darkcomet | f096d3912e25344ae48d29113271389d928a37dd42c77d552b0010d4d011a878

General

Target

JaffaCakes118_7aa7167128ada9df5598d009875a02ac.exe
Size

3.3MB
MD5

7aa7167128ada9df5598d009875a02ac
SHA1

398acd5091c1c0ce3ad259d42c0f39609df6abf8
SHA256

f096d3912e25344ae48d29113271389d928a37dd42c77d552b0010d4d011a878
SHA512

8e6d92272e7f0224ad9a5557080caa1f54a84be20061ab683ab45c8b3738ab67dd1b3759d67e78f38667ac3975e8c96ca2ea6ff73d53e36f79ca6be9a89a4851
SSDEEP

98304:JfGMZGaukN2GGo8bR4q0cczgvjH4g0WR/e:JfGMUavcGG7Sn0MgbR/e

Score

10^/10

darkcomet guest16 discovery rat trojan

Malware Config

Extracted

Family

darkcomet

Botnet

Guest16

C2

suloname.no-ip.info:100

Mutex

DC_MUTEX-PAW2MP6

Attributes

gencode
uE1qRqduBMuo
install
false
offline_keylogger
true
persistence
false

rc4.plain

Signatures

Darkcomet
DarkComet is a remote access trojan (RAT) developed by Jean-Pierre Lesueur.
trojan rat darkcomet
Darkcomet family
darkcomet

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3218366390-1258052702-4267193707-1000\Control Panel\International\Geo\Nation	JaffaCakes118_7aa7167128ada9df5598d009875a02ac.exe

Executes dropped EXE 2 IoCs

pid	Process
4268	svchost.exe
3688	MagicISOMaker5.4Build239.exe

Loads dropped DLL 3 IoCs

pid	Process
3688	MagicISOMaker5.4Build239.exe
3688	MagicISOMaker5.4Build239.exe
3688	MagicISOMaker5.4Build239.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\GLBSINST.%$D	MagicISOMaker5.4Build239.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2636 set thread context of 4268	2636	JaffaCakes118_7aa7167128ada9df5598d009875a02ac.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 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	JaffaCakes118_7aa7167128ada9df5598d009875a02ac.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MagicISOMaker5.4Build239.exe

