xmrig | 98fbb479dc3066eba2bdce57fb7f5bbcf51e3624d1f0ef7b6f680a20c423fa3e

General

Target

fd59e35f17802c7ee39a70a0932258ba_JaffaCakes118.exe
Size

784KB
MD5

fd59e35f17802c7ee39a70a0932258ba
SHA1

b6a02c876be949b2b2a97a406af4405ae4ada940
SHA256

98fbb479dc3066eba2bdce57fb7f5bbcf51e3624d1f0ef7b6f680a20c423fa3e
SHA512

bb20736d503a2e84004c1a5579b7cd6626cfe9a68f88e4fd43ccbe40b94e42355539520f23c0792c6405d7e03f54880de2c346676b7783351e9985f99b34dcd7
SSDEEP

12288:KSbyhTCxrLe9ChqDVa8P/RJnHT2aWl9Qfz4GeY0t0b7/n7PCmyXZiilEMzqQ6lR2:bW0x+jRJnz2ae8yYRbj7qm6ZiilEeSd

Score

10^/10

xmrig discovery miner upx

Malware Config

Signatures

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

XMRig Miner payload 8 IoCs

miner

resource	yara_rule
behavioral1/memory/3028-2-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/3028-16-0x00000000032C0000-0x00000000035D2000-memory.dmp	xmrig
behavioral1/memory/3028-15-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2280-34-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/2280-33-0x0000000003270000-0x0000000003403000-memory.dmp	xmrig
behavioral1/memory/2280-24-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/2280-19-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/3028-35-0x00000000032C0000-0x00000000035D2000-memory.dmp	xmrig

Deletes itself 1 IoCs

pid	Process
2280	fd59e35f17802c7ee39a70a0932258ba_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
2280	fd59e35f17802c7ee39a70a0932258ba_JaffaCakes118.exe

Loads dropped DLL 1 IoCs

pid	Process
3028	fd59e35f17802c7ee39a70a0932258ba_JaffaCakes118.exe

UPX packed file 4 IoCs

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

upx

resource	yara_rule
behavioral1/memory/3028-0-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral1/files/0x000a00000001225d-12.dat	upx
behavioral1/memory/2280-17-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral1/memory/3028-16-0x00000000032C0000-0x00000000035D2000-memory.dmp	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	fd59e35f17802c7ee39a70a0932258ba_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fd59e35f17802c7ee39a70a0932258ba_JaffaCakes118.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
3028	fd59e35f17802c7ee39a70a0932258ba_JaffaCakes118.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
3028	fd59e35f17802c7ee39a70a0932258ba_JaffaCakes118.exe
2280	fd59e35f17802c7ee39a70a0932258ba_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 3028 wrote to memory of 2280	3028	fd59e35f17802c7ee39a70a0932258ba_JaffaCakes118.exe	31
PID 3028 wrote to memory of 2280	3028	fd59e35f17802c7ee39a70a0932258ba_JaffaCakes118.exe	31
PID 3028 wrote to memory of 2280	3028	fd59e35f17802c7ee39a70a0932258ba_JaffaCakes118.exe	31
PID 3028 wrote to memory of 2280	3028	fd59e35f17802c7ee39a70a0932258ba_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\fd59e35f17802c7ee39a70a0932258ba_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fd59e35f17802c7ee39a70a0932258ba_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3028
- C:\Users\Admin\AppData\Local\Temp\fd59e35f17802c7ee39a70a0932258ba_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\fd59e35f17802c7ee39a70a0932258ba_JaffaCakes118.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  PID:2280

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\fd59e35f17802c7ee39a70a0932258ba_JaffaCakes118.exe

Filesize
784KB

MD5
e87115d8c2350a743633c8a9cc54e7dc

SHA1
9542fd4a118ad072d2626f836bcf2e9fe4733469

SHA256
3a50942627f673d372cd857db1477a39d0d02dde3f9064865b03545288a6bbc0

SHA512
c8f9c4b5dc6afddf5ec83b3c792745d1cc8d38f6633eb973e2d8712d5c66a61a28180d55d5e5798b68fd96f793290b569fc54cbcfc7997ae34afa5a0ad1bbe90

Download Submit
memory/2280-18-0x0000000000120000-0x00000000001E4000-memory.dmp

Filesize
784KB

Download
memory/2280-17-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/2280-34-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2280-33-0x0000000003270000-0x0000000003403000-memory.dmp

Filesize
1.6MB

Download
memory/2280-24-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/2280-19-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/3028-2-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/3028-1-0x00000000018B0000-0x0000000001974000-memory.dmp

Filesize
784KB

Download
memory/3028-16-0x00000000032C0000-0x00000000035D2000-memory.dmp

Filesize
3.1MB

Download
memory/3028-0-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/3028-15-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/3028-35-0x00000000032C0000-0x00000000035D2000-memory.dmp

Filesize
3.1MB

Download

Analysis

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