0e4632b9d987a4aa439602b85e250fd4452e0a7275d20c71a61cf94f163a5e64

General

Target

0eec641ad196440c6b96d26eb1e2df71_JaffaCakes118.exe
Size

2.2MB
MD5

0eec641ad196440c6b96d26eb1e2df71
SHA1

57390f67569275821600629d4af0b866d8d767b4
SHA256

0e4632b9d987a4aa439602b85e250fd4452e0a7275d20c71a61cf94f163a5e64
SHA512

811a1a0ec66186fbdcc3c4ea6db5bd56b13255f0e8468db9c19baa5393366c23e44edc8e43ffc7332b70b5b09d7468fcbcc1fe4fc3570dcecb40100bcea2290e
SSDEEP

49152:oj94sjTFctV5ymxJk7uIMppc6V4e17qbUnQEFPFNrK2vS2Yr9R+FOBvLHqnDsYo4:4jpg/ymxJkQpc6V3lHQEFPFNrK24X+Fr

Score

7^/10

discovery upx

Malware Config

Signatures

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-1-5-21-2860750803-256193626-1801997576-1000\Control Panel\International\Geo\Nation	0eec641ad196440c6b96d26eb1e2df71_JaffaCakes118.exe

Executes dropped EXE 2 IoCs

pid	Process
1300	anpgrbehaq.exe
2092	anpgrbehaq.tmp

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1708-0-0x0000000000AF0000-0x0000000000DF4000-memory.dmp	upx
behavioral2/memory/1708-7-0x0000000000AF0000-0x0000000000DF4000-memory.dmp	upx

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Drops file in Program Files directory 11 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Xunjie\msvidc32.dll	anpgrbehaq.tmp
File created	C:\Program Files (x86)\Xunjie\unins000.dat	anpgrbehaq.tmp
File created	C:\Program Files (x86)\Xunjie\is-D84PB.tmp	anpgrbehaq.tmp
File created	C:\Program Files (x86)\Xunjie\is-U6996.tmp	anpgrbehaq.tmp
File created	C:\Program Files (x86)\Xunjie\is-I0H3A.tmp	anpgrbehaq.tmp
File created	C:\Program Files (x86)\Xunjie\is-IDN4A.tmp	anpgrbehaq.tmp
File created	C:\Program Files (x86)\Xunjie\is-87O0F.tmp	anpgrbehaq.tmp
File opened for modification	C:\Program Files (x86)\Xunjie\unins000.dat	anpgrbehaq.tmp
File opened for modification	C:\Program Files (x86)\Xunjie\xjhelper.exe	anpgrbehaq.tmp
File opened for modification	C:\Program Files (x86)\Xunjie\msvcrt40.dll	anpgrbehaq.tmp
File created	C:\Program Files (x86)\Xunjie\is-5E62J.tmp	anpgrbehaq.tmp

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
1708	0eec641ad196440c6b96d26eb1e2df71_JaffaCakes118.exe
1708	0eec641ad196440c6b96d26eb1e2df71_JaffaCakes118.exe
1708	0eec641ad196440c6b96d26eb1e2df71_JaffaCakes118.exe
1708	0eec641ad196440c6b96d26eb1e2df71_JaffaCakes118.exe
2092	anpgrbehaq.tmp
2092	anpgrbehaq.tmp

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2092	anpgrbehaq.tmp

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 1708 wrote to memory of 2980	1708	0eec641ad196440c6b96d26eb1e2df71_JaffaCakes118.exe	84
PID 1708 wrote to memory of 2980	1708	0eec641ad196440c6b96d26eb1e2df71_JaffaCakes118.exe	84
PID 1708 wrote to memory of 2980	1708	0eec641ad196440c6b96d26eb1e2df71_JaffaCakes118.exe	84
PID 2980 wrote to memory of 1300	2980	cmd.exe	86
PID 2980 wrote to memory of 1300	2980	cmd.exe	86
PID 2980 wrote to memory of 1300	2980	cmd.exe	86
PID 1300 wrote to memory of 2092	1300	anpgrbehaq.exe	90
PID 1300 wrote to memory of 2092	1300	anpgrbehaq.exe	90
PID 1300 wrote to memory of 2092	1300	anpgrbehaq.exe	90

C:\Users\Admin\AppData\Local\Temp\0eec641ad196440c6b96d26eb1e2df71_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\0eec641ad196440c6b96d26eb1e2df71_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1708
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\anpgrbehaq.exe" /VERYSILENT
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2980
- - C:\Users\Admin\AppData\Local\Temp\anpgrbehaq.exe
    "C:\Users\Admin\AppData\Local\Temp\anpgrbehaq.exe" /VERYSILENT
    3⤵
    - Executes dropped EXE
    - Suspicious use of WriteProcessMemory
    PID:1300
  - - C:\Users\Admin\AppData\Local\Temp\is-H9709.tmp\anpgrbehaq.tmp
      "C:\Users\Admin\AppData\Local\Temp\is-H9709.tmp\anpgrbehaq.tmp" /SL5="$C011E,799475,54272,C:\Users\Admin\AppData\Local\Temp\anpgrbehaq.exe" /VERYSILENT
      4⤵
      Executes dropped EXE
      Drops file in Program Files directory
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of FindShellTrayWindow
      PID:2092

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\anpgrbehaq.exe

Filesize
1.1MB

MD5
a1efbe65547fd9a8a533eb788eadf155

SHA1
8aa18ff2560f212e2e1f776673aa1c1c86a75bae

SHA256
7b9747384f7f5732e6fb3bc12c3f96bcab53ed8d066d064e465bf9f51bb88618

SHA512
5292b87e3f239a96499e74bfb301e6446773ea0390c9564e9781fd1afcd78a1c993f951e58908668fef1505749d2dd7ae3e695d003e7e3b10557e294a17433b7

Download Submit
C:\Users\Admin\AppData\Local\Temp\is-H9709.tmp\anpgrbehaq.tmp

Filesize
900KB

MD5
f8b110dc2063d3b29502aa7042d26122

SHA1
1a0fd3db79eadc1ce714f6267d476ddbec0f5e79

SHA256
e8730b0bf8f94cbb8babbfefb32cef8e8d19ec823f28c33a7d48c78589710762

SHA512
f3125d3f575aff68105ebb3eadbce30547d34e12237d8ebbc555c6fe12bcc0a5ea85a38e26f2900d70af70ec07efde3b8cd65dc0fdada637496531245ea5052f

Download Submit
memory/1300-11-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1300-14-0x0000000000401000-0x000000000040B000-memory.dmp

Filesize
40KB

Download
memory/1300-48-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1708-0-0x0000000000AF0000-0x0000000000DF4000-memory.dmp

Filesize
3.0MB

Download
memory/1708-1-0x0000000010000000-0x00000000102E4000-memory.dmp

Filesize
2.9MB

Download
memory/1708-7-0x0000000000AF0000-0x0000000000DF4000-memory.dmp

Filesize
3.0MB

Download
memory/2092-23-0x0000000000400000-0x00000000004F4000-memory.dmp

Filesize
976KB

Download
memory/2092-47-0x0000000000400000-0x00000000004F4000-memory.dmp

Filesize
976KB

Download

Analysis

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