Suspicious use of AdjustPrivilegeToken 25 IoCs

description	pid	Process
Token: SeDebugPrivilege	2636	JaffaCakes118_7aa7167128ada9df5598d009875a02ac.exe
Token: SeIncreaseQuotaPrivilege	4268	svchost.exe
Token: SeSecurityPrivilege	4268	svchost.exe
Token: SeTakeOwnershipPrivilege	4268	svchost.exe
Token: SeLoadDriverPrivilege	4268	svchost.exe
Token: SeSystemProfilePrivilege	4268	svchost.exe
Token: SeSystemtimePrivilege	4268	svchost.exe
Token: SeProfSingleProcessPrivilege	4268	svchost.exe
Token: SeIncBasePriorityPrivilege	4268	svchost.exe
Token: SeCreatePagefilePrivilege	4268	svchost.exe
Token: SeBackupPrivilege	4268	svchost.exe
Token: SeRestorePrivilege	4268	svchost.exe
Token: SeShutdownPrivilege	4268	svchost.exe
Token: SeDebugPrivilege	4268	svchost.exe
Token: SeSystemEnvironmentPrivilege	4268	svchost.exe
Token: SeChangeNotifyPrivilege	4268	svchost.exe
Token: SeRemoteShutdownPrivilege	4268	svchost.exe
Token: SeUndockPrivilege	4268	svchost.exe
Token: SeManageVolumePrivilege	4268	svchost.exe
Token: SeImpersonatePrivilege	4268	svchost.exe
Token: SeCreateGlobalPrivilege	4268	svchost.exe
Token: 33	4268	svchost.exe
Token: 34	4268	svchost.exe
Token: 35	4268	svchost.exe
Token: 36	4268	svchost.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4268	svchost.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 2636 wrote to memory of 4268	2636	JaffaCakes118_7aa7167128ada9df5598d009875a02ac.exe	88
PID 2636 wrote to memory of 4268	2636	JaffaCakes118_7aa7167128ada9df5598d009875a02ac.exe	88
PID 2636 wrote to memory of 4268	2636	JaffaCakes118_7aa7167128ada9df5598d009875a02ac.exe	88
PID 2636 wrote to memory of 4268	2636	JaffaCakes118_7aa7167128ada9df5598d009875a02ac.exe	88
PID 2636 wrote to memory of 4268	2636	JaffaCakes118_7aa7167128ada9df5598d009875a02ac.exe	88
PID 2636 wrote to memory of 4268	2636	JaffaCakes118_7aa7167128ada9df5598d009875a02ac.exe	88
PID 2636 wrote to memory of 4268	2636	JaffaCakes118_7aa7167128ada9df5598d009875a02ac.exe	88
PID 2636 wrote to memory of 4268	2636	JaffaCakes118_7aa7167128ada9df5598d009875a02ac.exe	88
PID 2636 wrote to memory of 4268	2636	JaffaCakes118_7aa7167128ada9df5598d009875a02ac.exe	88
PID 2636 wrote to memory of 4268	2636	JaffaCakes118_7aa7167128ada9df5598d009875a02ac.exe	88
PID 2636 wrote to memory of 4268	2636	JaffaCakes118_7aa7167128ada9df5598d009875a02ac.exe	88
PID 2636 wrote to memory of 4268	2636	JaffaCakes118_7aa7167128ada9df5598d009875a02ac.exe	88
PID 2636 wrote to memory of 4268	2636	JaffaCakes118_7aa7167128ada9df5598d009875a02ac.exe	88
PID 2636 wrote to memory of 4268	2636	JaffaCakes118_7aa7167128ada9df5598d009875a02ac.exe	88
PID 2636 wrote to memory of 3688	2636	JaffaCakes118_7aa7167128ada9df5598d009875a02ac.exe	89
PID 2636 wrote to memory of 3688	2636	JaffaCakes118_7aa7167128ada9df5598d009875a02ac.exe	89
PID 2636 wrote to memory of 3688	2636	JaffaCakes118_7aa7167128ada9df5598d009875a02ac.exe	89

C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7aa7167128ada9df5598d009875a02ac.exe
"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7aa7167128ada9df5598d009875a02ac.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2636
- C:\Users\Admin\AppData\Local\Temp\svchost.exe
  C:\Users\Admin\AppData\Local\Temp\svchost.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:4268
- C:\Users\Admin\AppData\Local\Temp\MagicISOMaker5.4Build239.exe
  "C:\Users\Admin\AppData\Local\Temp\MagicISOMaker5.4Build239.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  PID:3688

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

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\Local\Temp\GLC6F92.tmp

Filesize
157KB

MD5
fbd929bfc7b4a9e4fa4506655bab4c4a

SHA1
b4df84de80729a04ed90dc976a3e730a568f24f8

SHA256
adf8dea5d36b58cf621e2bb0c4549f94e0919308dd7cc1215d942417c45e54a4

SHA512
b310e79848dc2a3c6a4524e0b120e2e3dd73ecb6852c65a9eec368045f7bab0b141210726476dd3cb0c1d9008e1f34149f35c03a0156a9eef7d4a7fbc61ea1b4

Download Submit
C:\Users\Admin\AppData\Local\Temp\GLK71B7.tmp

Filesize
30KB

MD5
3df61e5730883b2d338addd7acbe4bc4

SHA1
03166e6230231e7e3583cf9c8944f4967aa1bf1b

SHA256
2efe9a54c8eb878711d9b6cd18f276838645aff52fe69d8a864376cb258ec616

SHA512
36e9d705d22dad3d952b4da578a990f2b63ec2f9fbf2734efdaea9ecbd4f07a8d7232792eb5bdd81c553354d51334993cb6103c377f3483a680eac9e41cd2087

