bitrat | 84c32cb403361a5d8d8117cf941b89c6c819ac453a0e1f411eb5c2952cc35e7c

General

Target

a76da3ab31bd142881d3cc05b3903dba_JaffaCakes118.exe
Size

1.9MB
MD5

a76da3ab31bd142881d3cc05b3903dba
SHA1

8b168865e07098254456c4bde49f0892e42ae2b1
SHA256

84c32cb403361a5d8d8117cf941b89c6c819ac453a0e1f411eb5c2952cc35e7c
SHA512

064a326303e24160ef5a27fa4843d98c1df545e5bcd077b25dfd1abd5cb7ee7a142edf4176a16ff0972ebcaada9604cd23ee14c01251c223336260669a010fff
SSDEEP

24576:CjmjQcndRKZCy2BrhCeU2i2cJijFbCBTPmiY05tJMSQp5ysA7Yg1nLkziEmTxp+x:vQmXDFBU2iIBb0xY/6sUYYRLDIP

Score

10^/10

bitrat discovery trojan upx

Malware Config

Extracted

Family

bitrat

Version

1.38

C2

79.134.225.90:4898

Attributes

communication_password
7fcc5163240be484c36ebae222f656b3
tor_process
tor

Signatures

BitRAT
BitRAT is a remote access tool written in C++ and uses leaked source code from other families.
trojan bitrat
Bitrat family
bitrat

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-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation	a76da3ab31bd142881d3cc05b3903dba_JaffaCakes118.exe

Executes dropped EXE 2 IoCs

pid	Process
1348	rQ7iB4QSh4iRhkbT.exe
3732	rQ7iB4QSh4iRhkbT.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 5 IoCs

pid	Process
1348	rQ7iB4QSh4iRhkbT.exe
3732	rQ7iB4QSh4iRhkbT.exe
1348	rQ7iB4QSh4iRhkbT.exe
1348	rQ7iB4QSh4iRhkbT.exe
1348	rQ7iB4QSh4iRhkbT.exe

UPX packed file 13 IoCs

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

upx

resource	yara_rule
behavioral2/files/0x000c000000023ba0-4.dat	upx
behavioral2/memory/1348-13-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral2/memory/3732-15-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral2/memory/3732-18-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral2/memory/1348-20-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral2/memory/1348-22-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral2/memory/1348-25-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral2/memory/1348-28-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral2/memory/1348-31-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral2/memory/1348-33-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral2/memory/1348-37-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral2/memory/1348-41-0x0000000000400000-0x00000000007E4000-memory.dmp	upx
behavioral2/memory/1348-46-0x0000000000400000-0x00000000007E4000-memory.dmp	upx

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	a76da3ab31bd142881d3cc05b3903dba_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rQ7iB4QSh4iRhkbT.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rQ7iB4QSh4iRhkbT.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeShutdownPrivilege	1348	rQ7iB4QSh4iRhkbT.exe
Token: SeShutdownPrivilege	3732	rQ7iB4QSh4iRhkbT.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1348	rQ7iB4QSh4iRhkbT.exe
1348	rQ7iB4QSh4iRhkbT.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4432 wrote to memory of 1348	4432	a76da3ab31bd142881d3cc05b3903dba_JaffaCakes118.exe	83
PID 4432 wrote to memory of 1348	4432	a76da3ab31bd142881d3cc05b3903dba_JaffaCakes118.exe	83
PID 4432 wrote to memory of 1348	4432	a76da3ab31bd142881d3cc05b3903dba_JaffaCakes118.exe	83
PID 4432 wrote to memory of 3732	4432	a76da3ab31bd142881d3cc05b3903dba_JaffaCakes118.exe	85
PID 4432 wrote to memory of 3732	4432	a76da3ab31bd142881d3cc05b3903dba_JaffaCakes118.exe	85
PID 4432 wrote to memory of 3732	4432	a76da3ab31bd142881d3cc05b3903dba_JaffaCakes118.exe	85

C:\Users\Admin\AppData\Local\Temp\a76da3ab31bd142881d3cc05b3903dba_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\a76da3ab31bd142881d3cc05b3903dba_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4432
- C:\Users\Admin\AppData\Local\Temp\rQ7iB4QSh4iRhkbT.exe
  "C:\Users\Admin\AppData\Local\Temp\rQ7iB4QSh4iRhkbT.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:1348
- C:\Users\Admin\AppData\Local\Temp\rQ7iB4QSh4iRhkbT.exe
  "C:\Users\Admin\AppData\Local\Temp\rQ7iB4QSh4iRhkbT.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:3732

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\rQ7iB4QSh4iRhkbT.exe

Filesize
1.4MB

MD5
60b16295c2f7b34128b7135af220c142

SHA1
a2211b6e1d2708316c3086398df6d56a52494d5e

SHA256
e8cb7abe387fa940a5b97a00b50f30ddb613dbd31beae4005dee56232c7fb1b8

SHA512
3e0000a5ca8e5e797974145e50ab1213b0d8e4ecfaf38fa711f58c8836f13edd86b93aaf1e70a6f494cf87d676d2598f49f91adcbea66b2ec9816c14b270d996

Download Submit
memory/1348-30-0x0000000074820000-0x0000000074859000-memory.dmp

Filesize
228KB

Download
memory/1348-45-0x0000000074820000-0x0000000074859000-memory.dmp

Filesize
228KB

Download
memory/1348-16-0x0000000074390000-0x00000000743C9000-memory.dmp

Filesize
228KB

Download
memory/1348-28-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/1348-46-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/1348-19-0x0000000074820000-0x0000000074859000-memory.dmp

Filesize
228KB

Download
memory/1348-20-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/1348-21-0x0000000074820000-0x0000000074859000-memory.dmp

Filesize
228KB

Download
memory/1348-22-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/1348-24-0x0000000074820000-0x0000000074859000-memory.dmp

Filesize
228KB

Download
memory/1348-25-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/1348-27-0x0000000074820000-0x0000000074859000-memory.dmp

Filesize
228KB

Download
memory/1348-47-0x0000000074820000-0x0000000074859000-memory.dmp

Filesize
228KB

Download
memory/1348-13-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/1348-36-0x0000000074820000-0x0000000074859000-memory.dmp

Filesize
228KB

Download
memory/1348-32-0x0000000074070000-0x00000000740A9000-memory.dmp

Filesize
228KB

Download
memory/1348-33-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/1348-34-0x0000000074820000-0x0000000074859000-memory.dmp

Filesize
228KB

Download
memory/1348-31-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/1348-37-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/1348-38-0x0000000074820000-0x0000000074859000-memory.dmp

Filesize
228KB

Download
memory/1348-40-0x0000000074820000-0x0000000074859000-memory.dmp

Filesize
228KB

Download
memory/1348-41-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/1348-42-0x0000000074820000-0x0000000074859000-memory.dmp

Filesize
228KB

Download
memory/1348-44-0x0000000074820000-0x0000000074859000-memory.dmp

Filesize
228KB

Download
memory/3732-15-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/3732-18-0x0000000000400000-0x00000000007E4000-memory.dmp

Filesize
3.9MB

Download
memory/3732-17-0x0000000074390000-0x00000000743C9000-memory.dmp

Filesize
228KB

Download

Analysis

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