xmrig | 37ee8f2b30381f3ed33dda3282cfc08731e876009c57c91ab1d68e668ee463ab

General

Target

de3eea97db3998c52165d66600bd12e0_JaffaCakes118.exe
Size

784KB
MD5

de3eea97db3998c52165d66600bd12e0
SHA1

1e29e8ca72a992707eba890ceedfb4ef593545d9
SHA256

37ee8f2b30381f3ed33dda3282cfc08731e876009c57c91ab1d68e668ee463ab
SHA512

b655d8f508ce6f609b80768df5829e1ad98f031a4c4da06214a1a109fb2cd283c62095093282d722d118479f15cafde8ff9e8bfa8f159e91280c73b6644e8573
SSDEEP

12288:yLb8HNgLzbu+tUKF6Kf6f4998eu0EKzzJzb/DDpKI+vzbY552W0eb1Xoy2/VUVZ:yEHCbuMVF6KfGZ0xzpbD+iQoXh2/V4

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 8 IoCs

miner

resource	yara_rule
behavioral1/memory/2888-1-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2888-14-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/2888-15-0x00000000031B0000-0x00000000034C2000-memory.dmp	xmrig
behavioral1/memory/352-18-0x0000000000400000-0x0000000000593000-memory.dmp	xmrig
behavioral1/memory/352-24-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig
behavioral1/memory/352-27-0x0000000003030000-0x00000000031C3000-memory.dmp	xmrig
behavioral1/memory/352-34-0x00000000005A0000-0x000000000071F000-memory.dmp	xmrig
behavioral1/memory/352-35-0x0000000000400000-0x0000000000587000-memory.dmp	xmrig

Deletes itself 1 IoCs

pid	Process
352	de3eea97db3998c52165d66600bd12e0_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
352	de3eea97db3998c52165d66600bd12e0_JaffaCakes118.exe

Loads dropped DLL 1 IoCs

pid	Process
2888	de3eea97db3998c52165d66600bd12e0_JaffaCakes118.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2888-0-0x0000000000400000-0x0000000000712000-memory.dmp	upx
behavioral1/files/0x000b000000012259-12.dat	upx
behavioral1/memory/352-17-0x0000000000400000-0x0000000000712000-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	de3eea97db3998c52165d66600bd12e0_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	de3eea97db3998c52165d66600bd12e0_JaffaCakes118.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2888	de3eea97db3998c52165d66600bd12e0_JaffaCakes118.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2888	de3eea97db3998c52165d66600bd12e0_JaffaCakes118.exe
352	de3eea97db3998c52165d66600bd12e0_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2888 wrote to memory of 352	2888	de3eea97db3998c52165d66600bd12e0_JaffaCakes118.exe	32
PID 2888 wrote to memory of 352	2888	de3eea97db3998c52165d66600bd12e0_JaffaCakes118.exe	32
PID 2888 wrote to memory of 352	2888	de3eea97db3998c52165d66600bd12e0_JaffaCakes118.exe	32
PID 2888 wrote to memory of 352	2888	de3eea97db3998c52165d66600bd12e0_JaffaCakes118.exe	32

C:\Users\Admin\AppData\Local\Temp\de3eea97db3998c52165d66600bd12e0_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\de3eea97db3998c52165d66600bd12e0_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2888
- C:\Users\Admin\AppData\Local\Temp\de3eea97db3998c52165d66600bd12e0_JaffaCakes118.exe
  C:\Users\Admin\AppData\Local\Temp\de3eea97db3998c52165d66600bd12e0_JaffaCakes118.exe
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  PID:352

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\de3eea97db3998c52165d66600bd12e0_JaffaCakes118.exe

Filesize
784KB

MD5
9f82bb84b2532154ffd3dcb33dd49228

SHA1
a24cbb7ff2abaef956b8e6a7e3c8aef81c2b022f

SHA256
54b9cf89cfb6c0ba1eac5abe3dc8f2f906e920d95a3af874cc468ac9914da537

SHA512
d812d929950d70275391e9a28c5ac19c18ed4cf0285a04caade32f86efbbb1a80f57622998f130a835752479d07931a86a7a6a51b393a9f05a0f5862d5c1b8bf

Download Submit
memory/352-18-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/352-35-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/352-34-0x00000000005A0000-0x000000000071F000-memory.dmp

Filesize
1.5MB

Download
memory/352-27-0x0000000003030000-0x00000000031C3000-memory.dmp

Filesize
1.6MB

Download
memory/352-17-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/352-24-0x0000000000400000-0x0000000000587000-memory.dmp

Filesize
1.5MB

Download
memory/352-23-0x0000000001720000-0x00000000017E4000-memory.dmp

Filesize
784KB

Download
memory/2888-14-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2888-15-0x00000000031B0000-0x00000000034C2000-memory.dmp

Filesize
3.1MB

Download
memory/2888-0-0x0000000000400000-0x0000000000712000-memory.dmp

Filesize
3.1MB

Download
memory/2888-1-0x0000000000400000-0x0000000000593000-memory.dmp

Filesize
1.6MB

Download
memory/2888-4-0x00000000018B0000-0x0000000001974000-memory.dmp

Filesize
784KB

Download

Analysis

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