Download Submit
C:\Users\Admin\AppData\Local\Temp\MagicISOMaker5.4Build239.exe

Filesize
2.6MB

MD5
c0565034b0e44b9ab59a684fcbd89d49

SHA1
f5f51515977c5a882ebcd0858f26f8eb3b0908b6

SHA256
b580c82a3d709b390b9da1e1c2691eb5bdb9dcbecc66495fe7727dc74b7f5546

SHA512
770a3086720a7e11168d2eec814c89a09181468101029c8b754a59a3dfc5ff0099e88a5ca1dafa28857ba80c623773d48cb80358a49dbacdbfb8b91b9abbda3f

Download Submit
C:\Users\Admin\AppData\Local\Temp\svchost.exe

Filesize
34KB

MD5
e118330b4629b12368d91b9df6488be0

SHA1
ce90218c7e3b90df2a3409ec253048bb6472c2fd

SHA256
3a0f2936b8c45e8ba3458d69d7859a63844469e698652e15fb56639d32f40cc9

SHA512
ac91c04cb20223dbaaf594440cb778dff36e857921be427c8528ba4c6cdb3e8bf8e71e1ae8af7bde9c04ff5b97b379231625bc1a2b66aba2f98cd340cd8a94b0

Download Submit
memory/2636-1-0x0000000074AF0000-0x00000000750A1000-memory.dmp

Filesize
5.7MB

Download
memory/2636-2-0x0000000074AF0000-0x00000000750A1000-memory.dmp

Filesize
5.7MB

Download
memory/2636-27-0x0000000074AF0000-0x00000000750A1000-memory.dmp

Filesize
5.7MB

Download
memory/2636-0-0x0000000074AF2000-0x0000000074AF3000-memory.dmp

Filesize
4KB

Download
memory/4268-11-0x0000000000400000-0x00000000004B9000-memory.dmp

Filesize
740KB

Download
memory/4268-45-0x0000000000400000-0x00000000004B9000-memory.dmp

Filesize
740KB

Download
memory/4268-12-0x0000000000400000-0x00000000004B9000-memory.dmp

Filesize
740KB

Download
memory/4268-14-0x0000000000400000-0x00000000004B9000-memory.dmp

Filesize
740KB

Download
memory/4268-8-0x0000000000400000-0x00000000004B9000-memory.dmp

Filesize
740KB

Download
memory/4268-9-0x0000000000400000-0x00000000004B9000-memory.dmp

Filesize
740KB

Download
memory/4268-5-0x0000000000400000-0x00000000004B9000-memory.dmp

Filesize
740KB

Download
memory/4268-41-0x0000000000400000-0x00000000004B9000-memory.dmp

Filesize
740KB

Download
memory/4268-42-0x0000000000400000-0x00000000004B9000-memory.dmp

Filesize
740KB

Download
memory/4268-43-0x0000000000400000-0x00000000004B9000-memory.dmp

Filesize
740KB

Download
memory/4268-44-0x0000000000400000-0x00000000004B9000-memory.dmp

Filesize
740KB

Download
memory/4268-13-0x00000000025B0000-0x00000000025B1000-memory.dmp

Filesize
4KB

Download
memory/4268-46-0x0000000000400000-0x00000000004B9000-memory.dmp

Filesize
740KB

Download
memory/4268-47-0x0000000000400000-0x00000000004B9000-memory.dmp

Filesize
740KB

Download
memory/4268-48-0x0000000000400000-0x00000000004B9000-memory.dmp

Filesize
740KB

Download
memory/4268-49-0x0000000000400000-0x00000000004B9000-memory.dmp

Filesize
740KB

Download
memory/4268-50-0x0000000000400000-0x00000000004B9000-memory.dmp

Filesize
740KB

Download
memory/4268-51-0x0000000000400000-0x00000000004B9000-memory.dmp

Filesize
740KB

Download
memory/4268-52-0x0000000000400000-0x00000000004B9000-memory.dmp

Filesize
740KB

Download
memory/4268-53-0x0000000000400000-0x00000000004B9000-memory.dmp

Filesize
740KB

Download
memory/4268-54-0x0000000000400000-0x00000000004B9000-memory.dmp

Filesize
740KB

Download

Analysis

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