xmrig | 607626fde0a0263edd41db4721523682cb343600ef083fc78f23f04ca8be04b1

General

Target

mBBBgvD.exe
Size

2.3MB
MD5

120b148606efb6400aa3aeb9ce44a668
SHA1

e7488d6d0893c4d074f69718c8ee32da42d98207
SHA256

607626fde0a0263edd41db4721523682cb343600ef083fc78f23f04ca8be04b1
SHA512

6a5888c08f9378805978f53fd01a93dcc7f202198c12e57376c794e3f60d04c1b67dd6f51156c2ded32ae318cf73baa2b9f811fe1e99de4ddc86ac35bc2a2a43
SSDEEP

49152:W1vr8uwYtUeKFj/c2e4r7XplKVZo0juLx1hZf18E2yujq3:W1freFj/c2e4rinaj8E2hg

Score

10^/10

xmrig xworm discovery miner rat trojan

Malware Config

Extracted

Family

xworm

C2

95.164.19.68:1987

Mutex

humtwXiPPZ6S5Ma5

Attributes

install_file
USB.exe

aes.plain

Signatures

Detect Xworm Payload 2 IoCs

resource	yara_rule
behavioral2/files/0x001a00000002afed-22.dat	family_xworm
behavioral2/memory/2716-25-0x0000000000B90000-0x0000000000BA2000-memory.dmp	family_xworm

Xmrig family
xmrig
Xworm
Xworm is a remote access trojan written in C#.
trojan rat xworm
Xworm family
xworm
xmrig
XMRig is a high performance, open source, cross platform CPU/GPU miner.
miner xmrig

XMRig Miner payload 11 IoCs

miner

resource	yara_rule
behavioral2/memory/1572-29-0x0000000140000000-0x0000000140786000-memory.dmp	xmrig
behavioral2/memory/1572-30-0x0000000140000000-0x0000000140786000-memory.dmp	xmrig
behavioral2/memory/1572-31-0x0000000140000000-0x0000000140786000-memory.dmp	xmrig
behavioral2/memory/1572-34-0x0000000140000000-0x0000000140786000-memory.dmp	xmrig
behavioral2/memory/1572-37-0x0000000140000000-0x0000000140786000-memory.dmp	xmrig
behavioral2/memory/1572-39-0x0000000140000000-0x0000000140786000-memory.dmp	xmrig
behavioral2/memory/1572-38-0x0000000140000000-0x0000000140786000-memory.dmp	xmrig
behavioral2/memory/1572-36-0x0000000140000000-0x0000000140786000-memory.dmp	xmrig
behavioral2/memory/1572-35-0x0000000140000000-0x0000000140786000-memory.dmp	xmrig
behavioral2/memory/1572-43-0x0000000140000000-0x0000000140786000-memory.dmp	xmrig
behavioral2/memory/1572-44-0x0000000140000000-0x0000000140786000-memory.dmp	xmrig

Executes dropped EXE 2 IoCs

pid	Process
1100	y8GsvEZR3Z.exe
2716	qTsTa8RbD0.exe

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
3	ip-api.com

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1100 set thread context of 1572	1100	y8GsvEZR3Z.exe	88

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 1 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	mBBBgvD.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	2716	qTsTa8RbD0.exe
Token: SeDebugPrivilege	1100	y8GsvEZR3Z.exe
Token: SeLockMemoryPrivilege	1572	explorer.exe
Token: SeLockMemoryPrivilege	1572	explorer.exe

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 3436 wrote to memory of 1100	3436	mBBBgvD.exe	85
PID 3436 wrote to memory of 1100	3436	mBBBgvD.exe	85
PID 3436 wrote to memory of 2716	3436	mBBBgvD.exe	86
PID 3436 wrote to memory of 2716	3436	mBBBgvD.exe	86
PID 1100 wrote to memory of 1572	1100	y8GsvEZR3Z.exe	88
PID 1100 wrote to memory of 1572	1100	y8GsvEZR3Z.exe	88
PID 1100 wrote to memory of 1572	1100	y8GsvEZR3Z.exe	88
PID 1100 wrote to memory of 1572	1100	y8GsvEZR3Z.exe	88
PID 1100 wrote to memory of 1572	1100	y8GsvEZR3Z.exe	88
PID 1100 wrote to memory of 1572	1100	y8GsvEZR3Z.exe	88
PID 1100 wrote to memory of 1572	1100	y8GsvEZR3Z.exe	88
PID 1100 wrote to memory of 1572	1100	y8GsvEZR3Z.exe	88
PID 1100 wrote to memory of 1572	1100	y8GsvEZR3Z.exe	88
PID 1100 wrote to memory of 1572	1100	y8GsvEZR3Z.exe	88
PID 1100 wrote to memory of 1572	1100	y8GsvEZR3Z.exe	88
PID 1100 wrote to memory of 1572	1100	y8GsvEZR3Z.exe	88
PID 1100 wrote to memory of 1572	1100	y8GsvEZR3Z.exe	88
PID 1100 wrote to memory of 1572	1100	y8GsvEZR3Z.exe	88
PID 1100 wrote to memory of 1572	1100	y8GsvEZR3Z.exe	88

