgIwCalvkaB

Score

10^/10

xmrig discovery miner upx

Malware Config

Signatures

xmrig
XMRig is a high performance, open source, cross platform CPU/GPU miner.
miner xmrig

XMRig Miner payload 7 IoCs

miner

resource	yara_rule
behavioral1/memory/1092-2-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/1092-14-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2268-18-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2268-27-0x00000000030A0000-0x0000000003233000-memory.dmp	xmrig
behavioral1/memory/2268-23-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/2268-34-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/2268-33-0x00000000005A0000-0x000000000071F000-memory.dmp	xmrig

Deletes itself 1 IoCs

pid	Process
2268	b98234a3b519f443262325c04d7e58c8_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
2268	b98234a3b519f443262325c04d7e58c8_JaffaCakes118.exe

Loads dropped DLL 1 IoCs

pid	Process
1092	b98234a3b519f443262325c04d7e58c8_JaffaCakes118.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1092-0-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral1/memory/1092-15-0x0000000003230000-0x0000000003542000-memory.dmp	upx
behavioral1/files/0x0009000000012119-16.dat	upx

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	b98234a3b519f443262325c04d7e58c8_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b98234a3b519f443262325c04d7e58c8_JaffaCakes118.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
1092	b98234a3b519f443262325c04d7e58c8_JaffaCakes118.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
1092	b98234a3b519f443262325c04d7e58c8_JaffaCakes118.exe
2268	b98234a3b519f443262325c04d7e58c8_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1092 wrote to memory of 2268	1092	b98234a3b519f443262325c04d7e58c8_JaffaCakes118.exe	30
PID 1092 wrote to memory of 2268	1092	b98234a3b519f443262325c04d7e58c8_JaffaCakes118.exe	30
PID 1092 wrote to memory of 2268	1092	b98234a3b519f443262325c04d7e58c8_JaffaCakes118.exe	30
PID 1092 wrote to memory of 2268	1092	b98234a3b519f443262325c04d7e58c8_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\b98234a3b519f443262325c04d7e58c8_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b98234a3b519f443262325c04d7e58c8_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1092
- C:\Users\Admin\AppData\Local\Temp\b98234a3b519f443262325c04d7e58c8_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\b98234a3b519f443262325c04d7e58c8_JaffaCakes118.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  PID:2268

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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\b98234a3b519f443262325c04d7e58c8_JaffaCakes118.exe

Filesize
784KB

MD5
d05f0e7808c379364a169749cfa2e346

SHA1
5843b3355b49e8bac970291c7a33dc9d06dc18aa

SHA256
b949430e79dd02dee20e2026dde1c8f079010fed91205fce7a55a5f7fd46fa32

SHA512
59b94cd5545fe1e8f313b886fd099463b367234bee7991bc65109174cd74426d9ce23ee902414ecef1b5d8abfe8b4f2c00a27791121d960f47fdf42cecd18542

Download Submit
memory/1092-0-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/1092-1-0x0000000000120000-0x00000000001E4000-memory.dmp

Filesize
784KB

Download
memory/1092-2-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/1092-14-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/1092-15-0x0000000003230000-0x0000000003542000-memory.dmp

Filesize
3.1MB

Download
memory/2268-17-0x00000000018B0000-0x0000000001974000-memory.dmp

Filesize
784KB

Download
memory/2268-18-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2268-27-0x00000000030A0000-0x0000000003233000-memory.dmp

Filesize
1.6MB

Download
memory/2268-23-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2268-34-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2268-33-0x00000000005A0000-0x000000000071F000-memory.dmp

Filesize
1.5MB

Download

Analysis

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