C:\Users\Admin\AppData\Local\Temp\mBBBgvD.exe
"C:\Users\Admin\AppData\Local\Temp\mBBBgvD.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3436
- C:\Users\Admin\AppData\Roaming\y8GsvEZR3Z.exe
  "C:\Users\Admin\AppData\Roaming\y8GsvEZR3Z.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1100
- - C:\Windows\explorer.exe
    C:\Windows\explorer.exe --cinit-find-x -B --algo="rx/0" --asm=auto --cpu-memory-pool=1 --randomx-mode=auto --randomx-no-rdmsr --cuda-bfactor-hint=12 --cuda-bsleep-hint=100 --url=pool.hashvault.pro:443 --user=83WC3ZPssiBd2F1wky22B8jUzY9vMUhR7DT8D7fqbm3SRjBzHiRm4ShbVzFZ72oousCnk8UTWMMRq9L2HHkka8D9Mm6TWM6 --pass=x --cpu-max-threads-hint=20
    3⤵
    - Suspicious use of AdjustPrivilegeToken
    PID:1572
- C:\Users\Admin\AppData\Roaming\qTsTa8RbD0.exe
  "C:\Users\Admin\AppData\Roaming\qTsTa8RbD0.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  PID:2716

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --string-annotations --always-read-main-dll --field-trial-handle=3912,i,5616534977014849087,11887380551757527862,262144 --variations-seed-version --mojo-platform-channel-handle=4664 /prefetch:14
1⤵
PID:1924

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --string-annotations --always-read-main-dll --field-trial-handle=4100,i,5616534977014849087,11887380551757527862,262144 --variations-seed-version --mojo-platform-channel-handle=3836 /prefetch:14
1⤵
PID:2896

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\qTsTa8RbD0.exe

Filesize
47KB

MD5
3849de855221df5c59aaf6da5ed9d7e6

SHA1
09d3eb1497ab5f7309bb89650108385e2c9f17c5

SHA256
0373a886b98fcfec95445ba4232269961bd6eddda3612f08d0c57a2c3ba7ea6d

SHA512
d6c1adf42b0b8d56a5a0f5dba64cc0053b8051fe08f8e8e642d3663ea8fc2639f24cd2ad42e8d8e9012c42ded48a2cf1251230c70d7c61021ba196928e2e02be

Download Submit
C:\Users\Admin\AppData\Roaming\y8GsvEZR3Z.exe

Filesize
2.1MB

MD5
b2a071577416531d00c3292c79d4948e

SHA1
9918560650b15f7320361c003ab74c4c2009fe80

SHA256
3fcadd3a9814a92abb993d778461db81480ba979b0da02f61947bc9fa99dbea6

SHA512
6a939c6c43819fc84108a240d530aeb41c3ddfda52bf33430e24db9fba69e5c8577b3cace41c929179b306bf75c132410b45cc70d3e0692ad95ed34dec658175

Download Submit
memory/1100-40-0x00007FF872DF0000-0x00007FF8738B2000-memory.dmp

Filesize
10.8MB

Download
memory/1100-28-0x00007FF872DF0000-0x00007FF8738B2000-memory.dmp

Filesize
10.8MB

Download
memory/1100-20-0x00007FF872DF3000-0x00007FF872DF5000-memory.dmp

Filesize
8KB

Download
memory/1100-24-0x0000000000FA0000-0x0000000000FB2000-memory.dmp

Filesize
72KB

Download
memory/1100-23-0x0000000000460000-0x0000000000678000-memory.dmp

Filesize
2.1MB

Download
memory/1572-37-0x0000000140000000-0x0000000140786000-memory.dmp

Filesize
7.5MB

Download
memory/1572-39-0x0000000140000000-0x0000000140786000-memory.dmp

Filesize
7.5MB

Download
memory/1572-33-0x00000000005B0000-0x00000000005D0000-memory.dmp

Filesize
128KB

Download
memory/1572-30-0x0000000140000000-0x0000000140786000-memory.dmp

Filesize
7.5MB

Download
memory/1572-31-0x0000000140000000-0x0000000140786000-memory.dmp

Filesize
7.5MB

Download
memory/1572-34-0x0000000140000000-0x0000000140786000-memory.dmp

Filesize
7.5MB

Download
memory/1572-44-0x0000000140000000-0x0000000140786000-memory.dmp

Filesize
7.5MB

Download
memory/1572-29-0x0000000140000000-0x0000000140786000-memory.dmp

Filesize
7.5MB

Download
memory/1572-43-0x0000000140000000-0x0000000140786000-memory.dmp

Filesize
7.5MB

Download
memory/1572-38-0x0000000140000000-0x0000000140786000-memory.dmp

Filesize
7.5MB

Download
memory/1572-36-0x0000000140000000-0x0000000140786000-memory.dmp

Filesize
7.5MB

Download
memory/1572-35-0x0000000140000000-0x0000000140786000-memory.dmp

Filesize
7.5MB

Download
memory/2716-41-0x000000001B860000-0x000000001B870000-memory.dmp

Filesize
64KB

Download
memory/2716-42-0x00007FF872DF0000-0x00007FF8738B2000-memory.dmp

Filesize
10.8MB

Download
memory/2716-25-0x0000000000B90000-0x0000000000BA2000-memory.dmp

Filesize
72KB

Download
memory/2716-27-0x00007FF872DF0000-0x00007FF8738B2000-memory.dmp

Filesize
10.8MB

Download

Analysis

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